A54SX08-PQG208I - 8K Gate FPGA 130 I/O 208-PQFP | Microsemi
부품 번호: A54SX08-PQG208I ✗ 단종| 수량 | 단가 | 합계 |
|---|---|---|
| 1 | $42.5 | $42.50 |
| 10 | $38.25 | $382.50 |
| 100 | $34 | $3,400.00 |
| 500 | $29.75 | $14,875.00 |
| 1,000 | $25.5 | $25,500.00 |
A54SX08-PQG208I 개요
An FPGA (Field Programmable Gate Array) is a semiconductor device containing configurable logic blocks and programmable interconnects that the designer wires together after manufacturing. Within the power-management hierarchy of a digital system, the FPGA sits between fixed-function ASICs (zero flexibility, lowest unit cost) and CPLDs (small, fast, low density). The Actel SX family uses a sea-of-modules architecture with fine-grained combinational and sequential modules, achieving performance and integration levels that simplify design time and reduce power consumption for performance-intensive applications.
Key features of the A54SX08 include antifuse-based one-time programmable configuration, which makes the configuration non-volatile and instantly active at power-up with no external configuration ROM or boot time. The SX sea-of-modules architecture supports high-speed, register-intensive designs, and the family is a well-established, proven solution for designs requiring long product lifecycles.
Technical depth: the SX architecture combines C-cell (combinational) and R-cell (register) modules in a flexible routing fabric, giving high logic utilization per gate compared to SRAM FPGAs of the same era. The dual supply arrangement separates core and I/O power, supporting 3.3V and 5V I/O signaling environments.
Typical applications include industrial control, networking and communications interfaces, mil-aerospace legacy designs, and high-reliability systems where instant-on configuration and design security matter.
Design consideration: because antifuse FPGAs are one-time programmable, prototype thoroughly and reserve spare I/O and routing headroom in the floorplan.
This page synthesizes verified distributor data, drop-in same-family alternatives, and practical design notes not found in the manufacturer datasheet.
드롭인 대체품: A54SX08-PQG208I — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
이 시리즈의 변형
다음과 드롭인 호환되는 동일 시리즈 모델: A54SX08-PQG208I (동일 폼 팩터 및 풋프린트) — 차이점: Operating Temperature, Package, Family, User I/O, System Gates.
빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:
A54SX08-1PQG208
✅ 드롭인 ⚠️ 사양 미검증✓ 재고 있음
가격 문의
데이터시트 보기 →A54SX08-2PQG208
✅ 드롭인✓ 재고 있음
$46.8 / 개
데이터시트 보기 →A54SX16-1PQG208
✅ 드롭인 ⚠️ 사양 미검증✓ 재고 있음
가격 문의
데이터시트 보기 →A54SX16-2PQG208I
✅ 드롭인✓ 재고 있음
$47.95 / 개
데이터시트 보기 →A54SX16-PQG208
✅ 드롭인✓ 재고 있음
가격 문의
데이터시트 보기 →A54SX16P-PQG208
✅ 드롭인✓ 재고 있음
$47.95 / 개
데이터시트 보기 →A54SX08-PQG208I 최대 정격 & 전기적 특성
| Series | SX (Actel SX Family) |
| Number of Equivalent Gates | 8000 |
| Logic Array Blocks (LABs) | 768 |
| Number of I/O | 130 |
| 공급 전압 | 3 V to 3.6 V, 4.75 V to 5.25 V |
| 최대 클록 주파수 | 280 MHz |
| 패키지 / 케이스 | 208-BFQFP |
| Supplier Device Package | 208-PQFP (28x28 mm) |
| Programmable Type | Antifuse (One-Time Programmable) |
| Architecture | Sea-of-Modules |
| 실장 유형 | Surface Mount |
| 동작 온도 | Industrial (I suffix) |
| Configuration Memory | Non-volatile antifuse, no external boot device |
A54SX08-PQG208I 208-pqfp (28x28 mm) 핀 구성 가이드
A54SX08-PQG208I(208-pqfp (28x28 mm) 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: A54SX08-PQG208I.
다음을 참조하십시오: 데이터시트 전체 핀 구성은 다음을 참조하십시오.
일반적인 애플리케이션
A54SX08-PQG208I 적합 용도: 6 애플리케이션s: Industrial Control and Automation, Communications and Networking Interfaces, Aerospace and Defense Legacy Systems, Test and Measurement Equipment, Medical Device Control Logic, 5V Legacy System Retrofit.
Industrial Control and Automation
The A54SX08-PQG208I fits industrial control because its antifuse configuration is non-volatile and glitch-immune - a PLC I/O card powers up with valid logic within microseconds of rail stabilization, with no configuration controller to fail in electrically noisy factory environments. Its dual 3V-3.6V / 4.75V-5.25V supply architecture lets the 130 I/Os interface directly with legacy 5V sensors, relays, and backplanes while the core runs at 3.3V, and the 280 MHz-class SX architecture absorbs fast encoder decoding, PWM generation, and protocol glue logic that a CPLD cannot hold. Place it between front-end isolation and the MCU, decouple both rails with 10 uF plus 0.1 uF ceramics, and reserve 15-20% I/O and routing headroom since antifuse devices cannot be reprogrammed after deployment.
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Communications and Networking Interfaces
Line-card and backplane designs favor the A54SX08-PQG208I because the SX sea-of-modules architecture delivers deterministic, low-skew timing for serial parallel interfaces, address decoding, and FIFO bridging at line rates well within its 280 MHz capability. Antifuse one-time programming removes the configuration bitstream from the board, an advantage in telecom equipment where configuration integrity and instant-on link establishment at hot-swap insertion are required. With 130 I/Os in a 28x28 mm 208-PQFP, one device terminates wide data buses that would otherwise need multiple smaller logic devices, reducing skew between groups. Designers should register all high-speed inputs to dedicated R-cells near the package perimeter and simulate with the -2 speed grade if backplane timing margins are tight.
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Aerospace and Defense Legacy Systems
The Actel SX family established itself in mil-aerospace because antifuse FPGAs tolerate radiation-induced configuration upset better than SRAM cells and contain no stored configuration that can be read out - useful for design security in defense platforms. The A54SX08-PQG208I's industrial rating, non-volatile instant-on configuration, and dual-supply 5V-tolerant I/O keep legacy avionics and satellite-adjacent ground equipment serviceable without board redesign. The 8,000-gate capacity covers sequencers, bus interfaces, and voting logic typical of these systems. For sustainment, qualify the industrial-grade device against your platform's environmental spec, order last-time-buy quantities given the mature lifecycle, and archive the fuse programming files, because antifuse programming is irreversible and must be reproducible across production lots.
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Test and Measurement Equipment
Bench instruments and ATE fixtures benefit from the A54SX08-PQG208I's combination of instant-on configuration and 130 flexible I/Os for driving stimulus, multiplexing measurement channels, and implementing counters and trigger state machines. The antifuse fabric offers deterministic timing with no configuration load delay, so a tester becomes ready the moment power is applied - important in production fixtures cycling power thousands of times per day. The 280 MHz-class architecture handles time-to-digital staging and fast comparators handshaking, while the 5V supply domain simplifies direct connection to legacy instrument rails. Route sensitive analog-side control lines away from fast switching I/O banks and verify setup/hold at the device speed grade selected for the instrument.
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Medical Device Control Logic
In non-implant medical equipment such as diagnostic instruments, infusion workstations, and lab automation, the A54SX08-PQG208I provides reliable glue logic and sequencing whose configuration cannot silently corrupt - antifuse state is immune to soft errors that would require SRAM FPGA configuration reload, a consideration for safety-related control paths. The instant-on property means a device's safety interlock logic is active as soon as the 3.3V and 5V rails stabilize, without waiting for a boot flash. Its 130 I/Os integrate motor-index encoders, user-interface scanning, and sensor threshold comparators in one 28x28 mm package. Designers must still implement external watchdog supervision and fail-safe I/O since the internal logic itself is user-defined and cannot be field-updated after programming.
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5V Legacy System Retrofit
Many installed industrial and transportation systems run 5V logic, and replacing failed ASICs or PAL/GAL clusters is the classic use case for the A54SX08-PQG208I: its 4.75V-5.25V I/O supply accepts 5V signaling directly, eliminating level shifters, while the 3V-3.6V core domain keeps dynamic power manageable. The antifuse device consolidates dozens of 22V10-class PLD functions - address decoders, wait-state generators, interrupt encoders - into a single 208-PQFP with 130 I/Os, cutting board area and interconnect failures. Because the device is one-time programmable, replicate the original design as verified netlists and burn devices per replacement batch. Document both rails in the BOM so maintenance teams understand the dual-supply requirement before power-on.
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추천 제품 요약
엔지니어링 참조 데이터: A54SX08-PQG208I — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 | A54SX08-1PQG208 | A54SX08-2PQG208 | A54SX16-2PQG208I | A54SX16P-PQG208 |
|---|---|---|---|---|---|
| Package | 208-BFQFP (28x28 mm PQFP) | 208-PQFP (28x28 mm) - same | 208-PQFP (28x28 mm) - same | 208-PQFP (28x28 mm) - same | 208-PQFP (28x28 mm) - same |
| Brand | Microsemi (Microchip) | Microsemi (Microchip) | Microsemi (Microchip) | Microsemi (Microchip) | Microsemi (Microchip) |
| Supply Voltage | 3V-3.6V, 4.75V-5.25V | 3V-3.6V, 4.75V-5.25V | 3V-3.6V, 4.75V-5.25V | 3V-3.6V, 4.75V-5.25V | 3V-3.6V, 4.75V-5.25V |
| Temperature Grade | Industrial (I) | Commercial | Commercial | Industrial (I) | Commercial |
| Speed Grade | Base (P) | -1 | -2 (faster) | -2 (faster) | SX16P performance grade |
| Configuration Technology | Antifuse (one-time programmable) | Antifuse (one-time programmable) | Antifuse (one-time programmable) | Antifuse (one-time programmable) | Antifuse (one-time programmable) |
주요 차별점
- Industrial temperature rating (vs A54SX08-2PQG208)
- Fastest timing within same density and package (vs A54SX08-1PQG208)
- Optimized cost at required density (vs A54SX16-2PQG208I)
- Entry SX family pricing vs SX16P performance tier (vs A54SX16P-PQG208)
설계 노트
The A54SX08-PQG208I requires two independent rails: 3V-3.6V and 4.75V-5.25V per the verified Microsemi specifications. Decouple each rail with at least 10 uF bulk plus 0.1 uF ceramic capacitors distributed across the 208-pin package perimeter. Because the SX family is antifuse-based with no configuration current, dynamic core current depends on toggle rate - budget power using Designer software power estimation with your actual netlist rather than assuming worst-case numbers. Verify rail sequencing against the SX family datasheet before applying 5V to a 3.3V-only board state.
Antifuse FPGAs are one-time programmable: an incorrect fuse file permanently consumes a device. Establish a locked, timing-signed-off fuse file under revision control before production programming, and always program with the same Designer software version used for sign-off, since tool releases can change routing algorithms. Preserve 15-20% spare I/O and routing headroom in the floorplan - an over-utilized SX design may fail to route late-stage changes, forcing a density migration to A54SX16 in the same package.
With 130 I/Os in a 28x28 mm PQFP, group fast-switching outputs on alternating sides of the package and return every bank to adjacent ground pins. The 5V domain permits legacy-level signaling; for edge-sensitive inputs on long backplane traces, register inputs in perimeter R-cells and consider series termination (22-33 ohm) to control ringing on unterminated lines. Run Designer static timing with the selected speed grade (-1, -2, or base) rather than datasheet generic numbers, and add 10-15% margin for industrial temperature corners.
The 208-PQFP (28x28 mm, 0.5 mm pitch) requires a foot pattern per the Microchip/Microsemi SX datasheet package drawing; verify land pattern against JEDEC PQFP-208 outlines before fab release. Use at least 2 oz copper pours on the outer layers under the device to spread heat and reduce ground inductance. Mark pin-1 per the package chamfer/dot, and inspect with 10x magnification after reflow - fine-pitch QFP solder bridges are the leading rework cause on legacy Actel boards.
규정 준수 정보
Compliance data was not present in the verified web data for this legacy Actel SX part. Confirm RoHS/REACH status with Microchip (Microsemi) product change notifications before new designs.