A54SX16-1PQG208I - 24K Gate FPGA 175 I/O | Microchip Technology
N.º da peça: A54SX16-1PQG208I ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $62.5 | $62,50 |
| 10 | $56.25 | $562,50 |
| 100 | $49.8 | $4.980,00 |
| 500 | $44.6 | $22.300,00 |
| 1.000 | $39.9 | $39.900,00 |
A54SX16-1PQG208I Visão geral
An FPGA (Field-Programmable Gate Array) is a semiconductor device containing a sea of configurable logic blocks and programmable interconnects that engineers configure in the field to implement custom digital circuits. Within the programmable logic hierarchy, the SX family sits in the antifuse one-time-programmable (OTP) FPGA category, a predecessor of modern flash and SRAM FPGAs and a sibling of the higher-density SX-A and radiation-tolerant RTAX families.
Key features include one-time-programmable antifuse technology for high security and instant-on operation, 3.3V single-supply operation with 5V-tolerant I/O, 0.35um process technology, and up to 320 MHz internal performance with 3.7 ns pin-to-pin clock-to-output, 0.1 ns input setup, and 0.25 ns clock skew, suiting PCI-class 66 MHz designs on a single chip with 100% resource utilization and 100% pin locking.
Architecturally, the SX family uses a sea-of-modules structure with dedicated registers, high module utilization efficiency, and deterministic routing, which yields predictable timing and low power compared to SRAM FPGAs. Because the configuration is stored in antifuse elements rather than an external configuration device, the design cannot be read back, providing strong intellectual-property protection.
Typical applications include industrial control and automation, aerospace and defense subsystems, communications and networking glue logic, and bridge/PCI interface integration where single-chip consolidation of multiple devices reduces cost, board area, and power.
Design consideration: antifuse programming is irreversible, so verify the full design in simulation and, when possible, use the corresponding Programmer/debug flow before committing a device.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
Alternativas drop-in para A54SX16-1PQG208I — 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 A54SX16-1PQG208I (mesmo formato e footprint) — diferindo em Family, Package, System Gates, Process Technology, Operating Temperature.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
A54SX16P-1PQG208I
✅ Drop-In✓ Em estoque
Consulte o preço
Ver ficha técnica →A54SX16-2PQG208I
✅ Drop-In✓ Em estoque
$47.95 / unidade
Ver ficha técnica →A54SX16P-PQG208I
✅ Drop-In✓ Em estoque
$38.75 / unidade
Ver ficha técnica →A54SX16P-1PQG208
✅ Drop-In✓ Em estoque
Consulte o preço
Ver ficha técnica →A54SX16-1PQG208
✅ Drop-In✓ Em estoque
Consulte o preço
Ver ficha técnica →A54SX32-1PQG208I
✅ Drop-In✓ Em estoque
$44.9 / unidade
Ver ficha técnica →A54SX16-1PQG208I Classificações máximas e características elétricas
| Family | SX (Actel/Microsemi) |
| System Gates | 24000 gates |
| Logic Cells / Modules | 924 cells |
| Logic Array Blocks (LABs) | 1452 |
| Programmable I/O | 175 |
| Internal Performance | up to 280 MHz |
| Clock-to-Out (Pin-to-Pin) | 3.7 ns |
| Input Set-Up | 0.1 ns |
| Clock Skew | 0.25 ns |
| Tensão de alimentação | 3.3 V (5.0 V tolerant I/O) |
| Process Technology | 0.35 um |
| Programming Technology | Antifuse (one-time programmable) |
| Speed Grade | -1 |
| Temperatura de operação | -40C to +85C |
| Encapsulamento | 208-BFQFP (PQG208) |
| Tipo de montagem | Surface Mount |
Guia de Configuração de Pinos do A54SX16-1PQG208I 208-bfqfp (pqg208)
Configuração de pinos para A54SX16-1PQG208I (pacote 208-bfqfp (pqg208)). 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 A54SX16-1PQG208I.
Consulte a ficha técnica para a configuração completa dos pinos.
Aplicações típicas
A54SX16-1PQG208I é adequado para 6 aplicaçãos: 66 MHz PCI Interface Integration, Industrial Control and Automation, Aerospace and Defense Subsystems, Communications and Networking Equipment, Glue Logic Consolidation and Board Redesign, Secure Embedded Controllers.
66 MHz PCI Interface Integration
The A54SX16-1PQG208I directly targets 66 MHz PCI compliance as a single-chip solution, per the SX family datasheet. Its 3.7 ns pin-to-pin clock-to-output, 0.1 ns input setup, and 0.25 ns clock skew provide the deterministic timing margins required for PCI load-and-hold analysis at 66 MHz, while 100% resource utilization with 100% pin locking lets designers fully pack the 24K gates without losing routing flexibility. Used as a PCI bridge or host interface between a host processor and application-specific logic, the antifuse device powers up instantly with no configuration device and offers 3.3V operation with 5V-tolerant I/O for mixed-voltage backplanes. Verify timing with the -2 speed grade if your worst-case PCI setup analysis leaves under 1 ns margin.
Recomendado
Industrial Control and Automation
In factory automation, motor-control sequencing, and PLC I/O subsystems, the A54SX16-1PQG208I consolidates glue logic, state machines, and interface bridges into one 24,000-gate antifuse FPGA, replacing multiple discrete CPLDs and TTL devices on a single 208-pin QFP footprint. The industrial -40C to +85C rating matches unconditioned cabinet environments, and 3.3V single-supply operation with 5V-tolerant I/O interfaces directly with legacy 5V sensors and modern 3.3V controllers. Because the configuration is nonvolatile antifuse, boards boot instantly after power interruption - critical for equipment without configuration controllers. Estimated benefit: replacing 5-10 SSI/MSI devices cuts board area and inventory while the read-back-protected bitstream prevents field copying of proprietary control algorithms.
Recomendado
Aerospace and Defense Subsystems
The SX family's sea-of-modules antifuse architecture is widely deployed in defense electronics for command decoding, interface conversion, and telemetry formatting, where one-time programmability, instant-on startup, and immunity to configuration upsets are valued. The A54SX16-1PQG208I provides 24K system gates and 175 I/O with deterministic routing delays that simplify worst-case timing sign-off for military qualification documentation. Its read-back-protected antifuse configuration secures proprietary or classified bitstreams - unlike SRAM FPGAs whose configuration stream is exposed at boot. For space-level programs needing radiation tolerance, migrate within the same Actel ecosystem to the RTAX family (e.g., RTAX250SL-CQ208V) using similar design methodology, though package and pinout verification is required before board reuse.
Recomendado
Communications and Networking Equipment
Telecom line cards, protocol converters, and backplane adapters use the A54SX16-1PQG208I for framing logic, elastic buffers, and bus bridging between processors and PHY devices. The 280 MHz internal performance headroom handles multi-channel serial interfaces, while 0.25 ns clock skew supports synchronous parallel data capture across wide buses. The device's 175 programmable I/O cover 8/16/32-bit data paths plus control in one package, and its low static power suits always-on network infrastructure. Because the design is locked in antifuse, delivered systems exhibit fixed timing behavior across the entire production fleet - an advantage for carrier equipment requiring repeatable bit-error performance. Estimated benefit: single-chip integration of a CPLD plus several bus transceiver support functions reduces per-card BOM cost.
Recomendado
Glue Logic Consolidation and Board Redesign
Legacy boards carrying random logic - address decoders, interrupt controllers, wait-state generators, and bus formatters - can be consolidated into one A54SX16-1PQG208I with 100% resource utilization enabled by the SX architecture's high module efficiency. The 208-pin QFP provides abundant I/O (175 user pins) for replacing multi-device bus connections, and 3.3V/5V-tolerant I/O bridges legacy TTL islands to modern controllers. Consolidation shrinks PCB area, cuts assembly cost, and improves reliability by reducing solder-joint count. Because antifuse programming is permanent, complete the redesign in the Actel Libero/Designer flow with full simulation before committing production devices. The same footprint accommodates the A54SX32 upward migration if the consolidated design grows beyond 24K gates.
Recomendado
Secure Embedded Controllers
Applications requiring design secrecy - licensed equipment, encrypted peripheral controllers, anti-cloning protection - benefit from the A54SX16-1PQG208I's antifuse configuration, which cannot be read back after programming, unlike SRAM FPGA bitstreams that traverse the boot bus. The 24K gate capacity implements state machines, authentication logic, and custom bus interfaces, while instant-on startup eliminates the configuration window that attackers can exploit on SRAM devices. Industrial -40C to +85C operation supports outdoor and unconditioned deployments. Design consideration: because the antifuse bitstream is burned in and irreversible, budget for programming yield and keep programmed spare inventory, and use the manufacturer's recommended programmer flow to minimize fuse-map errors in secure production.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para A54SX16-1PQG208I — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | A54SX16P-1PQG208I | A54SX16-2PQG208I | A54SX16-1PQG208 | A54SX32-1PQG208I |
|---|---|---|---|---|---|
| Package | 208-BFQFP (PQG208) | 208-BFQFP (PQG208) - same | 208-BFQFP (PQG208) - same | 208-BFQFP (PQG208) - same | 208-BFQFP (PQG208) - same |
| Brand | Microchip Technology (Microsemi/Actel) | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 24,000 | 24,000 | 24,000 | 24,000 | 32,000 |
| Speed Grade | -1 (standard) | -1 | -2 (faster) | -1 | -1 |
| Power Variant | Standard SX16 | Low-power SX16P | Standard SX16 | Standard SX16 | Standard SX32 |
| Operating Temperature | -40C to +85C (industrial) | -40C to +85C | -40C to +85C | Commercial (0C to +70C) | -40C to +85C |
| Programming Technology | Antifuse OTP, 3.3 V | Antifuse OTP, 3.3 V | Antifuse OTP, 3.3 V | Antifuse OTP, 3.3 V | Antifuse OTP, 3.3 V |
Principais diferenciais
- Nonvolatile antifuse with no configuration device (vs A54SX16-2PQG208I (SRAM-FPGA comparison baseline: typical SRAM devices))
- Deterministic timing for 66 MHz PCI single-chip solutions (vs A54SX16P-1PQG208I)
- Same-footprint upward migration to 32K gates (vs A54SX32-1PQG208I)
Notas de projeto
The A54SX16-1PQG208I is one-time programmable: the antifuse bitstream is burned in permanently and cannot be erased or updated. Lock your design in the Actel/Microchip Designer (Libero SoC) flow - complete functional simulation, timing verification against the -1 speed grade, and pin assignment freeze - before submitting devices for programming. Keep unprogrammed spare inventory if field changes are foreseeable, or migrate to the pin-compatible SX-A family for designs still in flux.
Supply the device from a clean 3.3 V rail; I/O are 5V tolerant, so no level shifting is needed when interfacing legacy 5V buses. Decouple each VCC/VSS pin pair of the 208-pin QFP with 0.1 uF ceramics placed within 2-3 mm of the pin, plus bulk 10 uF per rail quadrant. For thermally or battery-constrained systems, consider the A54SX16P-1PQG208I low-power variant, which drops static current while remaining footprint-compatible.
Use a dedicated ground plane under the 208-pin QFP with low-inductance via fan-out for all ground pins to keep the 0.25 ns clock-skew specification meaningful at the board level. Route 66 MHz PCI-class clocks with controlled impedance and length matching to the FPGA clock pin. Do not connect JTAG/programming pins to shared headers with other logic - keep the programming header isolated so the programmer can access the device without bus contention.
Informações de conformidade
The 'G' in PQG208 denotes the green/lead-free package suffix per Microchip/Microsemi ordering-code convention; explicit RoHS/REACH certification status should be confirmed on the Microchip product page.