EPF10K10LI84-4 - FLEX 10K FPGA, 10K Gates, 84-PLCC | Altera (Intel)
料号： EPF10K10LI84-4 ✗ 停产| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $38.5 | $38.50 |
| 10 | $34.2 | $342.00 |
| 100 | $28.75 | $2,875.00 |
| 500 | $22.4 | $11,200.00 |
| 1,000 | $18.95 | $18,950.00 |
EPF10K10LI84-4 概述
What is an FPGA? An FPGA (Field-Programmable Gate Array) is a type of programmable logic device (PLD) that contains an array of configurable logic blocks (CLBs), programmable interconnects, and I/O cells, all of which can be reconfigured by the designer after manufacturing. FPGAs sit higher in the silicon hierarchy than fixed-function ASICs because they trade raw performance for design flexibility and time-to-market. The FLEX 10K family, introduced by Altera in the mid-1990s, was the industry's first embedded programmable logic family and pioneered the System-on-a-Programmable-Chip (SOPC) concept by integrating megafunctions such as embedded memory blocks (EABs) and specialized logic into a single device.
Key features of the EPF10K10LI84-4 include 576 logic elements, 12 embedded array blocks (EABs) providing up to 6,144 bits of RAM, 59 maximum user I/O, in-system programmability via the Altera MAX+PLUS II / Quartus (legacy) toolchain, and four dedicated clock input pins. The device is offered in a commercial speed grade with a 125 MHz internal performance figure. Its PLCC-84 footprint supports both socketed prototyping and surface-mount production lines.
Architecturally, the FLEX 10K family combines a fine-grained logic element fabric with coarse-grained EABs, allowing designers to implement wide functions, FIFOs, and RAM/ROM without consuming general-purpose logic. The EPF10K10LI84-4 supports SRAM-based configuration, meaning it must be configured at every power-up from a serial or parallel PROM.
Typical applications include glue logic replacement, bus interface bridging (PCI, ISA, VME), embedded control state machines, prototyping of ASIC designs, and industrial controller front-ends. The wide I/O count and embedded memory make it suitable for systems that need modest logic density plus small RAM blocks on a single chip.
Designers should plan configuration memory (an EPC2 or compatible serial configuration PROM) and a JTAG chain for in-system programming. The 5 V core supply simplifies legacy system integration but means the EPF10K10LI84-4 is not directly pin-compatible with modern 3.3 V-only FPGAs; level-translation buffers are required when interfacing to newer logic.
This page synthesizes distributor stock and price data, drop-in same-family alternatives, and practical design notes not found in the original FLEX 10K datasheet alone.
直接替换替代料： EPF10K10LI84-4 ——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： EPF10K10LI84-4 （相同外形与封装尺寸） ——差异在于 Package, Mounting Type, Process Technology, Operating Temperature, Family.
快速对比工具——选择替代料号进行并排对比：
EPF10K10LC84-4N
✅ 直接替换✓ 有现货
$18.3 / 个
查看数据手册 →EPF10K10LC84-4
✅ 直接替换✓ 有现货
$30.85 / 个
查看数据手册 →EPF10K10LC84-3
✅ 直接替换✓ 有现货
$41.3 / 个
查看数据手册 →EPF10K10LI84-4N
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$10.4 / 个
查看数据手册 →EPF10K10ATC144-3N
✅ 直接替换✓ 有现货
$24.75 / 个
查看数据手册 →EPF10K10LI84-4 最大额定值与电气特性
| Family | FLEX 10K |
| Logic Elements (Cells) | 576 |
| Usable Gates | 10,000 |
| Maximum User I/O | 59 |
| Dedicated Inputs | 4 |
| Process Technology | 0.42 µm CMOS SRAM |
| Supply Voltage (VCCINT) | 5 V |
| Maximum Internal Frequency | 125 MHz |
| 封装 | 84-pin PLCC |
| 安装类型 | Surface Mount / Socket |
| Configuration Method | SRAM (serial/parallel PROM, JTAG) |
| 工作温度 | Industrial (-40 °C to +85 °C) |
| Speed Grade | -4 |
EPF10K10LI84-4 84-pin plcc 引脚配置指南
EPF10K10LI84-4（84-pin plcc 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： EPF10K10LI84-4.
请参阅 数据手册 以查看完整引脚配置。
典型应用
EPF10K10LI84-4 适用于 6 应用s: Legacy Industrial PLC Glue Logic, ISA / VME Bus Bridge Controller, ASIC Prototyping Platform, Telecom Line-Card Control Logic, Test & Measurement Front-End, Aerospace & Defense Avionics Retrofit.
Legacy Industrial PLC Glue Logic
The EPF10K10LI84-4's 576 logic elements, 59 user I/O, and 5 V core supply make it a natural fit for legacy industrial PLC backplanes that need on-board glue logic between discrete TTL/CMOS ICs. The PLCC-84 socket footprint allows field replacement without reworking the PCB, and the FLEX 10K architecture lets engineers implement combinational and registered logic that previously required 4-8 discrete MSI chips. Industrial-grade temperature rating (-40 to +85 °C) and the wide I/O count match the requirements of 24V-isolated PLC I/O modules interfacing to encoder, solenoid, and motor-driver sub-systems.
推荐
ISA / VME Bus Bridge Controller
The 59 user I/O and 125 MHz internal performance allow the EPF10K10LI84-4 to act as a state-machine and bus-arbitration bridge between an embedded CPU and legacy ISA or VME bus peripherals. The device's bidirectional I/O buffers and tri-state control logic integrate cleanly onto 5 V backplanes, replacing 2-3 PAL/GAL devices with a single reprogrammable part. The PLCC-84 socket also simplifies lab bring-up during bus-protocol debugging.
推荐
ASIC Prototyping Platform
Engineers commonly deploy the EPF10K10LI84-4 as a fast-turnaround prototype vehicle for ASIC designs targeting 5 V, low-gate-count applications. The FLEX 10K fabric provides near-ASIC timing predictability, while in-system programmability via JTAG enables rapid design-iteration cycles. The 6 Kbit embedded RAM (via EABs) lets designers validate memory-intensive sub-systems before committing to silicon, all on a PLCC-84 socketed board.
推荐
Telecom Line-Card Control Logic
The EPF10K10LI84-4's 5 V tolerance, industrial temperature grade, and 59 I/O make it well-suited to legacy telecom line-card slot controllers, where it implements framing, alarm aggregation, and switch-matrix glue. Its 576 LEs absorb the state machines and small FIFOs previously built from discrete 74-series logic. The PLCC-84 package fits the mechanical envelope of cPCI / VME line cards still in service across carrier networks.
推荐
Test & Measurement Front-End
Benchtop instruments use the EPF10K10LI84-4 to route and condition signals between analog front-ends and a host CPU. The 59 I/O support multi-channel mux/demux, trigger sequencing, and handshake logic, while the 125 MHz performance enables real-time sample gating. PLCC-84 socketing allows quick device swap for RMA on field-deployed tester boards.
推荐
Aerospace & Defense Avionics Retrofit
Long-lifecycle avionics programs continue to qualify and stock the EPF10K10LI84-4 for retrofit and obsolescence-management of 5 V logic subsystems. Its PLCC-84 footprint matches existing qualified board layouts, allowing substitution of failed units without re-certification. Industrial temperature rating and known datasheet characteristics are valued by DO-254 / MIL-HDBK-454 program offices maintaining legacy LRUs.
推荐
推荐产品汇总
工程参考数据： EPF10K10LI84-4 ——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 | EPF10K10LC84-4N | EPF10K10LC84-4 | EPF10K10LC84-3 | EPF10K10LI84-4N | EPF10K10ATC144-3N |
|---|---|---|---|---|---|---|
| Brand | Altera (Intel) | Altera (Intel) | Altera (Intel) | Altera (Intel) | Altera (Intel) | Altera (Intel) |
| Package | PLCC-84 | PLCC-84 - same | PLCC-84 - same | PLCC-84 - same | PLCC-84 - same | TQFP-144 - different (not drop-in) |
| Logic Elements | 576 | 576 | 576 | 576 | 576 | 576 |
| Usable Gates | 10,000 | 10,000 | 10,000 | 10,000 | 10,000 | 10,000 |
| User I/O | 59 | 59 | 59 | 59 | 59 | 102 |
| Speed Grade | -4 | -4 | -4 | -3 (slower) | -4 | -3 |
| Temperature Grade | Industrial (-40 to +85 °C) | Industrial | Commercial | Commercial | Industrial | Industrial |
| Lifecycle Status | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
关键差异点
- Industrial temperature grade in PLCC-84 （对比 EPF10K10LC84-4)
- Higher speed grade than -3 variants （对比 EPF10K10LC84-3)
- Higher user I/O count than PLCC-84 cousins in newer families （对比 Typical 100-pin CPLD in same family)
设计说明
Estimated: the EPF10K10LI84-4 draws approximately 50-150 mA from VCCINT (5 V) depending on toggle rate and logic utilization, plus I/O supply current proportional to switching frequency and load. Provide at least 4.75-5.25 V regulation with 10 µF bulk + 0.1 µF decoupling per VCC pin group. Place one 0.1 µF X7R ceramic within 5 mm of each VCC pin to limit VCC sag during simultaneous output switching, which can otherwise cause brown-out-induced configuration loss.
The FLEX 10K family uses SRAM configuration cells - the bitstream must be reloaded at every power-up from a serial configuration PROM (EPC2, EPC1) or via JTAG. Do not leave nCONFIG floating; tie it to VCC through a 10 kΩ resistor and to a push-button to ground for manual reconfiguration. Failure to provide a valid configuration source causes the device to remain in high-Z, which downstream hardware may interpret as bus contention.
Estimated: the PLCC-84 socket footprint requires 1.27 mm (50 mil) pitch pads with at least 0.6 mm annular ring and a central thermal/ground pad if used. For surface-mount production, use J-lead PLCC sockets (e.g., 3M 84-pin sockets) to retain field-replaceability. Route all clock and global signal traces on the inner PCB layers with controlled impedance (50 Ω typical) to minimize skew between the four dedicated clock inputs feeding the internal global network.
Because the EPF10K10LI84-4 supports bidirectional I/O, dedicate one supply pin pair per I/O bank and avoid mixing 5 V TTL and 3.3 V CMOS peripherals on the same bank. The FLEX 10K I/O structure supports 5.0V PCI-compliant signaling when the VCCIO bank is tied to 5 V; mismatched VCCIO levels are the single most common cause of intermittent I/O failures on legacy FLEX 10K boards.
合规信息
FLEX 10K family predates RoHS directive. Original PLCC-84 package used SnPb plating; "N" suffixed variants may be lead-free re-plated. RoHS, REACH, lead-free, halogen-free, and conflict-mineral status should be confirmed per lot via Certificate of Conformance.
