A54SX32A-TQG100A - SX-A FPGA 48K Gates 81 I/O TQFP-100 | Microchip
料号： A54SX32A-TQG100A ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $268 | $268.00 |
| 10 | $255 | $2,550.00 |
| 100 | $247.85 | $24,785.00 |
| 500 | $240 | $120,000.00 |
| 1,000 | $235 | $235,000.00 |
A54SX32A-TQG100A 概述
An FPGA is a reprogrammable semiconductor device that implements digital logic through configurable logic blocks and programmable interconnects. Within the programmable-logic hierarchy, the SX-A sits under antifuse FPGAs -> FPGAs -> programmable logic ICs -> embedded ICs. Unlike SRAM-based FPGAs, the SX-A family uses antifuse programming technology, which retains its configuration permanently and is inherently more resistant to configuration readback and single-event upset, making the family attractive for high-reliability and long-lifecycle systems.
Key features of the A54SX32A include a 0.25 um CMOS process technology, low power consumption typical of antifuse architectures (no configuration SRAM to power), and single-chip integration that replaces multiple glue-logic devices. The device is fabricated on a proven 0.25 um CMOS process, delivering deterministic timing and the security benefits of antifuse programming, which cannot be read back after programming.
Technically, the SX-A architecture provides combinational and sequential logic capacity with dedicated flip-flops enabling synchronous design methodologies. Design entry and programming are performed using Microchip (Microsemi) Libero SoC design tools, and one-time programmable antifuse programming delivers permanent configuration without an external boot device.
Typical applications include industrial control, communications equipment, aerospace and defense subsystems (via industrial/military temp variants), medical instrumentation, and legacy system sustainment where a mature, proven FPGA is required.
A key design consideration is that antifuse FPGAs are one-time programmable: design changes require a new device, so verify the design fully in simulation before programming. Pricing on this page is referenced as of 2026-09-03.
This page synthesizes verified distributor pricing, drop-in same-package alternatives, and practical design guidance not consolidated in the manufacturer datasheet.
直接替换替代料： A54SX32A-TQG100A ——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： A54SX32A-TQG100A （相同外形与封装尺寸） ——差异在于 Package, System Gates, Family, Operating Temperature, RoHS Status.
快速对比工具——选择替代料号进行并排对比：
A54SX32A-TQG100I
✅ 直接替换📋 参考替代料（不在目录中）
A54SX32A-2TQG100
✅ 直接替换✓ 有现货
$187.85 / 个
查看数据手册 →A54SX16A-TQG100
✅ 直接替换✓ 有现货
$20.8 / 个
查看数据手册 →A54SX32A-TQG144IX53
✅ 直接替换✓ 有现货
$302 / 个
查看数据手册 →A54SX32A-TQG100A 最大额定值与电气特性
| Family | SX-A (antifuse FPGA) |
| Number of Gates | 48000 |
| Available System Gates | Up to 108000 |
| User I/O | 81 |
| Dedicated Flip-Flops | 2012 |
| Process Technology | 0.25 um CMOS |
| Programming Technology | Antifuse (one-time programmable) |
| 封装 | 100-TQFP (LQFP) |
| 安装类型 | Surface Mount |
| Lead Free Status | Lead Free |
| RoHS 状态 | RoHS Compliant |
| Product Type | FPGA - Field Programmable Gate Array |
A54SX32A-TQG100A 100-tqfp (lqfp) 引脚配置指南
A54SX32A-TQG100A（100-tqfp (lqfp) 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： A54SX32A-TQG100A.
请参阅 数据手册 以查看完整引脚配置。
典型应用
A54SX32A-TQG100A 适用于 6 应用s: Industrial Control and Automation, Communications Equipment, Aerospace and Defense Subsystems, Medical Instrumentation, Legacy System Sustainment and Obsolescence Management, Test and Measurement Equipment.
Industrial Control and Automation
The A54SX32A-TQG100A fits industrial control by consolidating PLC glue logic, bus interfacing, and sequencing functions into one antifuse FPGA with 48,000 gates and 81 user I/O on a 0.25 um CMOS process. Its instant-on antifuse configuration means control logic is active the moment power is applied, with no boot delay or external configuration device that could fail in the field. In a typical installation the device sits between a microcontroller and motor drives or field sensors, implementing state machines and safety interlocks with deterministic, security-resistant configuration that cannot be read back or altered in service.
推荐
Communications Equipment
In telecom and datacom line cards, the A54SX32A-TQG100A implements framing, address decoding, and backplane interface logic where 81 user-programmable I/O and up to 108,000 system gates provide ample routing resources. The antifuse architecture delivers deterministic timing suited to synchronous backplane protocols and avoids configuration-upset risk during long unattended operation, a known weakness of SRAM FPGAs. Designers typically place it between physical-layer devices and a back-end processor, using the Libero flow to close timing; the permanent configuration also reduces bill-of-materials cost by eliminating the serial flash that SRAM FPGAs require.
推荐
Aerospace and Defense Subsystems
Although the commercial-grade A54SX32A-TQG100A is aimed at benign environments, the SX-A antifuse family is widely used in aerospace and defense sustainment programs because its configuration cannot be read back and is inherently resistant to configuration single-event upset. Designers prototype on the commercial grade and migrate to industrial or military SX-A ordering codes for flight builds, retaining the same 100-TQFP footprint. Typical roles include telemetry encoding, arbitration logic, and interface bridging between rad-hard processors and peripheral circuits, with the 2,012 dedicated flip-flops supporting registered, pipeline-heavy designs.
推荐
Medical Instrumentation
Medical diagnostic equipment such as patient monitors and lab analyzers benefits from the A54SX32A-TQG100A's combination of 48,000 gates, 81 flexible I/O, and permanent antifuse configuration. Instrument front ends use the FPGA to sequence ADC sampling, drive actuator logic, and buffer data between analog front ends and host processors; the deterministic, instantly-loaded configuration simplifies power-on self-test routines required by regulatory validation. Because medical products have long service lives, the mature, single-sourced SX-A family with documented 0.25 um CMOS process characteristics supports sustained production and change-controlled design baselines.
推荐
Legacy System Sustainment and Obsolescence Management
A major use of the A54SX32A-TQG100A is replacing discontinued PLDs and glue-logic in long-lifecycle systems. With 48,000 gates, up to 108,000 system gates, and 81 I/O, one antifuse device can absorb dozens of legacy PAL/GAL/CPLD functions, and its one-time programming permanently fixes the configuration in silicon - no configuration memory to obsolesce. Engineers port legacy schematics into Microchip Libero, close timing, and program new SX-A devices to repair or extend the life of industrial, transportation, and defense platforms where redesigning around a modern FPGA would require costly full-board requalification.
推荐
Test and Measurement Equipment
Bench instruments, automated test fixtures, and production test heads use the A54SX32A-TQG100A for timing generation, pattern multiplexing, and interface adaptation. The 2,012 dedicated flip-flops support deep pipelining for pattern engines, and the 81 user I/O handle parallel fixture interfaces; the antifuse configuration loads instantly at power-up so test fixtures are ready with zero boot latency. Deterministic internal timing on the 0.25 um CMOS process simplifies correlation between test stations. Its single-chip integration also reduces fixture part count and improves long-term reproducibility across multiple fixture builds.
推荐
推荐产品汇总
工程参考数据： A54SX32A-TQG100A ——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 | A54SX32A-TQG100I | A54SX32A-2TQG100 | A54SX16A-TQG100 |
|---|---|---|---|---|
| Package | 100-TQFP | 100-TQFP - same | 100-TQFP - same | 100-TQFP - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 48,000 (up to 108,000 available) | 48,000 | 48,000 | 16,000 |
| Speed Grade | Standard (A grade) | Standard | -2 (faster) | Standard |
| Programming Technology | Antifuse (OTP) | Antifuse (OTP) | Antifuse (OTP) | Antifuse (OTP) |
关键差异点
- Configuration security of antifuse technology （对比 A54SX32A-2TQG100)
- 48,000-gate capacity in the same 100-TQFP footprint （对比 A54SX16A-TQG100)
- Commercial grade pricing vs industrial variant （对比 A54SX32A-TQG100I)
设计说明
Antifuse FPGAs are one-time programmable: once the A54SX32A-TQG100A is programmed, the design cannot be changed and the device cannot be reworked. Always complete gate-level simulation, timing closure, and hardware verification on a development device (or in Libero simulation) before programming production units. Given the 12-week lead time and non-stocked status at major distributors (per Mouser, as of 2026-09-03), a programming error can cost months of schedule. Order spare programmed devices.
The 100-TQFP has 0.5 mm pin pitch with leads on four sides; use a land pattern per the Microchip SX-A datasheet package drawing and keep trace widths adequate for 81 potential I/O assignments. Decouple each supply pin with 0.1 uF ceramics placed within 2 mm of the pin, plus bulk capacitance near the device. Since I/O assignment is user-defined in Libero, group switching signals to minimize simultaneous switching noise on shared return paths. Verify power and ground pin locations against the datasheet TQ100 pin tables before routing.
Estimated: antifuse FPGAs draw no static configuration current (no SRAM to hold), so power is dominated by dynamic switching of the routed logic and I/O. Estimate total power in Microchip Libero's power calculator using your toggle rates and I/O loading before fixing the board's supply budget; do not size the regulator from worst-case datasheet numbers alone, as heavily utilized designs on the SX-A die can differ substantially from lightly used ones.
合规信息
Lead Free Status: Lead Free; RoHS Status: RoHS Compliant per digchip datasheet summary for A54SX32A-TQG100. REACH, halogen-free, and conflict-minerals declarations not found in provided data.
