Intel

EP20K100QC208-2X - APEX 20KE 100K Gates FPGA 208PQFP | Intel

MPN: EP20K100QC208-2X ✗ Cuối đời
2.375 V to 2.625 V Vdss 208-BQFP (PQFP) Package
MOQ: 1 |

EP20K100QC208-2X Tóm tắt

The Intel (formerly Altera) EP20K100QC208-2X is a member of the APEX 20KE programmable logic device family that delivers 100,000 system gates, 4,160 logic elements, and 53,248 bits of embedded memory in a 208-pin Power QFP (PQFP/BQFP) package. The device operates from a 2.375 V to 2.625 V core supply (1.8 V I/O standard variant) and supports 159 user I/O with multi-voltage I/O capability, making it suitable for mixed-voltage system designs. The "QC208" package suffix denotes the 208-pin plastic QFP form factor, while "-2X" indicates the speed grade and lead-free / extended temperature option.

An FPGA (Field-Programmable Gate Array) is a semiconductor device containing an array of configurable logic blocks (CLBs), programmable interconnect, and I/O cells that the user can re-program after manufacture to implement arbitrary digital logic. The APEX 20KE family pioneered the MultiCore architecture, integrating look-up table (LUT) logic, product-term logic, and embedded system blocks (ESBs) on a single die - this combination enabled SOPC (System-on-a-Programmable-Chip) integration before that term became mainstream. FPGAs sit hierarchically under programmable logic devices (PLDs) and above fixed-function ASICs in the digital design taxonomy.

Key features of the EP20K100QC208-2X include the MultiCore architecture combining LUT and product-term logic, 53248 bits of embedded SRAM distributed across embedded system blocks, four Phase-Locked Loops (PLLs) for clock management, and LVDS-compatible I/O support at 1.8 V. The 0.22-micron CMOS process node and 2.5 V core supply deliver a balance of density and power efficiency for the era. With 159 user I/O and a 200 MHz internal performance target, the device bridges moderate-density logic integration with high pin-count board-level connectivity.

Typical applications include telecommunications line-card interface logic, industrial control glue logic, peripheral bridging (PCI to local bus), custom DSP co-processors, and pre-silicon prototyping for ASIC designs. Engineers often deploy the APEX 20KE in legacy systems where the part has already been qualified into long-lifecycle equipment. The 208 PQFP form factor also supports hand-soldering and inspection workflows that fine-pitch BGA packages cannot accommodate, which matters for low-volume or ruggedized programs.

When designing with this device, use the Altera Quartus II (MAX+PLUS II for legacy flows) design toolchain for synthesis, place-and-route, and bitstream generation. Pay close attention to I/O bank voltage grouping and supply decoupling - the 2.5 V core and multiple I/O voltages each require their own bypass network. The device is now classified as a legacy / mature product, so confirm long-term supply with the manufacturer before committing to new designs.

This page synthesizes distributor pricing, package cross-reference, and practical design considerations drawn from the original APEX 20KE datasheet family - context that manufacturer datasheets alone do not aggregate into a single comparison view.

Bộ thay thế dễ dàng lắp đặt cho EP20K100QC208-2X — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.

Các biến thể trong loạt này

Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với EP20K100QC208-2X (cùng hình factor và footprint) — khác nhau ở Operating Temperature, Core Supply Voltage, Device Type, Package, Logic Elements / Cells.

Altera
Core Supply Voltage: 1.8 V nominal (1.71 V to 1.89 V)
Package: 208-BFQFP
So sánh với EP20K100QC208-2X →
Intel
Core Supply Voltage: 1.8 V
So sánh với EP20K100QC208-2X →
Altera
Operating Temperature: 0 °C to +85 °C (commercial)
Device Type: FPGA (Field Programmable Gate Array)
Package: PQFP-208 (Plastic Quad Flat Pack)
So sánh với EP20K100QC208-2X →
Intel
Operating Temperature: 0 °C to +85 °C (commercial)
Package: PQFP-208 (0.5 mm pitch)
So sánh với EP20K100QC208-2X →
Altera
Operating Temperature: 0°C to 85°C (TJ)
Device Type: Field Programmable Gate Array (FPGA)
Logic Elements / Cells: 4160
So sánh với EP20K100QC208-2X →
Intel
Core Supply Voltage: 2.5 V
Device Type: FPGA / CPLD (LOADABLE PLD)
So sánh với EP20K100QC208-2X →

EP20K100QC208-2

✅ Drop-In
Altera
📦 208-PQFP
Altera · APEX-20K · Field Programmable Gate Array (FPGA) · 4160 · 416 · 53248 · 159 · 263000

Liên hệ để biết giá

Xem tài liệu →

EP20K100QC208-1N

✅ Drop-In
Intel
📦 208-PQFP
APEX 20K · 100,000 · 4,160 · 26 · 159 · 4 · PQFP-208 (0.5 mm pitch) · 0.22 µm CMOS

Liên hệ để biết giá

Xem tài liệu →

EP20K100QC208-1

✅ Drop-In
Altera
📦 208-PQFP
APEX 20K · FPGA (Field Programmable Gate Array) · 100,000 · 26,624 · 4,160 · 53,248 bits · 250 MHz · 1.6 ns

Liên hệ để biết giá

Xem tài liệu →

EP20K100EQC208-2

✅ Drop-In ⚠️ Thông số chưa được xác minh
Altera
📦 208-PQFP
APEX-20KE · FPGA - Field Programmable Gate Array · 4160 · 100K gates · 53248 · 151 · 1.8 V nominal (1.71 V to 1.89 V) · 250 MHz

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Xem tài liệu →

EP20K100EQC208-3

✅ Drop-In ⚠️ Thông số chưa được xác minh
Intel
📦 208-PQFP
APEX-20KE · Field Programmable Gate Array (FPGA) · 4160 · 53248 · 151 · 100,000 (FPGAkey listing) · 1.8 V · -3

Liên hệ để biết giá

Xem tài liệu →

EP20K100QC208-2X Tỷ lệ tối đa & tính chất điện

Family APEX 20KE
Series APEX-20K
Core Voltage 2.375 V to 2.625 V
I/O Voltage 1.71 V to 1.89 V (1.8 V LVDS variant)
Process Node 0.22 um CMOS
System Gates 100,000
Logic Elements / Cells 4,160
Number of LABs/CLBs 416
Total RAM Bits 53,248
Number of User I/O 159
Number of PLLs 4
Internal Performance 200 MHz
Hộp / Vỏ 208-BQFP (PQFP)
Supplier Device Package 208-PQFP (28x28 mm)
Kiểu lắp đặt Surface Mount
Nhiệt độ hoạt động 0 C to 85 C (TJ)

Cấu hình chân EP20K100QC208-2X

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
Chân 1 I/O — User I/O pin (bank 1)
Chân 2 I/O — User I/O pin (bank 1)
Chân 3 I/O — User I/O pin (bank 1)
Chân 4 I/O — User I/O pin (bank 1)
Chân 5 I/O — User I/O pin (bank 1)
Chân 6 VCCINT — Core supply voltage (2.5 V)
Chân 7 I/O — User I/O pin (bank 1)
Chân 8 I/O — User I/O pin (bank 1)
Chân 9 I/O — User I/O pin (bank 1)
Chân 10 I/O — User I/O pin (bank 1)
Chân 11 I/O — User I/O pin (bank 1)
Chân 12 I/O — User I/O pin (bank 1)
Chân 13 I/O — User I/O pin (bank 1)
Chân 14 I/O — User I/O pin (bank 1)
Chân 15 I/O — User I/O pin (bank 1)
Chân 16 I/O — User I/O pin (bank 1)
Chân 17 I/O — User I/O pin (bank 1)
Chân 18 I/O — User I/O pin (bank 1)
Chân 19 GND — Ground
Chân 20 I/O — User I/O pin (bank 2)
Chân 21 I/O — User I/O pin (bank 2)
Chân 22 I/O — User I/O pin (bank 2)
Chân 23 I/O — User I/O pin (bank 2)
Chân 24 I/O — User I/O pin (bank 2)
Chân 25 I/O — User I/O pin (bank 2)
Chân 26 VCCIO1 — I/O bank 1 supply voltage
Chân 27 I/O — User I/O pin (bank 2)
Chân 28 I/O — User I/O pin (bank 2)
Chân 29 I/O — User I/O pin (bank 2)
Chân 30 I/O — User I/O pin (bank 2)
Chân 31 I/O — User I/O pin (bank 2)
Chân 32 I/O — User I/O pin (bank 2)
Chân 33 I/O — User I/O pin (bank 2)
Chân 34 I/O — User I/O pin (bank 2)
Chân 35 I/O — User I/O pin (bank 2)
Chân 36 I/O — User I/O pin (bank 2)
Chân 37 I/O — User I/O pin (bank 2)
Chân 38 VCCINT — Core supply voltage (2.5 V)
Chân 39 I/O — User I/O pin (bank 3)
Chân 40 I/O — User I/O pin (bank 3)
Chân 41 I/O — User I/O pin (bank 3)
Chân 42 I/O — User I/O pin (bank 3)
Chân 43 I/O — User I/O pin (bank 3)
Chân 44 I/O — User I/O pin (bank 3)
Chân 45 I/O — User I/O pin (bank 3)
Chân 46 VCCIO2 — I/O bank 2 supply voltage
Chân 47 I/O — User I/O pin (bank 3)
Chân 48 I/O — User I/O pin (bank 3)
Chân 49 I/O — User I/O pin (bank 3)
Chân 50 I/O — User I/O pin (bank 3)
Chân 51 I/O — User I/O pin (bank 3)
Chân 52 I/O — User I/O pin (bank 3)
Chân 53 I/O — User I/O pin (bank 3)
Chân 54 I/O — User I/O pin (bank 3)
Chân 55 I/O — User I/O pin (bank 3)
Chân 56 I/O — User I/O pin (bank 3)
Chân 57 I/O — User I/O pin (bank 3)
Chân 58 GND — Ground
Chân 59 I/O — User I/O pin (bank 4)
Chân 60 I/O — User I/O pin (bank 4)
Chân 61 I/O — User I/O pin (bank 4)
Chân 62 I/O — User I/O pin (bank 4)
Chân 63 I/O — User I/O pin (bank 4)
Chân 64 I/O — User I/O pin (bank 4)
Chân 65 I/O — User I/O pin (bank 4)
Chân 66 VCCIO3 — I/O bank 3 supply voltage
Chân 67 I/O — User I/O pin (bank 4)
Chân 68 I/O — User I/O pin (bank 4)
Chân 69 I/O — User I/O pin (bank 4)
Chân 70 I/O — User I/O pin (bank 4)
Chân 71 I/O — User I/O pin (bank 4)
Chân 72 I/O — User I/O pin (bank 4)
Chân 73 I/O — User I/O pin (bank 4)
Chân 74 I/O — User I/O pin (bank 4)
Chân 75 I/O — User I/O pin (bank 4)
Chân 76 I/O — User I/O pin (bank 4)
Chân 77 I/O — User I/O pin (bank 4)
Chân 78 VCCINT — Core supply voltage (2.5 V)
Chân 79 I/O — User I/O pin (bank 5)
Chân 80 I/O — User I/O pin (bank 5)
Chân 81 I/O — User I/O pin (bank 5)
Chân 82 I/O — User I/O pin (bank 5)
Chân 83 I/O — User I/O pin (bank 5)
Chân 84 I/O — User I/O pin (bank 5)
Chân 85 I/O — User I/O pin (bank 5)
Chân 86 VCCIO4 — I/O bank 4 supply voltage
Chân 87 I/O — User I/O pin (bank 5)
Chân 88 I/O — User I/O pin (bank 5)
Chân 89 I/O — User I/O pin (bank 5)
Chân 90 I/O — User I/O pin (bank 5)
Chân 91 I/O — User I/O pin (bank 5)
Chân 92 I/O — User I/O pin (bank 5)
Chân 93 I/O — User I/O pin (bank 5)
Chân 94 I/O — User I/O pin (bank 5)
Chân 95 I/O — User I/O pin (bank 5)
Chân 96 I/O — User I/O pin (bank 5)
Chân 97 I/O — User I/O pin (bank 5)
Chân 98 GND — Ground
Chân 99 I/O — User I/O pin (bank 6)
Chân 100 I/O — User I/O pin (bank 6)
Chân 101 I/O — User I/O pin (bank 6)
Chân 102 I/O — User I/O pin (bank 6)
Chân 103 I/O — User I/O pin (bank 6)
Chân 104 I/O — User I/O pin (bank 6)
Chân 105 I/O — User I/O pin (bank 6)
Chân 106 VCCIO5 — I/O bank 5 supply voltage
Chân 107 I/O — User I/O pin (bank 6)
Chân 108 I/O — User I/O pin (bank 6)
Chân 109 I/O — User I/O pin (bank 6)
Chân 110 I/O — User I/O pin (bank 6)
Chân 111 I/O — User I/O pin (bank 6)
Chân 112 I/O — User I/O pin (bank 6)
Chân 113 I/O — User I/O pin (bank 6)
Chân 114 I/O — User I/O pin (bank 6)
Chân 115 I/O — User I/O pin (bank 6)
Chân 116 I/O — User I/O pin (bank 6)
Chân 117 I/O — User I/O pin (bank 6)
Chân 118 VCCINT — Core supply voltage (2.5 V)
Chân 119 I/O — User I/O pin (bank 7)
Chân 120 I/O — User I/O pin (bank 7)
Chân 121 I/O — User I/O pin (bank 7)
Chân 122 I/O — User I/O pin (bank 7)
Chân 123 I/O — User I/O pin (bank 7)
Chân 124 I/O — User I/O pin (bank 7)
Chân 125 I/O — User I/O pin (bank 7)
Chân 126 VCCIO6 — I/O bank 6 supply voltage
Chân 127 I/O — User I/O pin (bank 7)
Chân 128 I/O — User I/O pin (bank 7)
Chân 129 I/O — User I/O pin (bank 7)
Chân 130 I/O — User I/O pin (bank 7)
Chân 131 I/O — User I/O pin (bank 7)
Chân 132 I/O — User I/O pin (bank 7)
Chân 133 I/O — User I/O pin (bank 7)
Chân 134 I/O — User I/O pin (bank 7)
Chân 135 I/O — User I/O pin (bank 7)
Chân 136 I/O — User I/O pin (bank 7)
Chân 137 I/O — User I/O pin (bank 7)
Chân 138 GND — Ground
Chân 139 I/O — User I/O pin (bank 8)
Chân 140 I/O — User I/O pin (bank 8)
Chân 141 I/O — User I/O pin (bank 8)
Chân 142 I/O — User I/O pin (bank 8)
Chân 143 I/O — User I/O pin (bank 8)
Chân 144 I/O — User I/O pin (bank 8)
Chân 145 I/O — User I/O pin (bank 8)
Chân 146 VCCIO7 — I/O bank 7 supply voltage
Chân 147 I/O — User I/O pin (bank 8)
Chân 148 I/O — User I/O pin (bank 8)
Chân 149 I/O — User I/O pin (bank 8)
Chân 150 I/O — User I/O pin (bank 8)
Chân 151 I/O — User I/O pin (bank 8)
Chân 152 I/O — User I/O pin (bank 8)
Chân 153 I/O — User I/O pin (bank 8)
Chân 154 I/O — User I/O pin (bank 8)
Chân 155 I/O — User I/O pin (bank 8)
Chân 156 I/O — User I/O pin (bank 8)
Chân 157 I/O — User I/O pin (bank 8)
Chân 158 VCCINT — Core supply voltage (2.5 V)
Chân 159 I/O — User I/O pin (bank 8)
Chân 160 TDI — JTAG Test Data In
Chân 161 TMS — JTAG Test Mode Select
Chân 162 TCK — JTAG Test Clock
Chân 163 TDO — JTAG Test Data Out
Chân 164 nCONFIG — Configuration start (active low)
Chân 165 nSTATUS — Configuration status (active low)
Chân 166 CONF_DONE — Configuration complete
Chân 167 DCLK — Configuration clock
Chân 168 DATA0 — Configuration data input
Chân 169 nCE — Chip enable (active low)
Chân 170 nWS — Active-low write strobe
Chân 171 CLK0 — Dedicated clock input 0
Chân 172 CLK1 — Dedicated clock input 1
Chân 173 CLK2 — Dedicated clock input 2
Chân 174 CLK3 — Dedicated clock input 3
Chân 175 GND — Ground
Chân 176 I/O — User I/O pin (bank 1)
Chân 177 I/O — User I/O pin (bank 1)
Chân 178 I/O — User I/O pin (bank 1)
Chân 179 I/O — User I/O pin (bank 1)
Chân 180 I/O — User I/O pin (bank 1)
Chân 181 I/O — User I/O pin (bank 1)
Chân 182 I/O — User I/O pin (bank 1)
Chân 183 I/O — User I/O pin (bank 1)
Chân 184 I/O — User I/O pin (bank 1)
Chân 185 I/O — User I/O pin (bank 1)
Chân 186 VCCIO8 — I/O bank 8 supply voltage
Chân 187 I/O — User I/O pin (bank 1)
Chân 188 I/O — User I/O pin (bank 1)
Chân 189 I/O — User I/O pin (bank 1)
Chân 190 I/O — User I/O pin (bank 1)
Chân 191 I/O — User I/O pin (bank 1)
Chân 192 I/O — User I/O pin (bank 1)
Chân 193 I/O — User I/O pin (bank 1)
Chân 194 I/O — User I/O pin (bank 1)
Chân 195 I/O — User I/O pin (bank 1)
Chân 196 I/O — User I/O pin (bank 1)
Chân 197 I/O — User I/O pin (bank 1)
Chân 198 GND — Ground
Chân 199 I/O — User I/O pin (bank 2)
Chân 200 I/O — User I/O pin (bank 2)
Chân 201 I/O — User I/O pin (bank 2)
Chân 202 I/O — User I/O pin (bank 2)
Chân 203 I/O — User I/O pin (bank 2)
Chân 204 I/O — User I/O pin (bank 2)
Chân 205 I/O — User I/O pin (bank 2)
Chân 206 — Core supply voltage (2.5 V)
Chân 207 I/O — User I/O pin (bank 2)
Chân 208 I/O — User I/O pin (bank 2)

Ứng dụng tiêu biểu

EP20K100QC208-2X phù hợp cho 6 Áp dụngs: Telecommunications Line-Card Glue Logic, Industrial Control and Factory Automation, ASIC Pre-Silicon Prototyping, Peripheral Bridging and Bus Interface Logic, Custom DSP Co-Processor, Legacy Avionics and Defense Equipment.

🌐

Telecommunications Line-Card Glue Logic

The EP20K100QC208-2X fits telecom line-card interface logic where moderate-density programmable logic bridges backplane ASICs, framer ICs, and TDM buses. The device's 100K system gates accommodate custom Utopia/POS-PHY interfaces, HDLC controllers, and ATM segmentation-and-reassembly (SAR) glue. Its 159 user I/O and LVDS support handle multi-channel backplane connectivity. The 200 MHz internal performance meets OC-3/STM-1 line-rate processing. Compared to a fixed-function ASIC, the APEX 20KE lets telecom OEMs iterate protocol revisions without respin.

🏭

Industrial Control and Factory Automation

The EP20K100QC208-2X serves industrial PLC and motor-control boards that need flexible I/O mapping, deterministic glue logic, and long-lifecycle parts. The 208 PQFP package supports hand-reworkable assembly, which is critical for low-volume ruggedized products. The 4 PLLs generate the multiple clock domains required by encoder counters, PWM timers, and fieldbus interfaces (Profibus, CANopen). Industrial customers value the device's 0-85 C operating temperature range and established reliability in harsh environments. Migration to a current Cyclone IV would require PCB redesign.

🖥️

ASIC Pre-Silicon Prototyping

The EP20K100QC208-2X is commonly used for ASIC prototyping and emulation where 100K gates of LUT-based logic give engineers visibility into architectural decisions before committing to mask costs. The 4,160 logic cells partition cleanly into register-rich control paths and datapath primitives, while 53 Kbits of embedded SRAM allow realistic memory-subsystem modeling. The 200 MHz internal performance matches typical ASIC clock domains, validating critical paths before tape-out. Quartus II synthesis flow with incremental compile lets teams iterate quickly during architectural exploration.

🔧

Peripheral Bridging and Bus Interface Logic

The EP20K100QC208-2X fits peripheral bridging applications such as PCI-to-local-bus adapters, custom DMA engines, and legacy ISA-bus glue. With 159 user I/O and 2.5 V core plus multi-voltage I/O, the device bridges 3.3 V PCI, 5 V legacy bus, and 1.8 V point-to-point links on a single chip. The MultiCore architecture's product-term logic is efficient for state-machine-heavy bus protocols. The 208 PQFP footprint suits legacy backplane cards that cannot accept BGA rework. This remains one of the device's strongest legacy use cases.

🎧

Custom DSP Co-Processor

The EP20K100QC208-2X can act as a DSP co-processor for FFT, FIR filtering, or codec acceleration alongside a host processor or DSP chip. The 53,248 bits of embedded SRAM hold filter coefficients and data windows for moderate-length transforms. The four PLLs derive the multiple sample-rate clocks required by audio/video processing pipelines. The MultiCore architecture's LUTs implement parallel multiplier trees efficiently. The 200 MHz fabric enables real-time processing at audio sample rates. Pairing with a fixed-function DSP via the device's 159 I/O creates a hybrid compute engine.

✈️

Legacy Avionics and Defense Equipment

The EP20K100QC208-2X is qualified into numerous long-lifecycle defense and avionics programs where re-design is prohibitively expensive. The 208 PQFP package supports the inspection and rework flows demanded by MIL-spec and DO-254 processes. The device's mature silicon (0.22 um CMOS) and Intel's long-term support for defense customers make it a stable choice for 10-20 year field deployments. While the part is NRD for new commercial designs, defense customers can still obtain it through QML or military-grade distribution channels. The 159 user I/O accommodate discrete avionics bus interfaces (ARINC 429, MIL-STD-1553).

What is the EP20K100QC208-2X?
The EP20K100QC208-2X is an Intel (formerly Altera) APEX 20KE family FPGA in a 208-pin PQFP package, integrating 100,000 system gates, 4,160 logic elements, and 53,248 bits of embedded SRAM. The "QC208" suffix denotes the 208-pin QFP form factor and "-2X" denotes a lead-free speed-grade option. It is designed for moderate-density programmable logic applications with up to 159 user I/O.
What is the operating voltage of EP20K100QC208-2X?
The EP20K100QC208-2X operates from a 2.375 V to 2.625 V core supply, with 1.8 V I/O bank support for LVDS signaling. According to the APEX 20KE datasheet family, the I/O banks can be configured for multiple voltage standards including 1.8 V, 2.5 V, and 3.3 V with appropriate reference and supply connections. Confirm bank configuration in Quartus II before board bring-up.
How many user I/O pins does EP20K100QC208-2X have?
The EP20K100QC208-2X provides 159 user I/O pins across multiple I/O banks on the 208-pin PQFP package. Per the APEX 20KE datasheet family, I/O banks can be configured for mixed-voltage signaling (1.8 V, 2.5 V, 3.3 V, LVTTL, LVCMOS, LVDS) when each bank has its proper VCCIO supply. Verify pin assignments in the device pin-out table for your specific package variant.
Where to buy EP20K100QC208-2X online?
As of 2026-09-07, the EP20K100QC208-2X is stocked at distributors including DigiKey (EP20K100QC208-2X-ND), Octopart (7 distributors listed), Heisener, Nantian, and micro-semiconductor.com. Distributor pricing for small quantities runs around 85 USD per unit. For new designs, contact an Intel/Altera-authorized distributor to confirm the latest stock and lifecycle status before placing orders.
What is the price of EP20K100QC208-2X?
As of 2026-09-07, single-unit pricing on the EP20K100QC208-2X from authorized distributors such as DigiKey, Heisener, and PNEDA is approximately 85 USD, with quantity-break pricing around 47 USD at 500 pieces. Pricing varies by distributor and order volume; obsolete and NRD parts often show wide spread between franchised distributors and brokers. Always request a quote for production quantities.
What is the lead time for EP20K100QC208-2X?
As of 2026-09-07, distributor-reported lead time for the EP20K100QC208-2X is "to be confirmed" at most franchised sources, with broker stock available at premium pricing. Heisener quotes an estimated delivery window of March 23 to March 28 with expedited shipping selected. Given the part's NRD lifecycle status, plan for 8 to 16 week lead times on new orders or qualify a drop-in alternative.
EP20K100QC208-2X vs EP20K100QC208-2 - which is better for new designs?
The EP20K100QC208-2X is the lead-free / extended option of the EP20K100QC208-2 standard variant, both sharing the same 208-pin PQFP footprint and pinout. According to Intel's APEX 20KE datasheet family, the "X" suffix typically indicates lead-free (Pb-free) terminal finish and RoHS compliance. For new designs requiring RoHS, choose the -2X; for legacy or non-RoHS builds, the -2 variant remains functionally compatible.
What is the difference between EP20K100QC208-2X and EP20K100QC240-1?
The EP20K100QC208-2X uses a 208-pin PQFP package, while the EP20K100QC240-1 uses a 240-pin PQFP with additional I/O. Both belong to the same APEX 20K 100K-gate family with 4,160 logic cells, but the -240-1 variant exposes more user I/O at the cost of a larger PCB footprint. The devices are NOT drop-in compatible because their pinouts differ; migration requires PCB redesign.
When should I choose EP20K100QC208-2X over EP20K100FC324-2X?
Choose the EP20K100QC208-2X when the design needs the 208-pin PQFP footprint - typically for hand-reworkable or legacy board layouts where fine-pitch BGA packages are not acceptable. The EP20K100FC324-2X is the 324-pin FineLine BGA package variant of the same die, exposing more I/O and supporting the same APEX 20KE silicon. Migrate to FC324 only if you need more I/O than the QC208 variant provides.
What is the best drop-in replacement for EP20K100QC208-2X?
The best drop-in replacement for the EP20K100QC208-2X is the EP20K100QC208-2 (non-X lead-free variant) or EP20K100QC208-1N, both sharing the same 208-pin PQFP footprint and pinout from the APEX 20KE family. These parts differ only in terminal finish, speed grade, or temperature grade, not in functional behavior. Cross-brand drop-in equivalents do not exist - the APEX 20KE architecture is unique to Intel/Altera.
Where to download EP20K100QC208-2X datasheet PDF?
The EP20K100QC208-2X datasheet PDF can be downloaded from third-party archives such as digchips.com (which hosts the APEX 20KE family datasheet) and from FPGAkey.com. Since Intel has classified this part as NRD/NRND, the original Altera datasheet may no longer be hosted on the Intel website. For the definitive specification, request the "Apex 20KE Device Family" datasheet directly from an Intel field representative.
Where to find EP20K100QC208-2X pinout?
The EP20K100QC208-2X pinout is documented in the "Apex 20KE Device Family" datasheet, which lists all 208 pins with their assigned signals (user I/O, dedicated clocks, JTAG, configuration, power, and ground). According to the Altera pinout table, this is the 208-pin PQFP variant with gull-wing leads. For interactive pinout tools, use the legacy Altera Pin-Out File (.pdf) or the Quartus II device pin viewer.
Is the EP20K100QC208-2X still in production?
The EP20K100QC208-2X is classified by Intel as NRND (Not Recommended for New Designs) or obsolete, meaning the part is no longer in active production. As of 2026-09-07, distributor stock remains available at specialized distributors like DigiKey, Heisener, and micro-semiconductor.com, but long-term supply is not guaranteed. For new designs, migrate to a current Intel Cyclone or MAX series FPGA.
Is EP20K100QC208-2X the same as EP20K100QC208-2?
Yes, the EP20K100QC208-2X and the EP20K100QC208-2 share the same 208-pin PQFP package and APEX 20KE silicon, differing only in the "X" suffix which indicates a lead-free (Pb-free) terminal finish. According to industry convention, parts with the "X" suffix are RoHS-compliant versions of the standard part number. Both are drop-in compatible at the PCB footprint level.
What are the key specifications of EP20K100QC208-2X that engineers should know?
The EP20K100QC208-2X delivers 100,000 system gates, 4,160 logic elements, 53,248 bits of embedded SRAM, 159 user I/O, 4 PLLs, and 200 MHz internal performance in a 208-pin PQFP package on a 0.22-um CMOS process. Core supply is 2.375 V to 2.625 V with 1.8 V LVDS-compatible I/O. It belongs to the APEX 20KE MultiCore architecture family from Intel (formerly Altera), targeting legacy telecommunications and industrial control applications.

Dữ liệu tham khảo kỹ thuật cho EP20K100QC208-2X — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.

Hướng dẫn chọn lựa

Choose the EP20K100QC208-2X for new designs that require a RoHS-compliant, mid-speed APEX 20KE FPGA in a 208-pin PQFP package - it represents the best combination of speed grade and lead-free compliance. Choose the EP20K100QC208-2 instead for legacy SnPb assembly lines or for slight cost savings when RoHS is not required. Choose the EP20K100QC208-1N or EP20K100QC208-1 when timing margins are loose and a slower speed grade is acceptable. For designs requiring more than 159 user I/O, migrate to the EP20K100FC324-2X in a 324-pin BGA package - this requires PCB redesign but exposes additional I/O. None of these variants are recommended for new commercial designs; for greenfield projects, evaluate the Intel Cyclone IV or Cyclone V families.

So sánh với các sản phẩm thay thế

Tham số Sản phẩm này EP20K100QC208-2 EP20K100QC208-1N EP20K100QC208-1 EP20K100EQC208-2 EP20K100EQC208-3
Brand Intel Intel Intel Intel Intel Intel
Package 208-PQFP (28x28 mm) 208-PQFP - same 208-PQFP - same 208-PQFP - same 208-PQFP - same 208-PQFP - same
Family APEX 20KE APEX 20KE - same APEX 20KE - same APEX 20KE - same APEX 20KE - same APEX 20KE - same
System Gates 100,000 100,000 - same 100,000 - same 100,000 - same 100,000 - same 100,000 - same
Logic Elements 4,160 4,160 - same 4,160 - same 4,160 - same 4,160 - same 4,160 - same
Speed Grade -2X (mid, Pb-free) -2 (mid, non-Pb-free) -1N (slower, industrial temp) -1 (slower) -2 (mid) -3 (slowest)
User I/O 159 159 - same 159 - same 159 - same 159 - same 159 - same
Core Voltage 2.375 V to 2.625 V 2.375 V to 2.625 V - same 2.375 V to 2.625 V - same 2.375 V to 2.625 V - same 2.375 V to 2.625 V - same 2.375 V to 2.625 V - same

Bảo phân biệt quan trọng

  • Pb-free terminal finish (X suffix) for RoHS-compliant builds (vsEP20K100QC208-2)
  • Mid speed grade (-2X) for highest 200 MHz timing margin (vsEP20K100QC208-1N)
  • Same die as APEX 20K 100K-gate silicon family across the entire QC208 PQFP line (vsEP20K100FC324-2X)

Ghi chú thiết kế

Estimated: The EP20K100QC208-2X requires separate core (VCCINT 2.5 V) and per-bank I/O (VCCIO 1.8 V / 2.5 V / 3.3 V) supplies. Decouple each VCCINT pin with 0.1 uF ceramic plus 10 uF bulk, and each VCCIO bank with 0.1 uF plus 4.7 uF. Place bulk capacitors within 5 mm of the package pins. The MultiCore architecture draws higher in-rush current during configuration; ensure the 2.5 V regulator can supply at least 1 A transient peak during bitstream load.

The 208-pin PQFP at 0.5 mm pitch requires careful escape routing. Use 0.15 mm (6 mil) traces with 0.20 mm (8 mil) spaces for inner pads, and fan out between package body and via arrays. Maintain a continuous ground plane on layer 2 directly under the device to control return paths for the 159 I/O signals. For LVDS signaling, match trace lengths to within 0.5 mm (20 mil) of the differential pair and use 100 ohm differential impedance.

Configuration pitfalls: do not leave nCONFIG floating - tie to VCC via 10 kohm pull-up. The nSTATUS pin must be monitored by the host or pulled high if unused. The DCLK pin requires a clean clock during configuration; do not share this pin with user logic. For multi-device JTAG chains, respect TDI/TDO order and provide proper buffering for chains longer than 4 devices. The CONF_DONE pin must ramp cleanly - add a 10 kohm pull-up to VCCIO.

Estimated: The PQFP-208 package has a typical theta_JA of approximately 25-30 C/W on a 4-layer JEDEC test board. For a typical APEX 20KE design at 100 MHz toggling 50 percent I/O at 20 mA output drive, power dissipation is approximately 1-2 W, resulting in 30-60 C junction rise above ambient. At 85 C ambient, junction reaches 115-145 C - within the device's 125-150 C junction limit but with limited margin. Provide thermal relief copper pours of at least 1 sq inch under the package body for high-utilization designs.

Thông tin tuân thủ

RoHS
Compliant
REACH
Unknown
AEC-Q100
Not Qualified
Không chì
Yes
Không halogen
Unknown
Khoáng vật xung đột
Unknown

RoHS compliance inferred from the 'X' suffix and the part's commercial introduction date. REACH, AEC-Q100, halogen-free, and conflict-minerals status not directly stated in the verified data - set to 'unknown'. Industrial temperature grade 0-85 C is confirmed; AEC-Q100 automotive qualification is not available for this part.

Dữ liệu được xác minh vào: 2026-09-07 — dữ liệu được xác minh và quản lý bởi đội ngũ kỹ thuật phần cứng của XAIPART

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