A54SX32A-2TQG144I - 32K Gate SX-A FPGA, 144-TQFP | Microchip
MPN: A54SX32A-2TQG144I ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $351.23 | $351.23 |
| 10 | $333.67 | $3,336.70 |
| 100 | $315.1 | $31,510.00 |
| 500 | $298.54 | $149,270.00 |
| 1,000 | $281.98 | $281,980.00 |
Drop-in alternatives for A54SX32A-2TQG144I — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
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View Datasheet →A54SX32A-2TQG144I Maximum Ratings & Electrical Characteristics
| Family | SX-A (antifuse FPGA) |
| Logic Gates | 32000 gates |
| System Gates | 48000 |
| Logic Cells | 1800 |
| Number of I/O | 113 |
| Maximum Toggle Frequency | 313 MHz |
| Speed Grade | -2 |
| Process Technology | 0.25 um |
| Supply Voltage | 2.5 V |
| Supply Voltage Range | 2.25 V to 5.25 V (per distributor listing) |
| Programmability | Antifuse (one-time programmable, non-volatile) |
| Operating Temperature | -40C to +85C (industrial) |
| Package | 144-LQFP / TQFP |
| Mounting Type | Surface Mount |
| Packaging | Tray |
| Lead Free | Yes |
| RoHS Status | Compliant |
A54SX32A-2TQG144I 144-lqfp / tqfp Pin Configuration Guide
Complete pinout information for A54SX32A-2TQG144I (144-lqfp / tqfp 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-2TQG144I.
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-2TQG144I is suitable for 6 applications: Industrial Automation Control, Military and Aerospace Subsystems, Communications Equipment, Test and Measurement Instrumentation, Single-Chip Glue Logic Integration, Security and Surveillance Systems.
Industrial Automation Control
The A54SX32A-2TQG144I fits industrial automation controllers that need deterministic, instantly-available logic with 113 flexible I/Os for sensors, encoders, and fieldbus interfaces. Its industrial -40C to +85C rating and non-volatile antifuse configuration mean the design is live at power-up with no configuration PROM to fail in electrically noisy factory environments. With a 313 MHz toggle capability and speed grade -2 fabric, state machines and protocol glue logic close timing easily at typical PLC clock rates. Placed as the logic hub between a microcontroller and I/O drivers, it integrates address decoding, interrupt handling, and PWM generation in one 32K-gate device, cutting board cost versus discrete 74-series logic while adding configuration upset immunity that SRAM FPGAs lack.
Recommended
Military and Aerospace Subsystems
Antifuse FPGAs have long been preferred in defense electronics because the programmed connections are physically permanent and cannot be read out or corrupted like SRAM configuration bitstreams. The A54SX32A-2TQG144I provides 32K gates of secure single-chip logic for telemetry framing, bus interface bridging, and sensor preprocessing, with the M-flow coded siblings (A54SX32A-1TQG144M) available for extended screening requirements. Instant-on operation means no configuration latency during mission-critical power sequencing. In a typical subsystem the device sits between a processor and MIL-STD-style I/O, implementing protocol conversion and watchdog logic; the 2.5V core keeps static power low for battery or conduction-cooled platforms, while OTP permanence removes the single-point failure risk of external configuration memory in high-vibration environments.
Recommended
Communications Equipment
The 313 MHz toggle rate and speed grade -2 routing make the A54SX32A-2TQG144I effective for line-card glue logic, backplane interface bridging, and framer-assist functions in telecom and datacom equipment. Its 113 user I/Os absorb multiple parallel bus standards, and the antifuse fabric provides deterministic, low-skew routing that simplifies timing closure for synchronous interfaces. Because the configuration is non-volatile, line cards come up instantly on hot-swap power events without a bootloader or configuration controller. Deployed between a network processor and PHY devices, the FPGA consolidates address decode, status aggregation, and LED control that would otherwise require several PLDs, reducing BOM count. Designers should budget I/O timing against the SX-A datasheet AC tables at the -2 speed grade for the target bus frequency.
Recommended
Test and Measurement Instrumentation
Bench and automated test instruments benefit from the A54SX32A-2TQG144I's combination of instant-on configuration, 113 flexible I/Os, and deterministic antifuse timing. Typical roles include trigger logic, counter/timer front ends, pattern generators, and host-bus interfaces (PCI-style parallel buses fit comfortably in 32K gates with speed grade -2 fabric). Because programmed antifuse links exhibit stable, low capacitance, signal integrity at the I/O is predictable across the -40C to +85C industrial range, supporting calibration stability over temperature. The device integrates seamlessly between an ADC/ACQ ASIC and a processor module, implementing decimation, thresholding, and handshaking in one chip. Since OTP devices cannot be field-upgraded, freeze the instrument firmware interface early and reserve spare I/O and gate margin of at least 20% for late feature additions.
Recommended
Single-Chip Glue Logic Integration
A primary SX-A value proposition is replacing multiple legacy ASSPs, CPLDs, and 74-series devices with one low-cost 32K-gate chip, cutting component count, assembly cost, and board area. The A54SX32A-2TQG144I's 1800 cells and 113 I/Os typically absorb address decoders, bus transceivers logic, interrupt controllers, and reset supervision from a legacy design. Non-volatile antifuse programming eliminates the configuration PROM that discrete-CPLD migrations sometimes still require, and 0.25 um process static power is far below SRAM FPGA alternatives, easing thermal budgets in fanless enclosures. Migration flow: capture existing schematics, re-target in Libero, and verify timing at -2 speed grade. This consolidation approach commonly yields system-wide savings on mature products where a full redesign is not justified but obsolescence risk on legacy PLDs must be retired.
Recommended
Security and Surveillance Systems
Video and access-control equipment uses the A54SX32A-2TQG144I for sensor-interface preprocessing, camera timing generation, and secure boot companion logic. The antifuse architecture's readback immunity protects proprietary algorithms implemented in the fabric, a tangible security advantage over SRAM FPGAs whose bitstreams can be intercepted during configuration. The industrial temperature range suits outdoor camera housings from -40C to +85C, and instant-on configuration lets surveillance nodes begin operating within microseconds of power restoration after outages. In a typical node the FPGA sits between a CCD/CIS sensor front end and a compression processor, implementing synchronization, windowing, and status multiplexing within the 32K-gate budget. Reserve I/O margin for alarm and tamper-switch inputs, since the OTP nature means interface changes require a hardware spin rather than a firmware update.
Recommended
Recommended Products Summary
Engineering reference data for A54SX32A-2TQG144I — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | A54SX32A-TQG144IX53 | A54SX32A-TQG144A | A54SX32A-1TQG144I | A54SX32-TQG144M | A54SX32-2TQG144 |
|---|---|---|---|---|---|---|
| Package | 144-TQFP | 144-TQFP - same | 144-TQFP - same | 144-TQFP - same | 144-TQFP - same | 144-TQFP - same |
| Brand | Microchip Technology (Microsemi) | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology (Microsemi) | Microchip Technology (Microsemi) |
| Family | SX-A | SX-A | SX-A | SX-A | SX (previous generation) | SX (previous generation) |
| Gate Count | 32K (48K system gates) | 32K | 32K | 32K | 32K | 32K |
| Speed Grade | -2 | -2 class | [DATA_NEEDED] | -1 | [DATA_NEEDED] | -2 |
| User I/O | 113 | 113 | 113 | 113 | [DATA_NEEDED] | [DATA_NEEDED] |
| Temperature Grade | Industrial (-40C to +85C) | Industrial | A coding (verify range) | Industrial (-40C to +85C) | M coding (military flow) | [DATA_NEEDED] |
| Programming Technology | Antifuse (OTP) | Antifuse (OTP) | Antifuse (OTP) | Antifuse (OTP) | Antifuse (OTP) | Antifuse (OTP) |
| Supply Voltage | 2.5 V | 2.5 V | 2.5 V | 2.5 V | 5.0 V (SX family) | 5.0 V (SX family) |
Key Differentiators
- Highest speed grade in same package (vs A54SX32A-1TQG144I)
- Current SX-A generation performance (vs A54SX32-2TQG144)
- Industrial temperature rating with secure OTP (vs A54SX32A-TQG144A)
- Trade-off: OTP means no field rework (vs A54SX32A-TQG144IX53)
Design Notes
The A54SX32A-2TQG144I operates from a 2.5V supply (SX-A core). Antifuse FPGAs draw negligible static configuration power because there is no configuration memory to maintain, but dynamic power scales with toggle rate and loaded I/O. Estimate core current using the Microchip SX-A power calculator with your post-place-and-route netlist rather than worst-case gate count. Decouple the 2.5V rail with at least 10uF bulk plus 0.1uF ceramic per power pin group placed within 5 mm of the package. Verify supply sequencing requirements against the SX-A datasheet before mixing with 5V-tolerant I/O domains.
The single most costly mistake with this part is treating it like a reprogrammable FPGA. Antifuse fabric is one-time programmable: an incorrect programming file, an unverified timing closure, or a late RTL bug permanently consumes the device. Complete static timing analysis at the -2 speed grade, run simulation on the post-layout netlist, and program only engineering-validated binaries. Budget spare devices (typically 5-10% extra) for programming yield and design iterations. Also confirm the I temperature grade requirement before ordering A or M coded variants - they are not interchangeable in all environments.
With 113 user I/Os on a 0.65 mm-pitch TQFP, plan return paths early: use a solid ground plane on layer 2 and keep high-toggle-rate signals (backplane clocks, strobes) on short traces with series termination of 22-33 ohms. The 313 MHz internal toggle capability means internal blocks can drive I/O toggling well above 50 MHz; respect the SX-A datasheet output slew and drive-strength settings to control edge rates and crosstalk on the 144-TQFP leadframe. Stagger switching I/O across banks to reduce simultaneous switching noise on the ground return.
Compliance Information
Distributor listings mark the A54SX32A-2TQG144I as lead free and RoHS compliant; supplier pages describe it as LEAD FREE. REACH, halogen-free, and conflict-minerals status not stated in verified data - confirm via Microchip compliance documents.
