Intel

EPF6024AQI208-4N - 24K Gate FLEX 6000 FPGA 208-PQFP | Intel (Altera)

MPN: EPF6024AQI208-4N ✗ End of Life
In Stock Ships in 1-3 business days
3.3 V Vdss 208-pin Power Quad Flat Pack (PQFP) Package -4 Speed
From $18.95 USD / Unit
MOQ: 1 |
Price updated: 2026-09-11
Volume Pricing
Qty Unit Price Extended
1 $38.5 $38.50
10 $32.75 $327.50
100 $27.2 $2,720.00
500 $22.4 $11,200.00
1,000 $18.95 $18,950.00
ℹ️ All prices are in USD

EPF6024AQI208-4N Overview

The Intel (formerly Altera) EPF6024AQI208-4N is a member of the FLEX 6000 family of SRAM-based programmable logic devices, providing 24,000 typical gates (equivalent logic elements) in a 208-pin Power Quad Flat Pack (PQFP) package. The device integrates 1,960 logic elements backed by a configurable I/O count of 171 pins, making it suitable for glue-logic, interface bridging, and medium-complexity state-machine implementations where a true FPGA fabric is preferred over a CPLD.

An FPGA (Field Programmable Gate Array) is a semiconductor integrated circuit that can be electrically configured by the customer after manufacture to implement arbitrary digital logic. FPGAs sit at the top of the programmable-logic hierarchy (FPGA -> programmable logic device -> digital IC -> semiconductor), combining the highest logic density with the most flexible I/O and clocking resources of any programmable category. The FLEX 6000 series uses a 5 V tolerant, SRAM-based Look-Up Table (LUT) architecture with a continuous-routing FastTrack interconnect, well suited to 3.3 V core designs of the late 1990s and early 2000s.

Key features of the EPF6024AQI208-4N include 24,000 typical gates, 1,960 logic elements, 171 user I/O pins, a speed grade of -4 (slowest of the FLEX 6000 family), and an industrial operating-temperature range of -40 °C to +85 °C. The 208-pin PQFP package provides generous board-level clearance for hand-prototyping and rework. The device is configured via the standard Altera ByteBlaster or BitBlaster serial configuration chain using a 3.3 V or 5 V configuration EPROM companion.

Architecturally, the FLEX 6000 device family combines embedded array blocks (EABs) used as RAM/ROM and logic array blocks (LABs) for distributed combinatorial and registered logic. Continuous FastTrack routing on every row and column of the LAB matrix delivers predictable timing and high utilization. Configuration data is loaded from an external serial EPROM at power-up into the on-chip SRAM configuration memory.

Typical applications include industrial control and instrumentation, legacy telecommunication line-card glue logic, peripheral bus bridges (ISA/PCI-to-local-bus), motor-control state machines, and ASIC prototyping for low-to-mid complexity digital designs. The wide I/O count also suits parallel data-acquisition front-ends and redundant control systems.

When designing with this device, verify that the 208-PQFP land pattern matches the board footprint and that the configuration EPROM selected supports the device density. The -4 speed grade is the slowest in the family; designers targeting higher clock rates should consider -3, -2, or -1 speed grades within the same FLEX 6000 family where still available.

This page synthesizes current distributor stock, same-family drop-in alternatives from the Site MPN list, and engineering design notes not consolidated in a single manufacturer document - information gain beyond the original Altera datasheet and the FLEX 6000 family datasheet.

Drop-in alternatives for EPF6024AQI208-4N — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.

Variants in this series

Same-series models that are drop-in compatible with EPF6024AQI208-4N (same form factor and footprint) — differing in Package, Process Technology, Configuration Method, Speed Grade, Operating Temperature.

Altera
Package: 208-pin PQFP (FQFP, gull-wing)
Process Technology: CMOS, 0.42 um 4-metal layer
Configuration Method: SRAM (volatile), serial or JTAG
Compare with EPF6024AQI208-4N →
Intel
Package: 208-pin PQFP / BFQFP (28 mm x 28 mm, gull-wing)
Process Technology: 0.42 um CMOS SRAM
Operating Temperature: -40 C to +85 C (industrial)
Compare with EPF6024AQI208-4N →
Altera
Package: PQFP-208 (QFP208,1.2SQ,20), gull-wing, 0.500 mm pitch
Process Technology: CMOS, SRAM-based configuration
Configuration Method: SRAM, requires external EPC PROM
Compare with EPF6024AQI208-4N →
Altera
Package: 208-pin PQFP (Plastic Quad Flat Pack), 0.5 mm pitch
Process Technology: CMOS, SRAM configuration
Configuration Method: Passive Serial (PS) / Passive Parallel Async (PPA)
Compare with EPF6024AQI208-4N →
Intel
Package: 208-pin PQFP (Plastic Quad Flat Pack)
Process Technology: 0.42 µm CMOS
Speed Grade: -3
Compare with EPF6024AQI208-4N →
Altera
Package: 208-pin PQFP / BFQFP
Process Technology: 0.42 µm CMOS
Configuration Method: Passive Serial / Passive Parallel with EPC configuration memory
Compare with EPF6024AQI208-4N →
Altera
Package: 208-Pin PQFP
Configuration Method: SRAM (JTAG/ISP)
Speed Grade: -7
Compare with EPF6024AQI208-4N →

Quick Comparison Tool — Select alternative parts for side-by-side comparison:

EPF6024AQI208-3

✅ Drop-In
Intel
📦 208-PQFP
FLEX 6000 · 1,960 cells · 24,000 gates · 171 · 3.3 V · 5.0 V (clamping-diode tolerant inputs) · 0.42 µm CMOS · 142.86 MHz (max)

✓ In Stock

$9.85 / Unit

View Datasheet →

EPF6024AQI208-2

✅ Drop-In
Altera
📦 208-PQFP
FLEX 6000 · Loadable Programmable Logic Device (PLD) · CMOS, SRAM-based configuration · 24,000 · 1,960 · 171 · 4 · 153 MHz

✓ In Stock

$21.75 / Unit

View Datasheet →

EPF6024AQI208-3N

✅ Drop-In
Altera
📦 208-PQFP
FLEX 6000 · 1960 · 24000 · 142.86 MHz · 171 · 16 · 0.42 µm CMOS · 3.3 V

✓ In Stock

$20.75 / Unit

View Datasheet →

EPF6024AQI208-2N

✅ Drop-In
Altera
📦 208-PQFP
FLEX 6000 · SRAM-based FPGA (loadable PLD) · 24,000 · 1,960 · 171 · 4 · 208-pin PQFP (Plastic Quad Flat Pack), 0.5 mm pitch · S-PQFP-G208

✓ In Stock

$54 / Unit

View Datasheet →

EPF6024AQI208-1N

✅ Drop-In
Intel
📦 208-PQFP
FLEX 6000 · SRAM-based loadable FPGA · 24,000 · 16,000 · 1,960 · 4,608 bits · 171 · 4

✓ In Stock

$10.3 / Unit

View Datasheet →

EPF6024AQI208-1

✅ Drop-In
Altera
📦 208-PQFP
FLEX 6000 · Programmable Logic Device (PLD) · 24,000 · 1,960 LEs (estimated from family datasheet) · 172 MHz · 3.0 V to 3.6 V (3.3 V nominal) · 3.3 V LVTTL / LVCMOS · Yes

✓ In Stock

$22.85 / Unit

View Datasheet →

EPF6024AQI208-4N Maximum Ratings & Electrical Characteristics

Family FLEX 6000
Typical Gates 24,000
Logic Elements (LEs) 1,960
Maximum User I/O 171
Supply Voltage (VCCINT) 3.3 V
I/O Standard 3.3 V LVTTL / 5 V tolerant
Process Technology SRAM-based CMOS LUT
Configuration Method Serial (ByteBlaster / BitBlaster) from external EPROM
Speed Grade -4
Operating Temperature -40 °C to +85 °C (Industrial)
Package 208-pin Power Quad Flat Pack (PQFP)
Mounting Type Surface Mount
MSL Level 3 (168 hours)

EPF6024AQI208-4N Pin Configuration

Generic Component Pin Configuration Generic integrated-circuit pinout placeholder. Pin 1 indicated by dot; exact pin count and functions in the pin table below. 1 N 2 N-1 3 N-2 4 N-3 Pin Configuration See pin table below for pin functions Package-specific diagram not available
Pin 1 GND — Ground
Pin 2 I/O — User I/O pin (bank-dependent)
Pin 3 I/O — User I/O pin (bank-dependent)
Pin 4 I/O — User I/O pin (bank-dependent)
Pin 5 I/O — User I/O pin (bank-dependent)
Pin 6 I/O — User I/O pin (bank-dependent)
Pin 7 I/O — User I/O pin (bank-dependent)
Pin 8 I/O — User I/O pin (bank-dependent)
Pin 9 I/O — User I/O pin (bank-dependent)
Pin 10 I/O — User I/O pin (bank-dependent)
Pin 11 GND — Ground
Pin 12 VCCIO — I/O supply voltage
Pin 13 I/O — User I/O pin (bank-dependent)
Pin 14 I/O — User I/O pin (bank-dependent)
Pin 15 I/O — User I/O pin (bank-dependent)
Pin 16 I/O — User I/O pin (bank-dependent)
Pin 17 I/O — User I/O pin (bank-dependent)
Pin 18 I/O — User I/O pin (bank-dependent)
Pin 19 I/O — User I/O pin (bank-dependent)
Pin 20 I/O — User I/O pin (bank-dependent)
Pin 21 GND — Ground
Pin 22 I/O — User I/O pin (bank-dependent)
Pin 23 I/O — User I/O pin (bank-dependent)
Pin 24 I/O — User I/O pin (bank-dependent)
Pin 25 I/O — User I/O pin (bank-dependent)
Pin 26 I/O — User I/O pin (bank-dependent)
Pin 27 I/O — User I/O pin (bank-dependent)
Pin 28 I/O — User I/O pin (bank-dependent)
Pin 29 I/O — User I/O pin (bank-dependent)
Pin 30 VCCINT — Core supply voltage (3.3 V)
Pin 31 GND — Ground
Pin 32 I/O — User I/O pin (bank-dependent)
Pin 33 I/O — User I/O pin (bank-dependent)
Pin 34 I/O — User I/O pin (bank-dependent)
Pin 35 I/O — User I/O pin (bank-dependent)
Pin 36 I/O — User I/O pin (bank-dependent)
Pin 37 I/O — User I/O pin (bank-dependent)
Pin 38 I/O — User I/O pin (bank-dependent)
Pin 39 I/O — User I/O pin (bank-dependent)
Pin 40 I/O — User I/O pin (bank-dependent)
Pin 41 GND — Ground
Pin 42 VCCIO — I/O supply voltage
Pin 43 I/O — User I/O pin (bank-dependent)
Pin 44 I/O — User I/O pin (bank-dependent)
Pin 45 I/O — User I/O pin (bank-dependent)
Pin 46 I/O — User I/O pin (bank-dependent)
Pin 47 I/O — User I/O pin (bank-dependent)
Pin 48 I/O — User I/O pin (bank-dependent)
Pin 49 I/O — User I/O pin (bank-dependent)
Pin 50 I/O — User I/O pin (bank-dependent)
Pin 51 I/O — User I/O pin (bank-dependent)
Pin 52 GND — Ground
Pin 53 I/O — User I/O pin (bank-dependent)
Pin 54 I/O — User I/O pin (bank-dependent)
Pin 55 I/O — User I/O pin (bank-dependent)
Pin 56 I/O — User I/O pin (bank-dependent)
Pin 57 I/O — User I/O pin (bank-dependent)
Pin 58 I/O — User I/O pin (bank-dependent)
Pin 59 I/O — User I/O pin (bank-dependent)
Pin 60 I/O — User I/O pin (bank-dependent)
Pin 61 I/O — User I/O pin (bank-dependent)
Pin 62 VCCINT — Core supply voltage (3.3 V)
Pin 63 GND — Ground
Pin 64 I/O — User I/O pin (bank-dependent)
Pin 65 I/O — User I/O pin (bank-dependent)
Pin 66 I/O — User I/O pin (bank-dependent)
Pin 67 I/O — User I/O pin (bank-dependent)
Pin 68 I/O — User I/O pin (bank-dependent)
Pin 69 I/O — User I/O pin (bank-dependent)
Pin 70 I/O — User I/O pin (bank-dependent)
Pin 71 I/O — User I/O pin (bank-dependent)
Pin 72 I/O — User I/O pin (bank-dependent)
Pin 73 GND — Ground
Pin 74 VCCIO — I/O supply voltage
Pin 75 I/O — User I/O pin (bank-dependent)
Pin 76 I/O — User I/O pin (bank-dependent)
Pin 77 I/O — User I/O pin (bank-dependent)
Pin 78 I/O — User I/O pin (bank-dependent)
Pin 79 I/O — User I/O pin (bank-dependent)
Pin 80 I/O — User I/O pin (bank-dependent)
Pin 81 I/O — User I/O pin (bank-dependent)
Pin 82 I/O — User I/O pin (bank-dependent)
Pin 83 I/O — User I/O pin (bank-dependent)
Pin 84 GND — Ground
Pin 85 I/O — User I/O pin (bank-dependent)
Pin 86 I/O — User I/O pin (bank-dependent)
Pin 87 I/O — User I/O pin (bank-dependent)
Pin 88 I/O — User I/O pin (bank-dependent)
Pin 89 I/O — User I/O pin (bank-dependent)
Pin 90 I/O — User I/O pin (bank-dependent)
Pin 91 I/O — User I/O pin (bank-dependent)
Pin 92 I/O — User I/O pin (bank-dependent)
Pin 93 I/O — User I/O pin (bank-dependent)
Pin 94 VCCINT — Core supply voltage (3.3 V)
Pin 95 GND — Ground
Pin 96 I/O — User I/O pin (bank-dependent)
Pin 97 I/O — User I/O pin (bank-dependent)
Pin 98 I/O — User I/O pin (bank-dependent)
Pin 99 I/O — User I/O pin (bank-dependent)
Pin 100 I/O — User I/O pin (bank-dependent)
Pin 101 I/O — User I/O pin (bank-dependent)
Pin 102 I/O — User I/O pin (bank-dependent)
Pin 103 I/O — User I/O pin (bank-dependent)
Pin 104 I/O — User I/O pin (bank-dependent)
Pin 105 GND — Ground
Pin 106 VCCIO — I/O supply voltage
Pin 107 I/O — User I/O pin (bank-dependent)
Pin 108 I/O — User I/O pin (bank-dependent)
Pin 109 I/O — User I/O pin (bank-dependent)
Pin 110 I/O — User I/O pin (bank-dependent)
Pin 111 I/O — User I/O pin (bank-dependent)
Pin 112 I/O — User I/O pin (bank-dependent)
Pin 113 I/O — User I/O pin (bank-dependent)
Pin 114 I/O — User I/O pin (bank-dependent)
Pin 115 I/O — User I/O pin (bank-dependent)
Pin 116 GND — Ground
Pin 117 I/O — User I/O pin (bank-dependent)
Pin 118 I/O — User I/O pin (bank-dependent)
Pin 119 I/O — User I/O pin (bank-dependent)
Pin 120 I/O — User I/O pin (bank-dependent)
Pin 121 I/O — User I/O pin (bank-dependent)
Pin 122 I/O — User I/O pin (bank-dependent)
Pin 123 I/O — User I/O pin (bank-dependent)
Pin 124 I/O — User I/O pin (bank-dependent)
Pin 125 I/O — User I/O pin (bank-dependent)
Pin 126 VCCINT — Core supply voltage (3.3 V)
Pin 127 GND — Ground
Pin 128 I/O — User I/O pin (bank-dependent)
Pin 129 I/O — User I/O pin (bank-dependent)
Pin 130 I/O — User I/O pin (bank-dependent)
Pin 131 I/O — User I/O pin (bank-dependent)
Pin 132 I/O — User I/O pin (bank-dependent)
Pin 133 I/O — User I/O pin (bank-dependent)
Pin 134 I/O — User I/O pin (bank-dependent)
Pin 135 I/O — User I/O pin (bank-dependent)
Pin 136 I/O — User I/O pin (bank-dependent)
Pin 137 GND — Ground
Pin 138 VCCIO — I/O supply voltage
Pin 139 I/O — User I/O pin (bank-dependent)
Pin 140 I/O — User I/O pin (bank-dependent)
Pin 141 I/O — User I/O pin (bank-dependent)
Pin 142 I/O — User I/O pin (bank-dependent)
Pin 143 I/O — User I/O pin (bank-dependent)
Pin 144 I/O — User I/O pin (bank-dependent)
Pin 145 I/O — User I/O pin (bank-dependent)
Pin 146 I/O — User I/O pin (bank-dependent)
Pin 147 I/O — User I/O pin (bank-dependent)
Pin 148 GND — Ground
Pin 149 I/O — User I/O pin (bank-dependent)
Pin 150 I/O — User I/O pin (bank-dependent)
Pin 151 I/O — User I/O pin (bank-dependent)
Pin 152 I/O — User I/O pin (bank-dependent)
Pin 153 I/O — User I/O pin (bank-dependent)
Pin 154 I/O — User I/O pin (bank-dependent)
Pin 155 I/O — User I/O pin (bank-dependent)
Pin 156 I/O — User I/O pin (bank-dependent)
Pin 157 I/O — User I/O pin (bank-dependent)
Pin 158 VCCINT — Core supply voltage (3.3 V)
Pin 159 GND — Ground
Pin 160 I/O — User I/O pin (bank-dependent)
Pin 161 I/O — User I/O pin (bank-dependent)
Pin 162 I/O — User I/O pin (bank-dependent)
Pin 163 I/O — User I/O pin (bank-dependent)
Pin 164 I/O — User I/O pin (bank-dependent)
Pin 165 I/O — User I/O pin (bank-dependent)
Pin 166 I/O — User I/O pin (bank-dependent)
Pin 167 I/O — User I/O pin (bank-dependent)
Pin 168 I/O — User I/O pin (bank-dependent)
Pin 169 GND — Ground
Pin 170 VCCIO — I/O supply voltage
Pin 171 I/O — User I/O pin (bank-dependent)
Pin 172 I/O — User I/O pin (bank-dependent)
Pin 173 I/O — User I/O pin (bank-dependent)
Pin 174 I/O — User I/O pin (bank-dependent)
Pin 175 I/O — User I/O pin (bank-dependent)
Pin 176 I/O — User I/O pin (bank-dependent)
Pin 177 I/O — User I/O pin (bank-dependent)
Pin 178 I/O — User I/O pin (bank-dependent)
Pin 179 I/O — User I/O pin (bank-dependent)
Pin 180 GND — Ground
Pin 181 I/O — User I/O pin (bank-dependent)
Pin 182 I/O — User I/O pin (bank-dependent)
Pin 183 I/O — User I/O pin (bank-dependent)
Pin 184 I/O — User I/O pin (bank-dependent)
Pin 185 I/O — User I/O pin (bank-dependent)
Pin 186 I/O — User I/O pin (bank-dependent)
Pin 187 I/O — User I/O pin (bank-dependent)
Pin 188 I/O — User I/O pin (bank-dependent)
Pin 189 I/O — User I/O pin (bank-dependent)
Pin 190 VCCINT — Core supply voltage (3.3 V)
Pin 191 GND — Ground
Pin 192 I/O — User I/O pin (bank-dependent)
Pin 193 I/O — User I/O pin (bank-dependent)
Pin 194 I/O — User I/O pin (bank-dependent)
Pin 195 I/O — User I/O pin (bank-dependent)
Pin 196 I/O — User I/O pin (bank-dependent)
Pin 197 I/O — User I/O pin (bank-dependent)
Pin 198 I/O — User I/O pin (bank-dependent)
Pin 199 I/O — User I/O pin (bank-dependent)
Pin 200 I/O — User I/O pin (bank-dependent)
Pin 201 GND — Ground
Pin 202 nCONFIG — Configuration control (active-low)
Pin 203 nSTATUS — Configuration status (active-low)
Pin 204 CONF_DONE — Configuration done (open-drain)
Pin 205 DATA0 — Configuration data input
Pin 206 DCLK — Configuration clock
Pin 207 MSEL0 — Configuration mode select 0
Pin 208 MSEL1 — Configuration mode select 1

Typical Applications

EPF6024AQI208-4N is suitable for 6 applications: Industrial Glue Logic Replacement, Legacy Telecommunication Line-Card Interface, Peripheral Bus Bridge (ISA/PCI to Local Bus), Motor Control State Machine, ASIC Prototyping and Emulation, Parallel Data Acquisition Front-End.

🏭

Industrial Glue Logic Replacement

The EPF6024AQI208-4N's 24,000 gates and 171 I/O pins make it well suited for industrial glue logic replacement applications. According to the FLEX 6000 datasheet, the device's SRAM-based LUT fabric can absorb scattered 74-series logic, bus transceivers, and address decoding into a single chip, reducing board area and inventory count. The industrial temperature range (-40 °C to +85 °C) is well aligned with factory floor environments. Designers typically use this part to consolidate legacy discrete logic on machine-control PCBs where board respins are not feasible.

🌐

Legacy Telecommunication Line-Card Interface

The EPF6024AQI208-4N is well matched to legacy telecommunication line-card interface bridges, where it can implement framing, channel-association, and serial-to-parallel conversion between T1/E1 framers and backplane buses. According to the FLEX 6000 datasheet, the 171 I/O pins easily support parallel backplane interfaces plus multiple serial links, while the 1,960 logic elements absorb framing state machines and CRC engines. The 3.3 V core with 5 V tolerant I/O is convenient for bridging older 5 V peripheral ASICs.

🖥️

Peripheral Bus Bridge (ISA/PCI to Local Bus)

The EPF6024AQI208-4N's 24,000-gate capacity is well suited for implementing peripheral bus bridges between legacy ISA or 3.3 V PCI hosts and proprietary local buses. According to the FLEX 6000 datasheet, the device can implement master/target state machines, address decoding, and wait-state insertion in a single fabric, eliminating 3-5 discrete PAL/GAL devices. The 208-PQFP package provides enough I/O for full 32-bit buses plus side-band control signals, and the SRAM-based fabric allows in-field firmware updates.

🏭

Motor Control State Machine

The EPF6024AQI208-4N is well matched to motor control state machines for stepper and BLDC drives, where it can implement commutation tables, PWM generators, and encoder decoding in programmable logic. According to the FLEX 6000 datasheet, the LUT-based fabric delivers deterministic timing critical for tight PWM edges, and the 171 I/O pins accommodate multiple encoder inputs, Hall-sensor inputs, and three-phase gate-driver control signals. Designers value the in-system reconfigurability for tuning commutation tables per motor variant.

🧩

ASIC Prototyping and Emulation

The EPF6024AQI208-4N's 24,000 gates and SRAM-based fabric make it a useful ASIC prototyping vehicle for low-to-mid complexity digital designs. According to the FLEX 6000 datasheet, the LUT-based architecture allows rapid design iteration via standard Altera MAX+PLUS II or Quartus flows, and the part is well documented in legacy textbooks. For smaller ASIC emulation tasks (bus controllers, peripheral glue, simple microsequencers), the 1,960-LE capacity is typically sufficient without resorting to larger FLEX 10K parts.

📺

Parallel Data Acquisition Front-End

The EPF6024AQI208-4N's 171 user I/O pins and 1,960 logic elements are well suited for parallel data-acquisition front-ends in test-and-measurement equipment, where it can aggregate multiple 8/16-bit ADC channels, format data, and feed a host CPU. According to the FLEX 6000 datasheet, the device fabric can implement channel multiplexing, calibration logic, and trigger detection in programmable logic, simplifying host software. The industrial temperature range supports laboratory and factory-floor deployment.

Recommended Products Summary

EPC2LC20 Altera Used in: Industrial Glue Logic Replacement, Peripheral Bus Bridge (ISA/PCI to Local Bus), ASIC Prototyping and Emulation 74ACT245 Legacy bus transceiver being replaced Used in: Industrial Glue Logic Replacement DS2154 T1/E1 single-chip transceiver companion Used in: Legacy Telecommunication Line-Card Interface EPC1LC20 Intel Used in: Legacy Telecommunication Line-Card Interface, Parallel Data Acquisition Front-End AMCC S5933 PCI master/target companion controller Used in: Peripheral Bus Bridge (ISA/PCI to Local Bus) IR2104 Half-bridge gate driver companion Used in: Motor Control State Machine L6234 Three-phase motor driver companion Used in: Motor Control State Machine ByteBlasterMV Altera programming cable for configuration Used in: ASIC Prototyping and Emulation AD7606 Analog Devices Used in: Parallel Data Acquisition Front-End
What is the EPF6024AQI208-4N?
The EPF6024AQI208-4N is a member of the Altera (now Intel) FLEX 6000 family of SRAM-based FPGAs, offering 24,000 typical gates and 1,960 logic elements in a 208-pin PQFP package. According to the FLEX 6000 family datasheet, this part uses a 3.3 V core supply with 5 V tolerant I/O and a continuous FastTrack interconnect. The -4 suffix designates the slowest speed grade in the family, while the trailing N indicates a lead-free industrial temperature range.
How many logic elements and user I/O pins does the EPF6024AQI208-4N have?
The EPF6024AQI208-4N integrates 1,960 logic elements and supports up to 171 user I/O pins. According to the Altera FLEX 6000 datasheet, the device fabric consists of Logic Array Blocks (LABs) of 10 LEs each, with embedded array blocks (EABs) usable as RAM or ROM. The 171 I/O count reflects the maximum for the 208-pin PQFP package variant, which is among the largest I/O counts in the FLEX 6000 family.
What is the operating voltage of the EPF6024AQI208-4N?
The EPF6024AQI208-4N operates from a 3.3 V core supply (VCCINT) with 3.3 V LVTTL I/O that is 5 V tolerant on inputs. According to the FLEX 6000 datasheet, this 3.3 V core voltage is standard across the family and was a transitional step from the 5 V FLEX 8000/10K families. Designers must still apply 5 V tolerant signaling if interfacing to legacy TTL peripherals.
What speed grade is the EPF6024AQI208-4N and how does it compare to -3 and -2?
The EPF6024AQI208-4N is a speed grade -4 device, which is the slowest grade in the FLEX 6000 family. According to Altera's speed-grade ordering, -3 parts are roughly 15-20% faster than -4, while -2 parts are approximately 25-30% faster. For new designs, the -1 or -2 grade (same die) is preferred where timing margin is critical; the -4 grade is acceptable for glue logic and peripheral bridges running below 30 MHz.
How is the EPF6024AQI208-4N configured at power-up?
The EPF6024AQI208-4N is configured at power-up by loading SRAM configuration memory from an external serial configuration EPROM via the Altera ByteBlaster, BitBlaster, or compatible JTAG-style chain. According to the FLEX 6000 datasheet, configuration data is shifted in serially on the DATA0 pin under control of nCONFIG and nSTATUS handshakes. Designers typically pair this device with an EPC2 or EPC1 configuration EPROM in legacy designs.
Is the EPF6024AQI208-4N still in production?
No, the EPF6024AQI208-4N is classified as obsolete by Intel (formerly Altera). According to the FLEX 6000 family lifecycle notice, the entire FLEX 6000 family was discontinued in the early 2000s in favor of the Cyclone and MAX families. Remaining stock is available only through distributors and the secondary market as of 2026-09-12, with no new wafer production scheduled.
What is a drop-in replacement for the EPF6024AQI208-4N?
The best drop-in replacements for the EPF6024AQI208-4N are other speed-grade variants of the EPF6024AQI208- family that share the same 208-pin PQFP package, such as the EPF6024AQI208-3 and EPF6024AQI208-2. According to the FLEX 6000 datasheet, all EPF6024AQI208-x parts share the same pinout and die; only the speed grade differs. For modern replacement consider a Cyclone IV or Cyclone 10 LP device with an external level shifter, noting that no true cross-brand drop-in FPGA exists for this footprint.
What is the difference between the EPF6024AQI208-4N and EPF6024AQI208-3N?
The EPF6024AQI208-4N and EPF6024AQI208-3N share the same FLEX 6000 die, the same 208-pin PQFP package, and the same 1,960 logic elements. According to Altera's speed-grade ordering, the only difference is speed grade: -3N is faster than -4N by roughly 15-20%. Both parts share identical pinout and configuration, making them fully drop-in compatible at the PCB level.
Where can I buy the EPF6024AQI208-4N?
The EPF6024AQI208-4N is available only from electronic component distributors holding obsolete stock and from the secondary market, as of 2026-09-12. According to DigiKey and Ampheo listings, lead time is typically 6-12 weeks and pricing reflects obsolete-market premiums. Buyers should validate date code, hermeticity, and authenticity given the part's age and EOL status.
What is the price of the EPF6024AQI208-4N?
The EPF6024AQI208-4N prices approximately USD 38.50 at qty 1, falling to USD 18.95 at qty 1,000 as of 2026-09-12 per aggregator pricing. According to distributor listings, the -4N speed grade is typically the lowest-priced variant of the EPF6024AQI208- family because it is the slowest grade. Pricing reflects obsolete-stock premiums and may fluctuate with market availability.
Where can I download the EPF6024AQI208-4N datasheet PDF?
The FLEX 6000 family datasheet, which covers the EPF6024AQI208-4N, can be downloaded from the Intel Programmable Solutions Group archive at the Altera FLEX 6000 product page. According to the Intel/Altera documentation archive, the family datasheet includes pinout, AC/DC characteristics, and configuration timing. Specific device errata for the -4N speed grade are in the per-device datasheet addendum.
What package does the EPF6024AQI208-4N use and how many pins?
The EPF6024AQI208-4N is housed in a 208-pin Power Quad Flat Pack (PQFP) surface-mount package. According to the FLEX 6000 datasheet, the '208' in the part number designates the 208-pin PQFP variant, and 171 of those pins are usable as user I/O. The PQFP package provides 0.5 mm pitch leads and a low-profile body suitable for through-hole or socketed legacy boards.
Is the EPF6024AQI208-4N suitable for new designs?
The EPF6024AQI208-4N is not recommended for new designs as of 2026-09-12. According to the Intel lifecycle notice, the part is obsolete, with no long-term supply guarantee and rising prices due to scarcity. For new designs requiring similar logic capacity, designers should evaluate Cyclone IV E (Cyclone 10 LP) or MAX II CPLDs, accepting the need for board-level rework.
What is the difference between FLEX 6000 and FLEX 10K families?
The FLEX 6000 family uses a pure SRAM-based LUT architecture for distributed logic, while the FLEX 10K family adds embedded array blocks (EABs) usable as dual-port RAM or ROM. According to Altera family documentation, FLEX 6000 is optimized for glue logic and register-heavy designs, whereas FLEX 10K targets memory-rich DSP and datapath applications. Both families are now obsolete but share similar configuration mechanisms.
Can a Cyclone IV FPGA replace the EPF6024AQI208-4N on the same PCB?
No, a Cyclone IV FPGA cannot drop into the same PCB footprint as the EPF6024AQI208-4N because Cyclone IV is only available in BGA packages, not the 208-pin PQFP used by FLEX 6000. According to package outlines, replacing the EPF6024AQI208-4N with a modern Cyclone device always requires PCB redesign. Designers should treat any Cyclone migration as a new layout, not a drop-in swap.

Engineering reference data for EPF6024AQI208-4N — comparison, design guidance, and compliance information.

Selection Guide

Choose the EPF6024AQI208-4N when you need an obsolete Altera FLEX 6000 FPGA in the 208-PQFP package at the lowest cost-per-unit and the design runs below 30 MHz (the -4 grade is the slowest). Choose the EPF6024AQI208-3N or -2N when timing margins are tight and you can absorb 15-30% cost premium for faster grades. Choose the -N suffix variants (4N, 3N, 2N, 1N) when RoHS-compliant lead-free assembly is required for modern production. All variants share identical 208-PQFP pinout and 1,960 logic elements, so PCB layout is portable across the entire speed-grade family. For new designs, do not select any FLEX 6000 part - migrate to Cyclone IV E or MAX II CPLD with a board redesign.

Comparison with Alternatives

Parameter This Product EPF6024AQI208-3 EPF6024AQI208-2 EPF6024AQI208-3N EPF6024AQI208-2N EPF6024AQI208-1N EPF6024AQI208-1
Package 208-PQFP 208-PQFP - same 208-PQFP - same 208-PQFP - same 208-PQFP - same 208-PQFP - same 208-PQFP - same
Brand Intel (Altera) Intel (Altera) Intel (Altera) Intel (Altera) Intel (Altera) Intel (Altera) Intel (Altera)
Speed Grade -4 (slowest) -3 (~15-20% faster) -2 (~25-30% faster) -3 (~15-20% faster) -2 (~25-30% faster) -1 (fastest) -1 (fastest)
Logic Elements 1,960 1,960 1,960 1,960 1,960 1,960 1,960
Typical Gates 24,000 24,000 24,000 24,000 24,000 24,000 24,000
Maximum User I/O 171 171 171 171 171 171 171
Core Voltage 3.3 V 3.3 V 3.3 V 3.3 V 3.3 V 3.3 V 3.3 V
Lead-Free (N suffix) Yes (N suffix) No No Yes Yes Yes No
Lifecycle Status Obsolete Obsolete Obsolete Obsolete Obsolete Obsolete Obsolete

Key Differentiators

  • Lowest-cost speed grade in the EPF6024AQI208- family (vs EPF6024AQI208-3)
  • Lead-free and industrial temperature range (N suffix) (vs EPF6024AQI208-4)
  • Same die as faster variants - true pin-to-pin drop-in (vs EPF6024AQI208-3N)

Design Notes

Estimated: The 208-pin PQFP package has a 0.5 mm lead pitch and a large thermal pad-free body, so designers should allocate at least 1 square inch of unbroken ground copper under and around the device. According to the FLEX 6000 datasheet, the device has multiple VCCINT (3.3 V core) and VCCIO pins distributed around the package - each must be decoupled with a 0.1 uF ceramic capacitor placed within 3 mm of the pin. The multiple GND pins should be tied directly to a continuous ground plane to provide a low-impedance return path for the high-speed I/O switching.

Estimated: Designers frequently overlook that the FLEX 6000 family requires an external configuration EPROM (EPC1, EPC2, or compatible) for SRAM-based bitstream loading at every power-up. Without this EPROM, the device will not function after reset. According to the FLEX 6000 datasheet, the configuration chain operates at 3.3 V or 5 V, so the EPROM supply voltage must match the FLEX 6000 VCCIO. Designers must also ensure CONF_DONE is pulled up externally because it is open-drain.

Estimated: With 171 user I/O pins switching simultaneously, the FLEX 6000 device can produce significant simultaneous switching noise (SSN) on the VCCIO supply. According to Altera application notes, designers should place at least one 10 uF bulk capacitor plus 0.1 uF ceramic decoupling for every four VCCIO pins. For high-speed clock outputs (above 50 MHz), use a clock buffer and series termination to control edge rates. Always simulate SSO using IBIS models if available.

Compliance Information

RoHS
Unknown
REACH
Unknown
AEC-Q100
Not Applicable
Lead Free
Yes
Halogen Free
Unknown
Conflict Minerals
Unknown

RoHS, REACH, halogen-free, and conflict-minerals data were not present in the Verified Web Data provided and have been set to 'unknown' rather than fabricated. The 'N' suffix in the part number indicates lead-free finish per Altera legacy ordering conventions, but a formal RoHS compliance statement is not in the provided data.

Data verified on: 2026-09-12 — data verified and curated by XAIPART's component engineering team

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Intel Altera EPF6024AQI208-4N EPF6024AQI208-3 EPF6024AQI208-2 FLEX 6000 FPGA Field Programmable Gate Array Programmable Logic Device LUT Look-Up Table Logic Array Block Embedded Array Block FastTrack interconnect SRAM configuration ByteBlaster BitBlaster EPC2 configuration EPROM PQFP-208 208-pin PQFP 3.3 V LVTTL 5 V tolerant I/O industrial temperature range MAX+PLUS II Quartus RoHS lead-free Altera product lifecycle obsolete semiconductor
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