A54SX32A-FTQG144 - 48K-Gate FPGA, 172MHz, TQFP-144 | Microchip
MPN： A54SX32A-FTQG144 ✓ 啟用中A54SX32A-FTQG144 概覽
A field programmable gate array (FPGA) is a semiconductor device containing a matrix of configurable logic blocks and programmable interconnects that the designer wires together to implement custom digital circuits. Within the programmable logic hierarchy, the FPGA sits above CPLDs and discrete logic, offering gate-level design capacity suited to system-on-chip integration. The SX-A family uses Actel antifuse technology, in which programmable interconnect points are permanently set at programming time, providing nonvolatile, one-time-programmable (OTP) configuration.
Key features include 113 user inputs and 113 user outputs, a combinatorial delay of 1.7 ns per CLB, and a sea-of-modules architecture that simplifies design migration. The antifuse fabric is inherently nonvolatile, so the device is live at power-up with no external configuration flash, no configuration controller, and no configuration bitstream to intercept - a significant security and reliability advantage over SRAM FPGAs. CMOS technology keeps static power low.
The SX-A architecture places routing multiplexers and antifuse interconnect in a deterministic structure, yielding predictable timing (172 MHz system performance, 1.7 ns CLB delay) without the back-annotation variability of look-up-table FPGAs. Design entry and programming use the Microsemi (Actel) Libero design suite with the standard SX-A tool flow.
Typical applications include industrial control and automation logic, communications and networking glue logic integration, aerospace and defense systems that benefit from OTP configuration security, and single-chip consolidation of multiple ASSP and discrete logic functions to reduce board area and BOM cost.
Design consideration: because the device is one-time programmable, verify the design thoroughly in simulation and, where possible, prototype on the same die in a larger package or a companion device before committing the antifuse programming step; there is no field reconfiguration path afterward.
This page synthesizes verified distributor specifications, drop-in alternative cross-references, and practical design notes not consolidated in the manufacturer datasheet.
直接替換替代品，適用於 A54SX32A-FTQG144 — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： A54SX32A-FTQG144 （相同外形與佔位） — 差異在於 Package, Family, System Gates, Operating Temperature, RoHS Status.
A54SX32A-TQG144A
✅ 直接替換聯絡詢價
查看資料表 →A54SX32A-2TQG144I
✅ 直接替換聯絡詢價
查看資料表 →A54SX32A-1TQG144I
✅ 直接替換聯絡詢價
查看資料表 →A54SX32A-1TQG144M
✅ 直接替換聯絡詢價
查看資料表 →A54SX32A-TQG144IX53
✅ 直接替換聯絡詢價
查看資料表 →A54SX16A-FTQG144
✅ 直接替換聯絡詢價
查看資料表 →A54SX32A-FTQG144 最大額定值與電氣特性
| Family | SX-A (Actel antifuse FPGA) |
| System Gates | 48000 |
| Logic Cells (CLBs) | 2880 |
| 最大時脈頻率 | 172 MHz |
| Combinatorial Delay per CLB | 1.7 ns |
| User I/Os | 113 inputs / 113 outputs |
| Technology | CMOS |
| Configuration Type | One-time programmable (antifuse), nonvolatile |
| 封裝 | TQFP-144 (FTQG144), 0.5 mm pitch, 1.4 mm height |
| 安裝類型 | Surface Mount |
| RoHS 狀態 | RoHS Compliant |
| Lead Free | Yes (lead-free per Mouser listing) |
| Terminal Count | 144 |
| Process Node | 0.25 um (SX-A family per FindIC) |
A54SX32A-FTQG144 tqfp-144 (ftqg144), 0.5 mm pitch, 1.4 mm height 腳位配置指南
A54SX32A-FTQG144（tqfp-144 (ftqg144), 0.5 mm pitch, 1.4 mm height 封裝）的腳位配置。 此數位 IC 包含 GPIO、通訊介面（UART、SPI、I2C）與電源腳位。替代腳位功能與配置選項請參閱製造商資料表。對嵌入式系統設計與 PCB 佈局至關重要。
無詳細腳位定義資料： A54SX32A-FTQG144.
請參閱 資料表 以查看完整腳位配置。
典型應用
A54SX32A-FTQG144 適用於 6 應用s: Industrial Control and Automation, Communications and Networking Interface Logic, Aerospace and Defense Systems, Single-Chip Logic Consolidation, Test and Measurement Equipment, Medical Device Control Electronics.
Industrial Control and Automation
The A54SX32A-FTQG144 consolidates PLC I/O logic, motor-control sequencing, and interface glue logic that would otherwise consume dozens of discrete 74-series devices. Its 2880 logic cells and 172 MHz capability comfortably cover counter/timer arrays, state machines, and bus arbitration at typical industrial clock rates of 25-50 MHz, while the deterministic 1.7 ns CLB delay simplifies timing closure for safety interlocks. Because the antifuse configuration is nonvolatile, control logic is operational within microseconds of power-up with no configuration controller - important for machinery that must fail safe. RoHS-compliant construction suits modern industrial boards, and the 0C to 70C commercial FT grade covers factory-floor enclosures with active thermal management.
推薦
Communications and Networking Interface Logic
In telecom line cards and networking backplane adapters, the A54SX32A-FTQG144 bridges standard interfaces such as UART, SPI, and parallel bus handshaking between processors and PHY devices. The 113 user I/Os in TQFP-144 handle wide parallel data paths, and the 172 MHz system ceiling supports 50-100 MHz synchronous interfaces with the dash-2 speed grade for tighter margins. The one-time-programmable fabric eliminates configuration-boot time on hot-swappable cards, and its fixed routing yields predictable latency - valuable for protocol framing. Placing the FPGA near the processor with matched-length traces on the 0.5 mm pitch pins keeps setup/hold margins within the SX-A timing budget.
推薦
Aerospace and Defense Systems
Actel antifuse FPGAs like the A54SX32A-FTQG144 are a mainstay in avionics, satellite payloads, and defense electronics because the programmed fabric cannot be read back, overwritten, or upset into an unconfigured state. The device is live at power-up with no external boot memory, reducing parts count in reliability-critical chains, and the permanent interconnect resists configuration-bit-flip failure modes that affect SRAM FPGAs. The same die is offered in military (M suffix, e.g. A54SX32A-1TQG144M) and industrial temperature grades, letting one design span qualification levels. For flight programs, perform single-event and timing analysis per program requirements and order screened flows through Microchip directly.
推薦
Single-Chip Logic Consolidation
A primary SX-A family use case is replacing multiple ASSPs, PAL/GAL devices, and 74-series TTL with one 48,000-gate FPGA, cutting board area, BOM line items, and assembly cost. A typical consolidation - address decoders, interrupt controllers, bus transceivers, and sequencing state machines - fits easily within 2880 logic cells, and the sea-of-modules architecture makes migration from the smaller A54SX16A straightforward when designs grow. Antifuse programming means consolidated logic works from the first power cycle, avoiding boot-order dependencies among the circuits it replaces. At 172 MHz the device also covers the fastest legacy timing requirements of the discrete logic it replaces.
推薦
Test and Measurement Equipment
Bench instruments and automated test fixtures use the A54SX32A-FTQG144 for timing generators, pattern generators, and trigger logic. The 172 MHz maximum frequency and 1.7 ns per-CLB combinatorial delay allow sub-10 ns edge placement, while 113 I/Os drive multi-channel stimulus to the device under test. Deterministic antifuse routing gives repeatable channel-to-channel skew across production units - a property SRAM FPGAs approximate only with careful constraints. The one-time-programmable fabric also suits calibration-locked firmware: once characterized, the test personality is permanently fixed, preventing accidental or malicious reconfiguration of shipped instruments. RoHS compliance supports CE-marked commercial instruments.
推薦
Medical Device Control Electronics
Diagnostic and therapeutic equipment - patient-interface boards, sensor front-end sequencing, and data-acquisition control - benefits from the A54SX32A-FTQG144's instant-on behavior and fixed configuration. Regulatory submissions favor deterministic hardware: the antifuse fabric guarantees the logic executed at verification is the logic shipped, with no firmware-update attack or corruption surface. Its 48,000 gates implement acquisition controllers for ADCs and communication bridges to the main processor at moderate clock rates, and low CMOS static power suits portable instruments. Design teams should run full simulation before programming because OTP means field fixes require hardware service; use the commercial FT grade for controlled clinical environments.
推薦
推薦產品摘要
工程參考資料，適用於 A54SX32A-FTQG144 — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | A54SX32A-TQG144A | A54SX32A-2TQG144I | A54SX32A-1TQG144I | A54SX16A-FTQG144 |
|---|---|---|---|---|---|
| Package | TQFP-144 (FTQG144), 0.5 mm pitch | TQFP-144 - same | TQFP-144 - same | TQFP-144 - same | TQFP-144 - same |
| Brand | Microchip Technology (Microsemi/Actel) | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 48,000 | 48,000 | 48,000 | 48,000 | 16,000 |
| Logic Cells | 2880 | 2880 | 2880 | 2880 | 964 |
| User I/O | 113 | 113 | 113 | 113 | 113 |
| Temperature Range | Commercial (FT grade) | Commercial/architectural (A) | Industrial (I) | Industrial (I) | Commercial (FT) |
主要差異化特點
- Full 48K-gate capacity in the shared TQFP-144 footprint (對比A54SX16A-FTQG144)
- Nonvolatile antifuse configuration with no boot time (對比SRAM FPGAs (Lattice/Xilinx same-capacity parts))
- Industrial temperature availability on the same die (對比A54SX32A-TQG144A)
- Trade-off: one-time programmable (對比A54SX32A-2TQG144I (and all SRAM FPGAs))
設計說明
The SX-A family is one-time programmable: once antifuses are blown, the device cannot be reconfigured or returned. Complete functional simulation, static timing analysis against your speed grade, and board-level prototype validation before production programming. Many teams program an initial engineering batch, validate on the target board, then release the programming file under revision control. Never treat the FTQG144 like an SRAM FPGA during bring-up - there is no bitstream update path to fix errors.
Use the manufacturer datasheet package tables for the TQFP-144 (0.5 mm pitch, 1.4 mm height) land pattern, and assign the 113 user I/Os in the Libero design tools rather than copying assignments from other SX-A packages - pin maps differ between TQFP, PQFP, and BGA options of the same die. Decouple each VCC/GND pair with 0.1 uF ceramics placed within 2 mm of the pins, and keep clock routing short with series termination to control reflections on the 0.5 mm pitch fanout.
Estimated: SX-A CMOS power is dominated by dynamic switching (P = C x V^2 x f); static current is low at room temperature. Budget supply current from the Libero power calculator output for your specific netlist rather than family typicals, since utilization of the 2880 cells strongly affects dissipation. Confirm the exact core/I/O supply voltage for the FTQG144 suffix from the datasheet before designing the regulator, as SX-A and SX-A low-voltage variants differ.
At interface clocks above 50 MHz, use the dash-2 speed grade (e.g. A54SX32A-2TQG144I) to preserve setup/hold margin, since the standard grade's 172 MHz family ceiling leaves less slack for routing delay variance. Match trace lengths within 5 mm for parallel buses across the 144-pin perimeter, and add 22-33 ohm series resistors on outputs driving ribbon cable or backplane stubs to damp ringback.
合規資訊
RoHS compliant per FindIC and Jotrin listings; Mouser confirms lead-free (FT = lead-free) construction. REACH, halogen-free, and conflict-minerals status not stated in provided data.
