EP20K100QC208-2X - APEX 20KE 100K Gates FPGA 208PQFP | Intel
料号： EP20K100QC208-2X ✗ 停产| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $85 | $85.00 |
| 10 | $72 | $720.00 |
| 100 | $58.5 | $5,850.00 |
| 500 | $47.2 | $23,600.00 |
| 1,000 | $39.8 | $39,800.00 |
EP20K100QC208-2X 概述
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.
直接替换替代料： EP20K100QC208-2X ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： EP20K100QC208-2X （相同外形与封装尺寸） ——差异在于 Operating Temperature, Core Supply Voltage, Device Type, Package, Logic Elements / Cells.
快速对比工具——选择替代料号进行并排对比：
EP20K100QC208-2
✅ 直接替换✓ 有现货
$29.9 / 个
查看数据手册 →EP20K100QC208-1N
✅ 直接替换✓ 有现货
$51 / 个
查看数据手册 →EP20K100QC208-1
✅ 直接替换✓ 有现货
$21.2 / 个
查看数据手册 →EP20K100EQC208-2
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
联系询价
查看数据手册 →EP20K100EQC208-3
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
联系询价
查看数据手册 →EP20K100QC208-2X 最大额定值与电气特性
| 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 |
| 封装 / 外壳 | 208-BQFP (PQFP) |
| Supplier Device Package | 208-PQFP (28x28 mm) |
| 安装类型 | Surface Mount |
| 工作温度 | 0 C to 85 C (TJ) |
EP20K100QC208-2X 引脚配置
| 引脚 1 | I/O — User I/O pin (bank 1) |
| 引脚 2 | I/O — User I/O pin (bank 1) |
| 引脚 3 | I/O — User I/O pin (bank 1) |
| 引脚 4 | I/O — User I/O pin (bank 1) |
| 引脚 5 | I/O — User I/O pin (bank 1) |
| 引脚 6 | VCCINT — Core supply voltage (2.5 V) |
| 引脚 7 | I/O — User I/O pin (bank 1) |
| 引脚 8 | I/O — User I/O pin (bank 1) |
| 引脚 9 | I/O — User I/O pin (bank 1) |
| 引脚 10 | I/O — User I/O pin (bank 1) |
| 引脚 11 | I/O — User I/O pin (bank 1) |
| 引脚 12 | I/O — User I/O pin (bank 1) |
| 引脚 13 | I/O — User I/O pin (bank 1) |
| 引脚 14 | I/O — User I/O pin (bank 1) |
| 引脚 15 | I/O — User I/O pin (bank 1) |
| 引脚 16 | I/O — User I/O pin (bank 1) |
| 引脚 17 | I/O — User I/O pin (bank 1) |
| 引脚 18 | I/O — User I/O pin (bank 1) |
| 引脚 19 | GND — Ground |
| 引脚 20 | I/O — User I/O pin (bank 2) |
| 引脚 21 | I/O — User I/O pin (bank 2) |
| 引脚 22 | I/O — User I/O pin (bank 2) |
| 引脚 23 | I/O — User I/O pin (bank 2) |
| 引脚 24 | I/O — User I/O pin (bank 2) |
| 引脚 25 | I/O — User I/O pin (bank 2) |
| 引脚 26 | VCCIO1 — I/O bank 1 supply voltage |
| 引脚 27 | I/O — User I/O pin (bank 2) |
| 引脚 28 | I/O — User I/O pin (bank 2) |
| 引脚 29 | I/O — User I/O pin (bank 2) |
| 引脚 30 | I/O — User I/O pin (bank 2) |
| 引脚 31 | I/O — User I/O pin (bank 2) |
| 引脚 32 | I/O — User I/O pin (bank 2) |
| 引脚 33 | I/O — User I/O pin (bank 2) |
| 引脚 34 | I/O — User I/O pin (bank 2) |
| 引脚 35 | I/O — User I/O pin (bank 2) |
| 引脚 36 | I/O — User I/O pin (bank 2) |
| 引脚 37 | I/O — User I/O pin (bank 2) |
| 引脚 38 | VCCINT — Core supply voltage (2.5 V) |
| 引脚 39 | I/O — User I/O pin (bank 3) |
| 引脚 40 | I/O — User I/O pin (bank 3) |
| 引脚 41 | I/O — User I/O pin (bank 3) |
| 引脚 42 | I/O — User I/O pin (bank 3) |
| 引脚 43 | I/O — User I/O pin (bank 3) |
| 引脚 44 | I/O — User I/O pin (bank 3) |
| 引脚 45 | I/O — User I/O pin (bank 3) |
| 引脚 46 | VCCIO2 — I/O bank 2 supply voltage |
| 引脚 47 | I/O — User I/O pin (bank 3) |
| 引脚 48 | I/O — User I/O pin (bank 3) |
| 引脚 49 | I/O — User I/O pin (bank 3) |
| 引脚 50 | I/O — User I/O pin (bank 3) |
| 引脚 51 | I/O — User I/O pin (bank 3) |
| 引脚 52 | I/O — User I/O pin (bank 3) |
| 引脚 53 | I/O — User I/O pin (bank 3) |
| 引脚 54 | I/O — User I/O pin (bank 3) |
| 引脚 55 | I/O — User I/O pin (bank 3) |
| 引脚 56 | I/O — User I/O pin (bank 3) |
| 引脚 57 | I/O — User I/O pin (bank 3) |
| 引脚 58 | GND — Ground |
| 引脚 59 | I/O — User I/O pin (bank 4) |
| 引脚 60 | I/O — User I/O pin (bank 4) |
| 引脚 61 | I/O — User I/O pin (bank 4) |
| 引脚 62 | I/O — User I/O pin (bank 4) |
| 引脚 63 | I/O — User I/O pin (bank 4) |
| 引脚 64 | I/O — User I/O pin (bank 4) |
| 引脚 65 | I/O — User I/O pin (bank 4) |
| 引脚 66 | VCCIO3 — I/O bank 3 supply voltage |
| 引脚 67 | I/O — User I/O pin (bank 4) |
| 引脚 68 | I/O — User I/O pin (bank 4) |
| 引脚 69 | I/O — User I/O pin (bank 4) |
| 引脚 70 | I/O — User I/O pin (bank 4) |
| 引脚 71 | I/O — User I/O pin (bank 4) |
| 引脚 72 | I/O — User I/O pin (bank 4) |
| 引脚 73 | I/O — User I/O pin (bank 4) |
| 引脚 74 | I/O — User I/O pin (bank 4) |
| 引脚 75 | I/O — User I/O pin (bank 4) |
| 引脚 76 | I/O — User I/O pin (bank 4) |
| 引脚 77 | I/O — User I/O pin (bank 4) |
| 引脚 78 | VCCINT — Core supply voltage (2.5 V) |
| 引脚 79 | I/O — User I/O pin (bank 5) |
| 引脚 80 | I/O — User I/O pin (bank 5) |
| 引脚 81 | I/O — User I/O pin (bank 5) |
| 引脚 82 | I/O — User I/O pin (bank 5) |
| 引脚 83 | I/O — User I/O pin (bank 5) |
| 引脚 84 | I/O — User I/O pin (bank 5) |
| 引脚 85 | I/O — User I/O pin (bank 5) |
| 引脚 86 | VCCIO4 — I/O bank 4 supply voltage |
| 引脚 87 | I/O — User I/O pin (bank 5) |
| 引脚 88 | I/O — User I/O pin (bank 5) |
| 引脚 89 | I/O — User I/O pin (bank 5) |
| 引脚 90 | I/O — User I/O pin (bank 5) |
| 引脚 91 | I/O — User I/O pin (bank 5) |
| 引脚 92 | I/O — User I/O pin (bank 5) |
| 引脚 93 | I/O — User I/O pin (bank 5) |
| 引脚 94 | I/O — User I/O pin (bank 5) |
| 引脚 95 | I/O — User I/O pin (bank 5) |
| 引脚 96 | I/O — User I/O pin (bank 5) |
| 引脚 97 | I/O — User I/O pin (bank 5) |
| 引脚 98 | GND — Ground |
| 引脚 99 | I/O — User I/O pin (bank 6) |
| 引脚 100 | I/O — User I/O pin (bank 6) |
| 引脚 101 | I/O — User I/O pin (bank 6) |
| 引脚 102 | I/O — User I/O pin (bank 6) |
| 引脚 103 | I/O — User I/O pin (bank 6) |
| 引脚 104 | I/O — User I/O pin (bank 6) |
| 引脚 105 | I/O — User I/O pin (bank 6) |
| 引脚 106 | VCCIO5 — I/O bank 5 supply voltage |
| 引脚 107 | I/O — User I/O pin (bank 6) |
| 引脚 108 | I/O — User I/O pin (bank 6) |
| 引脚 109 | I/O — User I/O pin (bank 6) |
| 引脚 110 | I/O — User I/O pin (bank 6) |
| 引脚 111 | I/O — User I/O pin (bank 6) |
| 引脚 112 | I/O — User I/O pin (bank 6) |
| 引脚 113 | I/O — User I/O pin (bank 6) |
| 引脚 114 | I/O — User I/O pin (bank 6) |
| 引脚 115 | I/O — User I/O pin (bank 6) |
| 引脚 116 | I/O — User I/O pin (bank 6) |
| 引脚 117 | I/O — User I/O pin (bank 6) |
| 引脚 118 | VCCINT — Core supply voltage (2.5 V) |
| 引脚 119 | I/O — User I/O pin (bank 7) |
| 引脚 120 | I/O — User I/O pin (bank 7) |
| 引脚 121 | I/O — User I/O pin (bank 7) |
| 引脚 122 | I/O — User I/O pin (bank 7) |
| 引脚 123 | I/O — User I/O pin (bank 7) |
| 引脚 124 | I/O — User I/O pin (bank 7) |
| 引脚 125 | I/O — User I/O pin (bank 7) |
| 引脚 126 | VCCIO6 — I/O bank 6 supply voltage |
| 引脚 127 | I/O — User I/O pin (bank 7) |
| 引脚 128 | I/O — User I/O pin (bank 7) |
| 引脚 129 | I/O — User I/O pin (bank 7) |
| 引脚 130 | I/O — User I/O pin (bank 7) |
| 引脚 131 | I/O — User I/O pin (bank 7) |
| 引脚 132 | I/O — User I/O pin (bank 7) |
| 引脚 133 | I/O — User I/O pin (bank 7) |
| 引脚 134 | I/O — User I/O pin (bank 7) |
| 引脚 135 | I/O — User I/O pin (bank 7) |
| 引脚 136 | I/O — User I/O pin (bank 7) |
| 引脚 137 | I/O — User I/O pin (bank 7) |
| 引脚 138 | GND — Ground |
| 引脚 139 | I/O — User I/O pin (bank 8) |
| 引脚 140 | I/O — User I/O pin (bank 8) |
| 引脚 141 | I/O — User I/O pin (bank 8) |
| 引脚 142 | I/O — User I/O pin (bank 8) |
| 引脚 143 | I/O — User I/O pin (bank 8) |
| 引脚 144 | I/O — User I/O pin (bank 8) |
| 引脚 145 | I/O — User I/O pin (bank 8) |
| 引脚 146 | VCCIO7 — I/O bank 7 supply voltage |
| 引脚 147 | I/O — User I/O pin (bank 8) |
| 引脚 148 | I/O — User I/O pin (bank 8) |
| 引脚 149 | I/O — User I/O pin (bank 8) |
| 引脚 150 | I/O — User I/O pin (bank 8) |
| 引脚 151 | I/O — User I/O pin (bank 8) |
| 引脚 152 | I/O — User I/O pin (bank 8) |
| 引脚 153 | I/O — User I/O pin (bank 8) |
| 引脚 154 | I/O — User I/O pin (bank 8) |
| 引脚 155 | I/O — User I/O pin (bank 8) |
| 引脚 156 | I/O — User I/O pin (bank 8) |
| 引脚 157 | I/O — User I/O pin (bank 8) |
| 引脚 158 | VCCINT — Core supply voltage (2.5 V) |
| 引脚 159 | I/O — User I/O pin (bank 8) |
| 引脚 160 | TDI — JTAG Test Data In |
| 引脚 161 | TMS — JTAG Test Mode Select |
| 引脚 162 | TCK — JTAG Test Clock |
| 引脚 163 | TDO — JTAG Test Data Out |
| 引脚 164 | nCONFIG — Configuration start (active low) |
| 引脚 165 | nSTATUS — Configuration status (active low) |
| 引脚 166 | CONF_DONE — Configuration complete |
| 引脚 167 | DCLK — Configuration clock |
| 引脚 168 | DATA0 — Configuration data input |
| 引脚 169 | nCE — Chip enable (active low) |
| 引脚 170 | nWS — Active-low write strobe |
| 引脚 171 | CLK0 — Dedicated clock input 0 |
| 引脚 172 | CLK1 — Dedicated clock input 1 |
| 引脚 173 | CLK2 — Dedicated clock input 2 |
| 引脚 174 | CLK3 — Dedicated clock input 3 |
| 引脚 175 | GND — Ground |
| 引脚 176 | I/O — User I/O pin (bank 1) |
| 引脚 177 | I/O — User I/O pin (bank 1) |
| 引脚 178 | I/O — User I/O pin (bank 1) |
| 引脚 179 | I/O — User I/O pin (bank 1) |
| 引脚 180 | I/O — User I/O pin (bank 1) |
| 引脚 181 | I/O — User I/O pin (bank 1) |
| 引脚 182 | I/O — User I/O pin (bank 1) |
| 引脚 183 | I/O — User I/O pin (bank 1) |
| 引脚 184 | I/O — User I/O pin (bank 1) |
| 引脚 185 | I/O — User I/O pin (bank 1) |
| 引脚 186 | VCCIO8 — I/O bank 8 supply voltage |
| 引脚 187 | I/O — User I/O pin (bank 1) |
| 引脚 188 | I/O — User I/O pin (bank 1) |
| 引脚 189 | I/O — User I/O pin (bank 1) |
| 引脚 190 | I/O — User I/O pin (bank 1) |
| 引脚 191 | I/O — User I/O pin (bank 1) |
| 引脚 192 | I/O — User I/O pin (bank 1) |
| 引脚 193 | I/O — User I/O pin (bank 1) |
| 引脚 194 | I/O — User I/O pin (bank 1) |
| 引脚 195 | I/O — User I/O pin (bank 1) |
| 引脚 196 | I/O — User I/O pin (bank 1) |
| 引脚 197 | I/O — User I/O pin (bank 1) |
| 引脚 198 | GND — Ground |
| 引脚 199 | I/O — User I/O pin (bank 2) |
| 引脚 200 | I/O — User I/O pin (bank 2) |
| 引脚 201 | I/O — User I/O pin (bank 2) |
| 引脚 202 | I/O — User I/O pin (bank 2) |
| 引脚 203 | I/O — User I/O pin (bank 2) |
| 引脚 204 | I/O — User I/O pin (bank 2) |
| 引脚 205 | I/O — User I/O pin (bank 2) |
| 引脚 206 | — Core supply voltage (2.5 V) |
| 引脚 207 | I/O — User I/O pin (bank 2) |
| 引脚 208 | I/O — User I/O pin (bank 2) |
典型应用
EP20K100QC208-2X 适用于 6 应用s: 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.
推荐
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.
推荐
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.
推荐
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.
推荐
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.
推荐
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).
推荐
推荐产品汇总
工程参考数据： EP20K100QC208-2X ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | 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 |
关键差异点
- Pb-free terminal finish (X suffix) for RoHS-compliant builds （对比 EP20K100QC208-2)
- Mid speed grade (-2X) for highest 200 MHz timing margin （对比 EP20K100QC208-1N)
- Same die as APEX 20K 100K-gate silicon family across the entire QC208 PQFP line （对比 EP20K100FC324-2X)
设计说明
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.
合规信息
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.
