A54SX32-PQG208I - SX FPGA 48K Gates 174 I/O | Microchip
MPN: A54SX32-PQG208I ✓ Hoạt độngA54SX32-PQG208I Tóm tắt
An FPGA (Field-Programmable Gate Array) is a semiconductor device containing a fabric of configurable logic blocks and interconnects that the designer programs after manufacturing. Within the programmable logic hierarchy, the A54SX32 sits at the device level under FPGA -> programmable logic -> digital logic IC. The SX family uses a sea-of-modules architecture built on a patented antifuse interconnect, which delivers ASIC-like routability and performance with no configuration storage element required.
Key features include one-time-programmable antifuse technology that eliminates the need for external boot flash and removes configuration-bitstream security concerns, sub-10 ns deterministic interconnect delays, 174 user-input/output pins on the 208-pin QFP body, and low static power consumption typical of antifuse CMOS fabric.
Technically, the device integrates combinational and sequential logic modules (the 1800-cell array) with dedicated clock resources, achieving deterministic, delay-predictable routing that SRAM FPGAs of the era could not match. The antifuse elements add near-zero capacitance to the routing network, which is the primary reason for the 240 MHz toggle capability at 0.35 um geometry.
Typical applications include industrial control and automation logic, glueless bus interfacing and bridge logic, telecommunications and data-communication line-card control, and military/avionic systems where instant-on and configuration-security properties of antifuse technology are valued.
A key design consideration is that antifuse FPGAs are one-time programmable: any functional change requires a new device, so reserve engineering margin in I/O count and module utilization before committing the design. Use Libero SoC (Designer) toolchain for place-and-route and timing sign-off.
This page synthesizes verified distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
Bộ thay thế dễ dàng lắp đặt cho A54SX32-PQG208I — 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-PQG208I (cùng hình factor và footprint) — khác nhau ở Package, Family, System Gates, Operating Temperature, Architecture.
A54SX32-1PQG208I
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →A54SX32-2PQG208
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →A54SX32-2PQ208I
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →A54SX32A-PQG208I
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
A54SX32A-1PQG208I
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →A54SX32A-PQ208I
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →A54SX32-PQG208I Tỷ lệ tối đa & tính chất điện
| Logic Gates | 32000 gates (48K system gates) |
| Logic Modules (Cells) | 1800 |
| User I/O | 174 |
| Maximum System Frequency | 240 MHz |
| Điện áp cung cấp | 3.3 V / 5 V |
| Process Technology | 0.35 um CMOS |
| Programmable Technology | Antifuse (one-time programmable) |
| Architecture | Sea-of-modules (Actel SX family) |
| Hộp | 208-BFQFP (PQG208) |
| Kiểu lắp đặt | Surface Mount |
| Nhiệt độ hoạt động | -40C to +85C (industrial) |
| Family | SX (A54SX32) |
| Speed Grade | Standard (dash -) grade |
| Trạng thái RoHS | Lead free / RoHS Compliant |
| Configuration | Non-volatile, no boot PROM required |
| Packaging | Tray |
Hướng dẫn cấu hình chân A54SX32-PQG208I 208-bfqfp (pqg208)
Cấu hình chân cho A54SX32-PQG208I (208-bfqfp (pqg208) 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-PQG208I.
Tham khảo: tài liệu kỹ thuật cho cấu hình chân đầy đủ.
Ứng dụng tiêu biểu
A54SX32-PQG208I phù hợp cho 6 Áp dụngs: Industrial Control and Automation Logic, Telecommunications Line-Card Control, Avionics and Defense Embedded Control, Bus Interface and Glueless Bridge Logic, Test and Measurement Instrumentation, Secure Embedded Systems and IoT Gateways.
Industrial Control and Automation Logic
The A54SX32-PQG208I fits industrial control and factory automation systems where deterministic, glitch-free logic replaces multiple PAL/GAL devices and discrete glue logic. Its 32K gates and 1800 modules consolidate bus arbitration, I/O expansion decoding, and sequencer state machines into one -40C to +85C industrial-grade device. Because the antifuse fabric needs no boot flash, the PLC or motor-control card is functional within nanoseconds of power application, improving fault-recovery behavior in production lines. The 174 user I/Os on the 208-pin QFP directly interface 5V-tolerant industrial buses, and the low static power of 0.35 um antifuse CMOS reduces cabinet heat versus SRAM FPGAs of comparable density.
Được đề xuất
Telecommunications Line-Card Control
Telecom line cards benefit from the A54SX32-PQG208I's 240 MHz class performance and predictable, delay-deterministic routing for framer backplane interfaces, HDLC controllers, and hot-swap supervision logic. The sea-of-modules architecture delivers consistent interconnect delays regardless of utilization, simplifying timing closure at the 3.3V backplane signaling levels common in central-office equipment. The industrial temperature grade tolerates uncoiled equipment-room conditions, and the antifuse fabric's immunity to configuration upsets removes the configuration-corruption failure mode that SRAM FPGAs exhibit across years of continuous uptime, a critical reliability consideration for carrier-grade availability targets.
Được đề xuất
Avionics and Defense Embedded Control
Defense and avionics subsystems select the A54SX32-PQG208I for its inherent configuration security and instant-on behavior. The one-time-programmable antifuse bitstream cannot be dumped or reversed from a powered-off board, protecting proprietary control algorithms in munitions interfaces, radar timing generators, and secure telemetry encoders. The SX family's radiation tolerance heritage from Actel supports high-reliability programs, and for space-grade migration paths, Microchip's RTAX families extend the same antifuse philosophy. The industrial -40C to +85C rating covers most airborne equipment bays, while deterministic routing timing eases DO-254-style design verification of safety-critical logic paths.
Được đề xuất
Bus Interface and Glueless Bridge Logic
The A54SX32-PQG208I excels as bridge logic between incompatible buses - PCI-to-local-bus bridges, microprocessor bus expansion, and legacy-interface emulation. With 174 user I/Os, one device absorbs dozens of 74-series transceiver and decoder packages, cutting board area and assembly cost. The 3.3V/5V mixed capability lets a single device talk to both legacy 5V TTL backplanes and modern 3.3V processors without level-shifting circuitry. Designers should reserve at least 20% module headroom because the antifuse is one-time programmable: protocol updates after layout freeze require a new device, making early utilization planning the key trade-off in bridge-logic deployments.
Được đề xuất
Test and Measurement Instrumentation
Bench and automated test equipment uses the A54SX32-PQG208I for timing generators, pattern generators, and trigger-logic aggregation. The 240 MHz-class fabric and deterministic delays allow sub-nanosecond skew control across the 174 I/Os, which directly determines measurement timing accuracy in stimulu/response instruments. The antifuse fabric introduces no configuration load transient at power-up, so instruments present a stable high-impedance state within microseconds - useful when the FPGA powers a measurement front-end. Industrial grading covers bench environments, and the one-time-programmable model suits released instrument firmware baselines that require change-controlled, non-updatable logic revisions.
Được đề xuất
Secure Embedded Systems and IoT Gateways
Security-focused embedded designs leverage the A54SX32-PQG208I's non-readable antifuse configuration as a hardware root of trust for IoT gateways and industrial edge nodes. Unlike SRAM FPGAs whose bitstream travels over an external flash bus at every boot, the A54SX32 contains no extractable configuration image, eliminating a primary cloning attack vector. Its 48K system gates implement AES-class crypto cores, secure-boot checkers, and tamper-monitoring state machines alongside interface logic. Combined with a low-power supervisory MCU such as the MSP430FR5994, the gateway achieves instant-on secure operation with negligible standby current - a combination SRAM FPGA architectures cannot match without elaborate bitstream-encryption overhead.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho A54SX32-PQG208I — 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 | A54SX32-1PQG208I | A54SX32-2PQG208 | A54SX32-2PQ208I | A54SX32A-PQG208I |
|---|---|---|---|---|---|
| Package | 208-BFQFP (PQG208) | 208-PQFP (PQG208) - same | 208-PQFP (PQG208) - same | 208-PQFP (PQ208) - same footprint | 208-PQFP (PQG208) - same |
| Brand | Microchip Technology (Microsemi/Actel) | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Logic Gates | 32000 (48K system gates) | 32000 | 32000 | 32000 | 48000 (SX-A) |
| Logic Modules | 1800 | 1800 | 1800 | 1800 | 2880 |
| Supply Voltage | 3.3 V / 5 V | 3.3 V / 5 V | 3.3 V / 5 V | 3.3 V / 5 V | 2.5 V |
| Process Technology | 0.35 um | 0.35 um | 0.35 um | 0.35 um | 0.25 um |
| Operating Temperature | -40C to +85C (industrial) | -40C to +85C | 0C to +70C (commercial) | -40C to +85C | -40C to +85C |
Bảo phân biệt quan trọng
- Instant-on, non-volatile antifuse configuration (vsSRAM FPGAs (e.g., Xilinx Spartan of same era))
- Legacy 5V-tolerant I/O mixing (vsA54SX32A-PQG208I)
- Industrial temperature at standard grade (vsA54SX32-2PQG208)
- Lower module density than SX-A successor (vsA54SX32A-PQG208I)
Ghi chú thiết kế
The A54SX32-PQG208I operates from 3.3V/5V supplies on 0.35 um antifuse CMOS. Decouple each VCC/VDDA pin pair with 0.1 uF ceramic capacitors placed within 5 mm of the pin, plus bulk 10 uF per supply domain. Because the antifuse fabric draws essentially no configuration current at power-up, inrush is dominated by I/O charging of board capacitance - size the supply rail for simultaneous switching output (SSO) currents when many of the 174 I/Os toggle in the same bank. Verify I/O bank current limits in the 54SX family datasheet before finalizing power distribution.
The antifuse fabric is one-time programmable: there is no erase or reconfiguration. Complete full post-layout timing simulation and hardware prototype validation on an engineering lot before production programming with Silicon Sculptor. Also confirm speed-grade ordering on your purchase order - A54SX32-PQG208I is the standard grade; the -1 and -2 suffixes denote faster timing that may be required if your design closes timing with less than 10% slack in the Libero timing report.
The 208-pin PQFP has 0.5 mm pitch gull-wing leads. Use a 0.2 mm wide stencil aperture with 5-6 mil paste for fine-pitch solder joints, and route the 174 user I/Os with controlled impedance on high-speed nets. Provide a solid ground plane under the device and keep clock distribution traces short with series termination near the driver. QFP lead coplanarity should be verified on receipt since mature-package lots may have been in storage - bake per JEDEC J-STD-033 if moisture indicators show exposure.
Estimated: an SX-class device at typical industrial logic utilization dissipates on the order of hundreds of milliwatts, far below the PQFP-208 free-air capability, so no heatsink is normally required. However, exact power depends on switching activity and I/O loading; compute junction temperature as TA + P * theta_JA using the theta_JA value from the Microchip 54SX family datasheet for your airflow condition, and keep TJ below the absolute maximum rating with at least 20C margin.
Thông tin tuân thủ
Per xsourcepart data: Lead free / RoHS Compliant. REACH, halogen-free, and conflict-minerals status not stated in provided data.