A54SX32A-FGG144I - 32K-Gate Antifuse FPGA 144-FBGA | Microsemi
MPN: A54SX32A-FGG144I β Active| Qty | Unit Price | Extended |
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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 |
Drop-in alternatives for A54SX32A-FGG144I β same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool β Select alternative parts for side-by-side comparison:
A54SX32A-1FGG144I
β Drop-Inπ Reference alternative (not in catalog)
A54SX32A-1FGG144M
β Drop-In β οΈ εζ°εΎ ιͺθ―π Reference alternative (not in catalog)
A54SX32A-2FGG144I
β Drop-Inπ Reference alternative (not in catalog)
A54SX32A-FGG144M
β Drop-In β οΈ εζ°εΎ ιͺθ―π Reference alternative (not in catalog)
A54SX32A-FGG144I Maximum Ratings & Electrical Characteristics
| Manufacturer | Microsemi Corporation (Microchip Technology) |
| Family | SX-A |
| Logic Gates | 32,000 gates (48,000 system gates) |
| Programmable Cells | 1,800 |
| Maximum System Frequency | 238 MHz |
| Process Technology | 0.25 um |
| Core Supply Voltage | 2.5 V nominal (2.25 V to 5.25 V per supplier data) |
| Number of User I/O | 111 |
| Package | 144-FPBGA (13x13 mm), also listed as 144-LBGA |
| Programming Technology | Antifuse (one-time programmable) |
| Operating Temperature | -40C to +85C (industrial, I suffix) |
| Mounting Type | Surface Mount |
| Packaging | Tray |
| Base Product Number | A54SX32A |
A54SX32A-FGG144I 144-fpbga (13x13 mm), also listed as 144-lbga Pin Configuration Guide
Complete pinout information for A54SX32A-FGG144I (144-fpbga (13x13 mm), also listed as 144-lbga 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 A54SX32A-FGG144I.
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
A54SX32A-FGG144I is suitable for 6 applications: Industrial Control and Automation, Avionics and Military Systems, Communications Line Cards and Networking, ASIC Prototyping and Single-Chip Integration, Secure and Anti-Tamper Electronics, Test and Measurement Equipment.
Industrial Control and Automation
The A54SX32A-FGG144I fits industrial control and factory automation systems that need deterministic, instant-on logic without configuration boot time. Its 32K-gate antifuse fabric integrates PLC I/O decoding, motor control sequencing, and sensor-interface glue logic into a single 2.5 V, 0.25 um device toggling up to 238 MHz, replacing dozens of discrete TTL/CMOS parts. The non-volatile antifuse configuration means the controller is functional the instant power is applied - critical for machines that must resume safely after outages. The 144-FPBGA (13x13 mm) package with 111 user I/O supports parallel fieldbus, encoder, and backplane interfaces within -40C to +85C industrial temperature limits, and immunity to configuration upset ensures uptime in electrically noisy factory environments.
Recommended
Avionics and Military Systems
Military and avionics designers choose the A54SX32A-FGG144I because antifuse configuration is physically permanent: there is no bitstream in external flash to corrupt under radiation, no configuration readback to intercept, and no configuration device to fail at altitude or over temperature. The M-suffix same-die variants extend the temperature range beyond the -40C to +85C industrial grade, and Microchip positions the SX-A family explicitly for defense applications. In a 13x13 mm 144-FPBGA package, the 32K-gate, 111-I/O device implements bus interfaces, degradation monitoring, and mission-mode glue logic at up to 238 MHz while drawing low static power from a 2.5 V rail - valuable for battery- and constrained-power airborne platforms requiring deterministic first-power-up behavior.
Recommended
Communications Line Cards and Networking
In telecom and data communications line cards, the A54SX32A-FGG144I serves as high-speed glue logic: backplane framing, multiplexing, address decoding, and bridging between PHYs, processors, and framers. The 238 MHz toggle capability and SX-A's fast carry-chain arithmetic support counters, CRC units, and pipeline stages at line rates of the era's T1/E1 through STM-1 class systems. Antifuse non-volatility removes the configuration PROM from the card BOM, improving Mean Time Between Failures on cards that are hot-swappable and must enumerate immediately on insertion. With 111 user I/O in a 13x13 mm 144-FPBGA, it connects dense parallel buses while its 0.25 um 2.5 V core keeps static power low across densely populated shelves.
Recommended
ASIC Prototyping and Single-Chip Integration
The SX-A family is marketed by Microchip for integrating multiple discrete functions into a single low-cost chip, and the A54SX32A-FGG144I is frequently used to prototype or bridge ASIC-derived logic before hard tooling. Its 1,800-cell sea-of-modules fabric with fast carry logic absorbs TTL/CMOS collapse designs, state machines, and datapaths, while the 238 MHz performance supports real-speed verification at 2.5 V on the 0.25 um process. Because antifuse programming is permanent, engineers freeze pin assignments and netlists before committing devices - matching the discipline of ASIC tape-out. The 111-I/O 144-FPBGA footprint maps cleanly onto ASIC evaluation boards, and production can ship the same part that was validated, eliminating redesign between prototype and deployment.
Recommended
Secure and Anti-Tamper Electronics
Security-focused systems - key management, authentication front ends, anti-cloning logic - benefit from the A54SX32A-FGG144I's antifuse architecture. Since configuration is a permanent physical interconnect rather than stored bits, an attacker cannot dump a bitstream from external memory or exploit configuration-port protocols; the design simply has no configuration data to steal. Microchip explicitly promotes SX-A security alongside performance and low power. Combined with the industrial -40C to +85C range and instant-on behavior, the device secures boot-verification gates, unlock logic, and per-unit programmable secrets fused at manufacturing time. The 13x13 mm 144-FPBGA supports tamper-mesh overlay on the package area, and each device can be uniquely fused in-house, avoiding secret provisioning at untrusted contract manufacturers.
Recommended
Test and Measurement Equipment
Bench and automated test equipment uses the A54SX32A-FGG144I as reconfigurable-at-manufacture stimulus and measurement glue: trigger state machines, timing generators, bus serializers, and fixturing interfaces. The 238 MHz toggle rate and SX-A fast carry logic generate precise event timing, while 111 user I/O fan out to connector headers and probe pods from the compact 13x13 mm 144-FPBGA. Non-volatile antifuse configuration means the instrument is live the moment the power switch flips - no configuration controller, no boot delay - and the -40C to +85C industrial grade covers unconditioned lab and field environments. Low static power from the 2.5 V 0.25 um core keeps thermal design simple inside fanless enclosures, and each instrument can carry a unique fused personality file.
Recommended
Recommended Products Summary
Engineering reference data for A54SX32A-FGG144I β comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | A54SX32A-1FGG144I | A54SX32A-1FGG144M | A54SX32A-2FGG144I | A54SX32A-FGG144M |
|---|---|---|---|---|---|
| Package | 144-FPBGA (13x13 mm) | 144-FPBGA (13x13 mm) - same | 144-FPBGA (13x13 mm) - same | 144-FPBGA (13x13 mm) - same | 144-FPBGA (13x13 mm) - same |
| Brand | Microsemi (Microchip Technology) | Microsemi (Microchip Technology) | Microsemi (Microchip Technology) | Microsemi (Microchip Technology) | Microsemi (Microchip Technology) |
| Logic Gates | 32,000 | 32,000 | 32,000 | 32,000 | 32,000 |
| Speed Grade | Standard | -1 (faster) | -1 (faster) | -2 (slower) | Standard |
| Temperature Range | -40C to +85C (industrial) | -40C to +85C (industrial) | Military range | -40C to +85C (industrial) | Military range |
| User I/O | 111 | 111 | 111 | 111 | 111 |
| Core Supply Voltage | 2.5 V | 2.5 V | 2.5 V | 2.5 V | 2.5 V |
| Max Frequency | 238 MHz (family) | Higher than base (faster grade) | Higher than base (faster grade) | Lower than base (slower grade) | 238 MHz (family) |
| Price Tier | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] |
Key Differentiators
- Faster timing headroom available via same-footprint upgrade (vs A54SX32A-1FGG144I)
- Non-volatile antifuse configuration eliminates external configuration memory (vs A54SX32A-2TQG144I)
- Extended military temperature coverage from the same die (vs A54SX32A-FGG144M)
Design Notes
Supply the 2.5 V core rail from a low-noise LDO or buck converter with local decoupling: place multiple 0.1 uF ceramic capacitors directly under the 144-FPBGA via-in-pad array plus one 10 uF bulk capacitor per power domain. The supplier data lists a 2.25 V to 5.25 V operating window for supply, but per-rail core limits in the SX-A datasheet govern acceptable operation - verify each rail against the datasheet table before finalizing the power tree. Because antifuse FPGAs draw essentially no configuration current at power-up, sequencing requirements are simpler than SRAM FPGAs, but still observe core-before-I/O or datasheet-specified ordering.
This is a one-time-programmable antifuse device: after programming, the A54SX32A-FGG144I cannot be erased or reprogrammed, and a wrongly programmed unit is scrap. Freeze the pin assignment, complete static and post-route timing simulation in Libero SoC, and validate on a socketed or TQFP-based prototype (for example A54SX32A-2TQG144I in TQFP-144 for bench work) before committing FGG144 parts. Order spare devices (typically 5-10% over build quantity plus engineering spares) to cover programming yield losses, and record programmed bitstream checksums per serial number for traceability in high-reliability builds.
For the 13x13 mm 144-FPBGA, use a 1.0 mm ball pitch footprint per the SX-A datasheet package drawing, with dog-bone escape routing on 4-6 mil traces/vias, or blind microvias on high-density boards. Signal integrity: keep the 111 user I/O within SX-A I/O bank drive/slew settings, series-terminate fast edges (22-33 ohm) for point-to-point buses, and place ground return vias adjacent to each signal via on transition layers. Confirm thermal performance early: the datasheet thermal section notes that theta-JA depends on board copper - plan at least 2 oz copper ground planes and thermal vias under the package if ambient exceeds +70C at load.
Compliance Information
Compliance declarations were not present in the verified web data retrieved for this page. Confirm via the Microchip product page (microchip.com/en-us/product/A54SX32A) or distributor compliance certificates before use in regulated markets.
