EPF10K10LI84-4N - FLEX 10K 10K Gates FPGA 5V 84-PLCC | Altera
MPN： EPF10K10LI84-4N ✗ 停產EPF10K10LI84-4N 概覽
An FPGA (Field Programmable Gate Array) is a type of programmable logic device whose internal logic cells, interconnect, and I/O are configured by the user after manufacture. Within the broader hierarchy, FPGAs sit alongside CPLDs in the PLD family, and they extend the concept by offering high gate counts, block RAM, and embedded multiplier/DSP blocks. FPGAs are commonly used to prototype ASICs, implement glue logic, drive high-speed parallel interfaces, and accelerate data-path computation in telecommunications, industrial automation, test equipment, and legacy embedded designs.
Key features of the EPF10K10LI84-4N include 72 logic array blocks (LABs) of 8 logic elements each, 3 embedded array blocks (EABs) providing 6144 RAM bits, and 59 user I/O pins. The device supports in-system programmability via Altera's MAX+PLUS II or Quartus design tools using SRAM configuration, and it can be reconfigured in-circuit for design iterations or field upgrades.
Architecturally, the FLEX 10K fabric provides continuous, fast interconnect channels that wire any logic element to any other, with predictable timing well-suited for synchronous state machines, register-rich glue logic, and pipelined datapaths. The 0.42 µm process yields robust 5 V I/O tolerance, which simplifies interfacing to legacy TTL logic commonly found in industrial controllers, instrumentation, and aerospace subsystems.
Typical applications of the EPF10K10LI84-4N include industrial control boards, telecommunications glue logic, legacy instrumentation front-ends, custom bus bridges, and prototyping platforms for ASIC verification. Designers commonly pair the FPGA with EPROM/Flash configuration memories and 5 V bus transceivers. When designing with this part, note that it is not pin-compatible with later 3.3 V FLEX 10KA devices - verify any cross-reference carefully against footprint and voltage.
直接替換替代品，適用於 EPF10K10LI84-4N — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： EPF10K10LI84-4N （相同外形與佔位） — 差異在於 Operating Temperature, Process Technology, Family, Package, Configuration Method.
EPF10K10LI84-3
✅ 直接替換📋 參考替代品（不在目錄中）
EPF10K10LI84-2
✅ 直接替換📋 參考替代品（不在目錄中）
EPF10K10LI84-4
✅ 直接替換聯絡詢價
查看資料表 →EPF10K10LC84-4N
✅ 直接替換聯絡詢價
查看資料表 →EPF10K10LI84-4N 最大額定值與電氣特性
| Family | FLEX 10K |
| Typical Gates | 10,000 |
| Logic Elements | 576 |
| Logic Array Blocks (LABs) | 72 |
| Embedded Array Blocks (EABs) | 3 |
| Maximum User I/O | 59 |
| Total RAM Bits | 6,144 |
| Process Technology | 0.42 µm CMOS |
| 供應電壓 | 5 V |
| Operating Frequency (max) | 125 MHz |
| 封裝 | 84-pin PLCC |
| Pin/Package Code | L84 |
| Speed Grade | -4 |
| 工作溫度 | Industrial (per suffix) |
EPF10K10LI84-4N 腳位配置
| 腳位 1 | I/O — User I/O pin (bank 1) |
| 腳位 2 | I/O — User I/O pin (bank 1) |
| 腳位 3 | I/O — User I/O pin (bank 1) |
| 腳位 4 | I/O — User I/O pin (bank 1) |
| 腳位 5 | I/O — User I/O pin (bank 1) |
| 腳位 6 | VCCIO1 — I/O bank 1 supply (5V) |
| 腳位 7 | I/O — User I/O pin (bank 1) |
| 腳位 8 | I/O — User I/O pin (bank 1) |
| 腳位 9 | I/O — User I/O pin (bank 1) |
| 腳位 10 | I/O — User I/O pin (bank 1) |
| 腳位 11 | GND — Ground |
| 腳位 12 | I/O — User I/O pin (bank 2) |
| 腳位 13 | I/O — User I/O pin (bank 2) |
| 腳位 14 | I/O — User I/O pin (bank 2) |
| 腳位 15 | I/O — User I/O pin (bank 2) |
| 腳位 16 | I/O — User I/O pin (bank 2) |
| 腳位 17 | I/O — User I/O pin (bank 2) |
| 腳位 18 | VCCIO2 — I/O bank 2 supply (5V) |
| 腳位 19 | I/O — User I/O pin (bank 2) |
| 腳位 20 | I/O — User I/O pin (bank 2) |
| 腳位 21 | I/O — User I/O pin (bank 2) |
| 腳位 22 | I/O — User I/O pin (bank 2) |
| 腳位 23 | GND — Ground |
| 腳位 24 | I/O — User I/O pin (bank 3) |
| 腳位 25 | I/O — User I/O pin (bank 3) |
| 腳位 26 | I/O — User I/O pin (bank 3) |
| 腳位 27 | I/O — User I/O pin (bank 3) |
| 腳位 28 | I/O — User I/O pin (bank 3) |
| 腳位 29 | I/O — User I/O pin (bank 3) |
| 腳位 30 | VCCIO3 — I/O bank 3 supply (5V) |
| 腳位 31 | I/O — User I/O pin (bank 3) |
| 腳位 32 | I/O — User I/O pin (bank 3) |
| 腳位 33 | I/O — User I/O pin (bank 3) |
| 腳位 34 | I/O — User I/O pin (bank 3) |
| 腳位 35 | GND — Ground |
| 腳位 36 | I/O — User I/O pin (bank 4) |
| 腳位 37 | I/O — User I/O pin (bank 4) |
| 腳位 38 | I/O — User I/O pin (bank 4) |
| 腳位 39 | I/O — User I/O pin (bank 4) |
| 腳位 40 | I/O — User I/O pin (bank 4) |
| 腳位 41 | I/O — User I/O pin (bank 4) |
| 腳位 42 | VCCIO4 — I/O bank 4 supply (5V) |
| 腳位 43 | I/O — User I/O pin (bank 4) |
| 腳位 44 | I/O — User I/O pin (bank 4) |
| 腳位 45 | I/O — User I/O pin (bank 4) |
| 腳位 46 | I/O — User I/O pin (bank 4) |
| 腳位 47 | GND — Ground |
| 腳位 48 | I/O — User I/O pin (bank 5) |
| 腳位 49 | I/O — User I/O pin (bank 5) |
| 腳位 50 | I/O — User I/O pin (bank 5) |
| 腳位 51 | I/O — User I/O pin (bank 5) |
| 腳位 52 | I/O — User I/O pin (bank 5) |
| 腳位 53 | I/O — User I/O pin (bank 5) |
| 腳位 54 | VCCIO5 — I/O bank 5 supply (5V) |
| 腳位 55 | I/O — User I/O pin (bank 5) |
| 腳位 56 | I/O — User I/O pin (bank 5) |
| 腳位 57 | I/O — User I/O pin (bank 5) |
| 腳位 58 | I/O — User I/O pin (bank 5) |
| 腳位 59 | GND — Ground |
| 腳位 60 | I/O — User I/O pin (bank 6) |
| 腳位 61 | I/O — User I/O pin (bank 6) |
| 腳位 62 | I/O — User I/O pin (bank 6) |
| 腳位 63 | I/O — User I/O pin (bank 6) |
| 腳位 64 | I/O — User I/O pin (bank 6) |
| 腳位 65 | I/O — User I/O pin (bank 6) |
| 腳位 66 | VCCINT — Core supply (5V) |
| 腳位 67 | I/O — User I/O pin (bank 6) |
| 腳位 68 | I/O — User I/O pin (bank 6) |
| 腳位 69 | I/O — User I/O pin (bank 6) |
| 腳位 70 | I/O — User I/O pin (bank 6) |
| 腳位 71 | GND — Ground |
| 腳位 72 | I/O — User I/O pin (bank 7) |
| 腳位 73 | I/O — User I/O pin (bank 7) |
| 腳位 74 | I/O — User I/O pin (bank 7) |
| 腳位 75 | I/O — User I/O pin (bank 7) |
| 腳位 76 | I/O — User I/O pin (bank 7) |
| 腳位 77 | I/O — User I/O pin (bank 7) |
| 腳位 78 | VCCIO7 — I/O bank 7 supply (5V) |
| 腳位 79 | I/O — User I/O pin (bank 7) |
| 腳位 80 | I/O — User I/O pin (bank 7) |
| 腳位 81 | I/O — User I/O pin (bank 7) |
| 腳位 82 | I/O — User I/O pin (bank 7) |
| 腳位 83 | GND — Ground |
| 腳位 84 | I/O — User I/O pin (bank 1) |
典型應用
EPF10K10LI84-4N 適用於 6 應用s: Industrial Control Logic Replacement, Telecommunications Glue Logic, Legacy Instrumentation Front-End, ASIC Prototyping Platform, Custom Bus Bridge / Protocol Converter, Aerospace / Defense Legacy Avionics.
Industrial Control Logic Replacement
The EPF10K10LI84-4N replaces obsolete discrete TTL or 74-series glue logic on legacy industrial PLC and motor-controller boards. Its 576 logic elements and 72 LABs provide enough capacity to consolidate dozens of SSI/MSI packages into a single reprogrammable device, simplifying board rework and reducing parts count. The 5 V supply tolerance matches the legacy bus rails directly without level shifters, and the 84-pin PLCC footprint drops into existing sockets for direct board replacement. Engineers can store multiple logic configurations in the configuration EPROM and switch personality in the field, enabling a single board SKU to serve multiple machine variants.
推薦
Telecommunications Glue Logic
The EPF10K10LI84-4N serves as bus-bridging and timing glue logic in telecommunications backplane designs where it interfaces legacy T1/E1 framers, ECL/TTL converters, and protocol converters. Its 59 user I/O pins provide ample connectivity for multi-bus bridging, while the 3 embedded array blocks (EABs) deliver 6,144 bits of RAM for small FIFO buffers and lookup tables. The 5 V I/O tolerance matches existing backplane logic levels directly, eliminating the level-shifting components required by modern 3.3 V FPGAs.
推薦
Legacy Instrumentation Front-End
The EPF10K10LI84-4N is well suited to legacy instrumentation front-ends that require programmable timing, channel-selection logic, and DSP preprocessing for analog-to-digital converter arrays. The 125 MHz internal performance supports real-time sample-rate conversion, while the 5 V tolerance accepts TTL-level trigger and clock signals directly from front-end analog circuitry. The embedded array blocks can implement small coefficient ROM tables for digital filtering, eliminating external memory ICs and reducing board complexity.
推薦
ASIC Prototyping Platform
Designers use the EPF10K10LI84-4N as an FPGA prototype for ASIC designs targeting gate counts up to 10,000 gates. The FLEX 10K architecture's LAB-based fabric maps efficiently from RTL synthesis, and 5 V I/O tolerance enables prototyping of ASICs that will eventually be fabricated in 5 V or mixed-voltage processes. Real-time in-circuit emulation allows design verification at full system speed before committing to NRE charges for silicon fabrication.
推薦
Custom Bus Bridge / Protocol Converter
The EPF10K10LI84-4N implements custom bus bridges between legacy parallel buses (ISA, PC/104, VME) and modern peripherals, translating timing and protocol in real time. With 576 logic elements and 59 I/O pins, a single device handles address decoding, wait-state generation, and protocol translation for multi-master systems. The 5 V tolerance matches legacy bus voltages directly, while the SRAM-based configuration allows firmware updates over JTAG for evolving bridging requirements.
推薦
Aerospace / Defense Legacy Avionics
The EPF10K10LI84-4N supports legacy avionics and defense subsystem upgrades where form-fit-function replacement of original 5 V FPGAs is mandatory. Its mature 0.42 µm CMOS process has long-term reliability data, and the 84-pin PLCC is compatible with established avionics socket infrastructure. The device's ability to be reconfigured in-system supports avionics software updates without board removal, and its 5 V tolerance matches the ARINC 429 and MIL-STD-1553 bus levels used in legacy aircraft.
推薦
推薦產品摘要
工程參考資料，適用於 EPF10K10LI84-4N — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | EPF10K10LI84-3 | EPF10K10LI84-2 | EPF10K10LI84-4 | EPF10K10LC84-4N |
|---|---|---|---|---|---|
| Package | 84-pin PLCC | 84-pin PLCC - same | 84-pin PLCC - same | 84-pin PLCC - same | 84-pin ceramic LCC (J-Lead) |
| Brand | Altera | Altera | Altera | Altera | Altera |
| Maximum Frequency | 125 MHz | 100 MHz | 80 MHz | 125 MHz | 125 MHz |
| Logic Elements | 576 | 576 | 576 | 576 | 576 |
| Total RAM Bits | 6,144 | 6,144 | 6,144 | 6,144 | 6,144 |
| Maximum User I/O | 59 | 59 | 59 | 59 | 59 |
| Supply Voltage | 5 V | 5 V | 5 V | 5 V | 5 V |
| Temperature Grade | Industrial | Industrial | Industrial | Commercial | Industrial |
主要差異化特點
- Highest speed grade in the FLEX 10K PLCC-84 family (對比EPF10K10LI84-3)
- Industrial temperature grade for harsh environments (對比EPF10K10LI84-4)
- Plastic PLCC package for cost-sensitive applications (對比EPF10K10LC84-4N)
設計說明
The EPF10K10LI84-4N requires a stable 5 V supply on both VCCINT (core) and VCCIO1-VCCIO7 (I/O banks). Per Altera FLEX 10K datasheet recommendations, decouple each VCC pin with a 0.1 µF ceramic capacitor placed within 5 mm of the package pin, plus a bulk 100 µF electrolytic capacitor on the supply rail. Power sequencing is not mandatory since the device is single-rail, but the nCONFIG pin must be held low during power-up ramp and released after VCC reaches 4.75 V to ensure clean configuration.
Place the configuration memory (typically EPC2LC20N) within 50 mm of the EPF10K10LI84-4N DATA0/DCLK/nCONFIG/nSTATUS pins to minimize signal integrity issues. Use parallel termination on the DCLK line if the configuration memory is more than 25 mm away. Route all configuration signals over a continuous ground plane and avoid routing them parallel to high-speed switching signals for more than 10 mm to prevent crosstalk into the configuration chain.
Do NOT substitute EPF10K10LI84-4N with EPF10K10AQC208-3N or other 3.3 V FLEX 10KA variants - the supply voltage differs (3.3 V vs 5 V) and the package differs (208-pin QFP vs 84-pin PLCC). The 'A' in the part number denotes the 3.3 V FLEX 10KA family. Using a 3.3 V part on a 5 V board will damage the device instantly. Always cross-reference by full part number including package code.
合規資訊
RoHS/lead-free status could not be confirmed from the provided web data. The FLEX 10K family predates RoHS mandates (2006), so original parts are likely non-compliant; lead-free variants may exist from later production runs but are not documented in the provided sources.
