A54SX72A-FFG484 - 108K-Gate SX-A FPGA 360 I/O | Microchip
MPN: A54SX72A-FFG484 ✓ Hoạt độngA54SX72A-FFG484 Tóm tắt
A field programmable gate array (FPGA) is a semiconductor device containing a matrix of configurable logic blocks interconnected by programmable fabric, allowing designers to implement custom digital logic without fabricating an ASIC. The SX-A family uses Actel antifuse programmable-interconnect technology, which permanently programs connections at power-up configuration time - in contrast to SRAM FPGAs, the configuration is non-volatile, immune to configuration readback attacks, and requires no external configuration ROM.
Key features include 2.25 V to 5.25 V supply operation, 0.25 um CMOS process technology, 0 C to +70 C commercial operating temperature range, and true single-chip integration that removes the need for boot PROMs. The antifuse fabric delivers deterministic interconnect delays, predictable timing, and low static power, while the 360 available I/O support mixed-voltage board environments common in industrial and aerospace logic designs.
Architecturally, the SX-A array combines dedicated flip-flops, combinational modules, and embedded routing channels sized for high fan-out synthesis. Design entry and programming use the manufacturer's Libero SoC design suite with Synopsys or third-party synthesis flows targeting the Actel/Microsemi antifuse toolchain.
Typical applications include glueless bus interfacing, industrial control logic, communication protocol bridging, military/aerospace secure logic (the antifuse fabric resists configuration readout), and ASIC prototyping where a one-time-programmable, radiation-tolerant-friendly fabric is preferred.
Design consideration: because this is a one-time-programmable (OTP) antifuse device, verify the design fully in simulation and timing analysis before programming, and use the -FFG (commercial speed) grade only within the 0 C to +70 C range; the industrial -I grade is required for extended temperatures.
This page synthesizes distributor pricing, drop-in package-compatible alternatives, and practical design notes not found in the manufacturer datasheet.
Bộ thay thế dễ dàng lắp đặt cho A54SX72A-FFG484 — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với A54SX72A-FFG484 (cùng hình factor và footprint) — khác nhau ở Package, RoHS Status, Operating Temperature, Speed Grade, Process Technology.
A54SX72A-FFGG484
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →A54SX72A-FG484A
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →A54SX72A-FG484
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →A54SX72A-FGG484
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →A54SX72A-FGG484A
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →A54SX72A-FG484I
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →A54SX72A-FG484M
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Xem tài liệu →A54SX72A-FFGG484
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Xem tài liệu →A54SX72A-FFG484 Tỷ lệ tối đa & tính chất điện
| Family | SX-A (Actel/Microsemi antifuse FPGA) |
| System Gates | 108000 |
| Logic Cells / CLBs | 6036 |
| Maximum System Frequency | 156 MHz |
| User I/O | 360 |
| Điện áp cung cấp | 2.25 V to 5.25 V |
| Process Technology | 0.25 um CMOS |
| Programmability | Antifuse (one-time programmable) |
| Nhiệt độ hoạt động | 0C to +70C |
| Hộp | 484-BGA FBGA, 27x27 mm, 1 mm pitch |
| Kiểu lắp đặt | Surface Mount |
| Packaging | Tray |
| Trạng thái RoHS | Non-compliant (FFG variant); -FFGG variant is ROHS3 compliant |
| Manufacturer Lead Time | 36 weeks |
| Product Status | Active |
Hướng dẫn cấu hình chân A54SX72A-FFG484 484-bga fbga, 27x27 mm, 1 mm pitch
Cấu hình chân cho A54SX72A-FFG484 (484-bga fbga, 27x27 mm, 1 mm pitch gói). IC số này bao gồm chân GPIO, giao diện truyền thông (UART, SPI, I2C) và chân nguồn. Tham khảo tài liệu thông số kỹ thuật của nhà sản xuất để biết các chức năng chân thay thế và tùy chọn cấu hình. Cực kỳ quan trọng cho thiết kế hệ thống tích hợp và lập trình PCB.
Không có dữ liệu chân cụ thể sẵn có cho A54SX72A-FFG484.
Tham khảo: tài liệu kỹ thuật cho cấu hình chân đầy đủ.
Ứng dụng tiêu biểu
A54SX72A-FFG484 phù hợp cho 6 Áp dụngs: Aerospace Secure Logic, Industrial Control Logic, Communication Protocol Bridging, ASIC Prototyping, Legacy System Sustainment, Test & Measurement Instrumentation.
Aerospace Secure Logic
The A54SX72A-FFG484 fits aerospace and defense logic because its antifuse interconnect is permanently programmed and cannot be read back, eliminating configuration-readout attacks that affect SRAM FPGAs. The 108K system gates and 6,036 CLBs absorb bus interface, telemetry formatting, and protocol bridging functions that would otherwise need multiple ASICs. Because no boot PROM is required, the board powers up functional within microseconds - valuable in systems with strict time-to-first-fix or time-to-valid-output budgets. Designers should select the appropriate temperature grade (commercial FFG for benign environments) and confirm screening with Microchip for flight programs.
Được đề xuất
Industrial Control Logic
In industrial automation, the A54SX72A-FFG484 consolidates glue logic, state machines, and bus arbitration into one 484-FBGA device operating from a 2.25 V to 5.25 V supply that matches legacy 3.3 V and 5 V backplanes. The 360 user I/O directly drive encoder interfaces, relay-control sequencing, and parallel data paths without external buffers. The antifuse fabric delivers deterministic timing across 156 MHz system operation, simplifying worst-case timing closure on safety-related interlocks. Since the device is one-time programmable, production units are immune to bitstream corruption from industrial EMI - a real failure mode for SRAM-based FPGAs in high-noise factory floors.
Được đề xuất
Communication Protocol Bridging
The 156 MHz maximum system frequency and 6,036 CLBs let the A54SX72A-FFG484 implement parallel-to-serial bridges, multi-protocol framers, and backplane interfaces between legacy parallel buses and modern serial links. The 360 I/O support wide data buses (32/64-bit) that modern FPGAs serialize into fewer, faster pins - preserving compatibility with established board designs. Deterministic antifuse routing produces consistent latency, which matters for frame-synchronized communication systems. Designers implement the bridge in Libero SoC using Verilog/VHDL, verify timing at the speed grade, and program production devices with a frozen fuse file.
Được đề xuất
ASIC Prototyping
The SX-A family's 108K-gate density and predictable antifuse timing make the A54SX72A-FFG484 practical for ASIC prototyping and low-volume emulations where netlist timing must mirror final silicon behavior. Multiple devices can be partitioned across a prototype board, using the 360 I/O per device to expose internal buses on headers for instrumentation. Because configured devices are permanent, prototype builds validate exactly the fuse image that will ship, avoiding the configuration-mismatch risk of SRAM prototypes. Teams typically reserve the FFG (commercial, lead-bearing) grade for internal lab prototypes and specify FFGG for customer-facing RoHS-compliant prototypes.
Được đề xuất
Legacy System Sustainment
Mature avionics, test equipment, and telecom platforms originally built around Actel SX-A devices rely on the A54SX72A-FFG484 for lifetime sustainment. Because Microchip continues the SX-A line as active, boards can be re-populated with the same die rather than redesigned onto modern FPGAs. The identical 484-FBGA pinout across FFG, FG, FGG, and I/M grades lets buyers swap finish or temperature variants without PCB changes - critical when original tooling is gone. Note the RoHS non-compliant FFG finish requires lead exemption documentation in regulated markets; the FFGG484 is the compliant substitute with the same footprint and timing.
Được đề xuất
Test & Measurement Instrumentation
Instrument makers use the A54SX72A-FFG484 for timing generators, trigger logic, and data-path formatting where deterministic antifuse delays improve measurement repeatability. The 6,036 CLBs and 156 MHz ceiling cover nanosecond-resolution trigger engines, while the 360 I/O interface ADC buffers, display controllers, and external sync connectors on a single device. The 2.25 V to 5.25 V supply range simplifies integration into instruments with mixed legacy rails. Bench instruments also benefit from OTP determinism: every unit programs to the identical fuse image, so unit-to-unit timing skew stays within package and process tolerances specified in the SX-A datasheet.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho A54SX72A-FFG484 — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | A54SX72A-FFGG484 | A54SX72A-FG484A | A54SX72A-FG484I | A54SX72A-FG484M |
|---|---|---|---|---|---|
| Package | 484-FBGA (27x27 mm, 1 mm pitch) | 484-FBGA - same | 484-FBGA - same | 484-FBGA - same | 484-FBGA - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 108000 | 108000 | 108000 | 108000 | 108000 |
| CLBs | 6036 | 6036 | 6036 | 6036 | 6036 |
| User I/O | 360 | 360 | 360 | 360 | 360 |
| Operating Temperature | 0C to +70C | 0C to +70C | 0C to +70C | -40C to +85C (industrial) | Military grade range |
| Supply Voltage | 2.25 V to 5.25 V | 2.25 V to 5.25 V | 2.25 V to 5.25 V | 2.25 V to 5.25 V | 2.25 V to 5.25 V |
Bảo phân biệt quan trọng
- RoHS-compliant drop-in available on identical footprint (vsA54SX72A-FFGG484)
- Extended temperature coverage in same package (vsA54SX72A-FG484I)
- Deterministic antifuse fabric vs flash alternatives (vsAX500-FG484)
Ghi chú thiết kế
The SX-A is one-time programmable (antifuse). Freeze the design in Libero SoC - complete synthesis, place-and-route, static timing analysis at the FFG speed grade, and simulation against the post-layout netlist - before programming any production device. Programming an unverified fuse file cannot be undone, and the device must be scrapped. Keep a checksum of the programming file in your build system to guarantee unit-to-unit traceability.
Supply range is 2.25 V to 5.25 V, but design your rail at the system nominal (typically 3.3 V) with at least 0.1 uF ceramic decoupling per power ball pair plus bulk capacitance at the FBGA's perimeter. Because the FFG variant uses a lead-bearing ball finish, set reflow profiles to leaded (SnPb) eutectic parameters; the FFGG drop-in requires a lead-free profile - do not mix profiles when substituting during assembly.
Estimated: at typical industrial logic utilization (roughly 200-400 mW core static plus dynamic I/O loading on 360 pins), a 27x27 mm FBGA on a standard 4-layer board stays well within commercial 0-70 C limits without heatsinking. For the -I or -M grades in sealed enclosures, verify junction temperature with the package theta-JA from the SX-A datasheet mechanical section and derate I/O drive simultaneously.
Thông tin tuân thủ
Per Microchip USA: A54SX72A-FFG484 RoHS non-compliant, 36-week manufacturer lead time, Tray packaging, Active status. The A54SX72A-FFGG484 variant is ROHS3 compliant.
