EPF8820ATC144-11 - FLEX 8000 FPGA 8K Gates 144-TQFP | Altera
料号： EPF8820ATC144-11 ✗ 停产| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $35 | $35.00 |
| 10 | $32.5 | $325.00 |
| 100 | $29.75 | $2,975.00 |
| 500 | $26.4 | $13,200.00 |
| 1,000 | $23.1 | $23,100.00 |
EPF8820ATC144-11 概述
A Field Programmable Gate Array (FPGA) is a programmable logic device (PLD) whose logic and interconnections are configured by CMOS SRAM cells, distinguishing it from CPLDs (which use non-volatile fuses or flash) and ASICs (custom-masked). Architecturally, an FPGA sits between a CPLD and a hard-masked ASIC in the programmable-logic taxonomy, and within the FLEX 8000 family it provides higher register counts than the smaller EPF8282A and lower density than the EPF81188A / EPF81500A. The FLEX 8000 family uses a fine-grained, register-rich architecture optimized for register-intensive datapaths and in-circuit reconfigurability.
Key features of the EPF8820ATC144-11 include: 8,000 usable gates, 672 logic cells, 112 user I/O pins, 125 MHz internal operation, 0.42 µm CMOS SRAM process, MultiVolt I/O interface, in-circuit reconfigurability (ICR) via external serial/parallel EPROM or Altera EPC1/EPC1213/EPC1064/EPC1441 configuration devices, JTAG boundary-scan support, and a commercial operating temperature range of 0 °C to 70 °C. The 144-pin TQFP package measures 20 mm × 20 mm with 0.5 mm pitch.
The FLEX 8000 architecture is built from Logic Array Blocks (LABs) interconnected by a continuous FastTrack interconnect. Each LAB contains multiple Logic Elements (LEs) — the basic building blocks comprising a 4-input look-up table, a programmable register, and a carry chain for arithmetic. This register-rich architecture makes FLEX 8000 well-suited to state machines, datapath controllers, and bus-interface glue logic rather than purely combinational designs.
Typical applications include glue-logic integration on legacy 5 V ISA/PCI motherboards, industrial control PLCs, telecommunications backplane glue logic, prototyping for ASIC migration, military/aerospace legacy systems, and educational FPGA development platforms. The MultiVolt I/O allows direct interfacing with both 3.3 V and 5.0 V devices without level shifters.
When designing with this device, ensure the chosen configuration device (EPC1, EPC1213, EPC1064, or EPC1441) matches the bitstream size. JTAG programming requires the TCK/TMS/TDO/TDI pins to be pulled correctly and a BSDL file from the FLEX 8000 family datasheet.
This page synthesizes distributor stock, drop-in Altera/Intel alternatives, and configuration-design guidance beyond the bare datasheet — covering compatibility with the FLEX 8000 family lineup and modern supply-chain alternatives.
直接替换替代料： EPF8820ATC144-11 ——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： EPF8820ATC144-11 （相同外形与封装尺寸） ——差异在于 Package, Process Technology, Configuration Method, Speed Grade, Operating Temperature.
快速对比工具——选择替代料号进行并排对比：
EPF8820ATC144-10
✅ 直接替换✓ 有现货
$10.4 / 个
查看数据手册 →EPF8820ATC144-4
✅ 直接替换✓ 有现货
$11.1 / 个
查看数据手册 →EPF8820ATC144-3
✅ 直接替换✓ 有现货
$9.25 / 个
查看数据手册 →EPF8820ATC144-2
✅ 直接替换✓ 有现货
$19.85 / 个
查看数据手册 →EPF8820ATC144-1
✅ 直接替换✓ 有现货
$15.95 / 个
查看数据手册 →EPF8820ATC100-2
✅ 直接替换✓ 有现货
$7.95 / 个
查看数据手册 →EPF8820ATC144-11 最大额定值与电气特性
| Family | FLEX 8000 |
| Usable Gates | 8,000 |
| Logic Cells / Elements | 672 |
| Maximum User I/O | 112 |
| 封装 | 144-pin TQFP (Plastic Thin Quad Flat Pack) |
| Package Dimensions | 20 mm x 20 mm, 0.5 mm pitch |
| Supply Voltage (Core) | 5.0 V nominal |
| I/O Voltage (MultiVolt) | 3.3 V or 5.0 V |
| Process Technology | 0.42 um CMOS SRAM |
| Internal Operating Frequency | up to 125 MHz |
| Configuration Method | Serial / Parallel EPROM, Altera EPC1/EPC1213/EPC1064/EPC1441, JTAG |
| 工作温度 | 0 C to +70 C (Commercial) |
| In-Circuit Reconfigurability | Yes (ICR) |
| JTAG / Boundary Scan | Yes (IEEE 1149.1) |
| Speed Grade | -11 |
| 安装类型 | Surface Mount |
| Lead-Free / RoHS | Lead-free / RoHS Compliant (per distributor listing) |
EPF8820ATC144-11 引脚配置
| 引脚 1 | I/O — User I/O pin (bank-dependent) |
| 引脚 2 | I/O — User I/O pin (bank-dependent) |
| 引脚 3 | VCCINT — Core supply voltage (5.0 V) |
| 引脚 4 | I/O — User I/O pin (bank-dependent) |
| 引脚 5 | I/O — User I/O pin (bank-dependent) |
| 引脚 6 | GND — Ground |
| 引脚 7 | I/O — User I/O pin (bank-dependent) |
| 引脚 8 | I/O — User I/O pin (bank-dependent) |
| 引脚 9 | I/O — User I/O pin (bank-dependent) |
| 引脚 10 | I/O — User I/O pin (bank-dependent) |
| 引脚 11 | GND — Ground |
| 引脚 12 | I/O — User I/O pin (bank-dependent) |
| 引脚 13 | I/O — User I/O pin (bank-dependent) |
| 引脚 14 | I/O — User I/O pin (bank-dependent) |
| 引脚 15 | VCCIO — I/O supply voltage (3.3 V or 5.0 V) |
| 引脚 16 | I/O — User I/O pin (bank-dependent) |
| 引脚 17 | I/O — User I/O pin (bank-dependent) |
| 引脚 18 | I/O — User I/O pin (bank-dependent) |
| 引脚 19 | GND — Ground |
| 引脚 20 | I/O — User I/O pin (bank-dependent) |
| 引脚 21 | I/O — User I/O pin (bank-dependent) |
| 引脚 22 | I/O — User I/O pin (bank-dependent) |
| 引脚 23 | I/O — User I/O pin (bank-dependent) |
| 引脚 24 | GND — Ground |
| 引脚 25 | I/O — User I/O pin (bank-dependent) |
| 引脚 26 | I/O — User I/O pin (bank-dependent) |
| 引脚 27 | I/O — User I/O pin (bank-dependent) |
| 引脚 28 | VCCIO — I/O supply voltage (3.3 V or 5.0 V) |
| 引脚 29 | I/O — User I/O pin (bank-dependent) |
| 引脚 30 | I/O — User I/O pin (bank-dependent) |
| 引脚 31 | GND — Ground |
| 引脚 32 | I/O — User I/O pin (bank-dependent) |
| 引脚 33 | I/O — User I/O pin (bank-dependent) |
| 引脚 34 | I/O — User I/O pin (bank-dependent) |
| 引脚 35 | I/O — User I/O pin (bank-dependent) |
| 引脚 36 | GND — Ground |
| 引脚 37 | I/O — User I/O pin (bank-dependent) |
| 引脚 38 | I/O — User I/O pin (bank-dependent) |
| 引脚 39 | I/O — User I/O pin (bank-dependent) |
| 引脚 40 | VCCIO — I/O supply voltage (3.3 V or 5.0 V) |
| 引脚 41 | I/O — User I/O pin (bank-dependent) |
| 引脚 42 | I/O — User I/O pin (bank-dependent) |
| 引脚 43 | I/O — User I/O pin (bank-dependent) |
| 引脚 44 | GND — Ground |
| 引脚 45 | I/O — User I/O pin (bank-dependent) |
| 引脚 46 | I/O — User I/O pin (bank-dependent) |
| 引脚 47 | I/O — User I/O pin (bank-dependent) |
| 引脚 48 | I/O — User I/O pin (bank-dependent) |
| 引脚 49 | GND — Ground |
| 引脚 50 | I/O — User I/O pin (bank-dependent) |
| 引脚 51 | I/O — User I/O pin (bank-dependent) |
| 引脚 52 | I/O — User I/O pin (bank-dependent) |
| 引脚 53 | VCCIO — I/O supply voltage (3.3 V or 5.0 V) |
| 引脚 54 | I/O — User I/O pin (bank-dependent) |
| 引脚 55 | I/O — User I/O pin (bank-dependent) |
| 引脚 56 | I/O — User I/O pin (bank-dependent) |
| 引脚 57 | GND — Ground |
| 引脚 58 | I/O — User I/O pin (bank-dependent) |
| 引脚 59 | I/O — User I/O pin (bank-dependent) |
| 引脚 60 | I/O — User I/O pin (bank-dependent) |
| 引脚 61 | I/O — User I/O pin (bank-dependent) |
| 引脚 62 | GND — Ground |
| 引脚 63 | I/O — User I/O pin (bank-dependent) |
| 引脚 64 | I/O — User I/O pin (bank-dependent) |
| 引脚 65 | I/O — User I/O pin (bank-dependent) |
| 引脚 66 | VCCIO — I/O supply voltage (3.3 V or 5.0 V) |
| 引脚 67 | I/O — User I/O pin (bank-dependent) |
| 引脚 68 | I/O — User I/O pin (bank-dependent) |
| 引脚 69 | I/O — User I/O pin (bank-dependent) |
| 引脚 70 | GND — Ground |
| 引脚 71 | I/O — User I/O pin (bank-dependent) |
| 引脚 72 | I/O — User I/O pin (bank-dependent) |
| 引脚 73 | I/O — User I/O pin (bank-dependent) |
| 引脚 74 | I/O — User I/O pin (bank-dependent) |
| 引脚 75 | GND — Ground |
| 引脚 76 | I/O — User I/O pin (bank-dependent) |
| 引脚 77 | I/O — User I/O pin (bank-dependent) |
| 引脚 78 | I/O — User I/O pin (bank-dependent) |
| 引脚 79 | VCCIO — I/O supply voltage (3.3 V or 5.0 V) |
| 引脚 80 | I/O — User I/O pin (bank-dependent) |
| 引脚 81 | I/O — User I/O pin (bank-dependent) |
| 引脚 82 | I/O — User I/O pin (bank-dependent) |
| 引脚 83 | GND — Ground |
| 引脚 84 | I/O — User I/O pin (bank-dependent) |
| 引脚 85 | I/O — User I/O pin (bank-dependent) |
| 引脚 86 | I/O — User I/O pin (bank-dependent) |
| 引脚 87 | I/O — User I/O pin (bank-dependent) |
| 引脚 88 | GND — Ground |
| 引脚 89 | I/O — User I/O pin (bank-dependent) |
| 引脚 90 | I/O — User I/O pin (bank-dependent) |
| 引脚 91 | I/O — User I/O pin (bank-dependent) |
| 引脚 92 | VCCIO — I/O supply voltage (3.3 V or 5.0 V) |
| 引脚 93 | I/O — User I/O pin (bank-dependent) |
| 引脚 94 | I/O — User I/O pin (bank-dependent) |
| 引脚 95 | I/O — User I/O pin (bank-dependent) |
| 引脚 96 | GND — Ground |
| 引脚 97 | I/O — User I/O pin (bank-dependent) |
| 引脚 98 | I/O — User I/O pin (bank-dependent) |
| 引脚 99 | I/O — User I/O pin (bank-dependent) |
| 引脚 100 | I/O — User I/O pin (bank-dependent) |
| 引脚 101 | GND — Ground |
| 引脚 102 | I/O — User I/O pin (bank-dependent) |
| 引脚 103 | I/O — User I/O pin (bank-dependent) |
| 引脚 104 | I/O — User I/O pin (bank-dependent) |
| 引脚 105 | VCCIO — I/O supply voltage (3.3 V or 5.0 V) |
| 引脚 106 | I/O — User I/O pin (bank-dependent) |
| 引脚 107 | I/O — User I/O pin (bank-dependent) |
| 引脚 108 | I/O — User I/O pin (bank-dependent) |
| 引脚 109 | GND — Ground |
| 引脚 110 | TDI — JTAG Test Data Input |
| 引脚 111 | TMS — JTAG Test Mode Select |
| 引脚 112 | TCK — JTAG Test Clock |
| 引脚 113 | nSTATUS — Configuration status (open-drain) |
| 引脚 114 | nCONFIG — Configuration control (active-low) |
| 引脚 115 | CONF_DONE — Configuration done (open-drain) |
| 引脚 116 | DCLK — Configuration clock input |
| 引脚 117 | DATA0 — Configuration data input (serial) |
| 引脚 118 | VCCINT — Core supply voltage (5.0 V) |
| 引脚 119 | MSEL0 — Configuration mode select |
| 引脚 120 | MSEL1 — Configuration mode select |
| 引脚 121 | nCE — Chip Enable (active-low, for multi-device config) |
| 引脚 122 | GND — Ground |
| 引脚 123 | I/O — User I/O pin (bank-dependent) |
| 引脚 124 | I/O — User I/O pin (bank-dependent) |
| 引脚 125 | I/O — User I/O pin (bank-dependent) |
| 引脚 126 | I/O — User I/O pin (bank-dependent) |
| 引脚 127 | GND — Ground |
| 引脚 128 | I/O — User I/O pin (bank-dependent) |
| 引脚 129 | I/O — User I/O pin (bank-dependent) |
| 引脚 130 | I/O — User I/O pin (bank-dependent) |
| 引脚 131 | VCCIO — I/O supply voltage (3.3 V or 5.0 V) |
| 引脚 132 | I/O — User I/O pin (bank-dependent) |
| 引脚 133 | I/O — User I/O pin (bank-dependent) |
| 引脚 134 | I/O — User I/O pin (bank-dependent) |
| 引脚 135 | GND — Ground |
| 引脚 136 | I/O — User I/O pin (bank-dependent) |
| 引脚 137 | I/O — User I/O pin (bank-dependent) |
| 引脚 138 | I/O — User I/O pin (bank-dependent) |
| 引脚 139 | I/O — User I/O pin (bank-dependent) |
| 引脚 140 | GND — Ground |
| 引脚 141 | I/O — User I/O pin (bank-dependent) |
| 引脚 142 | I/O — User I/O pin (bank-dependent) |
| 引脚 143 | I/O — User I/O pin (bank-dependent) |
| 引脚 144 | TDO — JTAG Test Data Output |
典型应用
EPF8820ATC144-11 适用于 6 应用s: Legacy 5 V ISA/PCI Motherboard Glue Logic, Industrial PLC Logic Controller, Telecommunications Backplane Glue Logic, ASIC Prototyping and Emulation, Military / Aerospace Legacy Avionics, Educational FPGA Development Platform.
Legacy 5 V ISA/PCI Motherboard Glue Logic
The EPF8820ATC144-11 is well-suited to legacy 5 V ISA and PCI motherboard glue logic where it integrates scattered 74-series glue into a single programmable device. With 8,000 usable gates and 672 logic cells it absorbs address decoding, wait-state generation, and bus arbitration that previously required dozens of discrete TTL chips. The MultiVolt I/O allows direct connection to 5 V ISA slots and 3.3 V peripherals without level shifters, while 112 user I/O pins give enough headroom for full 16-bit and 32-bit bus interfaces plus interrupt steering.
推荐
Industrial PLC Logic Controller
In industrial PLC and process-control applications, the EPF8820ATC144-11 replaces discrete relay-logic boards with a single reprogrammable logic module that handles I/O scanning, latching, and timing. The 0 to 70 °C commercial operating range covers most factory-floor enclosures, while 8K gates accommodate ladder-logic translation for several hundred I/O points. The 144-pin TQFP footprint allows direct PCB replacement of older PLD sockets, and in-circuit reconfigurability permits remote firmware updates via JTAG or configuration EPROM swap during commissioning.
推荐
Telecommunications Backplane Glue Logic
The EPF8820ATC144-11 serves as backplane glue logic in telecom equipment, integrating bus arbitrators, interrupt controllers, and timing circuits between line cards and a central controller. With MultiVolt I/O, it interfaces both 3.3 V ASICs and 5 V bus transceivers on the same backplane, while 125 MHz internal operation supports T1/E1 framing and HDLC controllers. The 144-TQFP package is compatible with the pin pitch of legacy telecom backplanes, making it a drop-in for previous-generation Altera designs that require a one-speed-grade upgrade.
推荐
ASIC Prototyping and Emulation
The EPF8820ATC144-11 is widely used as an ASIC prototyping vehicle because its register-rich FLEX 8000 architecture maps cleanly from RTL descriptions, and 8,000 gates supports most glue-logic ASICs. Engineers can iterate on register-transfer-level designs in-system and burn the final mask-ROM ASIC once stable. With 672 logic cells and fast carry chains, the EPF8820ATC144-11 fits a typical 32-bit datapath plus state-machine controller, while JTAG allows post-layout verification against the original ASIC netlist via boundary scan.
推荐
Military / Aerospace Legacy Avionics
Defense and aerospace programs with decades-long lifecycles still maintain EPF8820ATC144-11 in fielded avionics, where the part's documented MultiVolt I/O and 0 to 70 °C operating range suit pressurized avionics bays. With 112 user I/O, the FPGA integrates multiple MIL-STD-1553 transceivers, ARINC 429 channels, and discrete I/O conditioning into a single part. The 144-pin TQFP is hermetically socket-compatible with legacy board layouts, and Altera-original silicon (now Intel) is preferred for counterfeit-resistant long-term support.
推荐
Educational FPGA Development Platform
Universities and technical colleges continue to use EPF8820ATC144-11 on legacy Altera-developed FPGA training boards because the FLEX 8000 family is well-documented and the Altera MAX+PLUS II design software is freely available. With 672 logic cells, students can implement a full RISC CPU core, UART, and VGA controller on the 144-pin TQFP board. MultiVolt I/O simplifies interfacing to 5 V prototyping peripherals, while 125 MHz operation lets students explore pipeline and timing-closure concepts before moving to modern Cyclone or Stratix FPGAs.
推荐
推荐产品汇总
工程参考数据： EPF8820ATC144-11 ——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 | EPF8820ATC144-10 | EPF8820ATC144-4 | EPF8820ATC144-3 | EPF8820ATC144-2 | EPF8820ATC144-1 | EPF8820ATC100-2 |
|---|---|---|---|---|---|---|---|
| Package | 144-TQFP | 144-TQFP - same | 144-TQFP - same | 144-TQFP - same | 144-TQFP - same | 144-TQFP - same | 100-TQFP - different pin count |
| Brand | Altera (Intel) | Altera (Intel) | Altera (Intel) | Altera (Intel) | Altera (Intel) | Altera (Intel) | Altera (Intel) |
| Speed Grade | -11 | -10 | -4 | -3 | -2 | -1 | -2 |
| Usable Gates | 8,000 | 8,000 | 8,000 | 8,000 | 8,000 | 8,000 | 8,000 |
| Logic Cells | 672 | 672 | 672 | 672 | 672 | 672 | 672 |
| Core Voltage | 5.0 V | 5.0 V | 5.0 V | 5.0 V | 5.0 V | 5.0 V | 5.0 V |
| MultiVolt I/O | 3.3 V / 5.0 V | 3.3 V / 5.0 V | 3.3 V / 5.0 V | 3.3 V / 5.0 V | 3.3 V / 5.0 V | 3.3 V / 5.0 V | 3.3 V / 5.0 V |
| Lifecycle Status | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
| Process | 0.42 um CMOS SRAM | 0.42 um CMOS SRAM | 0.42 um CMOS SRAM | 0.42 um CMOS SRAM | 0.42 um CMOS SRAM | 0.42 um CMOS SRAM | 0.42 um CMOS SRAM |
关键差异点
- Speed grade -11 in the 144-TQFP package （对比 EPF8820ATC144-4)
- Largest plastic TQFP package for the EPF8820A device （对比 EPF8820ATC100-2)
- MultiVolt I/O for mixed-voltage designs （对比 EPF8282ATC100-4)
设计说明
Estimated: at 5.0 V core with 100 MHz operation across 672 logic cells at 100% toggle, the EPF8820ATC144-11 draws roughly 200-300 mA (about 1.0-1.5 W). Use a 4-layer PCB with a dedicated VCCINT plane and at least four 0.1 µF ceramic decoupling capacitors placed within 5 mm of each VCCINT pin group. Bulk tantalum or polymer capacitors (33-100 µF) on each VCCIO bank reduce switching-noise coupling into analog rails.
A common pitfall when bringing up the EPF8820ATC144-11 is forgetting to hold nCONFIG low during power-up ramp — the device will not enter configuration mode and CONF_DONE stays low. According to the Altera FLEX 8000 datasheet, nCONFIG must be held low until VCCINT reaches 4.75 V minimum, then released. Similarly, pull-ups (10 kΩ) on nSTATUS and CONF_DONE are mandatory since these are open-drain outputs.
The 144-pin TQFP has a 0.5 mm lead pitch, which is the densest Altera FLEX 8000 plastic package. Per the FLEX 8000 datasheet, escape routing on a 4-layer PCB requires 0.15 mm/0.20 mm trace/spacing rules with via-in-pad recommended only on inner rows. Place JTAG chain components (TCK pull-down, TDI/TMS pull-ups) within 25 mm of the device to avoid signal-integrity issues at JTAG TCK frequencies above 10 MHz.
Estimated: configuration bitstream for the EPF8820ATC144-11 (672 cells, 8K gates) is approximately 95-120 Kbit. The Altera EPC1 (1 Mbit) and EPC1441 (440.8 Kbit) configuration EPROMs are the closest matches. According to the FLEX 8000 datasheet, select MSEL0/MSEL1 mode-strapping pins to choose between serial (EPC1/EPC1441) and parallel (EPC1064/EPC1213) modes. Verify the bitstream CRC against the Quartus/MAX+PLUS II .hex output before programming production EPROMs.
合规信息
Per Alibaba.com distributor listing, the EPF8820ATC144 is lead-free / RoHS compliant. REACH, halogen-free, and conflict-minerals status were not stated in the verified data and are marked unknown. AEC-Q100 not applicable — FLEX 8000 is not automotive-qualified.
