A54SX72A-PQG208M - 108K-Gate Antifuse FPGA 217MHz | Microchip
MPN: A54SX72A-PQG208M ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1,000 | $3667.221 | $3,667,221.00 |
Drop-in alternatives for A54SX72A-PQG208M — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
A54SX72A-PQG208A
✅ Drop-In✓ In Stock
$62.5 / Unit
View Datasheet →A54SX72A-1PQG208I
✅ Drop-In✓ In Stock
$79 / Unit
View Datasheet →A54SX72A-FPQG208
✅ Drop-In✓ In Stock
$39.9 / Unit
View Datasheet →A54SX72A-1PQG208
✅ Drop-In✓ In Stock
$47.8 / Unit
View Datasheet →A54SX72A-2PQG208
✅ Drop-In✓ In Stock
$82.6 / Unit
View Datasheet →A54SX72A-1PQG208M
✅ Drop-In✓ In Stock
$138.75 / Unit
View Datasheet →A54SX32A-PQG208M
✅ Drop-In✓ In Stock
Contact for price
View Datasheet →A54SX72A-PQG208M Maximum Ratings & Electrical Characteristics
| Family | SX-A (Antifuse FPGA) |
| System Gates | 108000 |
| ASIC Gates | 72000 |
| Module Cells / Registers | 4024 |
| User I/O | 171 |
| Maximum Frequency | 217 MHz |
| Supply Voltage (Core) | 2.5 V |
| Process Technology | 0.25 um CMOS |
| Programming Technology | Antifuse (one-time programmable) |
| Package | 208-pin PQFP (BFQFP), 28 mm x 28 mm x 3.4 mm |
| Mounting Type | Surface Mount |
| Packaging | Tray |
| Clock Networks | CLKA, CLKB, QCLK (global and quadrant clocks) |
A54SX72A-PQG208M 208-pin pqfp (bfqfp), 28 mm x 28 mm x 3.4 mm Pin Configuration Guide
Complete pinout information for A54SX72A-PQG208M (208-pin pqfp (bfqfp), 28 mm x 28 mm x 3.4 mm package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for A54SX72A-PQG208M.
Refer to the datasheet for full pin configuration.
Safe Operating Area (SOA) & Thermal Characteristics
No official SOA curve available for this digital IC. Always operate within absolute maximum ratings specified in the datasheet. Ensure adequate cooling and derate as needed.
Typical Applications
A54SX72A-PQG208M is suitable for 6 applications: Industrial Control and Automation, Secure Military and Avionics Systems, Networking and Communications Line Cards, ASIC Prototyping and Emulation, Glue Logic Integration and Board Cost Reduction, Test and Measurement Instrumentation.
Industrial Control and Automation
The A54SX72A-PQG208M fits industrial control and factory automation designs that need deterministic, instant-on logic with no configuration boot delay. Its 108,000 system gates and 171 user I/Os are sufficient to integrate PLC sequencing logic, motor control state machines, and sensor interface glue logic into one 2.5 V antifuse device, replacing several discrete chips and cutting BOM cost. Because the antifuse configuration is non-volatile and permanent, the FPGA begins operating within microseconds of power application - a key advantage over SRAM FPGAs that must load a bitstream from external flash. Designers typically clock it from the global CLKA/CLKB networks at rates up to 217 MHz, far above industrial sequencing requirements, leaving timing margin for I/O-heavy designs.
Recommended
Secure Military and Avionics Systems
Antifuse FPGAs are a natural fit for defense and avionics platforms where configuration security matters. The A54SX72A-PQG208M's one-time-programmable interconnect cannot be read back or modified after programming, eliminating the bitstream-extraction and live-configuration-attack surface inherent to SRAM FPGAs. With 108K system gates, it handles mission computer glue logic, bus interface bridging, and telemetry encoding at up to 217 MHz. The device draws no configuration power-up current spike because there is no bitstream load, simplifying power supply design in constrained avionics rails. For extended-temperature airframe environments, the pin-compatible A54SX72A-1PQG208I industrial-grade variant can be substituted without PCB change, and the design flow remains within Microchip Libero so one codebase serves both grades.
Recommended
Networking and Communications Line Cards
The 217 MHz maximum toggle rate and quadrant clock (QCLK) architecture make the A54SX72A-PQG208M suitable for legacy networking line-card logic: address decoding, backplane interface bridging, framing, and error-checking state machines. Its 171 user I/Os support wide parallel data buses across a backplane, and the 2.5 V core with antifuse interconnect provides predictable, low-jitter timing that helps meet interface setup-and-hold budgets. On a single 28 mm x 28 mm PQFP footprint it replaces multiple PAL/GAL and discrete glue devices, reducing board area and component count. Because configuration is permanent, line cards power up ready to pass traffic with zero image-load latency - useful in redundant telecom systems where failover time is specified in milliseconds.
Recommended
ASIC Prototyping and Emulation
Design teams use the A54SX72A-PQG208M to prototype and emulate medium-size ASIC and gate-array functions before committing to mask production. Its 72,000 ASIC-gate capacity matches many control and interface blocks, and because the antifuse array behaves deterministically after programming, timing measurements taken on the FPGA correlate closely to final logic behavior for the same netlist. Designers compile the RTL in Microchip Libero, iterate in simulation, then program engineering lots through the tray-packaged parts. The 171 I/Os allow direct attachment of logic analyzers and stimulus hardware for verification. Multiple boards can be daisy-chained to partition larger ASICs across several devices, with global CLKA/CLKB clocks distributing a common verification clock across partitions.
Recommended
Glue Logic Integration and Board Cost Reduction
A primary commercial motivation for the SX-A family is single-chip integration of mixed glue logic. The A54SX72A-PQG208M consolidates address decoders, bus transceivers, interrupt controllers, and handshaking state machines that would otherwise occupy dozens of 7400-series devices, reducing board area, assembly cost, and inventory complexity. At 108K system gates there is ample headroom for consolidation plus future fixes routed as spare gates. The antifuse fabric's low static power suits always-on equipment, and instant-on operation removes complex power-up sequencing that SRAM FPGAs require. The 2.5 V core suits modern low-voltage boards while I/O buffers interface to legacy 3.3 V logic domains within datasheet limits, making the part a practical bridge between old and new board generations.
Recommended
Test and Measurement Instrumentation
Bench and automated test equipment benefits from the A54SX72A-PQG208M's deterministic timing and instant-on behavior. Its 217 MHz capability supports counter/timer channels, pattern generators, and trigger state machines, while 171 I/Os connect directly to DUT fixtures through level shifters. Because the antifuse configuration cannot be disturbed by noise or radiation-induced configuration upsets, instruments power up with identical, repeatable behavior run after run - important for calibration traceability. Designers use the global CLKA/CLKB networks to derive precision measurement clocks from a single reference input. The 2.5 V core supply keeps internal power dissipation moderate even at full toggle rates, simplifying thermal design inside sealed instrument enclosures with passive cooling.
Recommended
Recommended Products Summary
Engineering reference data for A54SX72A-PQG208M — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | A54SX72A-PQG208A | A54SX72A-1PQG208I | A54SX72A-FPQG208 | A54SX72A-2PQG208 | A54SX32A-PQG208M |
|---|---|---|---|---|---|---|
| Package | 208-PQFP (28x28 mm) | 208-PQFP - same | 208-PQFP - same | 208-PQFP - same | 208-PQFP - same | 208-PQFP - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 108000 | 108000 | 108000 | 108000 | 108000 | Lower (SX32A density) |
| User I/O | 171 | 171 | 171 | 171 | 171 | [DATA_NEEDED] |
| Maximum Frequency | 217 MHz | 217 MHz | 217 MHz (family max) | 217 MHz | 217 MHz (-2 speed grade) | 217 MHz |
| Core Supply Voltage | 2.5 V | 2.5 V | 2.5 V | 2.5 V | 2.5 V | 2.5 V |
| Speed Grade | Standard | Standard (A grade) | -1 | Standard (F grade) | -2 (faster) | Standard |
| Price (qty 1000) | $3,667.221 (as of 2026-09-03) | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] |
Key Differentiators
- Non-volatile antifuse configuration with zero boot latency (vs A54SX32A-PQG208M)
- Faster speed grade option in the identical footprint (vs A54SX72A-PQG208A)
- Industrial temperature availability without redesign (vs A54SX72A-1PQG208I)
Design Notes
The A54SX72A core operates at 2.5 V; supply it with a clean LDO or buck output and decouple each VCC pin pair with 0.1 uF ceramic capacitors placed within 2 mm of the pin, plus bulk 10 uF per rail quadrant. Verify I/O bank voltage domains before assigning pins - SX-A I/O configurations tie groups of pins to shared supply rails, so mixing voltage standards on one bank will fail DRC in Libero. Estimated power: at moderate utilization the antifuse fabric draws far less static current than SRAM FPGAs, but dynamic power scales with toggle rate; budget power using Libero's power calculator before finalizing the regulator.
Antifuse devices are one-time programmable - there is no rework path after programming. Always complete full gate-level simulation and timing analysis in Libero before submitting devices for programming, and program one pilot unit to validate on hardware before committing the whole lot. A second frequent pitfall: assigning clocks to ordinary I/O instead of the dedicated CLKA/CLKB/QCLK global networks causes large clock skew; per the SX-A datasheet, use the quadrant clock resources described in Microchip's quadrant clock application notes for any clock above roughly 50 MHz.
The 208-PQFP has a 0.5 mm pin pitch with gull-wing leads; specify a solder-mask-defined footprint per the mechanical drawing in the SX-A datasheet with approximately 0.3 mm-wide pads and 1.5 mm center-to-center row spacing. Use no-clean or water-wash flux processes compatible with fine pitch, and inspect with 10x magnification or X-ray for bridging on the inner rows, which are hard to rework. The package body is 28 mm x 28 mm x 3.4 mm - allow clearance for the lead tips which extend beyond the body outline.
With 171 I/Os in a PQFP, simultaneously switching output (SSO) noise is the main signal-integrity risk. Limit the number of outputs switching in the same bank on the same edge, and add 22-33 ohm series termination on fast edges driving long bus traces. Ground every GND pin - never treat ground pins as spares - and distribute ground return paths under each bus group. For clock inputs, route CLKA/CLKB as short as possible with a series termination to damp ringing before the global clock buffer amplifies it across the die.
Compliance Information
Compliance attributes could not be confirmed from the verified web data retrieved for this page; verify RoHS/lead-free status on the Microchip product page or the DigiKey listing (part 4294530) for the exact ordering code before BOM commitment.
