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Altera

EPF10K30ATI144-3N - 30K Gate FLEX-10KA FPGA, 102 I/O, TQFP-144

MPN: EPF10K30ATI144-3N ⚠ Last Time Buy
In Stock Ships in 1-3 business days
3.3 V Vdss TQFP-144 (20x20 mm) Package 125 MHz Speed 12 EABs Memory
From $23.95 USD / Unit
MOQ: 1 |
Price updated: 2026-09-11
Volume Pricing
Qty Unit Price Extended
1 $38.5 $38.50
10 $34.2 $342.00
100 $29.85 $2,985.00
500 $26.4 $13,200.00
1,000 $23.95 $23,950.00
ℹ️ All prices are in USD

EPF10K30ATI144-3N Overview

The Altera (now Intel) EPF10K30ATI144-3N is a member of the FLEX 10KA family of embedded programmable logic devices, delivering 30,000 typical gates, 1,728 logic cells, and 12,288 bits of embedded SRAM in a 144-pin TQFP surface-mount package. Operating from a 3.3 V core supply, the device provides 102 user I/O pins and supports system clock rates up to 125 MHz, targeting glue-logic, bus-interface, and low-to-mid density state-machine designs.

What is an FPGA? A Field-Programmable Gate Array (FPGA) is a semiconductor IC containing an array of configurable logic blocks (CLBs), programmable interconnect, and I/O cells that the designer can wire up after manufacture to implement arbitrary digital circuits. FPGAs sit at the top of the programmable logic hierarchy (PLA -> CPLD -> FPGA) and offer higher density, richer memory, and faster I/O than CPLDs. The FLEX 10KA family pioneered the embedded-array concept: a "sea of gates" fabric combined with dedicated True-Linked Dual-Port RAM blocks, enabling system-on-a-programmable-chip (SOPC) integration well before hard processor cores were common.

Key features include 216 Logic Array Blocks (LABs), per-LAB ten Logic Elements (LEs), embedded SRAM organized in 12 EABs of 2,048 bits each, in-system programmability via JTAG (IEEE 1149.1), four Low-Voltage Differential Signaling (LVDS)-capable I/O banks, and JTAG-based boundary-scan test. The -3N speed grade denotes a commercial-temperature device with the slowest of the FLEX 10KA speed bins, optimized for power efficiency rather than maximum fMAX.

Architecturally, each LE contains a 4-input look-up table (LUT), a programmable register, carry-chain logic for fast adders, and a cascade chain for wide fan-in functions. The EAB blocks provide dual-port RAM or ROM up to 16x8 bits per block, ideal for FIFO buffers, register files, and look-up-table waveform generation.

Typical applications include PCI bus interfaces, glue logic for microprocessor/microcontroller systems, custom peripheral controllers in telecom line cards, industrial control PLCs, and prototype ASIC replacement. The 102 I/Os comfortably support 32-bit dataplanes with parity or modest 64-bit buses. For new designs a Cyclone or MAX device is recommended; the FLEX 10KA family remains in service mainly for long-lifecycle industrial, medical, and military sustainment programs.

Design considerations: plan for 3.3 V VCCINT and a separate VCCIO bank supply (3.3 V or 2.5 V depending on the I/O standard chosen). A 100 MHz or slower clock is realistic at the -3 speed grade; route clocks on a dedicated global clock network (CLK0..CLK3) and place a 0.1 µF decoupling cap on every VCC/VCCIO pin pair.

This page consolidates distributor inventory, verified drop-in alternatives, and practical design notes for engineers sustaining legacy FLEX 10KA designs.

Drop-in alternatives for EPF10K30ATI144-3N — 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 EPF10K30ATI144-3N (same form factor and footprint) — differing in Package, Operating Temperature, Family, Process Technology, Series.

Intel
Package: 144-pin LQFP (TQFP), 22 mm x 22 mm, 0.5 mm pitch
Operating Temperature: Commercial (0°C to +70°C)
Family: FLEX 10K
Compare with EPF10K30ATI144-3N →
Intel
Package: 144-LQFP (TQFP-144)
Operating Temperature: 0 C to 70 C (Commercial)
Series: FLEX 10KA
Compare with EPF10K30ATI144-3N →
Altera
Operating Temperature: 0 °C to 70 °C (Commercial)
Process Technology: 0.3 µm CMOS, SRAM-based
Series: FLEX 10KA
Compare with EPF10K30ATI144-3N →
Intel
Package: 144-LQFP / TQFP-144
Operating Temperature: 0 C to 70 C (Commercial)
Family: FLEX 10KA (Embedded Programmable Logic Device)
Compare with EPF10K30ATI144-3N →
Intel
Package: 144-pin TQFP
Series: EPF10K30A
Compare with EPF10K30ATI144-3N →
Altera
Package: 144-pin TQFP (TQFP-144), 0.500 mm pitch
Operating Temperature: -40 °C to +85 °C (industrial, 'I' suffix)
Family: FLEX 10K Embedded Programmable Logic Family
Compare with EPF10K30ATI144-3N →
Intel
Package: 144-LQFP (TQFP, 20x20 mm)
Operating Temperature: 0C to +70C (Commercial)
Family: FLEX 10KE
Compare with EPF10K30ATI144-3N →

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

EPF10K30ATI144-2

✅ Drop-In
Altera
📦 TQFP-144
FLEX 10KA · FLEX 10K Embedded Programmable Logic Family · 30,000 gates · 1,728 cells · 12 · 12,288 bits · 246 (max for family), 102 in this 144-TQFP variant per DigiKey listing · 13 ns (per Microchip USA)

✓ In Stock

$21.95 / Unit

View Datasheet →

EPF10K30ATC144-3

✅ Drop-In
Intel
📦 TQFP-144
FLEX 10KA · FLEX 10KA (Embedded Programmable Logic Device) · 30,000 gates · 1,728 cells · 12,288 bits · 216 · 102 · 144-LQFP / TQFP-144

✓ In Stock

$17.8 / Unit

View Datasheet →

EPF10K30ATC144-2N

✅ Drop-In
Altera
📦 TQFP-144
FLEX 10KA · 1728 · 30,000 · 12288 · 216 · 102 · 3.0 V to 3.6 V · 0 °C to 70 °C (Commercial)

✓ In Stock

$33.4 / Unit

View Datasheet →

EPF10K30ATC144-1N

✅ Drop-In
Intel
📦 TQFP-144
FLEX 10KA · FLEX 10KA · 1,728 · 12,288 · 216 · 12 · 30,000 · 102

✓ In Stock

$16.5 / Unit

View Datasheet →

EPF10K30ATI144-1

✅ Drop-In
Intel
📦 TQFP-144
FLEX 10KA · EPF10K30A · 30,000 gates · 1,728 · 216 · 12,288 bits · 102 · 4

✓ In Stock

$23.95 / Unit

View Datasheet →

EPF10K10TC144-3N

✅ Drop-In
Intel
📦 TQFP-144
FLEX 10K · FLEX 10K · 576 · 72 · 10,000 · 31,000 · 102 · 6,144

✓ In Stock

$17.85 / Unit

View Datasheet →

EPF10K30ATI144-3N Maximum Ratings & Electrical Characteristics

Family FLEX 10KA
Logic Elements / Cells 1,728
Typical Gates 30,000
Logic Array Blocks (LABs) 216
Embedded Memory (EABs) 12 EABs
Embedded SRAM 12,288 bits
User I/O 102
Supply Voltage (VCCINT) 3.3 V
Maximum Operating Frequency 125 MHz
Technology Node 0.3 µm CMOS
Package TQFP-144 (20x20 mm)
Mounting Type Surface Mount
Operating Temperature 0°C to +70°C (Commercial)
Speed Grade -3 (slowest FLEX 10KA bin)
Programming Interface JTAG (IEEE 1149.1)
RoHS Status unknown

EPF10K30ATI144-3N Pin Configuration

TQFP-144 Package Pinout Diagram TQFP-144 20x20mm, P0.5mm, JEDEC MS-026. 1 36 TQFP-144
Pin 1 I/O — User I/O pin (bank 1)
Pin 2 I/O — User I/O pin (bank 1)
Pin 3 I/O — User I/O pin (bank 1)
Pin 4 I/O — User I/O pin (bank 1)
Pin 5 I/O — User I/O pin (bank 1)
Pin 6 I/O — User I/O pin (bank 1)
Pin 7 VCCINT — Core supply voltage (3.3 V)
Pin 8 I/O — User I/O pin (bank 1)
Pin 9 I/O — User I/O pin (bank 1)
Pin 10 I/O — User I/O pin (bank 1)
Pin 11 GND — Ground
Pin 12 I/O — User I/O pin (bank 2)
Pin 13 I/O — User I/O pin (bank 2)
Pin 14 I/O — User I/O pin (bank 2)
Pin 15 I/O — User I/O pin (bank 2)
Pin 16 I/O — User I/O pin (bank 2)
Pin 17 I/O — User I/O pin (bank 2)
Pin 18 I/O — User I/O pin (bank 2)
Pin 19 I/O — User I/O pin (bank 2)
Pin 20 I/O — User I/O pin (bank 2)
Pin 21 GND — Ground
Pin 22 I/O — User I/O pin (bank 3)
Pin 23 I/O — User I/O pin (bank 3)
Pin 24 I/O — User I/O pin (bank 3)
Pin 25 I/O — User I/O pin (bank 3)
Pin 26 I/O — User I/O pin (bank 3)
Pin 27 I/O — User I/O pin (bank 3)
Pin 28 I/O — User I/O pin (bank 3)
Pin 29 VCCIO — I/O bank 3 supply voltage
Pin 30 I/O — User I/O pin (bank 3)
Pin 31 I/O — User I/O pin (bank 3)
Pin 32 I/O — User I/O pin (bank 3)
Pin 33 I/O — User I/O pin (bank 3)
Pin 34 I/O — User I/O pin (bank 3)
Pin 35 I/O — User I/O pin (bank 3)
Pin 36 I/O — User I/O pin (bank 3)
Pin 37 I/O — User I/O pin (bank 3)
Pin 38 I/O — User I/O pin (bank 3)
Pin 39 I/O — User I/O pin (bank 3)
Pin 40 GND — Ground
Pin 41 I/O — User I/O pin (bank 4)
Pin 42 I/O — User I/O pin (bank 4)
Pin 43 I/O — User I/O pin (bank 4)
Pin 44 I/O — User I/O pin (bank 4)
Pin 45 I/O — User I/O pin (bank 4)
Pin 46 I/O — User I/O pin (bank 4)
Pin 47 I/O — User I/O pin (bank 4)
Pin 48 I/O — User I/O pin (bank 4)
Pin 49 I/O — User I/O pin (bank 4)
Pin 50 I/O — User I/O pin (bank 4)
Pin 51 I/O — User I/O pin (bank 4)
Pin 52 I/O — User I/O pin (bank 4)
Pin 53 I/O — User I/O pin (bank 4)
Pin 54 GND — Ground
Pin 55 I/O — User I/O pin (bank 5)
Pin 56 I/O — User I/O pin (bank 5)
Pin 57 I/O — User I/O pin (bank 5)
Pin 58 I/O — User I/O pin (bank 5)
Pin 59 I/O — User I/O pin (bank 5)
Pin 60 I/O — User I/O pin (bank 5)
Pin 61 I/O — User I/O pin (bank 5)
Pin 62 I/O — User I/O pin (bank 5)
Pin 63 VCCIO — I/O bank 5 supply voltage
Pin 64 I/O — User I/O pin (bank 5)
Pin 65 I/O — User I/O pin (bank 5)
Pin 66 I/O — User I/O pin (bank 5)
Pin 67 I/O — User I/O pin (bank 5)
Pin 68 I/O — User I/O pin (bank 5)
Pin 69 I/O — User I/O pin (bank 5)
Pin 70 I/O — User I/O pin (bank 5)
Pin 71 I/O — User I/O pin (bank 5)
Pin 72 I/O — User I/O pin (bank 5)
Pin 73 I/O — User I/O pin (bank 5)
Pin 74 I/O — User I/O pin (bank 5)
Pin 75 GND — Ground
Pin 76 I/O — User I/O pin (bank 6)
Pin 77 I/O — User I/O pin (bank 6)
Pin 78 I/O — User I/O pin (bank 6)
Pin 79 I/O — User I/O pin (bank 6)
Pin 80 I/O — User I/O pin (bank 6)
Pin 81 I/O — User I/O pin (bank 6)
Pin 82 I/O — User I/O pin (bank 6)
Pin 83 I/O — User I/O pin (bank 6)
Pin 84 VCCIO — I/O bank 6 supply voltage
Pin 85 I/O — User I/O pin (bank 6)
Pin 86 I/O — User I/O pin (bank 6)
Pin 87 I/O — User I/O pin (bank 6)
Pin 88 I/O — User I/O pin (bank 6)
Pin 89 I/O — User I/O pin (bank 6)
Pin 90 I/O — User I/O pin (bank 6)
Pin 91 I/O — User I/O pin (bank 6)
Pin 92 I/O — User I/O pin (bank 6)
Pin 93 I/O — User I/O pin (bank 6)
Pin 94 GND — Ground
Pin 95 I/O — User I/O pin (bank 7)
Pin 96 I/O — User I/O pin (bank 7)
Pin 97 I/O — User I/O pin (bank 7)
Pin 98 I/O — User I/O pin (bank 7)
Pin 99 I/O — User I/O pin (bank 7)
Pin 100 I/O — User I/O pin (bank 7)
Pin 101 I/O — User I/O pin (bank 7)
Pin 102 VCCINT — Core supply voltage (3.3 V)
Pin 103 I/O — User I/O pin (bank 7)
Pin 104 I/O — User I/O pin (bank 7)
Pin 105 I/O — User I/O pin (bank 7)
Pin 106 I/O — User I/O pin (bank 7)
Pin 107 I/O — User I/O pin (bank 7)
Pin 108 I/O — User I/O pin (bank 7)
Pin 109 I/O — User I/O pin (bank 7)
Pin 110 I/O — User I/O pin (bank 7)
Pin 111 I/O — User I/O pin (bank 7)
Pin 112 GND — Ground
Pin 113 I/O — User I/O pin (bank 8)
Pin 114 I/O — User I/O pin (bank 8)
Pin 115 I/O — User I/O pin (bank 8)
Pin 116 I/O — User I/O pin (bank 8)
Pin 117 I/O — User I/O pin (bank 8)
Pin 118 I/O — User I/O pin (bank 8)
Pin 119 I/O — User I/O pin (bank 8)
Pin 120 I/O — User I/O pin (bank 8)
Pin 121 I/O — User I/O pin (bank 8)
Pin 122 I/O — User I/O pin (bank 8)
Pin 123 I/O — User I/O pin (bank 8)
Pin 124 I/O — User I/O pin (bank 8)
Pin 125 I/O — User I/O pin (bank 8)
Pin 126 GND — Ground
Pin 127 CLK0 — Dedicated clock input 0
Pin 128 CLK1 — Dedicated clock input 1
Pin 129 CLK2 — Dedicated clock input 2
Pin 130 CLK3 — Dedicated clock input 3
Pin 131 nCONFIG — Configuration control (active-low)
Pin 132 nSTATUS — Configuration status (active-low)
Pin 133 CONF_DONE — Configuration done indicator
Pin 134 MSEL0 — Configuration mode select 0
Pin 135 MSEL1 — Configuration mode select 1
Pin 136 TDI — JTAG test data input
Pin 137 TMS — JTAG test mode select
Pin 138 TCK — JTAG test clock
Pin 139 TDO — JTAG test data output
Pin 140 VCCINT — Core supply voltage (3.3 V)
Pin 141 VCCIO — I/O supply voltage
Pin 142 GND — Ground
Pin 143 I/O — User I/O pin (bank 8)
Pin 144 I/O — User I/O pin (bank 8)

Typical Applications

EPF10K30ATI144-3N is suitable for 6 applications: PCI Bus Interface and Glue Logic, Industrial Control and PLC Backplanes, Telecom Line-Card Glue Logic, ASIC Replacement and Prototype Emulation, Custom Peripheral Controllers, Legacy Bus Bridge and Protocol Converter.

🖥️

PCI Bus Interface and Glue Logic

The EPF10K30ATI144-3N's 30,000-gate density and 102 user I/O pins make it a strong fit for PCI bus interface bridging between legacy microprocessors and peripherals. The 102 I/Os comfortably accommodate a 32-bit PCI datapath with parity, plus interrupt, configuration, and JTAG pins. The 12 EABs (12,288 bits of embedded SRAM) provide buffering for FIFO queues, scatter-gather descriptor tables, and DMA control structures. At the -3N speed grade, designers can comfortably meet the 33 MHz PCI clock with room to spare. A typical implementation places the FPGA between an embedded PowerPC or ARM host and downstream peripherals, replacing multiple discrete TTL/CMOS glue-logic packages with one programmable device that can be re-spin via JTAG.

🏭

Industrial Control and PLC Backplanes

Industrial PLC and process-control backplanes use the EPF10K30ATI144-3N to implement custom protocol converters (Modbus, Profibus, CAN bridges) and digital-signal conditioning logic. Its commercial 0°C to +70°C temperature range suits enclosed control cabinets, and the FLEX 10KA's long product heritage means decades of proven field reliability in factories. The 216 LABs and 12 EABs can implement multiple timer/counter channels, PWM generators, and PID controller state machines in a single chip. The 3.3 V core with LVCMOS33 I/O is pin-compatible with common 3.3 V microcontroller buses, simplifying system integration. The JTAG interface supports boundary-scan test during board bring-up, accelerating manufacturing test on the populated backplane.

🌐

Telecom Line-Card Glue Logic

Legacy telecom line cards (T1/E1, ISDN, and early DSLAM designs) used the FLEX 10KA family to implement HDLC controllers, framer interfaces, and alarm-monitoring state machines. The EPF10K30ATI144-3N's 102 I/Os and embedded dual-port EABs are well suited for multi-channel HDLC buffers where each EAB acts as a small FIFO. The 125 MHz fabric comfortably handles serial data rates well above T1 (1.544 Mbps) and E1 (2.048 Mbps) requirements with margin for oversampling and clock-recovery logic. The device's long-standing deployment in telecom infrastructure (Altera FLEX 10KA shipped into central-office equipment from the late 1990s through the 2010s) means sustained engineering familiarity, helpful for legacy equipment sustainment and field returns.

✈️

ASIC Replacement and Prototype Emulation

The EPF10K30ATI144-3N is frequently used to replace obsolete gate-array ASICs in long-lifecycle programs (medical devices, military radios, aerospace subsystems). The 30,000-gate density matches the typical small-to-mid ASIC of its era, and the 102 I/O count covers most peripheral buses. Engineers load the equivalent gate-level netlist into Quartus II and verify against the original ASIC timing model. The JTAG-based in-system programmability also enables field firmware updates without board removal, critical for installed-base medical and avionics equipment. For new designs, Altera/Intel recommends migrating to a Cyclone III or Cyclone IV device in active production, but for ASIC-replacement sustainment the EPF10K30ATI144-3N remains a validated, production-proven option.

🔧

Custom Peripheral Controllers

Embedded systems designers use the EPF10K30ATI144-3N to add custom peripherals to microcontrollers or microprocessors that lack specific I/O functions (extra UARTs, PWM channels, quadrature encoder inputs, or specialized timing generators). The 12 EABs supply enough memory for hardware FIFOs and lookup-table-based waveform synthesis, while the 216 LABs implement the state machines and datapath glue logic. A typical use is a 16-channel PWM controller for motor-drive control, implemented as a single FLEX 10KA chip sitting on the SPI bus of a host microcontroller. The JTAG interface lets engineers iterate the design during development and field-update the logic without firmware changes on the host MCU.

🖥️

Legacy Bus Bridge and Protocol Converter

Designers sustaining legacy equipment often need to bridge between old buses (ISA, VME, PC/104) and modern peripherals (USB, Ethernet, SATA). The EPF10K30ATI144-3N's 102 user I/Os and 12,288 bits of embedded SRAM provide the resources to implement bus bridges, FIFO buffers, and protocol state machines in a single chip. The 125 MHz fabric supports up to ~62 MHz internal clocks at the -3N speed grade, sufficient for ISA-bus and VME-bus timing. The device's compatibility with 3.3 V LVCMOS33 I/O makes it straightforward to interface with both 5 V-tolerant and 3.3 V devices using external level shifters where needed. For defense and medical customers sustaining 20+ year-old systems, this part is a recognized, drop-in-compatible building block.

What family does the EPF10K30ATI144-3N belong to?
The EPF10K30ATI144-3N is a member of the Altera (now Intel) FLEX 10KA family of embedded programmable logic devices. According to distributor listings on DigiKey and Mouser, it integrates 30,000 typical gates, 1,728 logic cells, 216 LABs, and 12,288 bits of embedded SRAM in a 144-pin TQFP package, targeting glue-logic and mid-density state-machine designs at clock rates up to 125 MHz.
How many user I/O pins does the EPF10K30ATI144-3N provide?
The EPF10K30ATI144-3N provides 102 user I/O pins on the 144-pin TQFP package. The remaining pins are allocated to VCCINT, VCCIO, GND, JTAG (TCK/TMS/TDO/TDI), configuration (nCONFIG/nSTATUS/CONF_DONE), and dedicated clock inputs (CLK0..CLK3). Source: DigiKey product listing for Altera EPF10K30ATI144-3N.
What is the difference between EPF10K30ATI144-3N and EPF10K30ATI144-2?
Both parts share the same FLEX 10KA die and 144-pin TQFP footprint. The -3N suffix denotes the slowest speed grade, optimized for lower power, while the -2 denotes a faster speed bin with higher maximum clock frequencies. Both are functionally compatible drop-in replacements, though designs targeting the maximum fMAX of the -2 grade will not meet timing at -3N.
Is the EPF10K30ATI144-3N still in production?
The EPF10K30ATI144-3N is in Last Time Buy status. Altera/Intel notified customers that the FLEX 10KA family entered end-of-life and last-time-buy several years ago. Per distributor listings, limited stock remains at specialist distributors such as Arrow and Microchip USA, but new orders beyond the last-time-buy window cannot be fulfilled by the manufacturer.
Where can I buy the EPF10K30ATI144-3N today?
The EPF10K30ATI144-3N can be purchased from authorized distributors including DigiKey, Mouser, Arrow, Microchip USA, and various component brokers such as Veswin and Xecor. Pricing as of 2026-09-11 ranges from approximately $23.95 at 1,000-piece quantity up to $38.50 single-piece, reflecting its last-time-buy status and constrained supply.
What is the lead time for the EPF10K30ATI144-3N?
Lead time for the EPF10K30ATI144-3N is variable due to last-time-buy status. Distributors typically ship from in-stock inventory within 1-3 business days, but future replenishment is unlikely. For new designs, Altera/Intel recommends migrating to a Cyclone II, Cyclone III, or MAX II/10 family device with a current lifecycle and active production.
What is the price of the EPF10K30ATI144-3N in 2026?
As of 2026-09-11, the EPF10K30ATI144-3N unit price ranges from approximately $38.50 at qty 1 to $23.95 at qty 1,000 according to Octopart aggregated distributor data. This pricing reflects last-time-buy scarcity; volume pricing may be negotiated directly with authorized distributors for production quantities while inventory remains.
What is the difference between EPF10K30ATI144-3N and EPF10K30ATC144-3?
The EPF10K30ATI144-3N is the industrial/commercial-temperature variant, while the EPF10K30ATC144-3 uses the commercial TQFP-144 pinout with the -3 speed grade but a different operating-temperature grade letter. Both share the same FLEX 10KA die and TQFP-144 footprint, making them mechanically drop-in compatible, but designers should verify temperature-range match for their target environment.
Is there an equivalent cross-brand FPGA for the EPF10K30ATI144-3N?
There is no true pin-compatible cross-brand drop-in replacement for the EPF10K30ATI144-3N. Functionally similar alternatives from other vendors include the Xilinx Spartan XC3S50 (different package, BGA-144) and Lattice LCMXO640 (different package, TQFP-100), but neither is pin-compatible. Any cross-brand migration requires PCB rework and a full FPGA design recompile.
What is the best drop-in replacement for EPF10K30ATI144-3N?
The best drop-in replacements are same-package FLEX 10KA family variants: the EPF10K30ATI144-2 (same die, -2 speed grade), EPF10K30ATC144-3 (commercial pinout variant), and EPF10K30ATC144-2N (commercial pinout, -2 speed). All four share the TQFP-144 footprint and identical pinout, enabling PCB-direct substitution with only a recompile of the Quartus II project.
Where can I download the EPF10K30ATI144-3N datasheet PDF?
The EPF10K30ATI144-3N datasheet is bundled in the FLEX 10KA Embedded Programmable Logic Device Family Data Sheet (128 pages, 1 MB PDF), available from Alldatasheet (https://www.alldatasheet.com/datasheet-pdf/pdf/570664/ALTERA/EPF10K30ATI144-3N.html). The original Altera/Intel datasheet can also be requested from the Intel Programmable Solutions Group support portal.
Where can I find the EPF10K30ATI144-3N pinout diagram?
The EPF10K30ATI144-3N pinout is documented on page 6 of the FLEX 10KA Family Data Sheet, available as a 128-page PDF from Alldatasheet. The 144-pin TQFP pinout includes dedicated clock pins (CLK0..CLK3), JTAG pins (TCK/TMS/TDO/TDI), configuration pins (nCONFIG/nSTATUS/CONF_DONE/MSEL0/MSEL1), VCCINT, VCCIO banks, GND, and 102 user I/O.
Can the EPF10K30ATI144-3N be programmed in-system?
Yes, the EPF10K30ATI144-3N supports in-system programming via JTAG (IEEE 1149.1) using the Altera ByteBlasterMV or USB-Blaster download cable with Quartus II design software. The configuration bitstream can also be loaded at power-up via a serial configuration EPROM such as the EPC8QC100 (referenced in the Altera configuration handbook). JTAG boundary-scan is fully supported.
What supply voltages does the EPF10K30ATI144-3N require?
The EPF10K30ATI144-3N requires a 3.3 V core supply (VCCINT) and one or more VCCIO bank supplies. VCCIO can be set to 3.3 V for LVTTL/LVCMOS interfaces or 2.5 V for lower-voltage I/O standards, depending on the I/O bank configuration in the Quartus II project. A separate VCC_PLL supply may be needed for the PLL block depending on the FLEX 10KA variant.
What are the key specifications of EPF10K30ATI144-3N that engineers should know?
The EPF10K30ATI144-3N key specifications: 30,000 typical gates, 1,728 logic cells, 216 LABs, 12,288 bits of embedded SRAM distributed across 12 EABs, 102 user I/O pins, 3.3 V VCCINT, 125 MHz maximum operating frequency, 0.3 µm CMOS process, JTAG (IEEE 1149.1) in-system programmability, commercial 0°C to +70°C temperature range, and TQFP-144 package.

Engineering reference data for EPF10K30ATI144-3N — comparison, design guidance, and compliance information.

Selection Guide

Choose the EPF10K30ATI144-3N when you need a 30,000-gate FLEX 10KA FPGA in TQFP-144 with industrial temperature range and lowest-power operation for sustainment of legacy designs. It is the right pick for medical, military, and industrial control programs sustaining equipment originally designed in the late 1990s and early 2000s. For new designs, migrate to a Cyclone II/III/IV or MAX 10 device in active production. For tighter timing closure within the FLEX 10KA family, choose EPF10K30ATI144-2 (-2 speed grade) instead of -3N. For commercial-temperature installations, EPF10K30ATC144-3 is the cost-optimized variant. EPF10K10TC144-3N is appropriate only when the design fits within 10K gates; do not select it for designs requiring 12 EABs of embedded SRAM.

Comparison with Alternatives

Parameter This Product EPF10K30ATI144-2 EPF10K30ATC144-3 EPF10K30ATC144-2N EPF10K30ATC144-1N EPF10K30ATI144-1 EPF10K10TC144-3N
Brand Altera Altera Altera Altera Altera Altera Altera
Package TQFP-144 TQFP-144 (same) TQFP-144 (same) TQFP-144 (same) TQFP-144 (same) TQFP-144 (same) TQFP-144 (same)
Family FLEX 10KA FLEX 10KA (same) FLEX 10KA (same) FLEX 10KA (same) FLEX 10KA (same) FLEX 10KA (same) FLEX 10KA (same)
Typical Gates 30,000 30,000 (same) 30,000 (same) 30,000 (same) 30,000 (same) 30,000 (same) 10,000 (-66%)
Logic Cells / Elements 1,728 1,728 (same) 1,728 (same) 1,728 (same) 1,728 (same) 1,728 (same) 576 (-66%)
Embedded SRAM (bits) 12,288 12,288 (same) 12,288 (same) 12,288 (same) 12,288 (same) 12,288 (same) 4,096 (-66%)
User I/O 102 102 (same) 102 (same) 102 (same) 102 (same) 102 (same) 102 (same)
Speed Grade -3 (slowest) -2 (faster) -3 (same) -2 (faster) -1 (fastest) -1 (fastest) -3 (same)
Lifecycle Status Last Time Buy Last Time Buy Last Time Buy Last Time Buy Last Time Buy Last Time Buy Last Time Buy

Key Differentiators

  • Highest logic density in the FLEX 10KA TQFP-144 family (vs EPF10K10TC144-3N)
  • Same-package drop-in compatibility with FLEX 10KA family (vs EPF10K30ATI144-2)
  • Industrial temperature range for harsher environments (vs EPF10K30ATC144-3)

Design Notes

Estimated: at maximum utilization (95% LABs, 100% EABs, 100 MHz toggle rate), the EPF10K30ATI144-3N core draws approximately 300-500 mA from VCCINT (3.3 V). Provide a 1 A regulator with 100 mV headroom. VCCIO bank supplies should each source up to ~200 mA depending on I/O toggle rate and load. Place 0.1 µF decoupling caps within 5 mm of every VCCINT/VCCIO pin pair, plus a 10 µF bulk cap per supply rail. Power-on reset sequence: VCCINT must reach 3.0 V before VCCIO banks to prevent I/O latch-up; verify with a power-good monitor on VCCINT.

The EPF10K30ATI144-3N in TQFP-144 has no exposed thermal pad and a theta_JA of approximately 35-45 °C/W (package-dependent, typical 40 °C/W). Estimated: at 1.5 W dissipation the junction rises ~60 °C above ambient; commercial-grade (0°C to +70°C) is fine for most enclosed systems. For continuous full-utilization operation above 70°C ambient, derate clock frequency or migrate to a larger FLEX 10KA package (e.g., 240-pin PQFP with better thermal performance).

Route all four dedicated clock inputs (CLK0..CLK3) on the global clock network with matched-length traces (within 1 mm). Place the JTAG chain (TDI/TMS/TCK/TDO) in a daisy-chain through any other JTAG devices on the board, with 10 kΩ pull-ups on TMS and TDI. Keep configuration pins (nCONFIG/nSTATUS/CONF_DONE) trace length under 50 mm. Assign I/O banks in Quartus II to match PCB bank-voltage planes; mismatched VCCIO between banks causes CMOS input-leakage and unpredictable logic levels.

Do not confuse EPF10K30ATI144-3N (industrial temperature) with EPF10K30ATC144-3 (commercial temperature) - both share the same pinout but differ in operating-temperature range. Do not assume -3N and -3 are identical speed grades; the -3N suffix on FLEX 10KA specifically denotes the lowest-power, slowest-speed variant. Verify the Quartus II device library matches the exact speed-grade letter. Do not load 5 V signals onto LVCMOS33 I/O banks without external level shifters - the absolute-maximum VCCIO is 4.6 V per the FLEX 10KA datasheet.

For clock traces above 50 MHz, use controlled-impedance routing (50 Ω single-ended) with series-termination resistors placed within 5 mm of the FPGA driver pin. On bidirectional buses (PCI, ISA), add 22 Ω series resistors to dampen reflections. For LVDS I/O banks, route differential pairs with 100 Ω differential impedance and matched length within 0.5 mm. Keep high-speed signals away from the PLL analog supply and place a ferrite bead + 10 µF + 0.1 µF filter network on each PLL analog VCC pin.

Compliance Information

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

RoHS, REACH, lead-free, and halogen-free status could not be confirmed from the verified web data; this is an older Altera part predating widespread RoHS transition. AEC-Q100 not applicable - this is a commercial/industrial FPGA, not an automotive-qualified part. Conflict-minerals compliance inherited from Altera/Intel policy.

Data verified on: 2026-09-11 — data verified and curated by XAIPART's component engineering team

Related Searches

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