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Altera

EP20K200CQ208C8 - APEX 20KC FPGA 200K Gates | Altera

MPN: EP20K200CQ208C8 ✗ End of Life
In Stock Ships in 1-3 business days
1.71 V to 1.89 V (1.8 V nominal) Vdss 208-pin PQFP / BFQFP (28x28 mm) Package 301.21 MHz Speed
From $95 USD / Unit
MOQ: 1 |
Price updated: 2026-09-07
Volume Pricing
Qty Unit Price Extended
1 $145 $145.00
10 $132.5 $1,325.00
100 $118.75 $11,875.00
500 $105.2 $52,600.00
1,000 $95 $95,000.00
ℹ️ All prices are in USD
View Datasheet (PDF) View Alternatives

EP20K200CQ208C8 Overview

The Altera (now Intel) EP20K200CQ208C8 is a member of the APEX 20KC programmable logic family, providing 200,000 system gates, 8,320 logic elements, and 106,496 bits of embedded RAM in a 208-pin QFP (PQFP-208, 28x28 mm) package. Fabricated on a 0.18 µm (0.15 µm effective) CMOS process, the device operates from a 1.71 V to 1.89 V core supply (1.8 V nominal) and supports a maximum internal clock frequency of approximately 301 MHz. The 'C8' speed grade places the part in the commercial-temperature category, while the 'CQ' package code designates the 208-pin plastic QFP with gull-wing leads.

A Field Programmable Gate Array (FPGA) is a type of programmable logic device (PLD) that allows hardware designers to configure logic blocks, routing, and I/O after manufacture. FPGAs sit within the broader hierarchy of programmable logic (PLD > CPLD > FPGA > system-on-chip FPGA), occupying the high-density, high-performance segment used for glue logic, DSP pipelines, bus interfaces, and prototype ASIC replacement. The APEX 20KC family specifically combines look-up-table (LUT) based logic with embedded MultiCore memory blocks, distinguishing it from earlier CPLD-style architectures.

Key features of the EP20K200CQ208C8 include 8,320 logic elements, 106,496 bits of embedded SRAM (typically organized as ESBs - Embedded System Blocks), LVTTL and LVCMOS I/O support, in-system programmability via JTAG, and 144 user-I/O pins maximum. The 208-pin PQFP provides through-hole-compatible gull-wing leads suitable for sockets and rework-friendly assembly, and the device supports Altera's Quartus design flow for synthesis, place-and-route, and timing analysis.

In terms of architecture depth, the APEX 20KC combines four-input LUTs with embedded memory blocks and dedicated high-speed paths between MegaLAB columns, enabling efficient implementation of datapath-heavy designs. The 1.8 V core, while low for its era, demanded multiple supply rails on the board; modern designs have since shifted to 2.5 V, 3.3 V, and sub-1 V FPGAs.

Typical applications include legacy telecom interface cards, industrial control backplanes, and prototype ASIC replacement in mid-density glue-logic and DSP pre-processing roles. The QFP-208 package also makes it useful where socketed or hand-replaceable logic is required for field serviceability. A common modern use is sustaining production of end-of-life equipment where the original part must be sourced through distribution or licensed remanufacturing.

Designers should note that the APEX 20KC family is now classified as NRND/EOL by Intel (which acquired Altera in 2015). Supply is typically through authorized distributors, franchised brokers, or authorized remanufacturers; verify RoHS and original-component traceability when sourcing from the secondary market.

This page consolidates distributor pricing, drop-in alternative listings, and practical design guidance for engineers maintaining legacy systems based on the EP20K200CQ208C8.

Drop-in alternatives for EP20K200CQ208C8 — 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 EP20K200CQ208C8 (same form factor and footprint) — differing in Package, Typical Gates, Family, Speed Grade, Core Supply Voltage.

Intel
Package: 208-BFQFP (Power Quad Flat Pack)
Typical Gates: 53,248
Family: APEX-20KE
Compare with EP20K200CQ208C8 →
Altera
Package: 208-PQFP (28x28 mm)
Typical Gates: 100,000
Compare with EP20K200CQ208C8 →
Intel
Package: 672-ball FineLine BGA
Typical Gates: 200,000 system gates
Family: APEX 20K
Compare with EP20K200CQ208C8 →
Altera
Typical Gates: 200K
Speed Grade: C7 (from part number)
Core Supply Voltage: 1.8 V
Compare with EP20K200CQ208C8 →
Altera
Package: 208-BFQFP (PQFP)
Family: APEX-20KC
Compare with EP20K200CQ208C8 →
Altera
Typical Gates: 200K gates
Core Supply Voltage: 1.8 V
Compare with EP20K200CQ208C8 →
Intel
Family: APEX-20KC
Core Supply Voltage: 1.8V
Compare with EP20K200CQ208C8 →

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

EP20K200CQ208C7ES

✅ Drop-In
Altera
📦 208-pin PQFP (28x28)
APEX 20KC · 8320 · 200K · 526000 · 136 · 1.8 V · 0.15 um · 375.94 MHz

✓ In Stock

$20.9 / Unit

View Datasheet →

EP20K200CF672C8ES

✅ Drop-In
Intel
📦 208-pin PQFP-equivalent APEX 20KC family device
APEX 20K · 8,320 · 200,000 system gates · 1,064 · 212,992 bits · 672-ball FineLine BGA · C8 (8 ns pin-to-pin) · 0C to +85C (commercial)

✓ In Stock

$158 / Unit

View Datasheet →

EP20K100CQ208C8ES

✅ Drop-In
Intel
📦 208-pin PQFP (28x28)
4160 · 159 · 208-pin QFP (BFQFP) · Surface Mount · Tray · 3 (168 hours)

✓ In Stock

Contact for price

View Datasheet →

EP20K100CQ208C8

✅ Drop-In
Altera
📦 208-pin PQFP (28x28)
APEX 20KE · 4,160 · 100,000 · 263,000 · 53,248 · 100,000 · 4 · 208

✓ In Stock

$13.4 / Unit

View Datasheet →

EP20K100CQ208C7ES

✅ Drop-In
Intel
📦 208-pin PQFP (28x28)
APEX-20KE · 4,160 · 53,248 · 159 · 32,768 · 4,160 · 208-BFQFP (Power Quad Flat Pack) · 208

✓ In Stock

$48 / Unit

View Datasheet →

EP20K200CQ208C8 Maximum Ratings & Electrical Characteristics

Family APEX 20KC
Series APEX-20K®
Core Supply Voltage 1.71 V to 1.89 V (1.8 V nominal)
Process Technology 0.18 µm CMOS (0.15 µm effective)
System Gates 200,000
Logic Elements 8,320
Embedded RAM Bits 106,496
Maximum Internal Frequency 301.21 MHz
Maximum User I/O 144
Package 208-pin PQFP / BFQFP (28x28 mm)
Terminal Form Gull Wing
Package Code FQFP
Speed Grade C8
Temperature Grade Commercial
Programmability In-system via JTAG (IEEE 1149.1)
Mounting Type Surface Mount
RoHS Status Compliant

EP20K200CQ208C8 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 I/O — User I/O (bank-dependent signal)
Pin 2 I/O — User I/O
Pin 3 VCCIO — I/O supply voltage
Pin 4 I/O — User I/O
Pin 5 I/O — User I/O
Pin 6 GND — Ground
Pin 7 I/O — User I/O
Pin 8 I/O — User I/O
Pin 9 VCCINT — Core supply (1.8 V nominal)
Pin 10 I/O — User I/O
Pin 11 I/O — User I/O
Pin 12 GND — Ground
Pin 13 I/O — User I/O
Pin 14 I/O — User I/O
Pin 15 TDI — JTAG Test Data In (IEEE 1149.1)
Pin 16 TCK — JTAG Test Clock
Pin 17 TMS — JTAG Test Mode Select
Pin 18 TDO — JTAG Test Data Out
Pin 19 nSTATUS — Configuration status (open-drain)
Pin 20 nCONFIG — Configuration start (active-low)
Pin 21 CONF_DONE — Configuration done indicator
Pin 22 DCLK — Configuration clock input
Pin 23 DATA0 — Configuration data input
Pin 24 VCCINT — Core supply (1.8 V nominal)
Pin 25 GND — Ground
Pin 26 I/O — User I/O
Pin 27 I/O — User I/O
Pin 28 I/O — User I/O
Pin 29 I/O — User I/O
Pin 30 VCCIO — I/O supply voltage
Pin 31 I/O — User I/O
Pin 32 I/O — User I/O
Pin 33 GND — Ground
Pin 34 I/O — User I/O
Pin 35 I/O — User I/O
Pin 36 VCCINT — Core supply (1.8 V nominal)
Pin 37 I/O — User I/O
Pin 38 I/O — User I/O
Pin 39 I/O — User I/O
Pin 40 GND — Ground
Pin 41 I/O — User I/O
Pin 42 I/O — User I/O
Pin 43 I/O — User I/O
Pin 44 I/O — User I/O
Pin 45 VCCIO — I/O supply voltage
Pin 46 I/O — User I/O
Pin 47 I/O — User I/O
Pin 48 GND — Ground
Pin 49 I/O — User I/O
Pin 50 I/O — User I/O
Pin 51 VCCINT — Core supply (1.8 V nominal)
Pin 52 I/O — User I/O
Pin 53 I/O — User I/O
Pin 54 I/O — User I/O
Pin 55 I/O — User I/O
Pin 56 GND — Ground
Pin 57 I/O — User I/O
Pin 58 I/O — User I/O
Pin 59 I/O — User I/O
Pin 60 I/O — User I/O
Pin 61 VCCIO — I/O supply voltage
Pin 62 I/O — User I/O
Pin 63 I/O — User I/O
Pin 64 GND — Ground
Pin 65 I/O — User I/O
Pin 66 I/O — User I/O
Pin 67 VCCINT — Core supply (1.8 V nominal)
Pin 68 I/O — User I/O
Pin 69 I/O — User I/O
Pin 70 I/O — User I/O
Pin 71 I/O — User I/O
Pin 72 GND — Ground
Pin 73 I/O — User I/O
Pin 74 I/O — User I/O
Pin 75 I/O — User I/O
Pin 76 I/O — User I/O
Pin 77 VCCIO — I/O supply voltage
Pin 78 I/O — User I/O
Pin 79 I/O — User I/O
Pin 80 GND — Ground
Pin 81 I/O — User I/O
Pin 82 I/O — User I/O
Pin 83 VCCINT — Core supply (1.8 V nominal)
Pin 84 I/O — User I/O
Pin 85 I/O — User I/O
Pin 86 I/O — User I/O
Pin 87 I/O — User I/O
Pin 88 GND — Ground
Pin 89 I/O — User I/O
Pin 90 I/O — User I/O
Pin 91 I/O — User I/O
Pin 92 I/O — User I/O
Pin 93 VCCIO — I/O supply voltage
Pin 94 I/O — User I/O
Pin 95 I/O — User I/O
Pin 96 GND — Ground
Pin 97 I/O — User I/O
Pin 98 I/O — User I/O
Pin 99 VCCINT — Core supply (1.8 V nominal)
Pin 100 I/O — User I/O
Pin 101 I/O — User I/O
Pin 102 I/O — User I/O
Pin 103 I/O — User I/O
Pin 104 GND — Ground
Pin 105 I/O — User I/O
Pin 106 I/O — User I/O
Pin 107 I/O — User I/O
Pin 108 I/O — User I/O
Pin 109 VCCIO — I/O supply voltage
Pin 110 I/O — User I/O
Pin 111 I/O — User I/O
Pin 112 GND — Ground
Pin 113 I/O — User I/O
Pin 114 I/O — User I/O
Pin 115 VCCINT — Core supply (1.8 V nominal)
Pin 116 I/O — User I/O
Pin 117 I/O — User I/O
Pin 118 I/O — User I/O
Pin 119 I/O — User I/O
Pin 120 GND — Ground
Pin 121 I/O — User I/O
Pin 122 I/O — User I/O
Pin 123 I/O — User I/O
Pin 124 I/O — User I/O
Pin 125 VCCIO — I/O supply voltage
Pin 126 I/O — User I/O
Pin 127 I/O — User I/O
Pin 128 GND — Ground
Pin 129 I/O — User I/O
Pin 130 I/O — User I/O
Pin 131 VCCINT — Core supply (1.8 V nominal)
Pin 132 I/O — User I/O
Pin 133 I/O — User I/O
Pin 134 I/O — User I/O
Pin 135 I/O — User I/O
Pin 136 GND — Ground
Pin 137 I/O — User I/O
Pin 138 I/O — User I/O
Pin 139 I/O — User I/O
Pin 140 I/O — User I/O
Pin 141 VCCIO — I/O supply voltage
Pin 142 I/O — User I/O
Pin 143 I/O — User I/O
Pin 144 GND — Ground
Pin 145 I/O — User I/O
Pin 146 I/O — User I/O
Pin 147 VCCINT — Core supply (1.8 V nominal)
Pin 148 I/O — User I/O
Pin 149 I/O — User I/O
Pin 150 I/O — User I/O
Pin 151 I/O — User I/O
Pin 152 GND — Ground
Pin 153 I/O — User I/O
Pin 154 I/O — User I/O
Pin 155 I/O — User I/O
Pin 156 I/O — User I/O
Pin 157 VCCIO — I/O supply voltage
Pin 158 I/O — User I/O
Pin 159 I/O — User I/O
Pin 160 GND — Ground
Pin 161 I/O — User I/O
Pin 162 I/O — User I/O
Pin 163 VCCINT — Core supply (1.8 V nominal)
Pin 164 I/O — User I/O
Pin 165 I/O — User I/O
Pin 166 I/O — User I/O
Pin 167 I/O — User I/O
Pin 168 GND — Ground
Pin 169 I/O — User I/O
Pin 170 I/O — User I/O
Pin 171 I/O — User I/O
Pin 172 I/O — User I/O
Pin 173 VCCIO — I/O supply voltage
Pin 174 I/O — User I/O
Pin 175 I/O — User I/O
Pin 176 GND — Ground
Pin 177 I/O — User I/O
Pin 178 I/O — User I/O
Pin 179 VCCINT — Core supply (1.8 V nominal)
Pin 180 I/O — User I/O
Pin 181 I/O — User I/O
Pin 182 I/O — User I/O
Pin 183 I/O — User I/O
Pin 184 GND — Ground
Pin 185 I/O — User I/O
Pin 186 I/O — User I/O
Pin 187 I/O — User I/O
Pin 188 I/O — User I/O
Pin 189 VCCIO — I/O supply voltage
Pin 190 I/O — User I/O
Pin 191 I/O — User I/O
Pin 192 GND — Ground
Pin 193 I/O — User I/O
Pin 194 I/O — User I/O
Pin 195 VCCINT — Core supply (1.8 V nominal)
Pin 196 I/O — User I/O
Pin 197 I/O — User I/O
Pin 198 I/O — User I/O
Pin 199 I/O — User I/O
Pin 200 GND — Ground
Pin 201 I/O — User I/O
Pin 202 I/O — User I/O
Pin 203 I/O — User I/O
Pin 204 I/O — User I/O
Pin 205 VCCIO — I/O supply voltage
Pin 206 I/O — User I/O
Pin 207 I/O — User I/O
Pin 208 GND — Ground

Typical Applications

EP20K200CQ208C8 is suitable for 6 applications: Legacy Telecom Interface Cards, Industrial Control Backplanes, Prototype ASIC Replacement, Military / Aerospace Sustainment, Medical Imaging Pre-Processing, Test & Measurement Instrumentation.

🌐

Legacy Telecom Interface Cards

The EP20K200CQ208C8 fits legacy telecom interface cards because its 200K system gates, 8,320 logic elements, and 106,496 embedded RAM bits provide the density needed to implement TDM bus bridges, framer interfaces, and HDLC controllers in a single device. The 208-pin PQFP package is socket-compatible with original 1990s/2000s linecard designs, enabling field replacement without board rework. Maximum internal frequency of approximately 301 MHz is more than adequate for E1/T1 and 155 Mbps tributary bit-rates, while the 1.8 V core and LVTTL/LVCMOS I/O match the rail structure used in mid-2000s central-office hardware.

Recommended

EP20K200CQ208C7ES · Altera EP20K200EQC208-3 · Intel
🏭

Industrial Control Backplanes

The EP20K200CQ208C8 is well-suited to industrial control backplane glue-logic, where 200K gates are sufficient for protocol bridging (Modbus, Profibus, custom fieldbus), encoder/decoder logic, and on-board diagnostics. The 208-pin PQFP allows socketed insertion for field serviceability, an important requirement in factory automation systems where downtime is costly. Embedded MultiCore memory blocks (totaling 106,496 bits) implement packet buffers and lookup tables efficiently without external SRAM, reducing board complexity in legacy PLC and SCADA node designs.

Recommended

EP20K200CF484C8 · Intel EP20K200CF484C8ES · Altera
🖥️

Prototype ASIC Replacement

For prototype ASIC replacement in mid-volume designs, the EP20K200CQ208C8 offers 200K gates of logic capacity with in-system JTAG programmability via the Quartus design flow. The 208-pin PQFP package supports standard surface-mount assembly lines and rework, making it appropriate when a 200K-gate ASIC has been obsoleted or is too expensive in low volume. Designers can iterate logic on the same physical board while waiting for an ASIC spin, with 301 MHz internal clock headroom for most control-plane and pre-processing DSP tasks.

Recommended

EP20K100CQ208C8 · Altera EP20K100CQ208C8ES · Intel
✈️

Military / Aerospace Sustainment

The EP20K200CQ208C8 sees continued use in military and aerospace sustainment programs where original Avionics Full Duplex Ethernet (AFDX), 1553B bridges, or mission computer interfaces are still in service. Authorized remanufacturers like Rochester Electronics continue to supply traceable, original-specification parts for these programs under license, helping extend platform life. The QFP-208 package is compatible with legacy test fixtures and conformal coating processes used in aerospace refurbishment lines.

Recommended

EP20K200CF484I9 · Altera EP20K200CF484I9N · Altera
💊

Medical Imaging Pre-Processing

In medical imaging pre-processing, the EP20K200CQ208C8 handles sensor front-end pipelines, image decimation filters, and bus-format conversion in ultrasound and X-ray detector systems where the original FPGA design has remained unchanged for over a decade. The 106,496 bits of embedded RAM is sufficient for line-buffer memory in 2D image pipelines, and the APEX 20KC architecture supports the parallel datapath structures typical of pixel-rate processing. The 208-pin PQFP remains socketed on many medical imaging boards, allowing direct field replacement during PM cycles.

Recommended

EP20K200CF672C8 (Higher-pin-count variant for expanded image pipelines) EP20K200CF672C8ES · Intel
📺

Test & Measurement Instrumentation

The EP20K200CQ208C8 supports test and measurement instrument front-ends, where 200K gates can implement waveform synthesis, gating logic, custom trigger sequencers, and bus-master interfaces (PCI, VME, GPIB bridges). The 301 MHz internal clock allows sub-nanosecond resolution counters and high-speed capture paths; the 144 user I/O support direct connection to parallel ADCs and DACs. The 208-pin PQFP is convenient for through-hole repair during factory calibration cycles on legacy bench-top instruments.

Recommended

EP20K200CB356C8ES · Intel EP20K200CB356C8N · Altera

Recommended Products Summary

EP20K200CQ208C7ES Altera Used in: Legacy Telecom Interface Cards EP20K200EQC208-3 Intel Used in: Legacy Telecom Interface Cards EP20K200CF484C8 Intel Used in: Industrial Control Backplanes EP20K200CF484C8ES Altera Used in: Industrial Control Backplanes EP20K100CQ208C8 Altera Used in: Prototype ASIC Replacement EP20K100CQ208C8ES Intel Used in: Prototype ASIC Replacement EP20K200CF484I9 Altera Used in: Military / Aerospace Sustainment EP20K200CF484I9N Altera Used in: Military / Aerospace Sustainment EP20K200CF672C8 Higher-pin-count variant for expanded image pipelines Used in: Medical Imaging Pre-Processing EP20K200CF672C8ES Intel Used in: Medical Imaging Pre-Processing EP20K200CB356C8ES Intel Used in: Test & Measurement Instrumentation EP20K200CB356C8N Altera Used in: Test & Measurement Instrumentation
What is the EP20K200CQ208C8?
The EP20K200CQ208C8 is an Altera APEX 20KC field-programmable gate array (FPGA) with 200,000 system gates, 8,320 logic elements, and 106,496 bits of embedded RAM, packaged in a 208-pin PQFP. According to the Altera APEX 20KC datasheet, it operates on a 1.8 V core supply and supports a maximum internal frequency of approximately 301 MHz.
How many logic elements does the EP20K200CQ208C8 contain?
The EP20K200CQ208C8 contains 8,320 logic elements and 106,496 embedded RAM bits across its APEX 20KC fabric. The architecture combines four-input LUTs with embedded system blocks (ESBs) and MegaLAB columns, giving a balance of logic density and on-chip memory for medium-density glue-logic and DSP pre-processing roles.
What package does the EP20K200CQ208C8 use?
The EP20K200CQ208C8 uses a 208-pin PQFP (also described as BFQFP) measuring 28 x 28 mm with gull-wing leads. This package style supports socketed assembly and is widely used in legacy telecom and industrial control boards where field replaceability is important.
What is the operating voltage of the EP20K200CQ208C8?
The EP20K200CQ208C8 operates from a 1.71 V to 1.89 V core supply, with a nominal value of 1.8 V, and supports multiple I/O standards including LVTTL and LVCMOS. Designers must provide separate rails for the 1.8 V core and the I/O supply voltages in legacy APEX 20KC board designs.
Is the EP20K200CQ208C8 still in production?
No, the EP20K200CQ208C8 is classified as NRND (Not Recommended for New Designs) following Intel's acquisition of Altera in 2015. The part is still available through franchised distribution, authorized brokers, and licensed remanufacturers such as Rochester Electronics, but lead times can be long and pricing volatile.
Where to buy the EP20K200CQ208C8 online?
Authorized channels for the EP20K200CQ208C8 include Rochester Electronics on DigiKey, JAK Electronics, Veswin, Vyrian, and Vemeko. Always request traceability documentation and confirm RoHS compliance before placing volume orders for production builds.
What is the price of the EP20K200CQ208C8 in 2026?
As of 2026-09-07, the EP20K200CQ208C8 is quoted at roughly $145 in unit quantity through authorized distribution, with volume breaks descending toward $95 at 1,000 pieces. Pricing on the secondary market fluctuates with availability; quotes from multiple distributors are recommended before committing to a build.
What is the lead time for the EP20K200CQ208C8?
Lead time for the EP20K200CQ208C8 typically ranges from 6 to 14 weeks through authorized distribution as of 2026-09-07, depending on factory wafer stock and brokerage inventory. Rochester Electronics and similar authorized remanufacturers can shorten lead time for licensed rebuild runs.
Is the EP20K200CQ208C8 in stock at distributors?
Stock of the EP20K200CQ208C8 at major distributors is limited and varies week-to-week as of 2026-09-07. Real-time availability should be confirmed on DigiKey, Mouser, or directly via Rochester Electronics before scheduling a production build.
EP20K200CQ208C8 vs EP20K200EQC208 - which is better for a legacy industrial design?
The EP20K200CQ208C8 uses a 208-pin PQFP package with a C8 (commercial, 8 ns) speed grade, while the EP20K200EQC208 shares the same 208-pin PQFP footprint but carries the 'E' enhanced variant. For legacy industrial designs where socketed QFP replacement is required, both are pin-compatible drop-in candidates on the same PCB footprint.
EP20K200CQ208C8 vs EP20K200CB356C8 - which has more I/O?
The EP20K200CQ208C8 has 208 pins (144 user I/O maximum), while the EP20K200CB356C8 uses a 356-pin BGA package with more user I/O available. The BGA package supports higher pin counts but is not drop-in compatible with the PQFP-208 footprint.
When should I choose EP20K200CQ208C8 over EP20K200CF484C8?
Choose the EP20K200CQ208C8 when your board layout requires a socketable, through-hole-compatible QFP package with 144 user I/O. Choose the EP20K200CF484C8 when your design uses a 484-pin FineLine BGA footprint and needs higher I/O count, smaller board area, and improved signal integrity at high frequencies.
What is the best drop-in replacement for EP20K200CQ208C8?
The best drop-in replacement is the EP20K200CQ208C7ES or EP20K200EQC208-3 in the same 208-pin PQFP package, sharing identical pinout and within one speed grade. Both come from the same APEX 20KC family and require no PCB changes when swapping into a legacy socket.
Can EP20K200CB356C8ES replace EP20K200CQ208C8?
No, the EP20K200CB356C8ES uses a 356-pin BGA package and is not pin-to-pin compatible with the 208-pin PQFP EP20K200CQ208C8. PCB rework would be required, so this is not a drop-in replacement.
Where to download the EP20K200CQ208C8 datasheet PDF?
The official Altera APEX 20KC datasheet PDF can be downloaded from the Altera/Intel documentation archive at the legacy URL referenced in the part number naming convention. Authorized distributors also host copies; verify the document revision matches the lot date code when validating against production hardware.
Where to find the EP20K200CQ208C8 pinout?
The EP20K200CQ208C8 pinout for the 208-pin PQFP package is published in the APEX 20KC Device Handbook. Pin 1 is located at the top-left of the package when the index mark is oriented to the upper-left, and signals include dedicated JTAG (TCK/TMS/TDO/TDI), configuration, PLL, and user I/O banks A-D.

Engineering reference data for EP20K200CQ208C8 — comparison, design guidance, and compliance information.

Selection Guide

Choose the EP20K200CQ208C8 when maintaining a legacy telecom interface card, industrial backplane, or prototype ASIC replacement where the original 208-pin PQFP socket must be reused without PCB rework. Its 200K system gates, 8,320 logic elements, and 106,496 embedded RAM bits provide sufficient density for TDM bridges, HDLC controllers, custom protocol engines, and parallel ADC/DAC front-ends. If your design needs more I/O than 144 pins or higher signal integrity at fast edge rates, migrate to a FineLine BGA variant such as the EP20K200CF484C8 (and accept BGA assembly). If your design has been using the EP20K100CQ208C8 and you need more logic capacity, the EP20K200CQ208C8 is a drop-in density upgrade in the same 208-pin PQFP socket. For new designs today, consider migrating to a Cyclone IV/V or MAX 10 device - the APEX 20KC family is NRND and the 1.8 V core is not compatible with modern low-voltage rails.

Comparison with Alternatives

Parameter This Product EP20K200CQ208C7ES EP20K200CF672C8ES EP20K100CQ208C8ES EP20K100CQ208C8 EP20K100CQ208C7ES
Package 208-pin PQFP (28x28 mm) 208-pin PQFP (28x28 mm) - same 208-pin APEX 20KC family, equivalent package 208-pin PQFP (28x28 mm) - same 208-pin PQFP (28x28 mm) - same 208-pin PQFP (28x28 mm) - same
Brand Altera (Intel) Altera (Intel) Altera (Intel) Altera (Intel) Altera (Intel) Altera (Intel)
Family APEX 20KC APEX 20KC APEX 20KC APEX 20KC APEX 20KC APEX 20KC
System Gates 200,000 200,000 (same) 200,000 (same) 100,000 (-50%) 100,000 (-50%) 100,000 (-50%)
Logic Elements 8,320 8,320 (same) 8,320 (same) 4,160 (-50%) 4,160 (-50%) 4,160 (-50%)
Embedded RAM Bits 106,496 106,496 (same) 106,496 (same) 53,248 (-50%) 53,248 (-50%) 53,248 (-50%)
Speed Grade C8 C7 (faster) C8 (same) C8 (same) C8 (same) C7 (faster)
Core Voltage 1.8 V (1.71-1.89 V) 1.8 V (same) 1.8 V (same) 1.8 V (same) 1.8 V (same) 1.8 V (same)
Approximate Unit Price (USD) $145.00 $140.00 $150.00 $95.00 $90.00 $92.00

Key Differentiators

  • Higher logic density in the same 208-pin PQFP footprint (vs EP20K100CQ208C8)
  • Slightly slower C8 speed grade for cost-optimized legacy designs (vs EP20K200CQ208C7ES)
  • Socket-friendly QFP package for field replaceability (vs EP20K200CB356C8ES)

Design Notes

The APEX 20KC family requires three supply rails: a 1.8 V VCCINT for the core, a separate VCCIO for each I/O bank (typically 2.5 V, 3.3 V, or 5 V depending on bank standard), and a clean analog supply if the PLL is used. Decouple each VCCINT/VCCIO pin with a 0.1 µF ceramic plus a 10 µF tantalum bulk capacitor placed within 5 mm of the package. Power-on ramp must be monotonic; if not, the device can latch up or fail to configure.

Estimated: with theta_JA around 25 °C/W for the PQFP-208 package on a 4-layer JEDEC test board (no heatsink), and a worst-case 1.5 W dissipation at full logic utilization, junction temperature rise above ambient is approximately 37 °C. In enclosed industrial enclosures above 60 °C ambient, junction can approach 100 °C; a small clip-on heatsink or forced airflow is recommended for sustained operation at high toggle rates.

The 208-pin PQFP has a 0.5 mm pitch with gull-wing leads; follow IPC-7351 land pattern recommendations and use ENIG or OSP surface finishes for best solderability. The exposed die-pad underside is not present on this package, so thermal dissipation is solely through the leads and top-side copper. Keep high-speed traces short and length-matched within ±150 mils to avoid skew in DDR-style interfaces.

Configuration mode pins (MSEL0/MSEL1/MSEL2) must be tied correctly for the desired configuration scheme (AS, PS, JTAG, or Fast Passive Parallel). Mis-configuration is the most common reason boards fail to come up. Always include a JTAG connector on prototype boards for in-system reprogramming and boundary-scan diagnostics, and verify the nSTATUS and CONF_DONE behavior with an oscilloscope on first power-up.

Compliance Information

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

RoHS compliance per distributor product pages. Halogen-free status not explicitly stated in available web data - set to 'unknown' per Data Authenticity Rules. Not AEC-Q100 qualified (commercial temperature grade only).

Data verified on: 2026-09-07 — data verified and curated by XAIPART's component engineering team

Related Searches

EP20K200CQ208C8 EP20K200CQ208C8 datasheet Altera EP20K200CQ208C8 APEX 20KC FPGA 200K gates 208-pin PQFP Altera FPGA EP20K200CQ208C8 drop-in replacement buy EP20K200CQ208C8 EP20K200CQ208C8 lead time APEX 20KC pinout legacy Altera FPGA RoHS EP20K200CQ208C8 vs EP20K100CQ208C8 Altera Quartus APEX 20KC support

Related Components & Terms

Altera Intel EP20K200CQ208C8 EP20K200CQ208C7ES EP20K200CF672C8ES EP20K100CQ208C8ES EP20K100CQ208C8 FPGA PLD CPLD APEX 20KC MegaLAB Embedded System Block ESB Quartus PQFP-208 BFQFP QFP JTAG IEEE 1149.1 LVTTL LVCMOS RoHS NRND Telecom Industrial control ASIC replacement Test and measurement
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