A54SX32A-FBGG329 - 48K Gate FPGA 329-BGA | Microchip
MPN: A54SX32A-FBGG329 ✓ Hoạt độngA54SX32A-FBGG329 Tóm tắt
An antifuse FPGA is a type of field-programmable gate array in which the programmable interconnect is formed by one-time antifuse elements that are permanently programmed at the factory or in the field. Unlike SRAM-based FPGAs, antifuse devices retain their configuration through power cycles without an external configuration flash, resist configuration readback attacks, and add essentially zero interconnect delay penalty at rest, making them a subclass of programmable logic within the broader power-management and system-logic semiconductor hierarchy.
Key features of the A54SX32A-FBGG329 include the sea-of-modules architecture of the SX-A family, which simplifies design migration and enables single-chip integration of multiple functions at low cost. The device combines high performance (system speeds up to 172 MHz), low static power consumption inherent to antifuse technology, and configuration security because there is no bitstream to intercept at power-up. The fine-pitch 329-ball BGA package supports high I/O density for bus-intensive designs.
Technically, the A54SX32A uses a 0.25 um CMOS process with a 2.5 V core and supports both combinational and registered logic implemented in C-cells (logic modules) and R-cells (register modules). The SX-A family is supported by Microchip's Libero SoC design suite, and programming is performed once, after which the device behaves as a fixed ASIC-like logic part with immediate power-on operation.
Typical applications include industrial control and automation, communications and networking equipment, military and aerospace systems (particularly the M-grade temperature variants), and glue-logic consolidation where an SRAM FPGA's configuration overhead or security exposure is undesirable.
Design consideration: because the device is one-time programmable, verify your design thoroughly in simulation and, ideally, on an in-system reprogrammable development path before committing; pin-compatible speed-grade and temperature-grade variants ease late design changes.
This page synthesizes verified distributor data, drop-in packaging/temperature variant alternatives, pricing tiers, and practical design notes not found in the manufacturer datasheet.
Bộ thay thế dễ dàng lắp đặt cho A54SX32A-FBGG329 — 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 A54SX32A-FBGG329 (cùng hình factor và footprint) — khác nhau ở Package, System Gates, Process Technology, Speed Grade, Logic Cells.
A54SX32A-FBGG329I
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
A54SX32A-FBGG329M
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
A54SX32A-BGG329M
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →A54SX32A-BGG329M
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →A54SX32A-2BGG329I
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →A54SX32A-1BGG329
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Xem tài liệu →A54SX32A-FBGG329 Tỷ lệ tối đa & tính chất điện
| Family | SX-A |
| Equivalent System Gates | 48000 |
| Typical Gates Available | 32000 |
| Logic Cells (Modules) | 2880 |
| User I/O | 249 |
| Tần số xung maksimum | 172 MHz |
| Technology | 0.25 um CMOS, antifuse |
| Core Supply Voltage | 2.5 V |
| Programming Type | One-Time Programmable (antifuse) |
| Hộp | 329-ball FBGA (S-PBGA-B329) |
| Kiểu lắp đặt | Surface Mount |
| Architecture | Sea-of-modules |
| Configuration Storage | Non-volatile (antifuse), no external boot device |
| Lead Free | Yes (F = lead-free per ordering code) |
| Trạng thái RoHS | Compliant (lead-free version) |
| Design Software | Microchip Libero SoC |
Hướng dẫn cấu hình chân A54SX32A-FBGG329 329-ball fbga (s-pbga-b329)
Cấu hình chân cho A54SX32A-FBGG329 (329-ball fbga (s-pbga-b329) 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 A54SX32A-FBGG329.
Tham khảo: tài liệu kỹ thuật cho cấu hình chân đầy đủ.
Ứng dụng tiêu biểu
A54SX32A-FBGG329 phù hợp cho 6 Áp dụngs: Industrial Control and Automation, Aerospace and Defense Systems, Communications and Networking Equipment, Glue Logic Consolidation and ASIC Prototyping, Secure Embedded Control, Test and Measurement Instrumentation.
Industrial Control and Automation
The A54SX32A-FBGG329 fits industrial control and factory automation systems that need deterministic, instant-on logic without configuration boot delays. Its 48,000 equivalent gates and 249 user I/O consolidate PLC I/O handling, motor-control sequencing, and interface bridging into one low-cost 2.5 V antifuse device, while the 172 MHz maximum clock frequency comfortably covers industrial bus and timer logic. Because the antifuse configuration is stored in silicon, the FPGA is immediately operational at power-up and immune to configuration corruption from brownouts, a common failure mode with SRAM FPGAs in noisy factory power environments. Designers typically implement interface glue logic, address decoding, and state machines, achieving system-level cost savings by replacing multiple discrete ICs with a single 329-ball BGA device programmed once during production.
Được đề xuất
Aerospace and Defense Systems
The SX-A antifuse family is a proven choice for space-constrained aerospace and defense payloads, avionics, and secure communications equipment. The A54SX32A-FBGG329 provides inherent configuration security because the programmed antifuse interconnect cannot be read back or intercepted, unlike SRAM FPGAs whose bitstreams must be protected. For full military-temperature programs, the same die is available as the A54SX32A-FBGG329M with military screening, and as the industrial FBGG329I for extended-temperature avionics; all share the 329-ball footprint for platform reuse. The 0.25 um CMOS process and 2.5 V core yield low static power, valuable in battery- and conduction-cooled platforms, and the non-volatile configuration eliminates radiation-sensitive external configuration flash, simplifying reliability analysis for single-chip mission logic implementations.
Được đề xuất
Communications and Networking Equipment
In telecommunications and networking line cards, the A54SX32A-FBGG329 implements backplane interface glue logic, framing, multiplexing, and control-plane bridging where its 249 user I/O and 172 MHz performance align with legacy T1/E1, serial, and parallel backplane data rates. The antifuse architecture delivers deterministic timing with no configuration latency, so links re-establish instantly after power events, an operational advantage in carrier equipment. The 329-ball FBGA's high ball count supports the wide parallel buses typical of this equipment class, while 2.5 V core operation keeps static power low in always-on rack hardware. Designers consolidate ASIC-prototyping glue, address decode, and hot-swap control logic into one device, and speed-grade variants (-1, standard, -2) let the same PCB be retargeted across line-rate tiers without respin.
Được đề xuất
Glue Logic Consolidation and ASIC Prototyping
A classic use of the 48K-gate A54SX32A-FBGG329 is consolidating dozens of TTL/CMOS glue-logic devices, or prototyping ASIC control logic before commit, in a single one-time-programmable chip. With 2,880 logic cells organized in Microchip's sea-of-modules architecture, designers map decoders, arbiters, bus transceivers, and state machines that would otherwise occupy many 74-series packages, cutting board area, assembly cost, and failure points. Because the device is programmed once and then behaves like a fixed ASIC, production units behave deterministically with no software configuration stack to qualify. The 329-ball FBGA provides ample I/O for wide microprocessor buses, and pin-compatible commercial, industrial, and military orderable variants allow the same validated design to be deployed across product temperature classes with only an ordering-code change.
Được đề xuất
Secure Embedded Control
Applications that must resist cloning and reverse engineering benefit from the A54SX32A-FBGG329's one-time antifuse configuration: there is no external bitstream flash to dump, no configuration readback path, and the programmed interconnect is not observable by optical or electrical probing of an SRAM state. This makes the device suitable for secure bootstrapping logic, authentication front-ends, key-handling control sequencers, and anti-tamper support functions in payment, access-control, and government equipment. The 48,000-gate capacity implements cryptographic-control state machines around external security ICs, while the instant-on property means security logic is active from the first clock edge with no unsecured configuration window. Implement security-critical primitives in dedicated devices and use the FPGA for control and sequencing of the overall secure power-up flow.
Được đề xuất
Test and Measurement Instrumentation
Bench and automated test equipment use the A54SX32A-FBGG329 for timing generation, trigger distribution, bus interfacing, and channel-sequencing logic where the 172 MHz maximum clock and deterministic antifuse timing support repeatable measurements. The 249 user I/O accommodate multi-channel stimulus and capture arrays on wide parallel interfaces, and the non-volatile configuration lets instruments power up functional immediately, improving user experience and calibration persistence across power cycles. In production test fixtures, the one-time-programmable nature is an advantage: the shipped test profile is immutable, preventing accidental or malicious fixture reconfiguration. The 2.5 V core with low static power reduces fixture thermal load, and the 329-ball BGA supports dense channel counts, letting designers replace PAL/GAL chains and discrete registers with one validated, single-chip timing backbone.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho A54SX32A-FBGG329 — 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 | A54SX32A-FBGG329I | A54SX32A-BGG329 | A54SX32A-2BGG329I |
|---|---|---|---|---|
| Package | 329-ball FBGA | 329-ball FBGA - same | 329-ball BGA - same footprint | 329-ball BGA - same footprint |
| Brand | Microchip Technology (Microsemi) | Microchip Technology | Microchip Technology | Microchip Technology |
| Equivalent System Gates | 48,000 | 48,000 | 48,000 | 48,000 |
| User I/O | 249 | 249 | 249 | 249 |
| Maximum Clock Frequency | 172 MHz | 172 MHz | 172 MHz | 172 MHz (higher guaranteed -2 speed grade timing) |
| Core Supply Voltage | 2.5 V | 2.5 V | 2.5 V | 2.5 V |
| Temperature Grade | Commercial | Industrial | Commercial | Industrial |
| Lead Finish / RoHS | Lead-free (F prefix) | Lead-free (F prefix) | Tin-lead (legacy) | Tin-lead (legacy) |
| Programming Type | One-Time Programmable antifuse | OTP antifuse | OTP antifuse | OTP antifuse |
Bảo phân biệt quan trọng
- Lead-free RoHS-friendly finish for new builds (vsA54SX32A-BGG329)
- Industrial-temperature drop-in availability (vsA54SX32A-FBGG329I)
- Instant-on secure configuration (vsSRAM FPGAs (e.g., Xilinx/Intel equivalents))
- Faster speed-grade option on same footprint (vsA54SX32A-2BGG329I)
Ghi chú thiết kế
The A54SX32A is one-time programmable: once antifuses are burned, the device cannot be erased or reprogrammed. Complete gate-level and timing simulation in Libero SoC, and validate the design on bench hardware using an equivalent in-system-verifiable path, before submitting devices for programming. Order a small pilot quantity of the commercial FBGG329 grade for functional sign-off, and only then program production quantities - a design error at this stage costs the entire device batch.
Estimate: SX-A devices at 2.5 V core draw very low static current (antifuse interconnect has no configuration-path leakage), so total power is dominated by dynamic switching of active clocks and I/O. Budget I/O current per the SX-A datasheet DC characteristics and provide adequate decoupling - a network of at least 0.1 uF and 10 uF ceramic capacitors distributed across the 329-ball package's VCCA/VCCI ball groups per the datasheet power-pin assignment. Never tie unused I/O banks floating; configure them per datasheet recommendations to avoid floating-gate input oscillation.
The 329-ball fine-pitch BGA requires a controlled-impedance multilayer PCB with via-in-pad or dog-bone fanout. Follow the ball map in the SX-A family datasheet exactly - power, ground, and I/O balls are fixed by the die and cannot be swapped. For signal integrity on fast (172 MHz-class) edges, keep stub lengths short in the fanout region and reference I/O signals to solid ground planes. Mouser's SX-A datasheet includes thermal characteristics that depend on the board's ability to dissipate heat; verify junction temperature against your airflow and copper-pour assumptions at maximum toggling rates.
Ordering-code discipline matters in this family: the letter positions encode plating (F = lead-free, no F = tin-lead), temperature grade (commercial, I = industrial, M = military), and speed grade (none, -1, -2). Mixing these up in procurement yields functionally similar but formally non-compliant parts for regulated builds. For legacy RoHS-exempt programs the BGG329 tin-lead variant is acceptable; for new commercial designs always specify the FBGG329 lead-free version and the exact speed grade validated in Libero timing analysis.
Thông tin tuân thủ
F-prefix ordering code denotes lead-free plating per Microchip ordering convention; distributor listings (Kynix) confirm LEADFREE status. REACH, halogen-free, and conflict-minerals status not stated in reviewed web data.
