A54SX16P-1TQG176 - 24K Gate SX FPGA 147 I/O TQFP-176 | Microchip
N.º de pieza: A54SX16P-1TQG176 ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $42.5 | $42,50 |
| 10 | $38.9 | $389,00 |
| 100 | $35.2 | $3.520,00 |
| 500 | $31.8 | $15.900,00 |
| 1.000 | $28.6 | $28.600,00 |
A54SX16P-1TQG176 Descripción general
An FPGA (Field-Programmable Gate Array) is a semiconductor device containing a fabric of configurable logic blocks and programmable interconnects that the designer programs after manufacturing, sitting between fixed-function ASICs and microprocessors in the programmable-logic hierarchy. FPGAs allow hardware-level parallelism and design iteration without fabrication costs, making them ideal for glue logic, protocol bridging, and control-plane functions. The SX family from Microsemi (now Microchip) uses a sea-of-modules architecture that simplifies design capture, reduces cost and power, and shortens time to market for performance-intensive applications.
Key features of the A54SX16P include the 'P' enhanced-speed process option delivering up to 280 MHz toggle performance, dual 3.3V and 5V supply capability supporting 5V-tolerant legacy I/O systems, 1452 logic cells of usable capacity, and 147 user I/O pins in the compact 24 x 24 mm TQFP-176 footprint. The -1 speed grade denotes the standard-speed commercial bin; the -2 grade offers a higher 320 MHz maximum frequency for the same die.
Technically, the SX sea-of-modules fabric organizes logic into compact modules with dedicated fast carry chains and local routing, achieving deterministic timing close to that of one-time-programmable antifuse architectures while retaining SRAM-like reprogrammability for prototyping workflows. Design entry is supported by Microchip Libero SoC design suite, which performs synthesis, place-and-route, and timing analysis against the -1 speed grade library.
Typical applications include industrial control and motor-interface glue logic, legacy 5V system bridging and bus interfacing, telecommunications line-card control logic, and military/aerospace support electronics where the SX family's proven reliability is valued.
A key design consideration: at 3.3V/5V dual-supply operation, ensure power-rail sequencing and check I/O standards supported per bank before finalizing pin assignment in Libero, since TQFP-176 pin re-assignment after layout is costly.
This page synthesizes distributor inventory data, drop-in family alternatives, and practical design notes not found in the manufacturer datasheet.
Alternativas directas para A54SX16P-1TQG176 — 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 A54SX16P-1TQG176 (mismo factor de forma y huella) — difiere en System Gates, Package, Family, Process Technology, Operating Temperature.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
A54SX16P-1TQG176I
✅ Sustitución directa✓ En stock
$30.4 / unidad
Ver hoja de datos →A54SX16P-2TQG176
✅ Sustitución directa✓ En stock
$44.2 / unidad
Ver hoja de datos →A54SX16P-TQG176
✅ Sustitución directa✓ En stock
$47.2 / unidad
Ver hoja de datos →A54SX16-1TQG176
✅ Sustitución directa✓ En stock
Consulte el precio
Ver hoja de datos →A54SX16-2TQG176
✅ Sustitución directa✓ En stock
$339.14 / unidad
Ver hoja de datos →A54SX16-1TQG176I
✅ Sustitución directa✓ En stock
Consulte el precio
Ver hoja de datos →A54SX16P-1TQG176 Valores máximos y características eléctricas
| Family | SX FPGA |
| System Gates | 24K |
| Logic Cells | 1452 |
| Cells | 924 |
| Number of User I/O | 147 |
| Maximum Frequency | 280 MHz |
| Process Technology | 0.35 um CMOS |
| Tensión de alimentación | 3.3 V / 5 V |
| Speed Grade | -1 |
| Encapsulado | 176-TQFP (24x24 mm) |
| Tipo de montaje | Surface Mount |
| Architecture | Sea-of-modules |
| Lead-Free (G suffix) | Yes |
| Programmability Type | In-System Reprogrammable |
| Design Software | Microchip Libero SoC |
Guía de configuración de pines de A54SX16P-1TQG176 176-tqfp (24x24 mm)
Configuración de pines para A54SX16P-1TQG176 (encapsulado 176-tqfp (24x24 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 A54SX16P-1TQG176.
Consulte la hoja de datos para ver la configuración completa de patillas.
Aplicaciones típicas
A54SX16P-1TQG176 es adecuado para 6 aplicacións: Industrial Control Glue Logic, Legacy 5V Bus Bridging, Telecommunications Line-Card Control, Military and Aerospace Support Electronics, Test and Measurement Instrumentation, Embedded System Prototyping and NRE Reduction.
Industrial Control Glue Logic
The A54SX16P-1TQG176 fits industrial PLC and motor-control backplane designs that need deterministic, wide parallel glue logic with 5V-tolerant I/O. Its 147 user I/O in a 24x24 mm TQFP-176 lets one device absorb dozens of 74-series bus-transceiver and decoder functions, while 3.3V/5V dual-supply operation interfaces directly with legacy 5V TTL sensor and actuator buses that 3.3V-only FPGAs cannot tolerate. The 280 MHz maximum toggle rate is far above industrial control timing needs, so timing closure is straightforward even on the -1 speed grade. Implement address decoding, interrupt aggregation, and status-bus buffering in Verilog/VHDL within Libero; the sea-of-modules fabric delivers predictable propagation delays that simplify settling-time analysis for the surrounding microprocessor bus.
Recomendado
Legacy 5V Bus Bridging
Systems retrofitting modern processors into legacy VME, ISA-style, or proprietary 5V backplanes benefit directly from the SX16P's 5V-capable I/O. The A54SX16P-1TQG176 sits between the new 3.3V host and the 5V backplane, translating levels and regenerating bus timing without external level shifters, which reduces BOM count and board area. With 147 I/O, wide 16/32-bit data paths plus full address and control buses fit in a single device, and the 280 MHz fabric margin easily covers backplane propagation budgets. Designers should decouple the VDD5 and VCC33 rails separately and check the SX family datasheet input-threshold tables per I/O standard; the 'P' enhanced-speed process also gives extra setup/hold margin at low cost versus the standard A54SX16.
Recomendado
Telecommunications Line-Card Control
Telecom line cards and network-element supervisory logic traditionally used Actel (now Microchip) SX FPGAs for their reliability and predictable timing. The A54SX16P-1TQG176 implements framers' sideband control, LED/relay drivers, backplane alarms, and JTAG boundary chaining at the 280 MHz-class fabric speed with ample margin. The 176-pin TQFP provides the high I/O count that alarm and status aggregation demands, while 3.3V core operation keeps dynamic power low enough for always-on card slots. Because the device is reprogrammable during development, firmware-style iteration of the control state machine is possible without board respins. Place 100 nF decoupling at each supply pin pair and route configuration pins away from switching line-card clocks to protect configuration integrity.
Recomendado
Military and Aerospace Support Electronics
The SX family has a long heritage in defense programs where qualified, stable, single-vendor FPGA supply matters. The A54SX16P-1TQG176 (and its I-suffix industrial variant) serves in ground-based military electronics, test sets, and satellite ground equipment for address decoding, arming/disarm interlocks, and telemetry formatting. The 0.35 um CMOS process is mature and well characterized, the sea-of-modules fabric gives timing behavior that is easy to document for safety reviews, and 5V I/O directly supports MIL-STD-style legacy interfaces. For radiation-critical flight paths, designers graduate to the related RTAX antifuse families (e.g., RTAX2000S), which share tooling concepts but are one-time programmable; the SX16P remains ideal for reprogrammable ground and lab equipment in the same program.
Recomendado
Test and Measurement Instrumentation
Bench and automated test equipment uses the A54SX16P-1TQG176 as a pattern generator, timing controller, and bus-interface device. The 147 user I/O drive fixture relays, comparator banks, and DUT interface headers directly, and 5V-tolerant outputs match TTL-level fixtures common in production test. Deterministic sea-of-modules routing means generated strobe-to-strobe skew is small and repeatable across units, which matters for calibrated measurements. Designers typically pair the SX16P with a fast clock source and implement programmable delay lines in fabric; the 280 MHz fabric ceiling supports sub-10 ns edge placement with the -1 grade. The reprogrammable fabric also allows fixture personalities to be updated per product revision without hardware changes.
Recomendado
Embedded System Prototyping and NRE Reduction
For prototyping ASIC interfaces or validating RTL before tape-out, the A54SX16P-1TQG176 offers 24K system gates of reprogrammable fabric in a low-cost TQFP that can be socketed or fitted to evaluation boards. Its 3.3V/5V operation matches breadboard-level legacy peripherals, and Libero SoC gives a complete synthesis-to-bitstream flow. Compared with modern dense FPGAs, the SX16P lacks block RAM and DSP blocks, so it is best used for control-path and bus-protocol prototyping rather than datapath-heavy designs; but its simplicity makes timing behavior highly predictable for education and interface bring-up. Teams migrating to Microchip PolarFire or RTAX later retain Verilog/VHDL sources and verification methodology built on this device.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para A54SX16P-1TQG176 — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | A54SX16P-1TQG176I | A54SX16P-2TQG176 | A54SX16P-TQG176 | A54SX16-1TQG176 |
|---|---|---|---|---|---|
| Package | 176-TQFP | 176-TQFP - same | 176-TQFP - same | 176-TQFP - same | 176-TQFP - same |
| Brand | Microchip Technology (Microsemi) | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 24K | 24K | 24K | 24K | 24K (same die, standard process) |
| User I/O | 147 | 147 | 147 | 147 | 147 |
| Supply Voltage | 3.3 V / 5 V | 3.3 V / 5 V | 3.3 V / 5 V | 3.3 V / 5 V | 3.3 V / 5 V |
| Lead-Free / Plating | Lead-free (G suffix) | Lead-free (G suffix) | Lead-free (G suffix) | Tin-lead (non-G) | Lead-free (G suffix) |
| RoHS Status | Compliant | Compliant | Compliant | Non-compliant (leaded) | Compliant |
Diferenciadores clave
- Enhanced-speed P-process at standard grade price/performance (frente a A54SX16-1TQG176)
- 5V-tolerant I/O support (frente a Modern 3.3V-only FPGAs)
- Higher speed grade drop-in available (frente a A54SX16P-2TQG176)
Notas de diseño
The SX16P supports dual 3.3V/5V operation; decouple VCC33 and VDD5 rails independently with 100 nF ceramic capacitors at each supply pin pair plus one bulk capacitor (10 uF) per rail. Estimated: at 3.3V with moderate logic utilization, dynamic current typically dominates; run Libero power analysis with your actual toggle rates before sizing the 3.3V regulator, since published single-figure power data is not available for this device in verified sources.
The 176-TQFP (24x24 mm, 0.5 mm pitch) requires fine-pitch soldering: specify an NSMD pad pattern per the SX family datasheet package drawing, a 4-mil stencil with 60-70% aperture reduction on the center rows if reflow voiding occurs, and inspect with X-ray or AOI. Pin re-assignment after routing is disruptive, so freeze the Libero pin report before PCB layout and reserve spare I/O near connectors for debug.
Three recurring pitfalls with mature SX designs: (1) confusing the P and non-P die - timing files differ and the non-P part may fail 280 MHz timing closure, so always re-run static timing when substituting A54SX16-1TQG176; (2) using the leaded TQG176 in RoHS-restricted products when the G-suffix version is available; (3) assuming industrial temperature on the non-I suffix - only the 'I' variants are rated for -40C to +85C, so outdoor or automotive-adjacent systems must order A54SX16P-1TQG176I.
Información de cumplimiento
G suffix denotes lead-free/RoHS-friendly construction per Mouser LEAD FREE listing. REACH, halogen-free, and conflict-minerals status not stated in verified data.
