A54SX16-1PQG208 - 24K Gate SX FPGA, 175 I/O | Microsemi
N.º da peça: A54SX16-1PQG208 ✓ Ativo| Qtd. | Preço unitário | Total |
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| 1 | $0 | $0,00 |
| 10 | $0 | $0,00 |
| 100 | $0 | $0,00 |
| 500 | $0 | $0,00 |
| 1.000 | $0 | $0,00 |
A54SX16-1PQG208 Visão geral
An FPGA (Field-Programmable Gate Array) is a semiconductor device containing a fabric of configurable logic blocks (CLBs), logic array blocks (LABs), and programmable interconnects that the designer wires together after manufacturing. Within the programmable logic hierarchy, the A54SX16 sits in the antifuse-FPGA branch: FPGA -> programmable logic device -> digital logic IC -> semiconductor. Antifuse FPGAs such as the SX family are one-time programmable, meaning their configuration is permanent and non-volatile, which improves resistance to configuration readback and radiation-induced upset compared with SRAM FPGAs.
Key features include the sea-of-modules architecture that shortens design time and lowers power consumption, 1452 logic array blocks / configurable logic blocks, 0.35 um process technology, and dual-voltage operation that simplifies integration into mixed 3.3V/5V legacy systems. The -1 speed grade is the standard performance bin of the SX family, while faster -2 and radiation-tolerant SX-A/SX-S variants exist in the same architecture.
The SX architecture uses a deterministic routing fabric built around C-cells and R-cells, giving predictable pin-to-pin delays that simplify timing closure in glue logic, bus interfacing, and state-machine designs. Because configuration is stored in antifuse elements rather than an external boot flash, the device is instantly active at power-up with no configuration time.
Typical applications include industrial control glue logic, legacy 5V/3.3V bus bridging, telecommunications line-card control, and defense/aerospace upgrades where one-time programmability and instant-on behavior matter. The 208-pin PQFP with 0.5 mm lead pitch suits standard surface-mount assembly.
Design consideration: verify both supply domains at the PCB level, because the SX family requires separate core and I/O rails; inadequate decoupling on the 5V rail is a common pitfall in retrofits.
This page synthesizes distributor pricing signals, drop-in alternatives, and design guidance not found in the manufacturer datasheet.
Alternativas drop-in para A54SX16-1PQG208 — 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 A54SX16-1PQG208 (mesmo formato e footprint) — diferindo em Package, Family, Operating Temperature, Process Technology, Logic Cells.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
A54SX16P-1PQG208
✅ Drop-In✓ Em estoque
Consulte o preço
Ver ficha técnica →A54SX16-2PQG208I
✅ Drop-In✓ Em estoque
$47.95 / unidade
Ver ficha técnica →A54SX16P-PQG208
✅ Drop-In✓ Em estoque
$47.95 / unidade
Ver ficha técnica →A54SX16P-PQG208I
✅ Drop-In✓ Em estoque
$38.75 / unidade
Ver ficha técnica →A54SX16-1PQ208I
✅ Drop-In✓ Em estoque
$47.9 / unidade
Ver ficha técnica →A54SX16P-2PQG208
✅ Drop-In✓ Em estoque
$49.2 / unidade
Ver ficha técnica →A54SX16-1PQG208 Classificações máximas e características elétricas
| Series | SX (A54SX16) |
| System Gates | 24000 |
| Logic Cells | 924 |
| Logic Array Blocks (LABs) / CLBs | 1452 |
| User I/O | 175 |
| Max Toggle Frequency | 280 MHz |
| Process Technology | 0.35 um |
| Supply Voltage (Core/I/O Domain 1) | 3 V to 3.6 V |
| Supply Voltage (Domain 2) | 4.75 V to 5.25 V |
| Speed Grade | -1 |
| Programmability Type | Antifuse (one-time programmable) |
| Encapsulamento / Caixa | 208-BFQFP (28x28 mm) |
| Supplier Device Package | 208-PQFP (28x28) |
| Tipo de montagem | Surface Mount |
| Categoria | FPGA (Field Programmable Gate Array) IC |
Guia de Configuração de Pinos do A54SX16-1PQG208 208-pqfp (28x28)
Configuração de pinos para A54SX16-1PQG208 (pacote 208-pqfp (28x28)). 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 A54SX16-1PQG208.
Consulte a ficha técnica para a configuração completa dos pinos.
Aplicações típicas
A54SX16-1PQG208 é adequado para 6 aplicaçãos: Industrial Control Glue Logic, Legacy 5V/3.3V Bus Bridging, Telecommunications Line-Card Control, Defense and Aerospace Board Upgrades, Test and Measurement Instrumentation, Embedded System Prototyping and NRE Reduction.
Industrial Control Glue Logic
In factory automation and process-control backplanes, the A54SX16-1PQG208 consolidates address decoding, interrupt control, and bus-interface glue logic that would otherwise occupy dozens of 74-series devices. Its 24,000 system gates and 924 logic cells absorb address decoders, wait-state generators, and handshaking state machines, while 175 configurable I/O directly interface 3.3V and 5V subsystems thanks to the dual 3.0-3.6V and 4.75-5.25V supply domains. Because the antifuse fabric is one-time programmable, the logic is instantly active at power-up - critical for equipment with hard real-time safety interlocks - and its configuration cannot be corrupted by power glitches or read out by competitors. Deterministic routing keeps pin-to-pin delays predictable across production lots, simplifying qualification of long-life industrial equipment.
Recomendado
Legacy 5V/3.3V Bus Bridging
Retrofit and sustaining engineering on VME, ISA-derived, or proprietary parallel buses frequently requires bridging 5V logic with modern 3.3V controllers. The A54SX16-1PQG208 accepts dual supplies of 4.75-5.25V and 3.0-3.6V, allowing its I/O structure to coexist with TTL-level bus signals and 3.3V microprocessors on one die. With 175 I/O pins, a single device terminates address, data, and control lines while implementing byte-lane steering, endian conversion, or DMA arbitration in its 24,000-gate fabric. The 208-BFQFP 28x28 mm package provides enough pins to connect both bus domains without external level shifting in many designs, and the one-time-programmable antifuse fabric starts working within nanoseconds of power application - essential where the bridge must pass early-boot traffic.
Recomendado
Telecommunications Line-Card Control
Telecom line cards and network interface boards use the A54SX16-1PQG208 for framing control, alarm scanning, LED/relay drivers, and microprocessor supervision. The SX family's sea-of-modules architecture, highlighted by Microchip as reducing design time and power, suits high-card-count shelves where per-card power budget is tight. The -1 speed grade sustains the state-machine and counter functions typical of T1/E1 supervision at well under its 280 MHz toggle ceiling, leaving timing margin for production variation. One-time-programmable antifuse configuration eliminates configuration-boot delays and provides no readable bitstream - a benefit for carrier equipment security requirements. The 208-BFQFP's gull-wing leads withstand the thermal cycling of central-office environments, and dual-rail operation integrates with both legacy 5V and 3.3V backplane signaling.
Recomendado
Defense and Aerospace Board Upgrades
When refreshing legacy military boards built around the SX family, the A54SX16-1PQG208 lets engineers reproduce original programmable logic without PCB rework, since the same 208-BFQFP footprint and pinout has been in continuous supply. The antifuse fabric is inherently immune to configuration upsets that plague SRAM FPGAs and stores no readable bitstream, supporting program-security needs; Microchip also offers the related SX-A and radiation-tolerant RTAX families for harsher environments. The 24,000-gate capacity accommodates decoded control, pulse-stretching, and interface functions common in avionics and ground systems, while dual 3.3V/5V supply rails match mixed-technology military boards. Deterministic timing across temperature simplifies the timing analysis packages demanded by military qualification.
Recomendado
Test and Measurement Instrumentation
Bench and rack instruments use the A54SX16-1PQG208 as a timing, trigger, and interface controller between front-end analog circuitry and a processor. Its 924 logic cells implement trigger state machines, prescalers, and acquire-hold sequencing, while 175 I/O connect to ADC handshake lines, relay banks, and front-panel logic across both 3.3V and 5V domains. Deterministic antifuse routing means trigger propagation delay is fixed by design rather than varying with configuration placement - important when channel-to-channel skew is specified on the datasheet of the instrument. Instant-on configuration at power-up lets the instrument pass its own power-on self-test without waiting for a configuration image to load, shortening measured boot time, and the 208-BFQFP mounts on standard surface-mount assembly lines used by instrument OEMs.
Recomendado
Embedded System Prototyping and NRE Reduction
Design teams use the A54SX16-1PQG208 to integrate scattered MSI/LSI logic into one device, cutting bill-of-materials count and board area. Microchip's SX product page emphasizes that the sea-of-modules architecture reduces design cost and time-to-market: logic capture in Libero/Designer with timing-driven place-and-route yields a production device without mask charges. The 24,000-gate budget suits protocol converters, sequencers, and peripheral controllers; 175 I/O replaces multiple buffer chips across 3.3V and 5V rails. Once verified, the design is frozen into antifuse programming, giving every production unit identical timing - unlike SRAM FPGAs where routing can shift between software versions. For long-lifecycle embedded products, the mature 0.35 um process and stable Microsemi/Microchip sourcing support decade-scale deployments.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para A54SX16-1PQG208 — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | A54SX16P-1PQG208 | A54SX16-2PQG208I | A54SX16P-PQG208 | A54SX16-1PQ208I |
|---|---|---|---|---|---|
| Brand | Microsemi (Microchip Technology) | Microsemi (Microchip Technology) | Microsemi (Microchip Technology) | Microsemi (Microchip Technology) | Microsemi (Microchip Technology) |
| Package | 208-BFQFP (28x28 mm) | 208-BFQFP - same | 208-BFQFP - same | 208-BFQFP - same | 208-PQFP - same footprint |
| System Gates | 24000 | 24000 | 24000 | 24000 | 24000 |
| User I/O | 175 | 175 | 175 | 175 | 175 |
| Speed Grade | -1 | -1 | -2 (faster) | Standard | -1 |
| Supply Voltage | 3.0-3.6 V and 4.75-5.25 V | 3.0-3.6 V and 4.75-5.25 V | 3.0-3.6 V and 4.75-5.25 V | 3.0-3.6 V and 4.75-5.25 V | 3.0-3.6 V and 4.75-5.25 V |
| Programmability | Antifuse (OTP) | Antifuse (OTP) | Antifuse (OTP) | Antifuse (OTP) | Antifuse (OTP) |
Principais diferenciais
- Dual-voltage I/O simplifies 5V/3.3V mixed systems (vs A54SX16P-1PQG208)
- One-time-programmable antifuse security (vs SRAM FPGA alternatives (cross-family))
- Cost-optimized -1 speed grade (vs A54SX16-2PQG208I)
Notas de projeto
The A54SX16-1PQG208 requires two supply domains: 3.0-3.6V (core) and 4.75-5.25V (I/O). Decouple each rail at the package with at least 0.1 uF ceramic per supply pin group plus bulk 10 uF, and keep the 5V plane physically separated from sensitive analog sections because the I/O ring switches 5V-level signals. Power-up sequence and per-rail inrush should be verified against the family datasheet; an unsequenced ramp on the 5V domain can forward-bias I/O protection structures into an unpowered 3.3V bus.
The 208-BFQFP uses a 0.5 mm lead pitch on a 28x28 mm body. Route the land pattern with a standard QFP-208 footprint, fan out with 0.2 mm vias dog-bone style, and keep length-matched groups for parallel buses to preserve setup/hold at the -1 speed grade. Because the device is antifuse (one-time programmable), reserve testpoints on unused I/O during layout - after programming, unused pins cannot be re-purposed without a new device.
Three frequent mistakes with SX-family parts: (1) assuming the part is reprogrammable - antifuse devices are OTP, so verify the design fully in simulation and, where possible, validate on an SX-A SRAM-equivalent or development flow before programming production units; (2) swapping speed grades - a -2 netlist will not necessarily close timing on a -1 device; (3) ordering the wrong temperature suffix - commercial (no I) parts in industrial environments risk parametric violations. Confirm the exact suffix on the top mark before assembly.
Informações de conformidade
Compliance data not stated in retrieved sources for this exact MPN. Mature 0.35 um SX family order codes vary in RoHS/lead-finish status; verify the certificate on the Microchip product page before ordering.
