A54SX16A-1TQG100M - SX-A FPGA 24K Gates 81 I/O | Microchip
N.º de pieza: A54SX16A-1TQG100M ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $42.5 | $42,50 |
| 10 | $39.2 | $392,00 |
| 100 | $35.8 | $3.580,00 |
| 500 | $32.4 | $16.200,00 |
| 1.000 | $29.9 | $29.900,00 |
A54SX16A-1TQG100M Descripción general
An FPGA (Field-Programmable Gate Array) is a semiconductor device containing a matrix of configurable logic blocks and programmable interconnects that the designer wires together after manufacturing. Within the programmable logic hierarchy, the SX-A sits in the one-time-programmable (OTP) antifuse FPGA category, positioned below SRAM-based FPGAs in reconfigurability but above them in security, power, and cost for many volume applications.
Key features of the A54SX16A-1TQG100M include the low-cost antifuse architecture that is inherently non-volatile and resistant to bit-stream extraction, a 24K system-gate capacity suitable for glue logic consolidation, state machines, bus interfaces, and control functions, 81 flexible user I/O supporting multiple I/O standards, and typical toggle frequencies up to 263 MHz. The -1 speed grade balances performance with cost, and the M suffix denotes commercial temperature-range tray packaging.
Technically, the SX-A family uses a 0.25 um antifuse process in which each programmable connection is a permanently-blown amorphous silicon link. This yields very low static power, no configuration PROM requirement, and no configuration time at power-up. Because the programming pattern is destroyed during programming, reverse engineering of the design is extremely difficult compared with SRAM FPGAs.
Typical applications include industrial control and automation boards, telecommunications line cards, test and measurement instrumentation, defense upgrades of legacy designs, and single-chip integration of multiple discrete logic devices to reduce board area and BOM cost.
Design consideration: antifuse FPGAs are one-time programmable, so design the RTL for finality and verify thoroughly in simulation before committing silicon; also note the 2.5 V core supply requires a dedicated regulator on mixed-voltage boards.
This page synthesizes verified distributor data, drop-in family alternatives, design notes, and commercial information not consolidated in the manufacturer datasheet.
Alternativas directas para A54SX16A-1TQG100M — 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 A54SX16A-1TQG100M (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:
A54SX16A-TQG100A
✅ Sustitución directa ⚠️ Especificaciones sin verificar✓ En stock
Consulte el precio
Ver hoja de datos →A54SX16A-TQG100
✅ Sustitución directa ⚠️ Especificaciones sin verificar✓ En stock
$20.8 / unidad
Ver hoja de datos →A54SX32A-1TQG100
✅ Sustitución directa ⚠️ Especificaciones sin verificar✓ En stock
$21.75 / unidad
Ver hoja de datos →A54SX32A-2TQG100I
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$22.8 / unidad
Ver hoja de datos →A54SX32A-2TQG100
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$187.85 / unidad
Ver hoja de datos →A54SX16A-1TQG100M Valores máximos y características eléctricas
| Family | SX-A |
| System Gates | 24000 |
| Logic Gates | 16000 |
| Number of Cells | 924 |
| Number of I/O | 81 |
| Tensión de alimentación | 2.5 V |
| Max Toggle Frequency | 263 MHz |
| Internal Access Time | 1.2 ns |
| Speed Grade | -1 |
| Process Technology | 0.25 um |
| Programmable Type | OTP (Antifuse) |
| Encapsulado | 100-LQFP (TQFP), 0.5 mm pitch |
| Tipo de montaje | Surface Mount |
| Packaging | Tray (M suffix) |
| I/O Pitch | 0.5 mm |
Guía de configuración de pines de A54SX16A-1TQG100M 100-lqfp (tqfp), 0.5 mm pitch
Configuración de pines para A54SX16A-1TQG100M (encapsulado 100-lqfp (tqfp), 0.5 mm pitch). 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 A54SX16A-1TQG100M.
Consulte la hoja de datos para ver la configuración completa de patillas.
Aplicaciones típicas
A54SX16A-1TQG100M es adecuado para 6 aplicacións: Industrial Control and Automation, Legacy Telecommunications Line Cards, Test and Measurement Instrumentation, Defense and Aerospace Legacy Upgrades, Single-Chip Logic Integration / Glue Logic, Video and Display Interface Bridging.
Industrial Control and Automation
The A54SX16A-1TQG100M fits industrial control boards because its 24K system gates and 81 user I/O consolidate PLC I/O expansion, sequencer logic, and bus bridging that would otherwise occupy dozens of discrete logic devices. The OTP antifuse fabric powers up instantly with no configuration PROM and no boot delay, a key advantage in machinery that must be operational within milliseconds of power application. Its 2.5 V core draws low static power, simplifying thermal design in sealed industrial enclosures. Place the device between sensor header banks and a microcontroller, using the SX-A to implement handshake, debounce, and protocol glue. Trade-off: OTP means field firmware updates are impossible, so qualify the logic design fully before production release.
Recomendado
Legacy Telecommunications Line Cards
Telecom line cards built in the 1990s and 2000s frequently used Actel/Microsemi SX antifuse FPGAs for framing, TDM switching, and backplane interface logic. The A54SX16A-1TQG100M extends service life of these designs: its 263 MHz toggle capability and 1.2 ns internal access comfortably cover E1/T1 and legacy backplane timing, while the 100-pin TQFP footprint matches the common TQ100 sockets used on those boards. Because antifuse programming is permanent and secure, carriers can re-spin line cards without exposing proprietary framing IP. When replacing a failed part, verify the speed-grade suffix matches the original design timing closure. Supply-chain continuity across the SX16A/SX32A TQ100 variants makes this part a natural second-source for maintenance volume.
Recomendado
Test and Measurement Instrumentation
Bench instruments and automated test equipment use FPGAs for trigger logic, counter/timer functions, and signal routing matrices. The A54SX16A-1TQG100M's 24K gates implement multi-channel trigger comparators and event counters, while 81 user I/O on the compact TQFP provides dense channel expansion on a small board area. Its deterministic one-time-programmed fabric has no configuration-time jitter at power-up and no risk of configuration corruption during brown-out events - an important reliability consideration for instruments cycling power frequently. Design the timing-critical counter paths to exploit the 1.2 ns internal access, and close timing in Libero for the -1 grade. For higher channel counts, migrate to the pin-compatible A54SX32A-1TQG100 without PCB rework.
Recomendado
Defense and Aerospace Legacy Upgrades
Antifuse FPGAs are a mainstay in defense electronics because the one-time-programmed fabric is inherently tolerant of configuration upsets and immune to bitstream extraction - a genuine security feature. The A54SX16A-1TQG100M supports obsolescence-driven redesigns of avionics, radar interface, and munitions logic originally implemented in Actel SX devices or large quantities of military-grade TTL. Its 2.5 V core and low static power suit battery and conduction-cooled platforms, and the 263 MHz toggle figure covers most legacy interface timing. Note that the commercial-grade M-package part must be evaluated against program environmental requirements; qualified-screened variants may be needed for flight programs. Microchip's long SX-A lifecycle support makes it a preferred vehicle for sustainment engineering.
Recomendado
Single-Chip Logic Integration / Glue Logic
The original design goal of the SX-A family was replacing multiple TTL, CMOS, and PAL devices with one low-cost FPGA. The A54SX16A-1TQG100M absorbs address decoders, bus transceivers logic, interrupt controllers, and state machines into 24K system gates, cutting BOM count, board area, and assembly cost. With 81 user I/O and a 0.5 mm-pitch 100-pin TQFP, a single 14 mm device can replace 20-40 SSO package parts, dramatically reducing reflow complexity and improving mean time between failures. Because the antifuse fabric is non-volatile, the consolidated design needs no configuration storage and starts instantly. Consolidate the remaining discrete analog functions separately; the 2.5 V digital supply requires a simple dedicated regulator such as an LP5907-2.5.
Recomendado
Video and Display Interface Bridging
Legacy flat-panel and CRT display controllers frequently required glue logic for synchronization generation, RGB bus steering, and EDID-style handshaking. The A54SX16A-1TQG100M implements these functions with 24K gates and 81 I/O, and its 263 MHz toggle capability exceeds the pixel-clock requirements of VGA-era and industrial display formats. The deterministic antifuse fabric delivers fixed, repeatable timing - valuable for video synchronization where jitter directly degrades image quality. Implement sync generators and palette logic in the SX-A while a microcontroller handles mode changes over a register interface. Verify the -1 speed grade closes timing for your target pixel clock; if margins are thin, the pin-compatible A54SX32A-2TQG100I offers a faster -2 grade on the identical footprint.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para A54SX16A-1TQG100M — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | A54SX16A-TQG100A | A54SX32A-1TQG100 | A54SX32A-2TQG100I | A54SX16A-1TQG144M |
|---|---|---|---|---|---|
| Package | 100-TQFP (LQFP-100) | 100-TQFP (LQFP-100) - same | 100-TQFP (LQFP-100) - same | 100-TQFP (LQFP-100) - same | 144-TQFP - different footprint |
| Brand | Microchip Technology (Microsemi) | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 24000 | 24000 | 32000+ | 32000+ | 24000 |
| Supply Voltage | 2.5 V | 2.5 V | 2.5 V | 2.5 V | 2.5 V |
| Speed Grade | -1 | standard | -1 | -2 (faster) | -1 |
| Programmable Type | OTP antifuse | OTP antifuse | OTP antifuse | OTP antifuse | OTP antifuse |
Diferenciadores clave
- Lowest-cost capacity point in the pin-compatible TQ100 family (frente a A54SX32A-1TQG100)
- Inherent design security and zero boot delay (frente a SRAM-based FPGAs (Xilinx/Intel equivalents))
- Faster speed grade availability on the same footprint (frente a A54SX32A-2TQG100I)
Notas de diseño
The A54SX16A-1TQG100M runs from a single 2.5 V supply. Use a dedicated low-noise regulator rather than a shared digital rail; antifuse FPGA timing is directly correlated with core voltage. Decouple every VDD pin pair with 0.1 uF ceramics placed within 2 mm of the pin, plus one 10 uF bulk capacitor per device. Estimated: static current is in the low-mA class for 24K antifuse gates, but confirm against the SX-A datasheet current tables for your toggle rate before sizing the regulator.
Antifuse devices are one-time programmable - a bitstream error means scrapping the physical part. Complete full RTL simulation and static timing closure in Microchip Libero SoC for the -1 speed grade before submitting the design to programming. Do not substitute a different speed-grade suffix at programming time: an A54SX16A-TQG100A programmed with timing margins computed for -1 silicon may fail at temperature. Always verify the exact MPN suffix (package, grade, packing) against your approved vendor list at receiving inspection.
The 100-pin TQFP has 0.5 mm pitch with approximately 0.22 mm lead width; specify a 0.25-0.27 mm stencil aperture for reliable paste release and use a nominal non-soldermask-defined (NSMD) pad per the manufacturer package drawing. TQFP leads are fragile - avoid repeated rework cycles; more than two reflow exposures on the same unit risks lead co-planarity issues. For rework, use a wide-aperture hot-air nozzle and preheat the board to reduce thermal gradient across the 14 mm body.
Información de cumplimiento
Compliance status was not stated in the provided verified web data; consult the Microchip product page environmental data for the A54SX16A-1TQG100M before design-in.
