A54SX16P-1TQG144I - SX FPGA 16K Gates 113 I/O | Microsemi
料号： A54SX16P-1TQG144I ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $68.5 | $68.50 |
| 10 | $63.2 | $632.00 |
| 100 | $57.8 | $5,780.00 |
| 500 | $52.4 | $26,200.00 |
| 1,000 | $47.9 | $47,900.00 |
A54SX16P-1TQG144I 概述
An FPGA (Field Programmable Gate Array) is a semiconductor device containing a fabric of programmable logic blocks and interconnects that designers configure in the field, sitting within the broader programmable logic hierarchy alongside CPLDs and structured ASICs. The Actel SX family pioneered a sea-of-modules architecture in 0.35 um technology, an antifuse-based approach that preserves configuration through power cycles without an external boot PROM, unlike SRAM FPGAs from Xilinx or Altera.
Key features of the A54SX16P include dual-rail operation supporting 3.3V (3.0V to 3.6V) and 5.0V (4.75V to 5.25V) supply domains, the 5V-tolerant 'P' variant option for mixed-voltage legacy systems, and a deterministic antifuse fabric that delivers ASIC-like routing delays with no configuration time at power-up.
Technically, the device implements a fine-grained sea-of-modules architecture built on Actel's patented antifuse programmable interconnect. Each logic module is small and fast, enabling high toggle rates and predictable timing; the -1 speed grade supports clock rates to 280 MHz. The antifuse fabric adds very low dynamic power and inherent resistance to configuration upset, which historically made SX devices popular in industrial control and aerospace-adjacent designs.
Typical applications include industrial automation and motor control glue logic, 5V-tolerant legacy board redesigns, bridge and interface logic between processors and peripherals, and high-reliability control systems where instant-on configuration matters. The 113 I/O pins accommodate wide parallel buses common in these domains.
Designers should note that antifuse devices are one-time programmable: the design cannot be re-flashed after programming, so thorough simulation in Libero/Microsemi tooling before programming is essential. Supply sequencing between the 3.3V core domain and any 5.0V I/O domain should follow the datasheet power-up guidelines.
This page synthesizes distributor availability data, drop-in speed-grade alternatives, and practical design notes not found in the manufacturer datasheet, with pricing stated as of 2026-09-03.
直接替换替代料： A54SX16P-1TQG144I ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： A54SX16P-1TQG144I （相同外形与封装尺寸） ——差异在于 Family, Operating Temperature, Package, RoHS Status, Process Technology.
快速对比工具——选择替代料号进行并排对比：
A54SX16P-2TQG144I
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$26.1 / 个
查看数据手册 →A54SX16P-2TQG144
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$48.9 / 个
查看数据手册 →A54SX16P-1TQG144
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
联系询价
查看数据手册 →A54SX32-TQG144I
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$32.3 / 个
查看数据手册 →A54SX32-2TQG144I
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$45.6 / 个
查看数据手册 →A54SX16P-1TQG144I 最大额定值与电气特性
| Family | Actel SX |
| System Gates | 16000 gates |
| Logic Cells (Modules) | 924 cells |
| Number of I/O | 113 |
| Maximum Operating Frequency | 280 MHz |
| Process Technology | 0.35 um |
| Supply Voltage (Core) | 3 V to 3.6 V |
| Supply Voltage (I/O) | 4.75 V to 5.25 V |
| Programming Technology | Antifuse (one-time programmable) |
| Speed Grade | -1 |
| 封装 | 144-TQFP (20x20 mm) |
| 安装类型 | Surface Mount |
| 工作温度 | -40C to +85C (Industrial) |
| Architecture | Sea-of-modules |
| Series | SX |
| RoHS 状态 | unknown |
| Configuration Storage | Non-volatile (antifuse), no boot PROM required |
A54SX16P-1TQG144I 144-tqfp (20x20 mm) 引脚配置指南
A54SX16P-1TQG144I（144-tqfp (20x20 mm) 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： A54SX16P-1TQG144I.
请参阅 数据手册 以查看完整引脚配置。
典型应用
A54SX16P-1TQG144I 适用于 6 应用s: Industrial Automation and Motor Control, 5V Legacy Board Redesign and Obsolescence Management, Processor Bridge and Interface Logic, High-Reliability Control Systems, Test and Measurement Instrumentation, Telecom and Networking Line-Card Glue.
Industrial Automation and Motor Control
The A54SX16P-1TQG144I fits industrial control boards that must merge 5V-tolerant field I/O with 3.3V controller logic. Its dual-rail operation (3.0V-3.6V core, 4.75V-5.25V I/O) allows direct connection to legacy 5V TTL sensors, encoders, and PLC backplanes without external level translators, while the -1 speed grade's 280 MHz capability easily covers PWM generation, quadrature decoding, and interlock logic. The antifuse fabric is instant-on at power-up, so safety interlocks and watchdog logic are active within nanoseconds - important for machinery that must not wait for a configuration load. With 924 logic cells and 113 I/O, one device typically absorbs counters, state machines, and bus glue that would otherwise occupy several PLDs, cutting BOM count and board area in the 20x20 mm TQFP footprint.
推荐
5V Legacy Board Redesign and Obsolescence Management
When an obsolete programmable logic device must be replaced on a 5V industrial or telecom board, the A54SX16P-1TQG144I is a strong candidate because the 'P' variant tolerates a 4.75V-5.25V I/O rail directly - most modern SRAM FPGAs cannot. Designers consolidate retired 22V10, PAL, or CPLD functions into the 16K-gate SX fabric, reusing the existing 144-TQFP land pattern where the footprint matches. The antifuse configuration is stored in silicon, so no boot flash replacement is needed and there is no configuration readback path that could expose legacy IP. The industrial -40C to +85C rating covers unconditioned factory environments. The main constraint is one-time programmability: retargeted logic must be fully verified in Libero before programming, since no field rework is possible after the antifuses are burned.
推荐
Processor Bridge and Interface Logic
The A54SX16P-1TQG144I is widely used as bridge logic between microprocessors and peripherals: bus arbitration, address decoding, wait-state generation, and parallel-to-serial adaptation. The fine-grained sea-of-modules architecture gives predictable, ASIC-like routing delays, which simplifies meeting setup and hold windows on wide parallel buses, and the 113 I/O accommodates 32-bit or wider data paths plus control strobes. Because the fabric is non-volatile, the bridge is functional before the processor finishes reset, satisfying systems that sample straps or execute early boot code. The -1 speed grade supports toggle rates to 280 MHz, far above typical legacy bus frequencies (25-66 MHz), providing large timing margin. In mixed 3.3V/5V backplanes, the dual supply rails let one device interface to both voltage domains without translation buffers.
推荐
High-Reliability Control Systems
Antifuse FPGAs such as the A54SX16P-1TQG144I have historically been favored in high-reliability and long-lifecycle systems: avionics-adjacent instrumentation, railway signaling, energy metering, and medical equipment control. Two properties drive this choice. First, the non-volatile antifuse configuration has no configuration-memory upset mode and no bitstream reload at power-up, so the device behaves deterministically from the first microsecond. Second, Actel/Microchip supports long product lifecycles for industrial-programmed parts, easing 10-20 year sustainment programs. The industrial temperature range of -40C to +85C suits sealed enclosures without forced air. Designers should complement the hardware choice with rigorous up-front simulation because the one-time-programmable fabric prevents in-field firmware updates; for designs needing refresh capability, a same-capacity SRAM FPGA with a redundancy scheme is the alternative.
推荐
Test and Measurement Instrumentation
Bench instruments, ATE boards, and data-acquisition backplanes use the A54SX16P-1TQG144I as timing-controller and capture-logic fabric. The 280 MHz toggle capability supports fast state machines for strobe generation and edge-detection pipelines, while 924 logic cells hold counters, comparators, and trigger engines. The 113 user I/O pins interface to ADC parallel buses, relay matrices, and front-panel logic across both 3.3V and 5V domains thanks to the dual supply operation of the P-variant. Instant-on antifuse configuration means measurement sequencing logic is ready before host software loads, simplifying self-test at power-up. The 20x20 mm TQFP with surface-mount leads also eases rework on instrument prototypes. Where deterministic trigger latency matters, the ASIC-like predictable routing of the SX fabric gives more repeatable delays than fine-pitch SRAM FPGA routing.
推荐
Telecom and Networking Line-Card Glue
Legacy telecom line cards and network interface boards frequently pair the A54SX16P-1TQG144I with 5V-tolerant line-side circuitry: the P-variant's 4.75V-5.25V I/O rail connects directly to E1/T1 framers, relays, and alarms, while the 3.0V-3.6V core domain talks to 3.3V backplane ASICs. Typical HDL content includes framer interfacing, HDLC-lite framing, clock-divide chains, and LED/alarm multiplexing, all comfortably within 16K gates and 924 cells. The antifuse fabric's low dynamic power helps in cards with high channel density, and its non-volatile configuration guarantees the card reports ready state immediately upon shelf insertion, meeting hot-swap presentation requirements. The industrial temperature rating covers outside-plant cabinets. Designs exceeding 924 cells can drop in the footprint-compatible A54SX32-TQG144I without PCB change.
推荐
推荐产品汇总
工程参考数据： A54SX16P-1TQG144I ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | A54SX16P-2TQG144I | A54SX16P-1TQG144 | A54SX32-TQG144I | A54SX32-2TQG144I |
|---|---|---|---|---|---|
| Brand | Microsemi (Microchip) | Microsemi (Microchip) | Microsemi (Microchip) | Microsemi (Microchip) | Microsemi (Microchip) |
| Package | 144-TQFP (TQG144, 20x20 mm) | 144-TQFP - same footprint | 144-TQFP - same footprint | 144-TQFP - same footprint | 144-TQFP - same footprint |
| System Gates | 16000 gates | 16000 gates | 16000 gates | 32000 gates | 32000 gates |
| Logic Cells | 924 cells | 924 cells | 924 cells | ~1800 cells | ~1800 cells |
| Speed Grade | -1 | -2 (faster) | -1 (same) | standard | -2 (faster) |
| User I/O | 113 | 113 | 113 | 113 (TQG144) | 113 (TQG144) |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +85C (Industrial) | 0C to +70C (Commercial) | -40C to +85C (Industrial) | -40C to +85C (Industrial) |
| Programming Technology | Antifuse (one-time programmable) | Antifuse | Antifuse | Antifuse | Antifuse |
关键差异点
- 5V-tolerant dual-rail I/O （对比 A54SX16-1TQG176I)
- Lower cost at adequate speed （对比 A54SX16P-2TQG144I)
- Smallest same-footprint option for lowest power and cost （对比 A54SX32-TQG144I)
- Non-volatile instant-on configuration （对比 Cross-brand SRAM FPGAs (e.g., Xilinx XC4000XL class))
设计说明
Antifuse FPGAs are one-time programmable. Complete all functional simulation, static timing analysis, and board-level verification in Libero/Designer before generating the fuse file and programming. A design bug discovered after programming cannot be patched - the device must be scrapped. Maintain version control of the fuse files just like firmware. Budget spare logic capacity: target no more than about 70 percent utilization of the 924 cells so late design changes still fit in the same device.
The A54SX16P-1TQG144I uses two supply domains: 3.0V-3.6V and 4.75V-5.25V (the 5V-tolerant P-variant I/O rail). Decouple each domain with at least 0.1 uF ceramic per supply pin group plus 10 uF bulk per rail, placed close to the TQFP power pins. Follow the SX datasheet power-up sequencing guidance between rails; exercising I/O before the core rail is stable can violate input structure ratings. Estimated: at 280 MHz toggle the core current is modest, but verify with Designer power estimation for your actual design.
The 144-TQFP (20x20 mm) has 0.5 mm-pitch leads - use a standard TQFP-144 land pattern per the datasheet mechanical drawing, with solder-mask-defined or non-solder-mask-defined pads per your assembler's capability. Route the 113 I/O with controlled impedance where buses exceed roughly 50 MHz; keep 5V-domain traces physically separated from 3.3V core-domain routing where practical, and place series termination (22-33 ohm) on fast output drivers to control ringing on legacy 5V buses.
The -1 speed grade toggles up to 280 MHz internally, so even modest design clocks can produce fast output edges. On 5V TTL interfaces, the higher swing increases crosstalk and overshoot risk: add series resistors on outputs driving long backplane traces and verify undershoot on 5V receivers stays within datasheet limits. For clocks above 66 MHz, use the SX global clock resources and keep clock routing short; refer to Actel/Microchip application notes on SX timing-driven design in Libero.
合规信息
Compliance data not present in the retrieved web data. Verify RoHS/REACH status on the official Microchip product page for A54SX16P before procurement.
