A54SX32-2TQG176 - SX FPGA 48K Gates 147 I/O TQFP-176 | Microsemi
부품 번호: A54SX32-2TQG176 ✗ 단종| 수량 | 단가 | 합계 |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
A54SX32-2TQG176 개요
An FPGA (Field-Programmable Gate Array) is a semiconductor device containing a matrix of configurable logic blocks (CLBs) interconnected by programmable routing, allowing designers to implement custom digital circuits without fabricating an ASIC. FPGAs sit at the top of the programmable logic hierarchy, below full-custom ASICs and above CPLDs in gate density and flexibility.
The A54SX32 uses Actel's sea-of-modules architecture based on antifuse programmable elements. Unlike SRAM-based FPGAs, the antifuse technology is non-volatile and one-time programmable: configuration is fixed at power-up with no external boot device, no configuration bitstream can be read back, and interconnect switch resistance and capacitance are low, enabling the 320 MHz system performance and improved radiation and power characteristics. The 0.35 um CMOS process supports 3.3V/5V mixed-voltage I/O.
Key features include 2880 logic modules organized for efficient wide-gate functions, 147 programmable I/Os with mixed 3.3V/5V tolerance, a -2 commercial speed grade, and a 176-TQFP footprint that eases assembly on standard PCB processes. Microchip describes the SX family as dramatically reducing design time, cost, power consumption, and time to market for performance-intensive applications.
Typical applications include industrial control and automation logic, communications and networking glue logic and bridge functions, avionics and defense systems requiring non-volatile, configuration-security-friendly devices, and high-speed state machines replacing multi-chip TTL/ASIC solutions.
Designers should note that antifuse FPGAs are one-time programmable: unlike SRAM FPGAs, design iterations require new physical parts, so verification flow maturity matters. Supply both the 3.3V core and 5V I/O rails with proper decoupling and power sequencing per the Microchip SX family datasheet.
This page synthesizes verified distributor data, drop-in alternatives within the same TQFP-176 footprint, and practical design notes not found in the manufacturer datasheet. Pricing and lifecycle status are stated as of 2026-09-03.
드롭인 대체품: A54SX32-2TQG176 — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
이 시리즈의 변형
다음과 드롭인 호환되는 동일 시리즈 모델: A54SX32-2TQG176 (동일 폼 팩터 및 풋프린트) — 차이점: Package, Family, Process Technology, System Gates, Programming Technology.
빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:
A54SX32-2TQG176I
✅ 드롭인✓ 재고 있음
$55.1 / 개
데이터시트 보기 →A54SX32-1TQG176
✅ 드롭인✓ 재고 있음
$43.6 / 개
데이터시트 보기 →A54SX32-TQG176
✅ 드롭인✓ 재고 있음
$31.2 / 개
데이터시트 보기 →A54SX32-TQG176I
✅ 드롭인✓ 재고 있음
$86.75 / 개
데이터시트 보기 →A54SX32A-1TQG176I
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
A54SX32-2TQG176 최대 정격 & 전기적 특성
| Family | Actel SX (54SX) |
| System Gates | 48000 |
| Logic Modules / CLBs | 2880 |
| User I/O | 147 |
| 최대 클록 주파수 | 320 MHz |
| CLB Combinatorial Delay (max) | 0.7 ns |
| Core Supply Voltage | 3 V to 3.6 V |
| I/O Supply Voltage | 4.75 V to 5.25 V |
| Process Technology | 0.35 um CMOS, antifuse |
| Programming Technology | One-time programmable antifuse (non-volatile) |
| Speed Grade | -2 (commercial) |
| 패키지 | 176-TQFP (24 x 24 mm), 0.5 mm pitch |
| 실장 유형 | Surface Mount |
A54SX32-2TQG176 176-tqfp (24 x 24 mm), 0.5 mm pitch 핀 구성 가이드
A54SX32-2TQG176(176-tqfp (24 x 24 mm), 0.5 mm pitch 패키지)의 핀 구성입니다. 이 디지털 IC에는 GPIO, 통신 인터페이스(UART, SPI, I2C), 전원 핀이 포함되어 있습니다. 대체 핀 기능과 구성 옵션은 제조사 데이터시트를 참조하십시오. 임베디드 시스템 설계와 PCB 레이아웃에 필수적입니다.
다음에 대한 상세 핀아웃 데이터 없음: A54SX32-2TQG176.
다음을 참조하십시오: 데이터시트 전체 핀 구성은 다음을 참조하십시오.
일반적인 애플리케이션
A54SX32-2TQG176 적합 용도: 6 애플리케이션s: Industrial Control and Automation, Communications and Networking Glue Logic, Avionics and Defense Systems, High-Speed State Machines and Timing Control, ASIC Prototyping and Emulation, Medical Equipment Control Logic.
Industrial Control and Automation
The A54SX32-2TQG176 fits industrial PLC I/O scanning, sequencer, and interlock logic where a deterministic, instantly-configured FPGA is preferred over a microprocessor. Its 48,000 gates and 2,880 logic modules absorb address decoding, motor-control state machines, and safety interlocks in one chip, while the 4.75V-5.25V I/O rail interfaces directly with legacy 5V industrial buses and sensors without level shifters. Because the antifuse configuration is non-volatile, the controller is live at power-up with no boot delay or configuration corruption risk in electrically noisy factory environments. Placing the device on a 3.3V core and 5V I/O tree with local 0.1uF decoupling per supply pin yields the cleanest I/O signaling; its 0.7 ns combinatorial delay keeps scan-cycle jitter far below mechanical actuator response times.
추천
Communications and Networking Glue Logic
In telecom and networking line cards, the A54SX32-2TQG176 consolidates backplane interface bridging, bus arbitration, and protocol-conversion logic that historically required dozens of TTL devices. The 320 MHz maximum toggle capability and 0.7 ns worst-case CLB delay comfortably handle 100 MHz-class timing closures, and the antifuse interconnect adds no configuration-load time at card power-up - valuable in hot-standby or redundant-path equipment. The 147 user I/Os with 3.3V/5V capability let one device span both modern 3.3V PHY domains and legacy 5V backplanes. Designers should budget I/O switching current for simultaneous-switching analysis and use short, impedance-controlled traces on high-speed nets; the 24x24 mm TQFP keeps flight times short compared with larger, denser BGA alternatives on two-layer backplane stubs.
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Avionics and Defense Systems
Actel antifuse FPGAs such as the A54SX32-2TQG176 have long been used in avionics, munitions, and secure communications equipment because the one-time-programmable interconnect cannot be reconfigured or read back by an attacker and survives single-event upset better than SRAM cells in many scenarios. The 48,000-gate capacity implements bus interfaces, telemetry encoders, and built-in-test logic, while the non-volatile configuration removes the boot-device failure point critical in size-, weight-, and power-constrained platforms. The 5V-tolerant I/O simplifies integration with MIL-standard 5V logic. For temperature extremes, specify the pin-identical industrial/commercial-grade siblings (A54SX32-2TQG176I) or consult Microchip's radiation-tolerant RTAX line for higher-reliability orbits, verifying timing with the military temperature tables in the 54SX datasheet.
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High-Speed State Machines and Timing Control
The A54SX32-2TQG176's 0.7 ns CLB combinatorial delay and 320 MHz speed grade suit microseconds-critical state machines: laser or sensor timing generators, test-sequence controllers, and deterministic handshake arbitration. The sea-of-modules architecture places each logic module a short antifuse hop from its neighbors, so predictable, low-skew clock trees are straightforward to meet with global clock resources described in the 54SX datasheet. Because configuration is fixed in silicon, the state machine begins operation within nanoseconds of power application, unlike soft-configuration SRAM designs. Designers should register inputs and outputs near the I/O ring to keep routing delays symmetric, and simulate worst-case (-2 speed grade, commercial temperature) timing in Libero before release, since antifuse devices cannot be patched in the field.
추천
ASIC Prototyping and Emulation
With 48,000 system gates in a single antifuse array, the A54SX32-2TQG176 serves as a target or emulation vehicle for small ASIC control blocks and gate-array conversions, particularly in systems already standardized on 5V I/O. The 0.35 um CMOS process timing (0.7 ns CLB delay) gives realistic first-order correlation to gate-array timing of the same era, and the 147 I/Os expose internal nodes for instrumentation. Because each device is one-time programmable, teams typically budget several devices per iteration, trading unit cost for a configuration-secure, instant-on prototype that behaves identically in the lab and in the field. Verify floorplan-dependent timing in Libero after each place-and-route pass rather than relying on synthesis estimates, as antifuse routing choices affect net delays.
추천
Medical Equipment Control Logic
Diagnostic and laboratory medical devices use the A54SX32-2TQG176 for deterministic control sequencing: sample-handling motor coordination, safety interlocks, and front-end acquisition handshakes where the instant-on antifuse configuration eliminates boot-state ambiguity - a consideration in devices that must present a defined safe state at power-up. The 5V-tolerant I/O bank connects directly to legacy analog-front-end boards common in installed medical platforms, while the 48,000-gate capacity integrates interface logic that would otherwise require CPLD plus PAL cascades. Use the industrial-grade A54SX32-2TQG176I for equipment validated outside commercial temperature ranges, and add 0.1uF plus 10uF decoupling at both supply rails to protect measurement signal integrity from I/O switching noise in mixed-signal enclosures.
추천
추천 제품 요약
엔지니어링 참조 데이터: A54SX32-2TQG176 — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 | A54SX32-2TQG176I | A54SX32-1TQG176 | A54SX32-TQG176 | A54SX32A-1TQG176I |
|---|---|---|---|---|---|
| Package | 176-TQFP (24x24 mm) | 176-TQFP (24x24 mm) - same | 176-TQFP (24x24 mm) - same | 176-TQFP (24x24 mm) - same | 176-TQFP (24x24 mm) - same |
| Brand | Microsemi | Microsemi | Microsemi | Microsemi | Microsemi |
| System Gates | 48000 | 48000 | 48000 | 48000 | 48000 (SX-A family) |
| Speed Grade | -2 (commercial) | -2 (industrial) | -1 | standard | -1 (SX-A) |
| Temperature Grade | Commercial | Industrial | Commercial | Commercial | Industrial |
| Programming Technology | Antifuse (OTP, non-volatile) | Antifuse (OTP, non-volatile) | Antifuse (OTP, non-volatile) | Antifuse (OTP, non-volatile) | Antifuse (OTP, non-volatile) |
주요 차별점
- Fastest -2 speed grade in the TQFP-176 family (vs A54SX32-1TQG176)
- Cost-equivalent industrial-grade sibling available (vs A54SX32-2TQG176I)
- Configuration readback security (vs SRAM-based FPGAs (e.g., contemporary Xilinx 4000-series))
설계 노트
The A54SX32-2TQG176 requires two supply domains: a 3V-3.6V core rail and a 4.75V-5.25V I/O rail. Provide local 0.1uF ceramic decoupling at every supply pin pair plus bulk 10uF per rail, and follow the power-up requirements in the Microchip 54SX family datasheet to avoid latch-up during ramp. Because the I/O ring runs at 5V, compute ground-bounce from simultaneous-switching outputs when many 5V I/Os transition together; group switching outputs to adjacent ground pins.
Antifuse FPGAs are one-time programmable - there is no field reconfiguration. Budget physical devices for every design iteration, lock the pin assignment early (moving I/O after board layout is impossible without new silicon), and complete worst-case timing sign-off in Libero at the -2 speed grade before committing a programming file. Also plan lifecycle risk: this is a legacy part; qualify the pin-compatible A54SX32-2TQG176I as a second source on the same footprint.
The 176-TQFP (24x24 mm, 0.5 mm pitch) requires a standard TQFP-176 land pattern with approximately 0.25 mm-wide pads; verify against the Microchip package drawing before release. For 320 MHz-class internal operation, keep clock traces short and guarded, use a solid ground plane on layer 2, and terminate long 5V I/O stubs to control ringing. Thermal load is low for typical gate utilization, so board-level heatsinking is normally unnecessary, but confirm against your switching activity estimate.
규정 준수 정보
Compliance data was not present in the verified web data for this legacy part; confirm RoHS/REACH status with Microchip before procurement.
