A54SX32-TQG144M - SX FPGA 48K Gates 113 I/O | Microchip
MPN: A54SX32-TQG144M ✓ Hoạt độngA54SX32-TQG144M Tóm tắt
An FPGA (Field-Programmable Gate Array) is a semiconductor device that implements digital logic through programmable interconnect and logic cells, sitting within the broader hierarchy of programmable logic ICs that also includes CPLDs and structured ASICs. The Actel SX family uses a sea-of-modules antifuse architecture, in which connections are permanently programmed at power-up programming time, delivering ASIC-like performance, security, and low power consumption rather than SRAM-based reconfigurability.
Key features include 32,000-gate (48K system gate) capacity on a 1,800-cell sea-of-modules fabric, up to 238 MHz toggle performance, and 113 user-input/output pins on the TQFP-144 footprint. Because antifuse programming is non-volatile and effectively one-time, the device requires no configuration PROM, boots instantly, and resists bitstream readback attacks, a key differentiator versus SRAM FPGAs.
Architecturally, the SX family's sea-of-modules structure combines C-cells (combinatorial) and R-cells (sequential) with a segmented routing fabric, giving predictable, low-skew timing suitable for performance-intensive designs. The 0.25 um CMOS process and 2.5V core reduce dynamic power compared with older 5V and 3.3V programmable families.
Typical applications include military and aerospace embedded control, industrial automation, communications interface bridging, and ASIC prototyping, where instant-on boot, design security, and low power matter. The military temperature grade suits harsh-environment defense programs.
Design consideration: antifuse FPGAs are one-time programmable; complete design sign-off and timing closure in Libero/Microsemi toolchains before programming production devices.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
Bộ thay thế dễ dàng lắp đặt cho A54SX32-TQG144M — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với A54SX32-TQG144M (cùng hình factor và footprint) — khác nhau ở Package, Family, RoHS Status, System Gates, Process Technology.
A54SX32A-TQG144M
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
A54SX32-TQG144I
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →A54SX32-2TQG144I
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →A54SX32-1TQG144I
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →A54SX32-TQG144
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →A54SX32-1TQG144
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →A54SX32-TQG144M Tỷ lệ tối đa & tính chất điện
| Family | Actel SX (SX-A compatible family) |
| System Gates | 48K |
| Logic Cells | 1800 |
| Number of I/O | 113 |
| Điện áp cung cấp | 2.5 V |
| Process Technology | 0.25 um CMOS |
| Maximum Toggle Frequency | 238 MHz |
| Hộp | 144-TQFP (LFQFP), square, gull-wing |
| Kiểu lắp đặt | Surface Mount |
| Temperature Grade | Military (M suffix) |
| Programming Technology | Antifuse (one-time programmable) |
| Lead Free | Yes (G suffix, lead-free per Mouser listing) |
| Terminal Form | Gull Wing |
| Number of Terminals | 144 |
| Trạng thái RoHS | Compliant (LEAD FREE per distributor listings) |
| Configuration | Non-volatile, no external configuration PROM required |
Hướng dẫn cấu hình chân A54SX32-TQG144M 144-tqfp (lfqfp), square, gull-wing
Cấu hình chân cho A54SX32-TQG144M (144-tqfp (lfqfp), square, gull-wing gói). IC số này bao gồm chân GPIO, giao diện truyền thông (UART, SPI, I2C) và chân nguồn. Tham khảo tài liệu thông số kỹ thuật của nhà sản xuất để biết các chức năng chân thay thế và tùy chọn cấu hình. Cực kỳ quan trọng cho thiết kế hệ thống tích hợp và lập trình PCB.
Không có dữ liệu chân cụ thể sẵn có cho A54SX32-TQG144M.
Tham khảo: tài liệu kỹ thuật cho cấu hình chân đầy đủ.
Ứng dụng tiêu biểu
A54SX32-TQG144M phù hợp cho 6 Áp dụngs: Military and Aerospace Embedded Control, Industrial Automation and Motion Control, Communications Interface Bridging, ASIC Prototyping and Low-Volume Emulation, Secure Boot and Design Protection, Avionics and Instrumentation Data Acquisition.
Military and Aerospace Embedded Control
The A54SX32-TQG144M fits military embedded control because its M-suffix military temperature screening, antifuse instant-on boot, and non-readable non-volatile fabric directly address harsh-environment reliability and anti-tamper requirements. With 48K system gates and 113 user I/O in a 144-TQFP, it integrates MIL-STD-style bus interfaces, discrete I/O conditioning, and state-machine control that would otherwise need multiple SSI/MSI devices. How it is used: designers implement the control fabric between a processor and mission interfaces, with the FPGA initializing instantly at power-up (no configuration PROM) and holding no readable bitstream, reducing reverse-engineering risk. The 2.5V core and 0.25 um CMOS process keep static power low for battery- or conduction-cooled platforms. Trade-off: one-time programming requires locked-down, fully verified designs before production assembly.
Được đề xuất
Industrial Automation and Motion Control
For industrial automation, the A54SX32-TQG144M provides glueless integration of encoder interfaces, PWM generators, and safety interlock logic at deterministic speeds up to the SX family's 238 MHz class toggle performance. The 113 user I/O accommodate multi-axis encoder inputs, limit switches, and actuator drives without external fanout logic, and the 144-TQFP gull-wing package assembles on standard SMT lines. How it is used: the antifuse fabric implements fixed, verified control logic that boots instantly at machine power-up, eliminating configuration-loading delays that cause conveyor or robot start-up latency. The 2.5V core keeps cabinet power budgets modest. Trade-off: industrial users not needing military screening can select the pin-identical A54SX32-TQG144I for lower cost with the same 48K-gate capacity and footprint.
Được đề xuất
Communications Interface Bridging
The A54SX32-TQG144M suits communications bridge designs where multiple protocol interfaces - serial links, backplane buses, and timing strobes - must be interconnected with predictable, low-skew timing. The SX sea-of-modules architecture delivers ASIC-like routing delays, supporting timing-critical protocol translation at speeds approaching the family's 238 MHz performance class, while 113 I/O cover multi-port implementations in a single 144-TQFP. How it is used: placed between line cards and a backplane controller, the FPGA performs data-path multiplexing, framing, and error checking; the antifuse fabric's fixed delays simplify static timing closure versus SRAM FPGAs whose routing varies with configuration. Trade-off: capacity is fixed at 48K system gates, so protocol additions after programming require new silicon.
Được đề xuất
ASIC Prototyping and Low-Volume Emulation
The A54SX32-TQG144M serves ASIC prototyping where a gate-array-class 48K system gates of fixed logic must be emulated with production-like timing. Antifuse routing delays are deterministic and resemble gate-array characteristics more closely than SRAM FPGA delays, giving timing estimates closer to final ASIC behavior. How it is used: a verified RTL design is mapped into the 1800-cell fabric, and the programmed device stands in for the ASIC in system benches; the 144-TQFP socket-friendly footprint supports swap-based iteration using multiple pre-programmed parts. The 2.5V operation matches legacy core-logic voltages in older design flows. Trade-off: each iteration consumes a new device (one-time programmable), so development economics favor debugging in simulation before any burn.
Được đề xuất
Secure Boot and Design Protection
Design security is a primary reason to select the A54SX32-TQG144M: antifuse programming creates permanent, non-readable connections, and there is no bitstream to intercept, clone, or modify - unlike SRAM FPGAs whose configuration image is exposed at every boot. How it is used: proprietary IP such as encryption keys in logic, authentication state machines, or copy-protection logic is implemented in the 48K-gate fabric; the device powers up instantly in a secure state with no external configuration PROM that could be probed. The military-grade screening of the TQG144M adds supply-chain assurance for defense programs. Trade-off: lost or damaged programmed devices cannot be reprogrammed, so spare programmed inventory must be budgeted.
Được đề xuất
Avionics and Instrumentation Data Acquisition
In avionics and test instrumentation, the A54SX32-TQG144M implements deterministic data-acquisition sequencers, ADC/DAC interface timing, and trigger logic where jitter and boot behavior are critical. The sea-of-modules fabric provides consistent routing delays across units, supporting channel-to-channel timing match in multi-card systems, and the instant-on antifuse boot means the acquisition system is armed the moment power arrives - no configuration load window that could miss transients. How it is used: the 113 I/O drive converter buses, sample clocks, and status lines within one 144-TQFP, while 2.5V core operation limits card-level power. Trade-off: verify that the fixed 48K-gate capacity covers all instrumentation modes before committing to production programming.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho A54SX32-TQG144M — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | A54SX32A-TQG144M | A54SX32-TQG144I | A54SX32-2TQG144I | A54SX32-TQG144 |
|---|---|---|---|---|---|
| Package | 144-TQFP (LFQFP, gull wing) | 144-LQFP - same | 144-TQFP - same | 144-TQFP - same | 144-TQFP - same |
| Brand | Microchip Technology (Actel/Microsemi) | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 48K | 48K (32K gates / 1800 cells) | 48K | 48K | 48K |
| User I/O | 113 | 113 | 113 | 113 | 113 |
| Supply Voltage | 2.5 V | 2.5 V | 2.5 V | 2.5 V | 2.5 V |
| Temperature Grade | Military (M) | Military (M) | Industrial (I) | Industrial (I) | Commercial/standard |
| Speed Grade | Standard | SX-A speed grades (faster) | Standard | Speed grade 2 (faster) | Standard |
| Lead Finish | Lead free (G suffix) | Lead free (G suffix) | Lead free (G suffix) | Lead free (G suffix) | Standard finish |
| Programming Technology | Antifuse (OTP) | Antifuse (OTP) | Antifuse (OTP) | Antifuse (OTP) | Antifuse (OTP) |
Bảo phân biệt quan trọng
- Military temperature screening with antifuse security (vsA54SX32-TQG144I)
- Migration path to faster SX-A silicon on identical footprint (vsA54SX32A-TQG144M)
- Instant-on boot versus SRAM FPGAs (vsA54SX32-TQG144I)
Ghi chú thiết kế
The A54SX32-TQG144M is one-time programmable: antifuse links cannot be erased, reworked, or verified after burn. Complete full functional simulation, static timing closure, and hardware bench validation of the design (using the same-die industrial variants such as A54SX32-TQG144I for development) before committing military-grade parts to programming. Reserve at least one unprogrammed spare per production lot for field-failure forensics, since programmed devices are unreadable and unrecoverable.
The 144-TQFP (0.5 mm-pitch LFQFP class) requires careful land-pattern design per Microchip's package mechanical drawing in the 54SX datasheet. Place 0.1 uF ceramic decoupling capacitors at all VCC/VCCA pins, as close to each supply pin as routing allows, plus bulk 10 uF capacitance at the board entry point. The gull-wing leads support standard SMT reflow; inspect with X-ray or AOI given the fine pitch. Thermal relief is generally adequate for the low static power of the antifuse fabric at 2.5 V.
The SX family operates from a 2.5 V core, a legacy low-voltage rail; ensure your board's power supply provides a clean, well-regulated 2.5 V with sequencing compatible with surrounding legacy 3.3 V and 5 V-tolerant interface circuitry. Verify I/O bank voltage requirements against the datasheet before connecting 5 V-era peripherals. Because antifuse FPGAs draw negligible static configuration power and no boot current surge (no configuration load), supply sizing is driven mainly by dynamic switching activity at up to the 238 MHz performance class.
The SX sea-of-modules fabric offers deterministic, ASIC-like routing delays, which simplifies timing closure, but the 113 available I/O should be assigned early with input register placement to minimize setup/hold issues on high-speed interfaces. Match trace lengths for clocked bus groups leaving the TQFP-144, and series-terminate lines driving long backplane runs. Source-synchronous interfaces benefit from using the R-cell (sequential) registers near the I/O modules.
Thông tin tuân thủ
Mouser listings identify A54SX32-TQG144M as LEAD FREE. Military-grade part (M suffix); AEC-Q100 not applicable. Obtain formal REACH/halogen-free/conflict-minerals statements from Microchip compliance documentation.
