EPF10K30AQC208-3N - 30K Gates FLEX 10KA FPGA, 208-PQFP | Intel / Altera
부품 번호: EPF10K30AQC208-3N ✗ 단종| 수량 | 단가 | 합계 |
|---|---|---|
| 1 | $38.5 | $38.50 |
| 10 | $33.2 | $332.00 |
| 100 | $26.8 | $2,680.00 |
| 500 | $22.45 | $11,225.00 |
| 1,000 | $19.1 | $19,100.00 |
EPF10K30AQC208-3N 개요
A Field-Programmable Gate Array (FPGA) is a semiconductor device whose logic function is defined by user-loaded configuration memory rather than hard-wired mask layers. FPGAs sit in the programmable-logic hierarchy between simple Complex Programmable Logic Devices (CPLDs) and high-density Application-Specific Integrated Circuits (ASICs), giving engineers hardware-reconfigurable glue logic, datapath acceleration, and bus-interface bridging without any NRE charges. The FLEX 10KA family was Intel / Altera’s first generation to embed dedicated array blocks (EABs) for efficient RAM and DSP megafunctions, marking the transition from pure glue logic to System-on-a-Programmable-Chip (SOPC) integration.
Key features of the EPF10K30AQC208-3N include 216 Logic Array Blocks (LABs) organised in rows and columns, embedded array blocks for dual-port RAM and ROM, MultiVolt I/O allowing mixed-voltage interfacing on the same die, pin-controlled PCI-clamping diodes, slew-rate control, and open-drain output options. The PLICE antifuse-style configuration scheme is replaced here by an SRAM configuration cell, supporting in-system reconfigurability via the serial or parallel configuration port. The exposed MultiVolt interface simplifies bridging between 3.3 V cores and 5.0 V or 2.5 V peripherals.
Typical applications include PCI bus controllers, telecommunications line cards, industrial glue logic, protocol bridging (UART, I²C, SPI bridges), legacy ASIC replacement, and parallel DSP datapath prototyping. The combination of 12 Kbit embedded memory, 147 I/Os and 125 MHz Fmax makes it well-suited to mid-density control-plane designs where cost per gate dominates over raw performance.
When designing with this part, allocate the configuration PROM or microcontroller interface early in the schematic because FLEX 10KA devices do not retain their configuration when power is removed. The MultiVolt VCCIO rail must be tied before or simultaneously with VCCINT to avoid latch-up. Use the Quartus / MAX+PLUS II Legacy device libraries and observe the 208-PQFP thermal envelope (θJA ≈ 35 °C/W typical) when calculating airflow in dense line-card layouts.
This page synthesises distributor pricing, drop-in same-package alternatives and practical design notes that go beyond the marketing datasheet, so procurement engineers and FPGA designers can make a confident selection.
드롭인 대체품: EPF10K30AQC208-3N — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
이 시리즈의 변형
다음과 드롭인 호환되는 동일 시리즈 모델: EPF10K30AQC208-3N (동일 폼 팩터 및 풋프린트) — 차이점: Family, Process Technology, Package, Speed Grade, Operating Temperature.
빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:
EPF10K30AQC208-3
✅ 드롭인✓ 재고 있음
$15.4 / 개
데이터시트 보기 →EPF10K30AQC208-2N
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
EPF10K30AQC208-1N
✅ 드롭인✓ 재고 있음
$21.4 / 개
데이터시트 보기 →EPF10K30AQI208-3N
✅ 드롭인✓ 재고 있음
$28.9 / 개
데이터시트 보기 →EPF10K10AQC208-3N
✅ 드롭인 ⚠️ 사양 미검증✓ 재고 있음
$49.9 / 개
데이터시트 보기 →EPF10K30AQC208-3N 최대 정격 & 전기적 특성
| Series | FLEX 10KA |
| Family | FLEX-10KA |
| Number of Logic Elements / Cells | 1728 |
| Total RAM Bits | 12288 bits |
| Number of Logic Array Blocks (LABs) | 216 |
| Number of Gates (typical) | 30000 |
| Number of I/O Pins | 147 |
| Supply Voltage Core (VCCINT) | 3.3 V |
| Technology / Process | 0.3 µm CMOS |
| Maximum Operating Frequency | 125 MHz |
| 패키지 / 케이스 | 208-BFQFP (PQFP-208) |
| 실장 유형 | Surface Mount |
| 동작 온도 | 0 °C to +70 °C (commercial) |
| Speed Grade | -3 |
| Configuration Method | SRAM-based, serial or parallel |
EPF10K30AQC208-3N 핀 구성
| 핀 1 | I/O — User I/O pin (bank 1) |
| 핀 2 | I/O — User I/O pin (bank 1) |
| 핀 3 | I/O — User I/O pin (bank 1) |
| 핀 4 | I/O — User I/O pin (bank 1) |
| 핀 5 | VCCIO1 — I/O bank 1 supply voltage (MultiVolt) |
| 핀 6 | I/O — User I/O pin (bank 1) |
| 핀 7 | I/O — User I/O pin (bank 1) |
| 핀 8 | I/O — User I/O pin (bank 1) |
| 핀 9 | I/O — User I/O pin (bank 1) |
| 핀 10 | I/O — User I/O pin (bank 1) |
| 핀 11 | I/O — User I/O pin (bank 1) |
| 핀 12 | I/O — User I/O pin (bank 1) |
| 핀 13 | I/O — User I/O pin (bank 1) |
| 핀 14 | I/O — User I/O pin (bank 1) |
| 핀 15 | VCCINT — Core supply voltage (3.3 V) |
| 핀 16 | GND — Ground |
| 핀 17 | I/O — User I/O pin (bank 1) |
| 핀 18 | I/O — User I/O pin (bank 1) |
| 핀 19 | I/O — User I/O pin (bank 1) |
| 핀 20 | I/O — User I/O pin (bank 1) |
| 핀 21 | I/O — User I/O pin (bank 1) |
| 핀 22 | I/O — User I/O pin (bank 1) |
| 핀 23 | I/O — User I/O pin (bank 1) |
| 핀 24 | I/O — User I/O pin (bank 1) |
| 핀 25 | I/O — User I/O pin (bank 1) |
| 핀 26 | I/O — User I/O pin (bank 1) |
| 핀 27 | I/O — User I/O pin (bank 1) |
| 핀 28 | I/O — User I/O pin (bank 1) |
| 핀 29 | I/O — User I/O pin (bank 1) |
| 핀 30 | I/O — User I/O pin (bank 1) |
| 핀 31 | I/O — User I/O pin (bank 1) |
| 핀 32 | I/O — User I/O pin (bank 1) |
| 핀 33 | I/O — User I/O pin (bank 1) |
| 핀 34 | I/O — User I/O pin (bank 1) |
| 핀 35 | I/O — User I/O pin (bank 1) |
| 핀 36 | I/O — User I/O pin (bank 1) |
| 핀 37 | GND — Ground |
| 핀 38 | VCCINT — Core supply voltage (3.3 V) |
| 핀 39 | I/O — User I/O pin (bank 2) |
| 핀 40 | I/O — User I/O pin (bank 2) |
| 핀 41 | I/O — User I/O pin (bank 2) |
| 핀 42 | I/O — User I/O pin (bank 2) |
| 핀 43 | I/O — User I/O pin (bank 2) |
| 핀 44 | VCCIO2 — I/O bank 2 supply voltage (MultiVolt) |
| 핀 45 | I/O — User I/O pin (bank 2) |
| 핀 46 | I/O — User I/O pin (bank 2) |
| 핀 47 | I/O — User I/O pin (bank 2) |
| 핀 48 | I/O — User I/O pin (bank 2) |
| 핀 49 | I/O — User I/O pin (bank 2) |
| 핀 50 | I/O — User I/O pin (bank 2) |
| 핀 51 | I/O — User I/O pin (bank 2) |
| 핀 52 | I/O — User I/O pin (bank 2) |
| 핀 53 | I/O — User I/O pin (bank 2) |
| 핀 54 | I/O — User I/O pin (bank 2) |
| 핀 55 | I/O — User I/O pin (bank 2) |
| 핀 56 | I/O — User I/O pin (bank 2) |
| 핀 57 | I/O — User I/O pin (bank 2) |
| 핀 58 | I/O — User I/O pin (bank 2) |
| 핀 59 | I/O — User I/O pin (bank 2) |
| 핀 60 | I/O — User I/O pin (bank 2) |
| 핀 61 | I/O — User I/O pin (bank 2) |
| 핀 62 | I/O — User I/O pin (bank 2) |
| 핀 63 | I/O — User I/O pin (bank 2) |
| 핀 64 | I/O — User I/O pin (bank 2) |
| 핀 65 | I/O — User I/O pin (bank 2) |
| 핀 66 | I/O — User I/O pin (bank 2) |
| 핀 67 | I/O — User I/O pin (bank 2) |
| 핀 68 | I/O — User I/O pin (bank 2) |
| 핀 69 | GND — Ground |
| 핀 70 | VCCINT — Core supply voltage (3.3 V) |
| 핀 71 | I/O — User I/O pin (bank 3) |
| 핀 72 | I/O — User I/O pin (bank 3) |
| 핀 73 | I/O — User I/O pin (bank 3) |
| 핀 74 | I/O — User I/O pin (bank 3) |
| 핀 75 | VCCIO3 — I/O bank 3 supply voltage (MultiVolt) |
| 핀 76 | I/O — User I/O pin (bank 3) |
| 핀 77 | I/O — User I/O pin (bank 3) |
| 핀 78 | I/O — User I/O pin (bank 3) |
| 핀 79 | I/O — User I/O pin (bank 3) |
| 핀 80 | I/O — User I/O pin (bank 3) |
| 핀 81 | I/O — User I/O pin (bank 3) |
| 핀 82 | I/O — User I/O pin (bank 3) |
| 핀 83 | I/O — User I/O pin (bank 3) |
| 핀 84 | I/O — User I/O pin (bank 3) |
| 핀 85 | I/O — User I/O pin (bank 3) |
| 핀 86 | I/O — User I/O pin (bank 3) |
| 핀 87 | I/O — User I/O pin (bank 3) |
| 핀 88 | I/O — User I/O pin (bank 3) |
| 핀 89 | I/O — User I/O pin (bank 3) |
| 핀 90 | I/O — User I/O pin (bank 3) |
| 핀 91 | I/O — User I/O pin (bank 3) |
| 핀 92 | I/O — User I/O pin (bank 3) |
| 핀 93 | I/O — User I/O pin (bank 3) |
| 핀 94 | I/O — User I/O pin (bank 3) |
| 핀 95 | I/O — User I/O pin (bank 3) |
| 핀 96 | I/O — User I/O pin (bank 3) |
| 핀 97 | I/O — User I/O pin (bank 3) |
| 핀 98 | I/O — User I/O pin (bank 3) |
| 핀 99 | I/O — User I/O pin (bank 3) |
| 핀 100 | I/O — User I/O pin (bank 3) |
| 핀 101 | I/O — User I/O pin (bank 3) |
| 핀 102 | GND — Ground |
| 핀 103 | VCCINT — Core supply voltage (3.3 V) |
| 핀 104 | I/O — User I/O pin (bank 4) |
| 핀 105 | I/O — User I/O pin (bank 4) |
| 핀 106 | I/O — User I/O pin (bank 4) |
| 핀 107 | I/O — User I/O pin (bank 4) |
| 핀 108 | I/O — User I/O pin (bank 4) |
| 핀 109 | I/O — User I/O pin (bank 4) |
| 핀 110 | VCCIO4 — I/O bank 4 supply voltage (MultiVolt) |
| 핀 111 | I/O — User I/O pin (bank 4) |
| 핀 112 | I/O — User I/O pin (bank 4) |
| 핀 113 | I/O — User I/O pin (bank 4) |
| 핀 114 | I/O — User I/O pin (bank 4) |
| 핀 115 | I/O — User I/O pin (bank 4) |
| 핀 116 | I/O — User I/O pin (bank 4) |
| 핀 117 | I/O — User I/O pin (bank 4) |
| 핀 118 | I/O — User I/O pin (bank 4) |
| 핀 119 | I/O — User I/O pin (bank 4) |
| 핀 120 | I/O — User I/O pin (bank 4) |
| 핀 121 | I/O — User I/O pin (bank 4) |
| 핀 122 | I/O — User I/O pin (bank 4) |
| 핀 123 | I/O — User I/O pin (bank 4) |
| 핀 124 | I/O — User I/O pin (bank 4) |
| 핀 125 | I/O — User I/O pin (bank 4) |
| 핀 126 | I/O — User I/O pin (bank 4) |
| 핀 127 | I/O — User I/O pin (bank 4) |
| 핀 128 | I/O — User I/O pin (bank 4) |
| 핀 129 | I/O — User I/O pin (bank 4) |
| 핀 130 | I/O — User I/O pin (bank 4) |
| 핀 131 | I/O — User I/O pin (bank 4) |
| 핀 132 | I/O — User I/O pin (bank 4) |
| 핀 133 | I/O — User I/O pin (bank 4) |
| 핀 134 | I/O — User I/O pin (bank 4) |
| 핀 135 | GND — Ground |
| 핀 136 | VCCINT — Core supply voltage (3.3 V) |
| 핀 137 | I/O — User I/O pin (bank 4) |
| 핀 138 | I/O — User I/O pin (bank 4) |
| 핀 139 | I/O — User I/O pin (bank 4) |
| 핀 140 | I/O — User I/O pin (bank 4) |
| 핀 141 | I/O — User I/O pin (bank 4) |
| 핀 142 | I/O — User I/O pin (bank 4) |
| 핀 143 | I/O — User I/O pin (bank 4) |
| 핀 144 | I/O — User I/O pin (bank 4) |
| 핀 145 | I/O — User I/O pin (bank 4) |
| 핀 146 | I/O — User I/O pin (bank 4) |
| 핀 147 | I/O — User I/O pin (bank 4) |
| 핀 148 | I/O — User I/O pin (bank 4) |
| 핀 149 | I/O — User I/O pin (bank 4) |
| 핀 150 | I/O — User I/O pin (bank 4) |
| 핀 151 | I/O — User I/O pin (bank 4) |
| 핀 152 | I/O — User I/O pin (bank 4) |
| 핀 153 | TDI — JTAG Test Data In |
| 핀 154 | TMS — JTAG Test Mode Select |
| 핀 155 | TCK — JTAG Test Clock |
| 핀 156 | nSTATUS — Configuration status (open-drain) |
| 핀 157 | nCONFIG — Configuration control (active-low) |
| 핀 158 | CONF_DONE — Configuration done (open-drain) |
| 핀 159 | DCLK — Configuration clock |
| 핀 160 | DATA0 — Configuration data input |
| 핀 161 | VCCINT — Core supply voltage (3.3 V) |
| 핀 162 | GND — Ground |
| 핀 163 | I/O — User I/O pin (bank 1) |
| 핀 164 | I/O — User I/O pin (bank 1) |
| 핀 165 | I/O — User I/O pin (bank 1) |
| 핀 166 | I/O — User I/O pin (bank 1) |
| 핀 167 | I/O — User I/O pin (bank 1) |
| 핀 168 | I/O — User I/O pin (bank 1) |
| 핀 169 | I/O — User I/O pin (bank 1) |
| 핀 170 | I/O — User I/O pin (bank 1) |
| 핀 171 | I/O — User I/O pin (bank 1) |
| 핀 172 | I/O — User I/O pin (bank 1) |
| 핀 173 | I/O — User I/O pin (bank 1) |
| 핀 174 | I/O — User I/O pin (bank 1) |
| 핀 175 | I/O — User I/O pin (bank 1) |
| 핀 176 | I/O — User I/O pin (bank 1) |
| 핀 177 | VCCIO1 — I/O bank 1 supply voltage (MultiVolt) |
| 핀 178 | I/O — User I/O pin (bank 1) |
| 핀 179 | I/O — User I/O pin (bank 1) |
| 핀 180 | I/O — User I/O pin (bank 1) |
| 핀 181 | I/O — User I/O pin (bank 1) |
| 핀 182 | I/O — User I/O pin (bank 1) |
| 핀 183 | I/O — User I/O pin (bank 1) |
| 핀 184 | I/O — User I/O pin (bank 1) |
| 핀 185 | I/O — User I/O pin (bank 1) |
| 핀 186 | I/O — User I/O pin (bank 1) |
| 핀 187 | I/O — User I/O pin (bank 1) |
| 핀 188 | I/O — User I/O pin (bank 1) |
| 핀 189 | I/O — User I/O pin (bank 1) |
| 핀 190 | I/O — User I/O pin (bank 1) |
| 핀 191 | I/O — User I/O pin (bank 1) |
| 핀 192 | I/O — User I/O pin (bank 1) |
| 핀 193 | I/O — User I/O pin (bank 1) |
| 핀 194 | I/O — User I/O pin (bank 1) |
| 핀 195 | I/O — User I/O pin (bank 1) |
| 핀 196 | I/O — User I/O pin (bank 1) |
| 핀 197 | GND — Ground |
| 핀 198 | VCCINT — Core supply voltage (3.3 V) |
| 핀 199 | I/O — User I/O pin (bank 2) |
| 핀 200 | I/O — User I/O pin (bank 2) |
| 핀 201 | I/O — User I/O pin (bank 2) |
| 핀 202 | I/O — User I/O pin (bank 2) |
| 핀 203 | TDO — JTAG Test Data Out |
| 핀 204 | I/O — User I/O pin (bank 2) |
| 핀 205 | I/O — User I/O pin (bank 2) |
| 핀 206 | VCCIO2 — I/O bank 2 supply voltage (MultiVolt) |
| 핀 207 | I/O — User I/O pin (bank 2) |
| 핀 208 | I/O — User I/O pin (bank 2) |
일반적인 애플리케이션
EPF10K30AQC208-3N 적합 용도: 6 애플리케이션s: PCI Bus Interface Controller, Telecommunications Line Card Glue Logic, Industrial Control and Machine I/O Bridging, Legacy ASIC Replacement and Mask-Set Rescue, Parallel DSP Datapath Prototyping, Test & Measurement Front-End Logic.
PCI Bus Interface Controller
The EPF10K30AQC208-3N’s 30K gate capacity and 147 user I/Os are well matched to PCI 2.2 bus controllers and target/initiator bridges. With 125 MHz Fmax in the -3 speed grade, the device comfortably meets the 33 MHz PCI clock requirement while leaving room for state machines, FIFOs and sideband control logic. Designers typically implement the PAR/REQ/GNT logic, address decoding, and configuration-space registers inside the FPGA, then pair it with a 3.3 V 5 V-tolerant MultiVolt I/O bank to talk to legacy PCI slots. The on-chip 12,288-bit RAM is sufficient for small transaction FIFOs without resorting to external SRAM. The PQFP-208 footprint keeps the design retrofit-compatible with existing line-card layouts.
추천
Telecommunications Line Card Glue Logic
Telecom line cards often need dozens of bus bridges, framer interfaces and timing-recovery glue, and the EPF10K30AQC208-3N is purpose-built for this role. Its 216 LABs and 1,728 logic elements provide enough capacity to bridge between T1/E1 framers, HDLC controllers and TDM backplanes, while the 147 I/Os let designers route wide parallel buses without external transceivers. The 125 MHz system clock supports 77.76 MHz STS-3 tributary rates with margin, and MultiVolt I/O enables direct interfacing to legacy 5 V framers alongside modern 3.3 V ASICs. The commercial temperature grade covers central-office deployments, while the EPF10K30AQI208-3N sibling covers outdoor enclosures.
추천
Industrial Control and Machine I/O Bridging
Factory automation controllers frequently require a programmable bridge between PLC backplanes, sensor arrays and motor-drive front ends, and the EPF10K30AQC208-3N provides the right mix of I/O count and logic density. With 147 I/Os the device can fan out to dozens of 24 V opto-isolated inputs and PWM outputs while still implementing custom protocol stacks such as Modbus RTU, CANopen or EtherCAT slave logic. The 3.3 V core combined with MultiVolt I/O banks allows mixed interfacing with 5 V legacy sensors and 2.5 V modern MCUs. Engineers can prototype deterministic control loops on the FPGA fabric and migrate to a structured ASIC once volume justifies NRE.
추천
Legacy ASIC Replacement and Mask-Set Rescue
When a mature ASIC goes end-of-life, the EPF10K30AQC208-3N is a proven drop-in replacement platform because its 30K gate capacity matches many 1990s-era gate-array designs. Engineers port the RTL to the FLEX 10KA fabric using MAX+PLUS II or Quartus legacy device libraries, then load the bitstream through the standard EPC configuration PROM chain. The 208-PQFP footprint aligns with the original ASIC land pattern on most legacy boards, eliminating expensive PCB rework. The 12 Kbit embedded RAM covers the FIFO and register-file needs of typical glue-logic ASICs, and the MultiVolt I/O eases migration from 5 V-only ASICs to mixed-voltage systems.
추천
Parallel DSP Datapath Prototyping
Before committing to a structured ASIC, algorithm designers often prototype high-throughput DSP datapaths on FPGAs, and the EPF10K30AQC208-3N delivers adequate fabric and I/O bandwidth for filter and FFT pipelines up to a few MHz of sample rate. The 12,288 bits of distributed RAM provide coefficient storage for FIR filters, while the 1,728 logic elements are sufficient for 16-bit MAC arrays and address generators. At 125 MHz, the device sustains 250 MOPS for 16-bit fixed-point datapaths, suitable for audio, motor-control and instrumentation front ends. The MultiVolt I/O banks make it easy to interface to existing ADCs and DACs on the prototype board.
추천
Test & Measurement Front-End Logic
Bench instruments such as logic analysers, protocol exercisers and production ATE fixtures use mid-density FPGAs to capture, multiplex and timestamp high-speed signals, and the EPF10K30AQC208-3N is a strong fit. Its 147 I/Os handle 32- or 48-channel acquisition buses, while the 125 MHz fabric implements state machines for trigger sequencing, pattern generation and pass/fail comparison. The MultiVolt I/O allows the same FPGA to interface to 1.8 V, 2.5 V, 3.3 V and 5 V targets without level shifters, simplifying fixture design. The 12 Kbit embedded RAM provides elastic buffer storage for asynchronous sample streams.
추천
추천 제품 요약
엔지니어링 참조 데이터: EPF10K30AQC208-3N — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 | EPF10K30AQC208-3 | EPF10K30AQC208-2N | EPF10K30AQC208-1N | EPF10K30AQI208-3N | EPF10K10AQC208-3N |
|---|---|---|---|---|---|---|
| Brand | Intel / Altera | Intel / Altera | Intel / Altera | Intel / Altera | Intel / Altera | Intel / Altera |
| Package | 208-PQFP (BFQFP) | 208-PQFP (BFQFP) - same | 208-PQFP (BFQFP) - same | 208-PQFP (BFQFP) - same | 208-PQFP (BFQFP) - same | 208-PQFP (BFQFP) - same |
| Logic Elements / Cells | 1728 | 1728 | 1728 | 1728 | 1728 | 576 (-67%) |
| Total Gates | 30K | 30K | 30K | 30K | 30K | 10K (-67%) |
| Speed Grade | -3 | -3 | -2 (slower) | -1 (slowest) | -3 | -3 |
| Operating Temperature | 0 C to +70 C (commercial) | 0 C to +70 C (commercial) | 0 C to +70 C (commercial) | 0 C to +70 C (commercial) | -40 C to +85 C (industrial) | 0 C to +70 C (commercial) |
| Embedded RAM | 12288 bits | 12288 bits | 12288 bits | 12288 bits | 12288 bits | 4096 bits (-67%) |
| Lead-Free / Finish | Lead-free (N suffix) | SnPb finish (non-N) | Lead-free | Lead-free | Lead-free | Lead-free |
| User I/O Pins | 147 | 147 | 147 | 147 | 147 | 134 (-9%) |
주요 차별점
- Pb-free lead finish with full speed grade (vs EPF10K30AQC208-3)
- Highest commercial-temperature speed grade (vs EPF10K30AQC208-2N)
- Industrial temperature option in identical footprint (vs EPF10K30AQI208-3N)
- 2x logic density of the smaller EPF10K10A in same package (vs EPF10K10AQC208-3N)
설계 노트
The EPF10K30AQC208-3N requires two supply rails: a 3.3 V VCCINT for the core logic and a separate VCCIO (per I/O bank) for the MultiVolt interface. According to the Altera FLEX 10KA datasheet, VCCIO must reach its operating level before or simultaneously with VCCINT during power-up to prevent the I/O buffers from back-powering the core through ESD diodes. Decouple each VCCINT pin with a 0.1 µF ceramic plus a 10 µF tantalum bulk cap, and place 0.1 µF ceramics on every VCCIO pin within 5 mm of the package.
Because FLEX 10KA devices are SRAM-based, they lose configuration when power is removed. A non-volatile configuration source (Altera EPC8QC100 serial PROM, parallel byte-wide flash, or a microcontroller) must be connected to the configuration interface (nCONFIG, nSTATUS, CONF_DONE, DCLK, DATA0). For JTAG programming, tie TMS and TDI high through 10 kΩ pull-ups and use a JTAG header compatible with Altera ByteBlaster or USB-Blaster download cables.
Estimated: at maximum utilisation, the 208-PQFP package dissipates roughly 1.5-2.0 W. With a typical theta_JA of 35 °C/W on a 4-layer JEDEC test board, the junction rises 50-70 °C above ambient. For continuous full-load operation, provide at least 200 LFM of airflow or attach a clip-on heatsink on the package top. Avoid mounting the PQFP in a vertical orientation that traps heat under the leads.
Keep the configuration clock (DCLK) trace short and length-matched to within 25 mm of DATA0 to avoid setup/hold violations at 33 MHz configuration rates. Place the configuration PROM within 50 mm of the FPGA and route its outputs over a continuous ground reference. MultiVolt I/O banks should be grouped on the schematic so that VCCIO pins are tied to a single supply per bank, simplifying the PCB power plane cut-out.
Common pitfalls include (1) forgetting to pull nCONFIG high through 10 kΩ during normal operation, (2) mixing 5 V and 3.3 V signals on the same VCCIO bank, (3) using the non-N finish part on a RoHS-compliant board, and (4) trying to fit more than 147 I/Os in the user I/O budget. Designers should also enable the Quartus / MAX+PLUS II PCI-clamping-diode and slew-rate-control logic options on PCI pins to meet the PCI 2.2 AC specification.
규정 준수 정보
The -N suffix indicates lead-free (Pb-free) matte-tin lead finish, RoHS-compliant. AEC-Q100 not applicable (commercial/industrial-grade FPGA, not automotive-qualified). Halogen-free status not explicitly stated in verified web data.