A54SX32A-TQG144IX53 - 48K Gate Antifuse FPGA 144-TQFP | Microchip
MPN: A54SX32A-TQG144IX53 β Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $375 | $375.00 |
| 10 | $351.23 | $3,512.30 |
| 100 | $335 | $33,500.00 |
| 500 | $318 | $159,000.00 |
| 1,000 | $302 | $302,000.00 |
Drop-in alternatives for A54SX32A-TQG144IX53 β same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
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A54SX32A-TQG144I
β Drop-Inπ Reference alternative (not in catalog)
A54SX32A-2TQG144I
β Drop-Inπ Reference alternative (not in catalog)
A54SX32A-TQG144A
β Drop-Inπ Reference alternative (not in catalog)
A54SX32-TQ144I
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$250.11 / Unit
View Datasheet βA54SX32-1TQG144I
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View Datasheet βA54SX32-TQG144M
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$1703.75 / Unit
View Datasheet βA54SX32A-TQG144IX53 Maximum Ratings & Electrical Characteristics
| Family | Actel SX-A |
| System Gates | 32000 |
| Equivalent Gates (module organization) | 48000 |
| Logic Cells | 1800 |
| Configurable Logic Modules (CLBs) | 2880 |
| User I/O | 113 |
| Max Internal Frequency | 238 MHz |
| Process Technology | 0.25 um CMOS antifuse (0.22/0.25 um) |
| Core Supply Voltage | 2.5 V |
| I/O Supply Voltage | 2.5 V / 3.3 V / 5 V |
| Clock-to-Out (pin-to-pin) | 3.7 ns |
| Input Setup Time | 0.1 ns |
| Clock Skew | 0.25 ns |
| Programming Technology | Antifuse (one-time programmable, nonvolatile) |
| Package | 144-pin TQFP (PQFP) |
| Temperature Grade | Industrial (-40C to +85C), per IX ordering code |
| Mounting Type | Surface Mount |
A54SX32A-TQG144IX53 144-pin tqfp (pqfp) Pin Configuration Guide
Complete pinout information for A54SX32A-TQG144IX53 (144-pin tqfp (pqfp) 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-TQG144IX53.
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-TQG144IX53 is suitable for 6 applications: Industrial Control and Automation Logic, PCI Bus Interface and Bridge Logic, Aerospace and Defense Secure Logic, Communications and Networking Equipment, Test and Measurement Instrumentation, Legacy 5V System Migration and BOM Rescue.
Industrial Control and Automation Logic
The A54SX32A-TQG144IX53 fits industrial control and factory automation designs that need high gate utilization, deterministic timing, and power-up nonvolatile operation. Its 32K system gates and 2880 configurable logic modules integrate sequencer, state-machine, and glue-logic functions that would otherwise require several CPLDs, cutting board area and BOM cost. The 3.7 ns pin-to-pin clock-to-out and 0.25 ns clock skew support synchronous backplane interfaces, while 5 V-tolerant I/O modes connect directly to legacy 5 V PLC signaling. Because the antifuse fabric retains its configuration through power cycles and brownouts, no external configuration flash is needed - a reliability advantage in electrically noisy factory environments.
Recommended
PCI Bus Interface and Bridge Logic
The SX-A family datasheet explicitly positions the A54SX32A for 66 MHz PCI CPLD and FPGA integration as a single-chip solution. With 0.1 ns input setup, 0.25 ns clock skew, and 3.7 ns clock-to-out, the device closes PCI timing at 66 MHz while achieving 100% resource utilization with 100% pin locking - critical when a fixed PCB layout must survive logic updates. The 32K-gate density accommodates a complete PCI target or compact master/bridge function, and the 113 user I/O cover the full 32/64-bit PCI signal group plus local-side logic. Antifuse interconnect's low capacitance also lowers dynamic I/O power, useful in multi-slot PCI systems.
Recommended
Aerospace and Defense Secure Logic
Antifuse FPGAs are preferred in aerospace and defense payloads because the one-time-programmable fabric contains no bitstream that can be read out or corrupted by SEU-induced configuration upsets in the way SRAM FPGAs can. The A54SX32A-TQG144IX53's industrial ordering code suits ruggedized ground and airborne-support equipment, while other SX-A ordering codes (e.g., M suffix bins) address extended-temperature programs. The 48,000-gate module organization and 1800 cells absorb command decoders, telemetry formatters, and bus glue logic in a single 144-TQFP, reducing component count on high-reliability boards. Low static power of the antifuse fabric also helps in power-constrained platforms.
Recommended
Communications and Networking Equipment
Networking line cards and backplane controllers benefit from the SX-A's high internal speed (238 MHz) and fast pin-to-pin timing for framing, multiplexing, and bus-translation logic. The A54SX32A-TQG144IX53 integrates address decoding, interrupt control, and PHY-side glue logic that would otherwise occupy multiple discrete devices, delivering the family's promised system-wide cost savings from single-chip integration. Its 3.3 V and 2.5 V I/O compatibility matches modern PHY and MAC voltages, while 5 V-tolerant modes bridge legacy telco interface boards. The configuration-security of antifuse technology also protects proprietary protocol logic from extraction in field-deployed telecom hardware.
Recommended
Test and Measurement Instrumentation
Bench instruments and ATE modules use the A54SX32A-TQG144IX53 as a timing-controller and trigger-logic engine. The 0.25 ns clock skew across the fabric keeps parallel sampling strobes aligned, and the 3.7 ns clock-to-out supports rapid stimulus handshaking. With 2880 logic modules, a single device replaces the pattern-generator counters, edge decoders, and interface state machines typically spread across several SPLDs, improving timing predictability. The industrial temperature range and nonvolatile antifuse configuration allow the same board to ship into both lab and factory-floor instrument variants without configuration storage or boot sequencing, simplifying calibration and reducing startup latency to zero.
Recommended
Legacy 5V System Migration and BOM Rescue
Many service programs still run 5 V buses that modern SRAM FPGAs cannot directly join. The A54SX32A-TQG144IX53 accepts 5 V I/O operation alongside 3.3 V and 2.5 V, letting engineers consolidate obsolete PAL/GAL/22V10 and EPLD clusters into one antifuse FPGA without level-shifting silicon. This is a common BOM-rescue strategy when original programmable parts go end-of-life: the 144-TQFP footprint and 113 user I/O absorb multiple legacy pinouts, and pin locking keeps the existing PCB unchanged. Because the fabric is one-time-programmable and nonvolatile, replacement boards behave identically to the original assemblies from the first power cycle.
Recommended
Recommended Products Summary
Engineering reference data for A54SX32A-TQG144IX53 β comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | A54SX32A-TQG144I | A54SX32A-2TQG144I | A54SX32A-TQG144A | A54SX32-TQ144I | A54SX32-1TQG144I |
|---|---|---|---|---|---|---|
| Package | 144-pin TQFP | 144-TQFP - same | 144-TQFP - same | 144-TQFP - same | 144-TQFP - same | 144-TQFP - same |
| Brand | Microchip Technology (Actel) | Microchip Technology (Actel) | Microchip Technology (Actel) | Microchip Technology (Actel) | Microchip Technology (Actel) | Microchip Technology (Actel) |
| System Gates | 32K (48K equivalent) | 32K | 32K | 32K | 32K (SX non-A) | 32K (SX non-A) |
| Logic Cells | 1800 | 1800 | 1800 | 1800 | 1800 (SX non-A) | 1800 (SX non-A) |
| User I/O | 113 | 113 | 113 | 113 | [DATA_NEEDED] | [DATA_NEEDED] |
| Speed Grade / Max Frequency | IX53 bin, 238 MHz internal | Standard industrial grade | -2 (faster speed grade) | Alternate bin (A code) | Lower (SX non-A) | Speed 1 (SX non-A) |
| Core / I/O Voltage | 2.5 V core; 2.5/3.3/5 V I/O | 2.5 V; 2.5/3.3/5 V I/O | 2.5 V; 2.5/3.3/5 V I/O | 2.5 V; 2.5/3.3/5 V I/O | SX non-A voltage modes | SX non-A voltage modes |
| Temperature Range | Industrial (-40C to +85C) | Industrial | Industrial | Alternate bin (A code) | Industrial | Industrial |
| Indicative Price (qty 10, as of 2026-09-03) | $351.23 | [DATA_NEEDED] | $351.23 (Octopart historical) | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] |
Key Differentiators
- Faster speed grade availability in identical footprint (vs A54SX32A-2TQG144I)
- SX-A 0.25 um die with 2.5 V operation (vs A54SX32-TQ144I)
- Configuration security and power-up nonvolatility (vs A54SX32A-2TQG144I (or any SRAM FPGA))
- Trade-off: one-time programmability (vs A54SX32A-TQG144I)
Design Notes
Antifuse devices are one-time programmable. Never power the programmer with a marginal 2.5 V core supply, and always run full post-layout timing simulation in Libero Designer before generating the fuse file. A programming error or netlist bug permanently consumes the device - there is no erase/reprogram cycle as with SRAM FPGAs. Keep at least one programmed spare per production batch, and version-control your fuse files alongside the PCB revision so field service can match boards to the correct programming data.
Decouple the 2.5 V core and each I/O bank with 0.1 uF ceramics at the TQFP corners plus one 10 uF bulk capacitor per rail. The antifuse fabric draws low static current, but dynamic I/O power dominates when driving 5 V-tolerant loads at high toggle rates - estimate per-bank current from your Libero power report, not from the family datasheet typicals. Ensure the 5 V I/O mode is only selected on banks whose trace topology and clamp requirements match your legacy interface, since mixed-voltage bank assignment is fixed at programming time.
The 144-pin TQFP has 0.5 mm-pitch leads; use a 4-mil trace/6-mil space escape fan-out and tie the exposed corner lead pattern per the SX-A datasheet package drawing. For 66 MHz PCI designs, keep trace lengths under the datasheet's PCI loading guidance and add series termination on clock outputs to control reflections from the 0.25 ns clock-skew budget. Avoid routing under the package body on outer layers to reduce crosstalk into the dense lead field.
Compliance Information
RoHS/REACH/lead-free status for this legacy Actel/Microchip SX-A ordering code is not stated in the retrieved distributor data; verify via Microchip product change notifications.
