A54SX32A-1BGG329M - SX-A FPGA 48K Gates 329-BGA | Microchip
N.º de pieza: A54SX32A-1BGG329M ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $120 | $120,00 |
| 10 | $108 | $1.080,00 |
| 100 | $96 | $9.600,00 |
| 500 | $88 | $44.000,00 |
| 1.000 | $82 | $82.000,00 |
A54SX32A-1BGG329M Descripción general
An FPGA (Field-Programmable Gate Array) is a semiconductor device containing a matrix of configurable logic blocks interconnected by programmable routing, allowing designers to implement custom digital circuits after manufacturing. Within the programmable logic hierarchy, the SX-A family sits among one-time-programmable antifuse FPGAs, positioned under the broader categories of programmable logic devices, digital logic ICs, and semiconductors. Unlike SRAM FPGAs, antifuse devices retain their configuration permanently and power up instantly with no external boot configuration memory.
Key features include 48K system gates of antifuse-based programmable logic, up to 249 user-programmable I/Os in the 329-BGA package, and a 278 MHz toggle/system frequency enabled by the 0.25 um process. The 2.5V core supply keeps dynamic power low, and the one-time-programmable (OTP) antifuse architecture inherently resists configuration readback, providing design security advantages plus immunity to configuration-upset issues in harsh environments.
Technically, the SX-A architecture uses a fine-grained sea-of-modules structure with combinational and sequential logic modules, enabling efficient synthesis of state machines, glue logic, bus interfaces, and data-path functions. The -1 speed grade balances performance and cost, and the M suffix denotes a specific shipping media variant per Microchip ordering conventions.
Typical applications include military and aerospace systems requiring instant-on, secure configuration, industrial control backplanes, communications line-card glue logic, and obsolescence mitigation for legacy Actel/Microsemi designs still in field service.
Design consideration: because the device is one-time-programmable, thoroughly verify the design in simulation and, where feasible, prototype in an SRAM-based device before committing to antifuse programming.
This page synthesizes verified distributor data, drop-in alternatives, and practical design guidance not found in the manufacturer datasheet.
Alternativas directas para A54SX32A-1BGG329M — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Variantes de esta serie
Modelos de la misma serie compatibles directamente con A54SX32A-1BGG329M (mismo factor de forma y huella) — difiere en Package, System Gates, Process Technology, Family, Speed Grade.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
A54SX32A-1BGG329
✅ Sustitución directa✓ En stock
$47.6 / unidad
Ver hoja de datos →A54SX32A-BGG329M
✅ Sustitución directa✓ En stock
$97.6 / unidad
Ver hoja de datos →A54SX32A-BGG329I
✅ Sustitución directa✓ En stock
$1 / unidad
Ver hoja de datos →A54SX32A-1BGG329I
✅ Sustitución directa✓ En stock
$57.8 / unidad
Ver hoja de datos →A54SX32A-2BGG329I
✅ Sustitución directa✓ En stock
$95 / unidad
Ver hoja de datos →A54SX32-1BG329
✅ Sustitución directa✓ En stock
$584.53 / unidad
Ver hoja de datos →A54SX32A-1BGG329M Valores máximos y características eléctricas
| Family | SX-A (antifuse FPGA) |
| System Gates | 48K |
| Logic Gates | 32K |
| Logic Cells | 1800 |
| Number of I/O | 249 |
| Maximum Frequency | 278 MHz |
| Process Technology | 0.25 um |
| Core Supply Voltage | 2.5 V |
| Speed Grade | -1 |
| Encapsulado | 329-Ball BGA (BGG329) |
| Tipo de montaje | Surface Mount |
| Programmability Type | One-Time Programmable (antifuse) |
| Packaging | Tray |
| Manufacturer Prefix Status | Originally Microsemi (Actel), now Microchip Technology |
Guía de configuración de pines de A54SX32A-1BGG329M 329-ball bga (bgg329)
Configuración de pines para A54SX32A-1BGG329M (encapsulado 329-ball bga (bgg329)). Este CI digital incluye GPIO, interfaces de comunicación (UART, SPI, I2C) y pines de alimentación. Consulte la hoja de datos del fabricante para conocer las funciones alternativas de los pines y las opciones de configuración. Esencial para el diseño de sistemas embebidos y el diseño de PCB.
No hay datos detallados de patillaje disponibles para A54SX32A-1BGG329M.
Consulte la hoja de datos para ver la configuración completa de patillas.
Aplicaciones típicas
A54SX32A-1BGG329M es adecuado para 6 aplicacións: Aerospace and Defense Systems, Industrial Control and Automation Backplanes, Communications Line Cards, Legacy Design Obsolescence Mitigation, Secure Embedded Controllers, Test and Measurement Instrumentation.
Aerospace and Defense Systems
The A54SX32A-1BGG329M fits aerospace and defense payloads where instant-on operation and configuration security are mandatory. Its antifuse fabric powers up fully configured with no external boot PROM, eliminating configuration-readout attack paths and configuration-memory upset modes that affect SRAM FPGAs in radiation environments. With 48K system gates and 249 user I/Os in a 329-ball BGA, it implements bus interfaces, telemetry formatting, and control logic at up to 278 MHz. In deployment it typically sits between a microprocessor and custom interfaces, providing deterministic glue logic; the 2.5V core keeps dynamic power low, an important consideration for battery- and solar-powered platforms where every watt of dissipation budget counts.
Recomendado
Industrial Control and Automation Backplanes
In industrial control backplanes, the A54SX32A-1BGG329M integrates state machines, address decoding, and bus bridging that would otherwise require multiple discrete logic devices. Microchip's SX-A positioning emphasizes single-chip integration for system-wide cost savings; 1800 logic cells and 249 I/Os accommodate parallel fieldbus interfaces, interlock logic, and sensor aggregation at up to 278 MHz system performance. The one-time-programmable fabric eliminates the risk of accidental reconfiguration from power glitches, a real failure mode in electrically noisy factory environments. Mounted on the PCB as surface-mount 329-BGA, it replaces glue-logic chains and reduces BOM count, while the -1 speed grade provides adequate timing margin for typical PLC and motor-control interface clocks.
Recomendado
Communications Line Cards
Communications line cards use the A54SX32A-1BGG329M for framer interfacing, multiplexing, and backplane glue logic. Its 278 MHz toggle capability supports legacy T1/E1 through mid-rate SONET-style data paths, while the 249 user I/Os in the 329-ball BGA provide the pin count needed for wide parallel buses to PHY and framer devices. Because the antifuse fabric contains no configuration memory, link restart after power interruption is immediate, an availability benefit for carrier equipment. The 2.5V core reduces switching losses in always-on telecom hardware. Designers typically connect it between backplane transceivers and line-side processors, exploiting its deterministic timing and secure, unmodifiable configuration across fleet-deployed units.
Recomendado
Legacy Design Obsolescence Mitigation
The A54SX32A-1BGG329M is a primary vehicle for sustaining legacy Actel/Microsemi FPGA designs whose original devices are reaching end-of-life or long lead times. The SX-A family maintains design-tool support in Microchip Libero, so existing EDIF netlists and place-and-route databases can be recompiled with minimal changes. With the same 32K gate class and 329-BGA footprint as original SX devices such as the A54SX32-BG329M, boards can often be converted without PCB respin, per FindIC cross-comparison data showing replaceability between SX and SX-A 329-pin parts. The key practice is re-running timing analysis after conversion, since the SX-A -1 grade (278 MHz) is faster than the older SX family's 238 MHz rating.
Recomendado
Secure Embedded Controllers
Secure embedded controller designs benefit from the A54SX32A-1BGG329M's inherently non-readable configuration. Unlike SRAM FPGAs whose bitstreams must be stored externally and are vulnerable to interception, the antifuse bitstream exists only as programmed connections inside the die, providing hardware-level design protection for proprietary algorithms, key management logic, and anti-tamper functions. The 48K system gate capacity implements AES-scale state machines and secure boot checkers, while 249 I/Os interface with processors, memories, and sensors. Per Microchip's official SX-A product page, security combined with performance and low power is a core family value proposition. Designs pair it with a host microcontroller, using the FPGA as a hardened, unmodifiable logic trust anchor in the system.
Recomendado
Test and Measurement Instrumentation
Test and measurement instruments use the A54SX32A-1BGG329M for timing generation, trigger logic, and interface control. The 278 MHz system performance supports fast counter and time-stamping circuits, while the deterministic antifuse routing delivers repeatable propagation delays that matter in calibration-sensitive instrumentation. With 249 user I/Os in the 329-ball BGA, the device fans out to multiple measurement channels and front-panel interfaces simultaneously. Its instant-on behavior means the instrument is functional the moment power is applied, simplifying power sequencing relative to SRAM FPGA designs that require configuration loading time. Instrument makers also value the configuration immutability: firmware-controlled feature sets implemented in the FPGA cannot drift between units in a production fleet.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para A54SX32A-1BGG329M — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | A54SX32A-1BGG329 | A54SX32A-2BGG329I | A54SX32-1BG329 |
|---|---|---|---|---|
| Brand | Microchip Technology (Microsemi) | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 329-Ball BGA (BGG329) | 329-Ball BGA - same | 329-Ball BGA - same | 329-Pin BGA - same footprint |
| System Gates | 48K (32K gates) | 48K (32K gates) | 48K (32K gates) | 32K gates (SX family) |
| Maximum Frequency | 278 MHz | 278 MHz | 278 MHz (-2 grade, higher margin) | 238 MHz |
| Core Supply Voltage | 2.5 V | 2.5 V | 2.5 V | 2.5 V |
| Speed Grade | -1 | -1 | -2 (faster) | -1 (SX family) |
| Packaging Media | Tray (M suffix) | Tray/standard | Tray/standard | Tray/standard |
Diferenciadores clave
- Higher speed grade than original SX family (frente a A54SX32-1BG329)
- Speed-grade upgrade path in identical package (frente a A54SX32A-2BGG329I)
- OTP antifuse security vs SRAM FPGAs (frente a SRAM FPGA equivalents)
Notas de diseño
The A54SX32A-1BGG329M is a one-time-programmable antifuse device: once programmed, the configuration cannot be erased or changed, and a programming error consumes the part. Complete RTL simulation, static timing analysis, and (where feasible) prototyping in a higher-density or SRAM-based device before committing to Silicon Sculptor programming. Order spare programmed units for field service, since individual rework is impossible.
The 2.5V core supply should be decoupled with multiple low-ESR ceramic capacitors (e.g., 0.1 uF per few power balls plus bulk 10 uF) placed close to the BGA power vias. Estimated: dynamic power scales with toggle frequency, so at the 278 MHz maximum rating, core current rises significantly versus typical 20-50 MHz glue-logic operation - verify core current against the SX-A datasheet power calculator for your actual design utilization rather than assuming worst-case headroom is free.
The 329-ball BGA requires controlled-impedance PCB with via-in-pad or dog-bone fanout; plan a minimum 4-layer stackup with dedicated ground plane for signal return paths. I/O bank voltages must be fixed before routing since antifuse I/O configuration is permanent. For 278 MHz-class signals, keep trace stubs short and length-match wide buses; follow the Microchip SX-A family datasheet package and thermal section for ball-map and land-pattern guidance.
Información de cumplimiento
Compliance status not stated in the provided verified web data; confirm with Microchip product compliance documentation for A54SX32A-1BGG329M.
