A54SX32-1TQG144M - 32K Gate FPGA 280MHz 144-TQFP | Microchip
MPN： A54SX32-1TQG144M ✗ 停產A54SX32-1TQG144M 概覽
An FPGA (Field-Programmable Gate Array) is a semiconductor device containing configurable logic blocks and interconnects that the designer programs after manufacturing. The A54SX32 belongs to the Actel SX family of antifuse FPGAs, one-time programmable devices positioned in the programmable logic hierarchy between SPLDs/CPLDs and larger SRAM-based FPGAs. Antifuse programming is non-volatile and configuration is fixed at power-up, removing the need for an external configuration memory device.
Key features include a sea-of-modules architecture built around high-speed C-cells and R-cells, 1800 logic cells (2880 modules per related listings), a 0.35 um CMOS process, and dual 3.3V/5V compatible supply operation. The speed-grade-1 device supports toggle rates up to 280 MHz, making it suitable for performance-intensive glueless integration, bus interfacing, and state-machine functions.
Architecturally, the SX sea-of-modules fabric routes through a segmented routing structure that yields deterministic, low-skew timing. Because the antifuse fabric is one-time programmable, it offers inherent resistance to design theft and configuration readback compared to SRAM FPGAs, with very low static power consumption.
Typical applications include industrial control and automation, telecommunications and networking line cards, aerospace/defense system logic (with military variants available), and test equipment, where the 113 I/Os and 280 MHz capability absorb bus-bridging and control-plane logic that would otherwise require multiple ASSPs.
Design consideration: antifuse FPGAs cannot be reprogrammed, so verify your design thoroughly in simulation and on a prototype before committing production programming; also confirm commercial (M) versus industrial (I) temperature requirements before selecting the suffix.
This page synthesizes distributor pricing context, drop-in same-package alternatives from the Microchip SX/SX-A families, and practical design notes not found in the manufacturer datasheet alone.
直接替換替代品，適用於 A54SX32-1TQG144M — 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： A54SX32-1TQG144M （相同外形與佔位） — 差異在於 Package, Family, RoHS Status, Process Technology, Maximum Toggle Frequency.
A54SX32-1TQG144I
✅ 直接替換聯絡詢價
查看資料表 →A54SX32-1TQG144
✅ 直接替換聯絡詢價
查看資料表 →A54SX32-TQG144M
✅ 直接替換聯絡詢價
查看資料表 →A54SX32-2TQG144I
✅ 直接替換聯絡詢價
查看資料表 →A54SX32-TQG144I
✅ 直接替換聯絡詢價
查看資料表 →A54SX32A-1TQG144M
✅ 直接替換聯絡詢價
查看資料表 →A54SX32-1TQG144M 最大額定值與電氣特性
| Family | Actel SX (54SX) antifuse FPGA |
| System Gates | 32000 gates |
| Logic Cells | 1800 cells |
| Number of I/O | 113 |
| 最大時脈頻率 | 280 MHz |
| 供應電壓 | 3.3 V / 5 V |
| Process Technology | 0.35 um CMOS |
| Programming Technology | Antifuse (one-time programmable) |
| Speed Grade | -1 |
| 封裝 | 144-TQFP (TQG144) |
| 安裝類型 | Surface Mount |
| Architecture | Sea-of-modules (C-cells and R-cells) |
| Configuration Memory | Non-volatile (no external boot device required) |
A54SX32-1TQG144M 144-tqfp (tqg144) 腳位配置指南
A54SX32-1TQG144M（144-tqfp (tqg144) 封裝）的腳位配置。 此數位 IC 包含 GPIO、通訊介面（UART、SPI、I2C）與電源腳位。替代腳位功能與配置選項請參閱製造商資料表。對嵌入式系統設計與 PCB 佈局至關重要。
無詳細腳位定義資料： A54SX32-1TQG144M.
請參閱 資料表 以查看完整腳位配置。
典型應用
A54SX32-1TQG144M 適用於 6 應用s: Industrial Control and Automation, Telecommunications and Networking Line Cards, Aerospace and Defense System Logic, Test and Measurement Equipment, Legacy System Repair and Life-Cycle Extension, Medical Device Control Logic.
Industrial Control and Automation
The A54SX32-1TQG144M fits industrial control backplanes and PLC I/O modules where deterministic, glueless integration of counters, sequencers, and bus interfaces is required. Its 32K system gates and 113 user I/Os absorb discrete control logic that would otherwise need several ASSPs, while the antifuse fabric powers up instantly with configuration fixed in silicon - no configuration controller or boot flash is needed, improving fault behavior on factory floors. The -1 speed grade's 280 MHz capability comfortably covers industrial timing such as 100 Mbps fieldbus PHY interfacing. Because the device is one-time programmable, complete and verify the design in simulation and on a prototype board before committing production programming; for plants with wide ambient swings, select the industrial A54SX32-1TQG144I instead.
推薦
Telecommunications and Networking Line Cards
In telecom and networking line cards, the A54SX32-1TQG144M implements address decoding, bus bridging, framing glue logic, and control state machines between PHY/MAC devices and backplane processors. The SX sea-of-modules architecture delivers deterministic, low-skew routing suited to the sub-280 MHz timing closure these designs need, and dual 3.3V/5V supply compatibility simplifies mixed-voltage card designs common in legacy telecom shelves. The 113 I/Os in the compact 144-TQFP footprint keep card real estate small. Designers should budget I/O standards and drive strengths against the SX datasheet DC characteristics, and note that antifuse one-time programming means the bitstream is immune to configuration upset - a reliability plus for long-uptime network equipment.
推薦
Aerospace and Defense System Logic
Antifuse FPGA technology is favored in aerospace and defense because configuration is burned into silicon: there is no configuration readback path, reducing design-theft risk, and no SEU-prone configuration memory to refresh - the device is inherently rad-tolerant by architecture. The A54SX32-1TQG144M's 32K gates and 113 I/Os implement mission sequencing, telemetry encoding, and sensor-interface glue logic in a compact 144-TQFP. For flight programs, Microchip's related RTAX antifuse families extend this architecture to radiation-hardened grades, making the SX a practical breadboarding or non-flight-critical platform. Designers should verify temperature qualification (choose I-suffix parts) and consult the 54SX datasheet for programming and screening flow options applicable to defense programs.
推薦
Test and Measurement Equipment
Bench and production test instruments use the A54SX32-1TQG144M for trigger logic, timing generators, counter/timer arrays, and instrument bus interfacing (e.g., control-plane glue around processor and communication ICs). The -1 grade's 280 MHz toggle capability supports high-resolution timing functions, and the 113 user I/Os accommodate multi-channel stimulus and capture in one device. Instant-on antifuse configuration means the instrument is operational at power-up without boot latency - valuable for rack equipment with rapid cycling. Layout-wise, keep the TQFP's 0.5 mm lead pitch fan-out short and use solid ground planes to preserve signal integrity on fast edges; the deterministic SX routing also simplifies repeatable timing characterization across production units.
推薦
Legacy System Repair and Life-Cycle Extension
The primary modern use of the A54SX32-1TQG144M is sustaining legacy designs: replacing failed or scarce SX parts in installed industrial, telecom, and medical equipment. Because pin-to-pin family variants (A54SX32-1TQG144I, A54SX32-TQG144M) share the exact TQG144 footprint and the SX-A generation (A54SX32A-1TQG144M) keeps the same package, a repair stock of a few speed/temperature variants covers most field replacements. Original design netlists can be recompiled in Libero for the replacement speed grade and re-programmed. Buyers should verify commercial (M) versus industrial (I) temperature suffix against the equipment environment and confirm remaining die programming compatibility of legacy fuse-map flows before committing repairs.
推薦
Medical Device Control Logic
Non-flight-critical medical equipment - patient monitors, diagnostic bench instruments, and therapy-device control boards - uses the A54SX32-1TQG144M for interface glue, encoder/decoder functions, and safety-interlock logic. The one-time-programmable antifuse fabric provides tamper-resistant, instantly available configuration with no external boot memory to corrupt, supporting deterministic power-up behavior valued in medical control paths. The 3.3V/5V supply flexibility eases integration into mixed-voltage boards inherited from older designs. Regulatory teams should document the component per design-history-file requirements and choose the correct temperature suffix for the device's operating envelope; because this is a mature part, qualify a second source suffix within the same family for long-term supply resilience.
推薦
推薦產品摘要
工程參考資料，適用於 A54SX32-1TQG144M — 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 | A54SX32-1TQG144I | A54SX32-TQG144M | A54SX32-2TQG144I | A54SX32A-1TQG144M |
|---|---|---|---|---|---|
| Package | 144-TQFP (TQG144) | 144-TQFP (TQG144) - same | 144-TQFP (TQG144) - same | 144-TQFP (TQG144) - same | 144-LQFP (TQG144) - same footprint |
| Brand | Microchip Technology (Actel) | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 32000 | 32000 | 32000 | 32000 | 32000 (SX-A family) |
| Speed Grade | -1 (280 MHz class) | -1 | Standard (slower) | -2 (faster) | -1 (SX-A timing) |
| User I/O | 113 | 113 | 113 | 113 | 113 |
| Supply Voltage | 3.3 V / 5 V | 3.3 V / 5 V | 3.3 V / 5 V | 3.3 V / 5 V | 3.3 V / 5 V |
| Configuration Type | Antifuse (one-time programmable, non-volatile) | Antifuse | Antifuse | Antifuse | Antifuse |
主要差異化特點
- Instant-on non-volatile configuration (對比A54SX32A-1TQG144M)
- Speed/temperature variant coverage in one footprint (對比A54SX32-TQG144M)
- Commercial temperature optimization (對比A54SX32-1TQG144I)
設計說明
Antifuse FPGAs are one-time programmable: once the fuse map is burned, the device cannot be reprogrammed. Complete full functional simulation and validate on a prototype device before production programming. Also verify the temperature suffix before ordering - the M (commercial) and I (industrial) variants are separate orderable parts, and substituting the wrong suffix in a wide-ambient product can cause field failures.
The 144-TQFP has a 0.5 mm lead pitch; fan out breakout traces promptly (minimum 5-6 mil trace/space is typical) and place series termination resistors near the FPGA for fast output edges to control ringing on board-level nets. Use a solid, unbroken ground plane under the device and place 0.1 uF decoupling capacitors at each supply pin group plus one bulk capacitor per rail, keeping loops short to minimize ground bounce on the 113 I/Os.
The SX family supports 3.3V core with 5V-tolerant/compatible I/O configurations per the 54SX datasheet; confirm the exact VCCI/VCCI-table usage for your I/O standards before connecting 5V buses. Static power of antifuse fabric is very low compared to SRAM FPGAs, but dynamic power scales with toggle rate - estimate I/O switching current when many of the 113 outputs toggle at high frequency and budget regulators accordingly.
Treat unused TQFP pins per the datasheet recommendation (typically tied to ground or left per I/O bank rules) and do not route programming pins casually - the antifuse programming interface must remain accessible during manufacturing programming. Plan test-point access for boundary-scan or functional verification before the device is programmed, since post-programming rework is impossible.
合規資訊
RoHS/green status should be confirmed on the Microchip product page for the exact TQG144 suffix; the G package code conventionally denotes the green/lead-free packaging variant but this was not explicitly stated in the provided web data.
