A54SX32A-1TQG144 - 48K Gate SX-A FPGA 278MHz TQFP-144 | Microchip
N.º da peça: A54SX32A-1TQG144 ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $68.5 | $68,50 |
| 10 | $62.3 | $623,00 |
| 100 | $55.8 | $5.580,00 |
| 500 | $50.1 | $25.050,00 |
| 1.000 | $45.2 | $45.200,00 |
A54SX32A-1TQG144 Visão geral
An FPGA (Field-Programmable Gate Array) is a semiconductor device containing programmable logic blocks and interconnects that designers configure after manufacturing. Within the programmable logic hierarchy, the A54SX32A sits in the mid-density class of one-time-programmable (OTP) antifuse FPGAs: FPGA -> programmable logic device (PLD) -> digital logic IC -> semiconductor. Unlike SRAM FPGAs, Actel antifuse devices retain their configuration permanently and require no external boot configuration ROM.
Key features include a 0.25um CMOS antifuse process, clock speeds up to 278 MHz, low static power consumption typical of the SX-A family, and a low-cost single-chip integration path. The -1 speed grade is the fastest commercial grade in the SX32A lineup, and the 20x20 mm TQFP-144 body with 1.4 mm height suits surface-mount assembly without fine-pitch BGAs.
Architecturally, the SX-A family uses a sea-of-modules fabric with combinational and sequential logic modules (C-cells and R-cells) connected by a segmented routing fabric programmed through antifuse links. This structure yields deterministic, low-jitter routing with interconnect delays comparable to gate arrays, making the family a low-risk ASIC or complex-PAL replacement.
Typical applications include industrial control glue logic, communication bridging, state-machine integration, bus interfaces, and cost-sensitive system consolidation where a one-time-programmed configuration is a security or reliability benefit.
Design consideration: antifuse devices are one-time programmable - prototype on compatible devices or use the Libero/Microsemi design flow with thorough simulation before committing, since design changes require a new device. Verify 2.5V supply rail sequencing and decouple each VCC pin.
This page synthesizes distributor pricing, drop-in alternatives, pinout availability, and practical design notes not found in the manufacturer datasheet.
Alternativas drop-in para A54SX32A-1TQG144 — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com A54SX32A-1TQG144 (mesmo formato e footprint) — diferindo em Package, Family, System Gates, Process Technology, User I/O.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
A54SX32A-TQG144IX53
✅ Drop-In✓ Em estoque
$302 / unidade
Ver ficha técnica →A54SX32A-1TQG144I
✅ Drop-In✓ Em estoque
$28.8 / unidade
Ver ficha técnica →A54SX32A-1TQG144M
✅ Drop-In✓ Em estoque
$978 / unidade
Ver ficha técnica →A54SX32-TQ144
✅ Drop-In✓ Em estoque
$212 / unidade
Ver ficha técnica →A54SX32-TQ144I
✅ Drop-In✓ Em estoque
$250.11 / unidade
Ver ficha técnica →A54SX32-TQ144M
✅ Drop-In✓ Em estoque
$811.44 / unidade
Ver ficha técnica →A54SX32A-1TQG144 Classificações máximas e características elétricas
| Family | SX-A (Actel/Microsemi antifuse FPGA) |
| System Gates | 48000 |
| Logic Cells | 2880 |
| CLBs / Logic Modules | 2880 |
| Maximum System Frequency | 278 MHz |
| Number of User I/Os | 113 |
| Core Supply Voltage | 2.5 V |
| Process Technology | 0.25 um CMOS |
| Programming Technology | Antifuse (one-time programmable) |
| Speed Grade | -1 |
| Encapsulamento | TQFP-144 (TQG144) |
| Package Height | 1.4 mm |
| Tipo de montagem | Surface Mount |
| Status RoHS | Compliant |
| Packaging | Tray |
Guia de Configuração de Pinos do A54SX32A-1TQG144 1.4 mm
Configuração de pinos para A54SX32A-1TQG144 (pacote 1.4 mm). Este CI digital inclui GPIO, interfaces de comunicação (UART, SPI, I2C) e pinos de alimentação. Consulte o datasheet do fabricante para funções alternativas dos pinos e opções de configuração. Essencial para projeto de sistemas embarcados e layout de PCB.
Nenhum dado detalhado de pinagem disponível para A54SX32A-1TQG144.
Consulte a ficha técnica para a configuração completa dos pinos.
Aplicações típicas
A54SX32A-1TQG144 é adequado para 6 aplicaçãos: Industrial Control and Automation Glue Logic, Communication and Bus Bridging, ASIC Prototyping and Low-Volume ASIC Replacement, Avionics and High-Reliability Systems, Test and Measurement Instrument Logic, Secure and Tamper-Resistant Embedded Systems.
Industrial Control and Automation Glue Logic
The A54SX32A-1TQG144 consolidates address decoders, bus arbiters, interrupt controllers, and state machines that would otherwise require multiple 74-series devices. Its 2880 logic cells and 278 MHz timing capability provide ample headroom for deterministic industrial control sequences, while the antifuse OTP configuration survives power glitches and is immune to configuration corruption - a common failure mode of SRAM FPGAs in electrically noisy factory environments. The 113 user I/Os interface 3.3V/2.5V logic directly on the TQFP-144 footprint. The one-time-programmed bitstream also serves as a tamper deterrent on deployed control hardware. Designers typically prototype on the standard grade and production-qualify the -1 grade for timing margin.
Recomendado
Communication and Bus Bridging
With a 278 MHz maximum system frequency and segmented antifuse routing, the A54SX32A-1TQG144 implements protocol bridges between legacy buses (PCI local segments, VME-style backplanes, parallel peripheral buses) and newer interfaces. The SX-A architecture provides deterministic interconnect delays similar to a masked gate array, simplifying timing closure for bridging pipelines where jitter and latency predictability matter more than raw density. The 2.5V core with mixed I/O support allows direct connection to common 3.3V bus transceivers. The one-time-programmable nature means a bridged system boots instantly with zero configuration load time, unlike SRAM FPGAs that require hundreds of milliseconds of bitstream loading at power-up.
Recomendado
ASIC Prototyping and Low-Volume ASIC Replacement
The SX-A family was architected as an ASIC-like sea-of-modules fabric, making the A54SX32A-1TQG144 a natural drop for low-volume ASIC replacements and gate-array porting. Its 48K system gates accommodate moderate RTL designs, and interconnect delays comparable to a gate array allow porting timing-verified netlists with minimal redesign. The one-time antifuse programming replicates ASIC behavior - no configuration controller, no boot ROM, no reconfiguration risk - while avoiding mask charges and minimum-order quantities. For prototyping, engineers verify design changes on interchangeable devices in the same TQFP-144 socket across speed grades before committing production units.
Recomendado
Avionics and High-Reliability Systems
Antifuse FPGAs are a staple of aerospace and defense designs because the programmed configuration cannot be read back or upset by single-event effects in the same way as SRAM cells. The A54SX32A-1TQG144 and its screened variants (A54SX32A-1TQG144M) serve in telemetry formatting, sensor interface consolidation, and redundancy-management logic. The 2.5V core consumes low static power - important for power-constrained avionics - and the permanent configuration eliminates configuration-memory attack surfaces in secure platforms. Designers pair the device with rad-tolerant power supervision, and the 278 MHz grade provides timing margin over the standard 238 MHz part for critical-path protection.
Recomendado
Test and Measurement Instrument Logic
In bench and automated test equipment, the A54SX32A-1TQG144 implements timing generators, trigger state machines, and pattern sequencers. The deterministic antifuse routing yields channel-to-channel timing skew behavior that is stable unit-to-unit - valuable for calibrated instruments - and the 278 MHz -1 speed grade supports sub-10 ns trigger latency paths. The 113 user I/Os connect to level-shifting front ends and measurement back ends, while instant-on OTP configuration means the instrument is operational the moment power settles, with no configuration controller firmware dependency. Cost-sensitive volume production also benefits from the low per-unit pricing of this mature Microchip product line.
Recomendado
Secure and Tamper-Resistant Embedded Systems
Where design IP protection matters, the A54SX32A-1TQG144 offers a structural advantage: once programmed, the antifuse configuration is physically permanent and cannot be read out through any configuration interface. This makes it suitable for copy-protection logic, secure boot companions, and key-handling glue logic in payment, licensing, and industrial-security equipment. The 48K-gate capacity holds authentication engines and obfuscated state machines, while the 278 MHz performance keeps security routines off the critical path. Combined with the 2.5V low-power core and standard TQFP-144 assembly flow, it delivers hardware security without custom silicon costs.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para A54SX32A-1TQG144 — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | A54SX32A-TQG144 | A54SX32A-1TQG144I | A54SX32-TQ144 |
|---|---|---|---|---|
| Package | TQFP-144 | TQFP-144 - same | TQFP-144 - same | TQFP-144 - same |
| Brand | Microchip Technology (Microsemi/Actel) | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 48000 | 48000 | 48000 | 32000 (previous generation) |
| Logic Cells | 2880 | 2880 | 2880 | 1800 |
| Core Supply Voltage | 2.5 V | 2.5 V | 2.5 V | 2.5 V |
| Temperature Grade | Commercial | Commercial | Industrial | Commercial |
| Programming Technology | Antifuse (OTP) | Antifuse (OTP) | Antifuse (OTP) | Antifuse (OTP) |
Principais diferenciais
- Fastest commercial speed grade in the SX32A lineup (vs A54SX32A-TQG144)
- Instant-on OTP antifuse configuration (vs SRAM FPGAs)
- Low-power 0.25um 2.5V core (vs A54SX32-TQ144)
- Trade-off: no reprogrammability (vs SRAM FPGAs)
Notas de projeto
Power the A54SX32A-1TQG144 from a clean 2.5V rail. Estimated guidance: with a 3.3V system supply, an LDO stepping 3.3V to 2.5V dissipates (3.3 - 2.5) V x I_core; at an assumed 100 mA core current that is only 80 mW, but verify against your actual utilization using Microchip's power calculator in Libero. Decouple every VCC pin with 0.1uF ceramic capacitors placed within 2 mm of the pin, plus at least one 10uF bulk capacitor per supply domain. Verify I/O bank voltage assignments against external interfaces before layout sign-off.
The SX-A family is one-time programmable - there is no rework path after programming. Complete RTL simulation, place-and-route timing analysis, and a full programming-file review in Microchip Libero/Designer before committing devices. Lock speed-grade libraries correctly: designing against the -1 (278 MHz) library and manufacturing with the standard A54SX32A-TQG144 (238 MHz) will fail timing in the field. Also order sufficient prototype devices, since each design iteration consumes a new part.
The TQFP-144 has 0.5 mm pitch leads requiring solder-mask-defined or NSMD pads per IPC guidance for fine-pitch QFP assembly; use a 20x20 mm footprint with pull-back traces for inspection access. Keep clock routing on inner layers with ground planes above and below to control the 278 MHz-class edges. The 1.4 mm package height and exposed corners allow straightforward AOI. Avoid routing high-speed signals between adjacent VCC/GND pin pairs without local decoupling, and provide at least two thermal vias near the die center for heat spreading in convection-cooled enclosures.
Antifuse routing gives deterministic delays, but output edge rates on 113 user I/Os can still drive reflections on long traces. Estimated guidance: keep single-ended loads unterminated only below roughly 50 mm of trace; for longer runs use series 22-33 ohm source termination at the FPGA pin. Group related outputs together to bound simultaneous-switching noise, and confirm ground-bounce performance by simulating worst-case 8-to-0 output switching patterns with IBIS models from the Microchip support portal.
Informações de conformidade
FindIC specification data lists 'ROHS COMPLIANT' for the A54SX32A-1TQG144; distributor data (PCB Electronics) states LEAD FREE. REACH, halogen-free, and conflict-minerals status not stated in provided data.
