A54SX72A-2PQG208I - 108K-Gate Antifuse FPGA, 171 I/O | Microchip
N.º de pieza: A54SX72A-2PQG208I ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $68.5 | $68,50 |
| 10 | $63.2 | $632,00 |
| 100 | $57.8 | $5.780,00 |
| 500 | $52.4 | $26.200,00 |
| 1.000 | $47.9 | $47.900,00 |
A54SX72A-2PQG208I Descripción general
An antifuse FPGA is a type of field-programmable gate array whose interconnects are permanently programmed at power-up by blowing antifuse links. Unlike SRAM-based FPGAs, antifuse devices are non-volatile and one-time programmable, which means no configuration PROM is required, configuration time is eliminated, and the bitstream is physically invisible to reverse engineering - a built-in security advantage.
Key features include 108K system gates of reprogrammable-at-design-time Sea-of-Modules architecture, 171 available user I/O, support for clock speeds up to 217 MHz, and low static power consumption typical of the SX-A family. Input levels are compatible with standard TTL, LVTTL, LVCMOS2, 3.3 V PCI, and 5 V PCI specifications per the SX-A family datasheet.
Architecturally, the SX72A die arranges combinational and sequential modules in a Sea-of-Modules fabric with dedicated global and quadrant clock networks (CLKA/CLKB plus four quadrant clock inputs) for low-skew distribution, enabling high-speed state machines and datapath designs.
Typical applications include industrial control, communications and networking equipment, avionics and mil-aerospace glue logic, and ASIC prototype or single-chip integration where the board must boot instantly with a secure, non-readable configuration.
Design consideration: antifuse devices are one-time programmable - a design change requires a new device, so full simulation and timing closure in Libero/Microchip design tools are mandatory before programming.
This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet.
Alternativas directas para A54SX72A-2PQG208I — 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 A54SX72A-2PQG208I (mismo factor de forma y huella) — difiere en Package, System Gates, Clock Networks, Operating Temperature, Speed Grade.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
A54SX72A-1PQG208I
✅ Sustitución directa✓ En stock
$79 / unidad
Ver hoja de datos →A54SX72A-2PQG208
✅ Sustitución directa✓ En stock
$82.6 / unidad
Ver hoja de datos →A54SX72A-PQG208I
✅ Sustitución directa✓ En stock
$86.9 / unidad
Ver hoja de datos →A54SX72A-PQG208M
✅ Sustitución directa✓ En stock
$3667.221 / unidad
Ver hoja de datos →A54SX72A-1PQG208M
✅ Sustitución directa✓ En stock
$138.75 / unidad
Ver hoja de datos →A54SX72A-PQG208A
✅ Sustitución directa✓ En stock
$62.5 / unidad
Ver hoja de datos →A54SX72A-FPQ208
✅ Sustitución directa✓ En stock
$169 / unidad
Ver hoja de datos →A54SX72A-2PQG208I Valores máximos y características eléctricas
| Family | SX-A (antifuse FPGA) |
| System Gates | 108K |
| User I/O | 171 |
| Speed Grade | -2 |
| Maximum Toggle/Operating Frequency | 217 MHz |
| Core Supply Voltage | 2.5 V |
| I/O Standards | TTL, LVTTL, LVCMOS2, 3.3 V PCI, 5 V PCI |
| Programming Technology | Antifuse (one-time programmable, non-volatile) |
| Encapsulado | 208-BFQFP (PQFP-208, gull wing) |
| Temperatura de funcionamiento | -40C to +85C (Industrial) |
| Tipo de montaje | Surface Mount |
| Terminal Form | Gull Wing |
| Package Shape | Square |
| Estado RoHS | Lead free (per Kynix listing) |
Guía de configuración de pines de A54SX72A-2PQG208I square
Configuración de pines para A54SX72A-2PQG208I (encapsulado square). 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 A54SX72A-2PQG208I.
Consulte la hoja de datos para ver la configuración completa de patillas.
Aplicaciones típicas
A54SX72A-2PQG208I es adecuado para 6 aplicacións: Industrial Control and Automation, Communications and Networking Equipment, Avionics and Defense Electronics, ASIC Prototyping and Low-Volume Integration, Single-Chip System Integration / Glue Logic Consolidation, Test and Measurement Instrumentation.
Industrial Control and Automation
The A54SX72A-2PQG208I fits industrial controllers because its antifuse fabric is non-volatile and immune to configuration corruption from power glitches or EMI - a common failure mode for SRAM FPGAs on factory floors. With 171 user I/O at 2.5 V core and 5 V/3.3 V PCI-tolerant inputs, it directly interfaces legacy TTL-level PLC I/O while integrating glue logic, motor PWM sequencing, and encoder interfaces into one 208-pin chip. In a typical deployment it sits between a microprocessor and field I/O, replacing dozens of 74-series devices. The -2 speed grade supports counters and state machines well beyond mechanical control bandwidths, and the industrial -40C to +85C rating covers unconditioned cabinets.
Recomendado
Communications and Networking Equipment
Telecom line cards and backplane interface boards benefit from the A54SX72A-2PQG208I's 217 MHz-class -2 timing and dedicated global plus quadrant clock networks (CLKA/CLKB, QCLKA-QCLKD), which deliver low-skew clocking for framers, FIFOs, and parallel bus bridges. The 108K-gate capacity integrates bus switching, address decoding, interrupt control, and protocol glue logic that previously required several PLDs, reducing BOM count and board area. Because the device is one-time programmable and powers up instantly, line cards pass traffic immediately after hot-swap insertion with no bitstream load time - an advantage over SRAM FPGAs in redundant or hot-pluggable systems where configuration downtime is unacceptable.
Recomendado
Avionics and Defense Electronics
The SX-A family's antifuse technology has a long heritage in avionics and defense programs, where the A54SX72A-2PQG208I's physical bitstream opacity (interconnects cannot be read back), instant-on behavior, and immunity to SEU-induced configuration loss are decisive. The PQG208I industrial grade covers extended ambient ranges, and Microchip offers M-screened siblings (A54SX72A-PQG208M) in the identical footprint for higher-assurance programs. Typical roles include MIL-STD-1553 bus glue logic, arbitration and voting circuits, sensor conditioning front ends, and secure boot assist logic. Designers value that a single 2.5 V, low-static-power chip replaces several commercial devices with one low-quiescent, non-volatile solution.
Recomendado
ASIC Prototyping and Low-Volume Integration
Before committing to an ASIC mask set, the 108K-gate A54SX72A-2PQG208I provides a fast, single-chip prototyping vehicle: RTL is mapped onto the Sea-of-Modules fabric in Microchip's Designer toolset, and the programmed parts behave identically to production silicon, giving realistic timing and power data. For low-volume products where an ASIC never reaches economic volume, the same design can ship as the final solution - the antifuse die becomes the product. One-time programming imposes discipline: full gate-level simulation and timing closure are mandatory before programming, since no device can be reworked. The 208-pin PQFP is hand-solderable and socketable, easing prototype board bring-up compared with fine-pitch BGAs.
Recomendado
Single-Chip System Integration / Glue Logic Consolidation
Boards carrying aging 74-series, PAL, GAL, and CPLD glue logic can consolidate all of it into one A54SX72A-2PQG208I, cutting component count, assembly cost, and failure points. With 108K gates and 171 I/O, a typical consolidation absorbs bus transceivers' control, address decoders, interrupt controllers, reset supervisory logic, and handshaking state machines. Antifuse non-volatility means the integrated logic is active within nanoseconds of power application - no configuration controller, no serial flash, no boot watchdog. This matters in equipment with strict reset-to-ready timing (RAID controllers, test instruments, medical devices). The 2.5 V core also lowers static power relative to older 5 V PLD families being retired.
Recomendado
Test and Measurement Instrumentation
Bench and automated test instruments use the A54SX72A-2PQG208I as a deterministic timing and control core: its antifuse fabric delivers fixed, repeatable propagation delays unaffected by configuration reload, improving measurement reproducibility between power cycles. The -2 speed grade clocks state machines and counter chains for trigger generation, time-tagging, and pattern generation, while 171 I/O addresses relay matrices, DUT interfaces, and backplane buses with TTL/LVTTL/LVCMOS2 compatibility. Because the device is non-volatile and instantly ready, instruments meet power-on-to-ready specifications without configuration delay. The industrial temperature grade supports portable instruments used in uncontrolled environments from field service vehicles to outdoor test stations.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para A54SX72A-2PQG208I — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | A54SX72A-1PQG208I | A54SX72A-2PQG208 | A54SX72A-PQG208M | A54SX72A-FGG256I |
|---|---|---|---|---|---|
| Package | 208-BFQFP (PQFP-208) | 208-BFQFP - same | 208-BFQFP - same | 208-BFQFP - same | 256-ball FBGA (different) |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 108K | 108K | 108K | 108K | 108K |
| Temperature Range | -40C to +85C (Industrial) | -40C to +85C (Industrial) | 0C to +70C (Commercial) | Military screened | -40C to +85C (Industrial) |
| Core Supply Voltage | 2.5 V | 2.5 V | 2.5 V | 2.5 V | 2.5 V |
| Programming Technology | Antifuse (OTP, non-volatile) | Antifuse (OTP) | Antifuse (OTP) | Antifuse (OTP) | Antifuse (OTP) |
Diferenciadores clave
- Fastest speed grade in the 208-pin PQFP family (frente a A54SX72A-1PQG208I)
- Industrial temperature qualification (frente a A54SX72A-2PQG208)
- Non-volatile antifuse security (frente a SRAM FPGAs of similar capacity)
- Same-die upgrade path in one footprint (frente a A54SX72A-PQG208I)
Notas de diseño
The A54SX72A uses a 2.5 V core with separate analog supply pins (VCCA, VPLLA/VPLLB) and programming pins (VPP) that must be connected per the SX-A family datasheet power-up sequence. Decouple each VCC pin with 0.1 uF ceramic capacitors placed within 2 mm of the pin, plus bulk 10 uF per rail. Do not share VPP routing with signal power - programming voltage transients must not appear on the logic rail. Estimated: static power scales with the number of used modules, so run the Microchip Designer power calculator with your actual netlist before finalizing the supply budget.
The 208-pin PQFP has a 0.5 mm lead pitch; use NSMD pads with solder mask defined between leads to prevent bridging, and follow the IPC-recommended footprint in the datasheet mechanical drawing section. The die attach paddle is not exposed, so thermal relief relies on perimeter traces: use 2 oz copper or thermal vias under the body for high-power designs. Keep the four quadrant clock inputs (QCLKA-QCLKD) routed as short, matched traces to their clock sources to minimize skew across clock quadrants.
Antifuse FPGAs are one-time programmable: a logic bug after programming means scrapping the device. Always complete gate-level simulation, back-annotated timing verification, and a hardware trial on a development board before committing production devices. Second pitfall: mixing speed grades. A design compiled for the -2 A54SX72A will not necessarily meet timing on the -1 or standard grade variants (A54SX72A-1PQG208I, A54SX72A-PQG208I); re-verify timing at the substitute grade before second-sourcing within the same footprint.
Input levels are TTL, LVTTL, LVCMOS2, 3.3 V PCI, and 5 V PCI compatible per the SX-A datasheet, but confirm which bank standard each I/O is configured for in Designer - 5 V PCI inputs include clamp diodes that load a shared bus. For long backplane traces, add series 22-33 ohm termination at the FPGA driver to control overshoot, and keep stub lengths under 25 mm on the quadrant clock nets. Unused I/O should be defined as inputs with pull-up or grounded per your EMC strategy rather than left floating.
Información de cumplimiento
Kynix lists A54SX72A-2PQG208I as lead free. Full RoHS/REACH declarations should be requested from Microchip; other compliance attributes not stated in provided data.
