A54SX32A-PQG208A - 48K Gate SX-A FPGA, 208-PQFP | Microchip
N.º de pieza: A54SX32A-PQG208A ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $68.5 | $68,50 |
| 10 | $62.4 | $624,00 |
| 100 | $55.9 | $5.590,00 |
| 500 | $51.2 | $25.600,00 |
| 1.000 | $47.8 | $47.800,00 |
A54SX32A-PQG208A Descripción general
An FPGA (Field-Programmable Gate Array) is a semiconductor device containing a fabric of programmable logic blocks and interconnect that designers configure after manufacturing. Within the programmable logic hierarchy, the A54SX32A belongs to the one-time-programmable antifuse FPGA category, positioned above CPLDs in logic density and below SRAM FPGAs in reconfigurability. Its "sea-of-modules" architecture tiles the die with combinatorial cells (C-cells) and register cells (R-cells) with virtually no die area lost to routing.
Key features include approximately 48,000 system gates (32,000 typical usable), 2880 logic modules, and 0.25 um antifuse technology. Because configuration is stored in antifuse elements rather than SRAM, the device is inherently secure against bitstream extraction and needs no external configuration ROM, reducing bill-of-materials cost and board complexity.
Technically, the SX-A architecture achieves high routing efficiency through its module grid, supporting toggle rates up to 238 MHz with deterministic 1.2 ns pin-to-pin routing delays that do not vary significantly with placement. The antifuse switch adds near-zero parasitic capacitance, contributing to both speed and low static power consumption compared with SRAM-based alternatives of the same era.
Typical applications include industrial control and automation logic, military and communications protocol glue logic, bridge functions between microprocessors and custom ASICs, and high-reliability single-chip system integration where configuration data must not be readable.
Design consideration: as a one-time-programmable device, prototype iteratively in lower-cost family members before programming production parts; verify supply sequencing and 2.25V-2.75V core tolerance against your power tree.
This page synthesizes distributor pricing, drop-in family alternatives, and practical design notes not found in the manufacturer datasheet alone.
Alternativas directas para A54SX32A-PQG208A — 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-PQG208A (mismo factor de forma y huella) — difiere en Package, System Gates, Operating Temperature, RoHS Status, Family.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
A54SX32A-1PQG208M
✅ Sustitución directa ⚠️ Especificaciones sin verificar✓ En stock
Consulte el precio
Ver hoja de datos →A54SX32A-1PQG208I
✅ Sustitución directa ⚠️ Especificaciones sin verificar✓ En stock
$44.75 / unidad
Ver hoja de datos →A54SX32A-PQG208I
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
A54SX32A-2PQG208
✅ Sustitución directa ⚠️ Especificaciones sin verificar📋 Alternativa de referencia (no en el catálogo)
A54SX32A-1PQG208I
✅ Sustitución directa ⚠️ Especificaciones sin verificar✓ En stock
$44.75 / unidad
Ver hoja de datos →A54SX32A-PQG208M
✅ Sustitución directa✓ En stock
Consulte el precio
Ver hoja de datos →A54SX32A-PQG208A Valores máximos y características eléctricas
| Family | SX-A (Actel/Microsemi antifuse FPGA) |
| System Gates | 48000 gates (32000 typical) |
| Logic Modules | 2880 modules (C-cell and R-cell) |
| User I/O | 174 |
| Maximum Toggle Frequency | 238 MHz |
| Register-to-Register Timing | 1.2 ns |
| Core Supply Voltage | 2.5 V nominal (2.25 V to 2.75 V) |
| Technology | 0.25 um antifuse (CMOS) |
| Programmability | One-time programmable (antifuse) |
| Encapsulado | 208-PQFP / 208-BFQFP (28 x 28 mm) |
| Tipo de montaje | Surface Mount |
| Temperatura de funcionamiento | 0C to +70C (TA, commercial 'A' grade) |
| Configuration | Internal antifuse, no external boot ROM required |
| Architecture | Sea-of-modules |
| Supplier Status | In Production |
Guía de configuración de pines de A54SX32A-PQG208A 208-pqfp / 208-bfqfp (28 x 28 mm)
Configuración de pines para A54SX32A-PQG208A (encapsulado 208-pqfp / 208-bfqfp (28 x 28 mm)). 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-PQG208A.
Consulte la hoja de datos para ver la configuración completa de patillas.
Aplicaciones típicas
A54SX32A-PQG208A es adecuado para 6 aplicacións: Industrial Control and Automation, Defense and Secure Systems, Protocol Bridge and Glue Logic, ASIC Prototyping and Emulation, Test and Measurement Equipment, Medical Device Control Logic.
Industrial Control and Automation
The A54SX32A-PQG208A fits industrial control systems that need deterministic, secure glue logic between PLC processors, I/O modules, and field interfaces. Its 174 user I/O handle dense parallel interfacing, while the 238 MHz toggle capability and 1.2 ns deterministic routing delays support hard-real-time sequencing without software latency. Because the antifuse fabric is one-time-programmable and cannot be read back, proprietary control IP embedded in the FPGA is protected from cloning on the factory floor. The device typically sits between a microcontroller and backplane connectors, implementing state machines, address decoding, and bus bridging at a 2.5V core. Designers should select the industrial-grade PQG208I suffix where ambient temperatures exceed the commercial 0C to +70C window of this commercial-grade variant.
Recomendado
Defense and Secure Systems
Antifuse FPGAs are a mainstay of defense electronics precisely because the A54SX32A-PQG208A stores its configuration in permanent antifuse switches: there is no bitstream in external memory to intercept, and no readback path for reverse engineering. The 48,000-gate density suits missile guidance glue logic, secure communications bridging, and radar subsystem timing generators. Military temperature variants such as A54SX32A-1PQG208M extend the commercial 0C to +70C range for harsh environments. Instant-on behavior - active within nanoseconds of power application without configuration loading - matters for time-critical weapons and avionics buses. The 208-pin PQFP's gull-wing leads also simplify inspection for high-reliability solder processes compared with area-array packages of the same era.
Recomendado
Protocol Bridge and Glue Logic
Legacy systems frequently mix bus standards - PCI-era backplanes, VME, parallel memory buses, and custom interfaces - and the A54SX32A-PQG208A provides single-chip bridging between them. With 48,000 system gates and 2,880 C-cell/R-cell modules, it absorbs address decoders, FIFOs, bus arbiters, and handshaking state machines that would otherwise require dozens of 74-series devices. The sea-of-modules architecture gives uniform routing delays of about 1.2 ns, so bus timing analysis stays deterministic across placement iterations. Its 174 I/O in the 28 x 28 mm PQFP supply enough pins for 32/64-bit parallel buses plus control signals. Replacing multi-chip glue logic with one A54SX32A reduces board area, assembly cost, and inventory line items simultaneously.
Recomendado
ASIC Prototyping and Emulation
Before committing to an ASIC tape-out, engineers historically mapped RTL into antifuse FPGAs such as the A54SX32A-PQG208A for speed-accurate prototyping at real clock rates. The 238 MHz toggle rate and low-jitter antifuse routing let prototype boards run near target frequencies, exposing timing and functional bugs that slower SRAM FPGA emulators hide. Because the device programs once, teams first validate on multiples of the commercial-grade part, then fix the netlist before final programming. The 208-PQFP footprint supports rework-friendly prototype boards with sockets or released burn-in boards. Today this practice persists in sustaining engineering for legacy ASIC replacements: an obsolete ASIC's reverse-engineered netlist is compiled into the A54SX32A to extend product life.
Recomendado
Test and Measurement Equipment
Bench instruments and automated test equipment benefit from the A54SX32A-PQG208A's deterministic timing and instant-on operation. Trigger generators, timing pattern generators, and channel-scan controllers implemented in the 48K-gate fabric start working the instant power is applied - no configuration delay - which shortens instrument boot time and supports triggered measurements synchronized to mains or external references. The 1.2 ns register-to-register figure gives sub-nanosecond-scale resolution in timing generators, while 174 I/O drive multi-channel test headers directly. Commercial 0C to +70C operation matches typical laboratory environments. For production ATE racks, the one-time-programmable fabric also guarantees the test program's hardware configuration never changes between calibration and field deployment.
Recomendado
Medical Device Control Logic
Non-safety-critical control and interface logic in medical instruments - sample handling robotics, display interfacing, communication bridging - can leverage the A54SX32A-PQG208A's secure, configuration-free operation. The antifuse fabric guarantees the shipped configuration is identical for every unit produced, simplifying design-history-file documentation for regulatory audits since no firmware can be altered in the field. Its 2.5V low-static-power core keeps instrument standby current modest, and deterministic 1.2 ns delays simplify timing analysis of motion-control handshakes with motor drivers. Designers must observe the commercial 0C to +70C limit or specify the industrial PQG208I variant, and should confirm current lifecycle support status with Microchip for long product lifetimes typical of medical equipment.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para A54SX32A-PQG208A — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | A54SX32A-1PQG208M | A54SX32A-PQG208I | A54SX32A-2PQG208 | A54SX32A-1PQG208 |
|---|---|---|---|---|---|
| Package | 208-BFQFP / PQFP (28 x 28 mm) | 208-PQFP - same | 208-BFQFP - same | 208-PQFP - same | 208-PQFP - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 48000 (32000 typical) | 48000 - same die | 48000 - same die | 48000 - same die | 48000 - same die |
| User I/O | 174 | 174 | 174 | 174 | 174 |
| Speed Grade | Standard | -1 (faster) | Standard | -2 (fastest) | -1 (faster) |
| Operating Temperature | 0C to +70C | Military grade range | -40C to +85C | 0C to +70C | 0C to +70C |
| Core Supply Voltage | 2.5 V nominal | 2.5 V nominal | 2.5 V nominal | 2.5 V nominal | 2.5 V nominal |
| Configuration | One-time programmable antifuse | One-time programmable antifuse | One-time programmable antifuse | One-time programmable antifuse | One-time programmable antifuse |
Diferenciadores clave
- Configuration security with no external boot memory (frente a SRAM FPGAs of comparable density)
- Deterministic routing delays (frente a A54SX72A-1PQG208)
- Trade-off: one-time programmability (frente a A54SX32A-2PQG208)
Notas de diseño
Power the 2.5V core rail from a regulator with 2.25V-2.75V tolerance and sequence it with I/O banks per the SX-A datasheet power-up guidance. Because antifuse FPGAs draw low static current, decoupling can be modest - a bulk 10uF-22uF ceramic plus local 0.1uF per VDD pin pair is typical practice for this package class - but verify dynamic current with the Libero power estimator at your actual toggle rate, since dynamic power at 238 MHz dominates.
The A54SX32A is one-time programmable: an incorrect netlist cannot be erased. Always prototype on lower-cost family members or spare devices, run full post-layout timing simulation in Libero/Designer, and lock the pin assignment file before generating the fuse map. Ordering the wrong temperature suffix (A vs I vs M) is another common error - verify the suffix against your environmental specification before placing production orders.
The 208-PQFP 28 x 28 mm footprint uses 0.5 mm pitch gull-wing leads requiring careful solder-paste stencil design to avoid bridging; follow IPC-recommended land patterns for PQFP packages. Route high-fanout clock nets to dedicated clock pins and keep stub lengths short; the deterministic 1.2 ns routing delay applies to the fabric, not to your PCB traces. Provide solid ground return under the package via a full ground plane to control I/O return paths.
Información de cumplimiento
Compliance status for this legacy SX-A package was not present in the retrieved web data; consult Microchip's official product page or environmental datasheet for RoHS/REACH declarations.
