A54SX72A-1FGG484 - 108K-Gate SX-A FPGA, 484-BGA | Microchip
MPN: A54SX72A-1FGG484 ✓ Hoạt độngA54SX72A-1FGG484 Tóm tắt
An FPGA (Field-Programmable Gate Array) is a programmable logic device whose interconnect and logic function are configured after manufacturing. The SX-A family uses Actel-originated antifuse programming technology, in which one-time-programmable (OTP) antifuse elements define routing connections. Compared with SRAM FPGAs, antifuse devices need no configuration PROM, boot instantly, and have no bitstream to intercept, giving inherent design security and very low static power.
Key features of the A54SX72A include 108K system gates of register-rich logic (6,036 modules / 4,024 cells organization), 250 MHz toggling capability in 0.25 um CMOS, single-chip integration that replaces multiple glue-logic devices, and a wide supply window specified around a 2.5 V nominal rail. The -1 speed grade is the standard commercial grade, rated for 0 C to +70 C ambient operation.
Architecturally, the SX-A array is organized as a sea of combinational and sequential logic modules interconnected by antifuse-programmed routing channels, with dedicated global and quadrant clock resources (CLKA, CLKB, QCLK) described in the Microchip SX-A family datasheet for high-fanout, low-skew clocking.
Typical applications include industrial control and automation, communications and networking line cards, test and measurement instrumentation, avionics and defense subsystems requiring OTP security, and glue-logic consolidation in embedded systems.
Design consideration: because the device is one-time programmable, verify your design thoroughly in simulation before programming, and reserve spare I/O and logic margin for field fixes since no rework is possible.
This page synthesizes distributor pricing, same-package drop-in speed-grade alternatives, and practical design notes not found in the manufacturer datasheet.
Bộ thay thế dễ dàng lắp đặt cho A54SX72A-1FGG484 — 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-1FGG484 (cùng hình factor và footprint) — khác nhau ở Package, Speed Grade, System Gates, RoHS Status, Process Technology.
A54SX72A-1FGG484I
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →A54SX72A-2FGG484
✅ 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-1FGG484M
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →A54SX72A-2FGG484I
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →A54SX72A-1FGG484 Tỷ lệ tối đa & tính chất điện
| Family | SX-A (antifuse FPGA) |
| System Gates | 108000 |
| Typical Gates | 72000 |
| Logic Cells | 4024 |
| Number of I/O | 360 |
| Max System Frequency | 250 MHz |
| Process Technology | 0.25 um CMOS |
| Điện áp cung cấp | 2.25 V to 5.25 V |
| Core Supply (Nominal) | 2.5 V |
| Speed Grade | -1 (standard) |
| Programming Technology | Antifuse (one-time programmable) |
| Nhiệt độ hoạt động | 0 C to +70 C (TA) |
| Hộp | 484-BGA (FBGA, 27 x 27 mm) |
| Kiểu lắp đặt | Surface Mount |
| Packaging | Tray |
| Trạng thái RoHS | Lead free (per distributor listing) |
Hướng dẫn cấu hình chân A54SX72A-1FGG484 484-bga (fbga, 27 x 27 mm)
Cấu hình chân cho A54SX72A-1FGG484 (484-bga (fbga, 27 x 27 mm) 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-1FGG484.
Tham khảo: tài liệu kỹ thuật cho cấu hình chân đầy đủ.
Ứng dụng tiêu biểu
A54SX72A-1FGG484 phù hợp cho 6 Áp dụngs: Industrial Control and Automation, Communications and Networking Line Cards, Test and Measurement Instrumentation, Avionics and Defense Subsystems, Glue-Logic Consolidation in Embedded Systems, Secure Industrial IoT Edge Nodes.
Industrial Control and Automation
The A54SX72A-1FGG484 fits industrial PLC backplanes and machine-control boards where many I/O standards, timers, and glue-logic functions must be consolidated. Its 360 user I/O and 108K gates let one chip replace dozens of 74-series devices, cutting BOM count and board area, while the 250 MHz-class performance covers high-speed encoder interfaces and motion-control counters. The antifuse fabric is non-volatile and boot-instant, so a line can power up immediately without configuration devices, and the OTP bitstream cannot be dumped from a configuration PROM, improving IP security on the factory floor. Within its 0 C to +70 C commercial rating, decouple the 2.5 V nominal rail locally and use the quadrant clock networks for low-skew distribution to distributed I/O registers.
Được đề xuất
Communications and Networking Line Cards
Telecom and datacom line cards use the A54SX72A-1FGG484 for framing, multiplexing, and backplane interfacing. The SX-A architecture's register-rich logic modules and dedicated CLKA/CLKB global plus QCLK quadrant clocks support low-skew timing across the 360 I/O, essential for synchronous serial streams at 250 MHz-class internal rates. Because the device draws very low static power in 0.25 um antifuse CMOS, thermal budget on dense line cards is easier to close than with SRAM FPGAs. The OTP fabric also means no external configuration flash is exposed on the backplane, removing a common attack surface. Compile with the -1 speed grade timing model and verify at the 2.25 V low-supply corner for margin.
Được đề xuất
Test and Measurement Instrumentation
Bench and automated test instruments deploy the A54SX72A-1FGG484 as a timing, trigger, and channel-sequencing engine. The 108K-gate array implements multi-channel capture FIFOs, trigger comparators, and protocol generators, while 360 I/O provide dense channel count for fixture interfacing. Deterministic, single-cycle routing through antifuse interconnect gives repeatable trigger-to-capture latency, an attribute measurement systems value over SRAM FPGA routing variability. Instant-on operation means the instrument is ready before the operator finishes power-up checks. Use the -1 grade timing tables in the SX-A datasheet to budget setup/hold at the probe boundary, and reserve quadrant clocks for the master sample clock to minimize skew across channels.
Được đề xuất
Avionics and Defense Subsystems
Defense and avionics subsystem boards choose the A54SX72A-1FGG484 where design security and instant-on behavior are procurement requirements. The one-time-programmable antifuse fabric stores no configuration file externally, so interception of a bitstream during boot is structurally impossible, a documented SX-A family advantage over SRAM FPGA competitors. Integration of bus interfaces, watchdog logic, and voter circuits into the 108K-gate array reduces component count on high-reliability boards. Note that this commercial-grade part is rated 0 C to +70 C; for extended-temperature or radiation environments, select the industrial-grade A54SX72A-1FGG484I drop-in or the RT54SX72S rad-tolerant variant from the same architecture.
Được đề xuất
Glue-Logic Consolidation in Embedded Systems
A classic SX-A use case is collapsing scattered ASICs, PALs/GALs, and 74-series glue logic into the single A54SX72A-1FGG484, cutting board rework and inventory risk. With 4,024 logic cells, address decoders, bus bridges, interrupt controllers, and wait-state generators all fit comfortably, while the 2.25 V to 5.25 V supply window per distributor data eases integration with legacy 3.3 V and 2.5 V buses. Because the design is fused permanently, fielded systems avoid the configuration-corruption failures that plague flash-based devices in electrically noisy environments. Budget I/O with 20-30 percent spare capacity at compile time, since the OTP fabric cannot be reprogrammed after deployment.
Được đề xuất
Secure Industrial IoT Edge Nodes
Edge nodes that bridge sensors to industrial networks use the A54SX72A-1FGG484 for deterministic protocol handling and hardware-level IP protection. The 250 MHz-class fabric runs protocol state machines and CRC engines at wire speed, while the OTP antifuse configuration keeps proprietary logic out of reach of firmware-dump attacks, complementing MCU-based security. Instant-on operation fits duty-cycled nodes that must respond within milliseconds of wake, with no configuration latency. Low static power in 0.25 um antifuse CMOS suits passively cooled enclosures. Pair the FPGA with an isolated transceiver stage and a precision ADC channel for condition-monitoring inputs, and validate timing at the 2.25 V supply corner for brownout robustness.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho A54SX72A-1FGG484 — 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-1FGG484I | A54SX72A-2FGG484 | A54SX72A-FGG484A | A54SX72A-1FGG484M |
|---|---|---|---|---|---|
| Package | 484-FBGA (FG484) | 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 |
| User I/O | 360 | 360 | 360 | 360 | 360 |
| 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 |
| Programming Type | Antifuse OTP | Antifuse OTP | Antifuse OTP | Antifuse OTP | Antifuse OTP |
Bảo phân biệt quan trọng
- Instant-on, secure OTP configuration (vsSRAM FPGA equivalents)
- Higher performance margin available in same footprint (vsA54SX72A-1FGG484I)
- Very low static power (vsSRAM-based 100K-gate FPGAs)
Ghi chú thiết kế
The A54SX72A is one-time programmable: once the antifuse array is blown, the device cannot be erased or updated. Complete behavioral simulation, static timing analysis at all voltage/temperature corners, and a design review before programming. Reserve 20-30 percent spare logic and I/O at compile time because no field upgrade path exists. Verify the exact ordering code (speed grade, temperature, material suffix) against your BOM, since A54SX72A variants differ in these attributes while sharing the same footprint.
Supply the array from a nominal 2.5 V rail; distributor data specifies a 2.25 V to 5.25 V operating window. Because the antifuse FPGA is non-volatile, there is no configuration current spike at power-up and static current is very low versus SRAM FPGAs, simplifying power sequencing. Estimate dynamic power with Microchip's power calculator using your actual toggle rates. Decouple each supply ball with 0.1 uF ceramics placed within 2 mm, plus bulk capacitance per the SX-A datasheet power guidelines.
The FG484 package is a 27 x 27 mm fine-pitch 484-ball BGA; define the footprint from the mechanical drawing in the SX-A family datasheet rather than a third-party land pattern. Follow IBIS-based signal integrity rules for the 360 I/O when driving backplane or long trace loads, and use the dedicated CLKA/CLKB global clocks for the system clock while reserving QCLK quadrant clocks for localized low-skew domains, as described in Microchip's quadrant clock application notes for the A54SX72A.
Thông tin tuân thủ
Distributor listing (PCB Electronics Supply Chain) explicitly labels A54SX72A-1FGG484 as LEAD FREE. Related legacy variant A54SX72A-FG484 is listed RoHS non-compliant; confirm material declaration per ordering code on the Microchip page.
