A54SX72A-FGG484M - 108K Gate Antifuse FPGA, 484 FBGA | Microchip
MPN: A54SX72A-FGG484M ✓ Hoạt độngA54SX72A-FGG484M Tóm tắt
A field-programmable gate array (FPGA) is an integrated circuit that implements user-defined digital logic through programmable interconnect and configurable logic blocks, sitting within the broader hierarchy of programmable logic devices (PLDs) alongside CPLDs and structured ASICs. The SX-A family uses antifuse (one-time programmable) technology, which means the configuration is permanently written at programming time rather than stored in an SRAM configuration cell.
Key features include 108K system gates (72K typical usable gates), 2.5 V core supply with a 2.25 V to 5.25 V supply range for the mixed-voltage I/O structure, 0.25 um CMOS antifuse process technology, and a combinatorial logic delay of approximately 1.8 ns per module with 1.5 ns class I/O switching performance.
The antifuse architecture provides three significant engineering advantages over SRAM FPGAs: near-zero standby power, inherent configuration bitstream security (no readback path exists), and immunity to configuration upsets, making the device well suited to harsh environments. The A54SX72A-FGG484M is rated for a wide -55C to +125C (TC) operating temperature range and is RoHS3 compliant and lead free.
Typical applications include aerospace and defense logic integration, industrial control systems, communications bridge logic, bus interface glue logic, and single-chip integration of multiple discrete ASIC/SSI/MSI functions where configuration security and low power matter.
Design consideration: because antifuse devices are one-time programmable, final design verification must be completed using device programming and simulation before committing silicon; no post-deployment reconfiguration is possible.
This page synthesizes distributor pricing, same-package drop-in alternatives across speed and temperature grades, and practical design notes not found in the manufacturer datasheet.
Bộ thay thế dễ dàng lắp đặt cho A54SX72A-FGG484M — 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-FGG484M (cùng hình factor và footprint) — khác nhau ở Package, RoHS Status, Process Technology, System Gates, Speed Grade.
A54SX72A-FG484
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →A54SX72A-1FGG484I
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →A54SX72A-2FGG484I
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →A54SX72A-FFGG484M
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
A54SX32A-1FGG484
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →A54SX72A-FGG484M Tỷ lệ tối đa & tính chất điện
| Family | SX-A (antifuse FPGA) |
| System Gates | 108000 |
| Typical Usable Gates | 72000 |
| Logic Cells / Modules | 6036 |
| Number of I/O | 360 |
| Maximum Toggle Frequency | 217 MHz |
| Combinatorial Delay | 1.8 ns per logic module |
| I/O Switching Speed | 1.5 ns |
| Core Supply Voltage | 2.5 V |
| Supply Voltage Range | 2.25 V to 5.25 V |
| Process Technology | 0.25 um CMOS antifuse |
| Programming Type | One-time programmable (antifuse) |
| Nhiệt độ hoạt động | -55C to +125C (TC) |
| Hộp | 484-FPBGA (27x27 mm), 1 mm pitch |
| Kiểu lắp đặt | Surface Mount |
| Packaging | Tray |
| Trạng thái RoHS | ROHS3 Compliant |
| Lead Free | Yes |
Hướng dẫn cấu hình chân A54SX72A-FGG484M 484-fpbga (27x27 mm), 1 mm pitch
Cấu hình chân cho A54SX72A-FGG484M (484-fpbga (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-FGG484M.
Tham khảo: tài liệu kỹ thuật cho cấu hình chân đầy đủ.
Ứng dụng tiêu biểu
A54SX72A-FGG484M phù hợp cho 6 Áp dụngs: Aerospace and Defense Logic Integration, Industrial Control and Automation, Communications and Networking Bridge Logic, Single-Chip ASIC/SSI/MSI Integration, Medical Equipment Control Logic, Test and Measurement Instrumentation.
Aerospace and Defense Logic Integration
The A54SX72A-FGG484M fits aerospace and defense payloads because its antifuse configuration cannot be read back, altered by SEU-induced configuration loss, or overwritten in the field - a property SRAM FPGAs cannot offer. With 108K system gates, 6036 logic modules, and a -55C to +125C (TC) military temperature rating, it consolidates bus interface, protocol glue, and control logic that would otherwise occupy multiple ASICs or PALs. The 2.25 V to 5.25 V supply tolerance simplifies integration on legacy 5 V and 3.3 V backplanes common in avionics. Because the configuration is permanently written at programming time, the device adds no configuration PROM, reducing board area and removing a common single-point failure mode in flight hardware.
Được đề xuất
Industrial Control and Automation
In industrial controllers, motor-drive sequencing logic, and safety-adjacent interlock circuits, the A54SX72A-FGG484M provides deterministic, fixed-function behavior: once programmed, the antifuse fabric never changes state configuration, eliminating the boot-time configuration load and the associated watchdog complexity required with SRAM FPGAs. The 217 MHz toggle capability and 1.8 ns combinatorial delay support fast counter, encoder, and PWM processing, while 360 user I/O allows a single device to absorb sensor, actuator, and fieldbus interface logic. Its RoHS3-compliant green FBGA package and wide 2.25 V to 5.25 V supply range ease integration into mixed-voltage industrial cabinets, and near-zero standby power suits always-on monitoring nodes.
Được đề xuất
Communications and Networking Bridge Logic
The SX-A architecture achieves fast, predictable routing with 1.5 ns class I/O switching and up to 217 MHz internal toggle rates, making the A54SX72A-FGG484M effective for protocol bridge, multiplexer, and backplane-interface logic in telecom and networking equipment. Designers use it to convert between legacy bus standards (PCI-style parallel interfaces, TDM streams) and custom glue functions where a modern SERDES-equipped FPGA is unnecessary overhead. The antifuse fabric's immunity to configuration upset improves link availability in unattended remote equipment, and the 484-ball 27x27 mm FBGA provides 360 I/O for wide parallel data paths within a 9 cm-squared footprint, simplifying high-layer-count board routing around the device.
Được đề xuất
Single-Chip ASIC/SSI/MSI Integration
A primary use case for the SX-A family is integrating dozens of discrete SSI/MSI devices, PALs, GALs, and small ASICs into one low-cost, single-chip solution, exactly the positioning Microchip describes for SX-A. The A54SX72A-FGG484M offers 108K gates and 6036 modules, enough to consolidate address decoders, state machines, bus arbiters, and timing generators at once. Consolidation cuts board area, BOM count, and assembly cost while improving reliability through fewer solder joints. Because the device is one-time programmable, production units behave identically to a masked ASIC, and the antifuse bitstream is physically unobservable - an advantage over SRAM FPGAs when protecting proprietary glue-logic designs from cloning.
Được đề xuất
Medical Equipment Control Logic
Diagnostic imaging, patient-monitoring, and laboratory instrumentation platforms use the A54SX72A-FGG484M for fixed control, sequencing, and interface logic where deterministic behavior and configuration integrity matter for predictable system operation. The 2.5 V core with 2.25 V to 5.25 V I/O tolerance connects directly to 5 V legacy sensor boards and 3.3 V processor subsystems without level translators on many banks, and 360 user I/O handles high channel-count sensor arrays. Near-zero static power keeps idle-state consumption low in portable and standby modes. Note that the M temperature grade exceeds medical requirements (-55C to +125C TC), so designers seeking cost reduction can evaluate the standard-grade A54SX72A-FG484 in the same footprint after thermal review.
Được đề xuất
Test and Measurement Instrumentation
Bench instruments, automated test equipment, and data-acquisition front ends employ the A54SX72A-FGG484M as timing-generator, trigger, and bus-interface logic. The 217 MHz maximum toggle rate and 1.8 ns module delay support nanosecond-class trigger timing, while the antifuse fabric's deterministic routing yields repeatable propagation delays unit-to-unit - useful when instruments must meet published timing specifications across a production run. The 484-FBGA's 360 I/O terminate wide counter and formatter buses directly. Because configuration is permanent, instruments power into an immediately operational state with no configuration controller, reducing boot time and removing an FPGA-configuration failure mode from the service-return analysis.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho A54SX72A-FGG484M — 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-FG484 | A54SX72A-1FGG484I | A54SX72A-2FGG484I | A54SX32A-1FGG484 |
|---|---|---|---|---|---|
| Package | 484-FBGA (27x27 mm) | 484-FBGA - same | 484-FBGA - same | 484-FBGA - same | 484-FBGA - same |
| Brand | Microchip Technology (Microsemi) | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 108000 | 108000 | 108000 | 108000 | 54000 |
| Operating Temperature | -55C to +125C (TC) | Standard commercial/industrial grade | Industrial (I) grade | Industrial (I) grade | Standard grade |
| Supply Voltage | 2.5 V core, 2.25 V - 5.25 V range | 2.5 V core, 2.25 V - 5.25 V | 2.5 V core, 2.25 V - 5.25 V | 2.5 V core, 2.25 V - 5.25 V | 2.5 V core, 2.25 V - 5.25 V |
| Programming Type | One-time programmable antifuse | Antifuse OTP | Antifuse OTP | Antifuse OTP | Antifuse OTP |
Bảo phân biệt quan trọng
- Military temperature range (vsA54SX72A-FG484)
- Fastest speed grade in the FGG484 family (vsA54SX72A-2FGG484I)
- Double the logic capacity of the smaller same-footprint part (vsA54SX32A-1FGG484)
- Honest trade-off: no field reconfiguration (vsA54SX72A-1FGG484I)
Ghi chú thiết kế
The A54SX72A-FGG484M is one-time programmable: once antifuses are blown, the device cannot be erased or reprogrammed. Complete functional simulation (timing-annotated, in Libero/ModelSim) and, ideally, validation on a lower-cost same-family device before committing the FGG484M. Never treat an SX-A part as an engineering sample for iterative debugging - budget one device per programming attempt plus spares, and confirm the final I/O assignment report matches the PCB netlist before programming.
Supply the core at a regulated 2.5 V and respect the 2.25 V to 5.25 V envelope for I/O banks. Because antifuse FPGAs draw near-zero static current, power budgeting is dominated by dynamic switching; estimate core current from toggle-rate activity rather than datasheet quiescent figures. Decouple each supply ball with 0.1 uF ceramic capacitors placed within 2 mm of the ball via, and add bulk 10 uF per rail. Verify 5 V-tolerant I/O bank rules in the SX-A datasheet when mixing 5 V and 3.3 V interfaces.
The 484-ball FBGA uses a 1 mm ball pitch in a 27x27 mm body, requiring a via-in-pad or dog-bone fanout strategy on at least a 6-layer board. Route power and ground on dedicated inner planes; the 360 user I/O at high toggle rates needs a solid return path to limit simultaneous-switching noise. Define the fixed power/ground/JTAG/programming balls first from the SX-A datasheet pinout tables, then assign user I/O in Libero Designer to match your PCB routing before layout release, since the ballout is design-dependent.
Estimated: at 0.25 um CMOS with near-zero static power and moderate toggle activity, junction dissipation for typical glue-logic designs is well under 1 W, manageable by natural convection from the 27x27 mm BGA body plus 2-oz copper ground planes. For designs toggling a large fraction of the fabric at high frequency, compute dynamic power with the Microchip Libero power calculator and verify theta-JA against the SX-A package thermal appendix; do not assume the M-grade temperature ceiling of +125C TC permits unrestricted dissipation.
Thông tin tuân thủ
ROHS3 Compliant and lead free per Microchip USA product data. REACH, halogen-free, and conflict-minerals declarations should be confirmed from Microchip's official material-declaration portal for the specific date code.
