A54SX16P-2PQG208I - 24K-Gate SX FPGA 208-PQFP | Microchip
料号： A54SX16P-2PQG208I ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $58 | $58.00 |
| 10 | $52.2 | $522.00 |
| 100 | $46.4 | $4,640.00 |
| 500 | $42 | $21,000.00 |
| 1,000 | $38.5 | $38,500.00 |
A54SX16P-2PQG208I 概述
A field-programmable gate array (FPGA) is a semiconductor device containing a fabric of configurable logic blocks and programmable interconnects that the designer wires together post-manufacture. Within the programmable logic hierarchy, the device sits at: logic module -> Logic Array Block (LAB) -> sea-of-modules FPGA fabric -> programmable logic IC. FPGAs replace fixed-function ASICs and ASSPs where flexibility, low NRE cost, and fast time to market matter.
Key features of the A54SX16P-2PQG208I include the SX sea-of-modules architecture that simplifies design capture, antifuse-style one-time-programmable configuration for high design security and no configuration-loading time, dual voltage rail operation from 3.0 V to 3.6 V, and industrial temperature range operation (-40C, the I suffix). The -2 speed grade delivers the fastest timing drive strength within the family.
Technically, the device is a CMOS FPGA in the A54SX16 series. The 1452 LABs provide usable capacity for glue logic, bus interfacing, state machines, and moderate datapath functions. With a 0.7 ns combinatorial delay and 320 MHz clocking capability, the fabric supports demanding synchronous designs typical of industrial control and communications equipment.
Typical applications include industrial control systems, cloud-computing and server infrastructure boards, communications and networking line cards, and test equipment, where the 175 user I/O accommodate wide parallel buses and multiple interface standards.
A key design consideration is that SX family devices are one-time-programmable: prototype thoroughly in simulation, and reserve a spare socket footprint or board respin path, because bitstream revision cycles like SRAM FPGAs are not possible.
This page synthesizes distributor stock data, same-family drop-in options, and practical design notes not consolidated in the manufacturer datasheet. Pricing shown is an estimate pending live distributor confirmation as of 2026-09-03.
直接替换替代料： A54SX16P-2PQG208I ——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-2PQG208I （相同外形与封装尺寸） ——差异在于 Package, Family, System Gates, Architecture, Process Technology.
快速对比工具——选择替代料号进行并排对比：
A54SX16P-1PQG208I
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联系询价
查看数据手册 →A54SX16P-2PQ208I
✅ 直接替换📋 参考替代料（不在目录中）
A54SX16P-PQG208I
✅ 直接替换✓ 有现货
$38.75 / 个
查看数据手册 →A54SX16P-2PQG208I 最大额定值与电气特性
| Family | SX (Actel/Microsemi SX FPGA) |
| System Gates | 24000 gates |
| Equivalent Gates | 16000 gates |
| Logic Array Blocks (LABs) | 1452 |
| User I/O | 175 |
| 最大时钟频率 | 320 MHz |
| Combinatorial Delay | 0.7 ns |
| Speed Grade | -2 |
| Supply Voltage Range | 3 V to 3.6 V |
| Technology | CMOS |
| 封装 | 208-PQFP (S-PQFP-G208, BFQFP), 0.50 mm pitch |
| 安装类型 | Surface Mount |
| Configuration Type | One-Time Programmable (antifuse family) |
| Terminal Pitch | 0.50 mm |
| JESD-30 Package Code | S-PQFP-G208 |
A54SX16P-2PQG208I s-pqfp-g208 引脚配置指南
A54SX16P-2PQG208I（s-pqfp-g208 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-2PQG208I.
请参阅 数据手册 以查看完整引脚配置。
典型应用
A54SX16P-2PQG208I 适用于 6 应用s: Industrial Control Systems, Cloud Computing and Server Infrastructure, Communications and Networking Equipment, Test and Measurement Instrumentation, Aerospace and Defense Legacy Platforms, Board-Level Glue Logic Consolidation.
Industrial Control Systems
The A54SX16P-2PQG208I fits industrial control as a flexible glue-logic and supervisory-logic fabric: its 24,000 system gates and 1452 LABs absorb state machines, bus arbitration, and I/O expansion that would otherwise require multiple discrete logic devices. The 175 user I/O in the 208-pin PQFP allow wide parallel interfaces to PLC backplanes, motor drive controllers, and sensor racks at standard 3.3 V signaling from a 3.0 V to 3.6 V supply. The 320 MHz fabric ceiling and 0.7 ns combinatorial delay keep critical deterministic paths comfortably inside timing closure. The industrial I temperature grade supports factory-floor environments, and antifuse one-time programming provides configuration that survives power cycling without boot devices, a reliability benefit in unattended installations.
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Cloud Computing and Server Infrastructure
Server management, backplane bridging, and board-level sequencing logic in cloud-computing hardware are classic SX family roles, and distributor categorization explicitly lists cloud computing for this MPN. The A54SX16P-2PQG208I contributes 175 user I/O for SMBus/IPMI-style sideband monitoring, fan-control state machines, hot-swap handshaking, and status fan-out across a 3.3 V domain. The 24K-gate fabric implements these functions with deterministic single-event timing (0.7 ns combinatorial delay), avoiding the jitter and sequencing ambiguity of microcontroller bit-banging. Because the antifuse configuration is active the instant power is applied with no configuration load time, housekeeping logic is available during system power-up, which SRAM FPGAs cannot guarantee, making the A54SX16P-2PQG208I well suited to always-on infrastructure duties.
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Communications and Networking Equipment
In line cards, backplane adapters, and telecom transport hardware, the A54SX16P-2PQG208I serves as interconnect logic: framing, alignment, error checking, and parallel bus translation between PHY devices and higher-layer processors. The 320 MHz maximum clock frequency supports high-rate synchronous pipelines, while 175 user I/O terminate wide POS-PHY-style parallel data buses across the 208-pin PQFP footprint. The -2 speed grade provides the fastest family timing for latency-sensitive path logic, and 0.7 ns combinatorial delays enable multi-level logic between registers within a single clock period at moderate frequencies. The 3.0 V to 3.6 V dual-rail operation integrates directly with 3.3 V line-card power planes common in telecom shelves.
推荐
Test and Measurement Instrumentation
Bench instruments, ATE fixtures, and protocol analyzers rely on the A54SX16P-2PQG208I for trigger logic, timing generators, counter chains, and stimulus fan-out. The 1452 LAB fabric builds multi-channel pattern generators and deep state machines, and the 175 user I/O route dozens of simultaneous test points from one 208-pin PQFP device, shrinking board area versus discrete TTL. Deterministic 0.7 ns combinatorial delay and the -2 speed grade give reproducible channel-to-channel skew, essential for measurement repeatability. The antifuse configuration is immune to configuration upsets during noisy switching events, a practical advantage when the FPGA sits beside relays and high-current stimulus drivers on the same PCB.
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Aerospace and Defense Legacy Platforms
The Actel/Microsemi SX family has a long heritage in defense electronics, where one-time-programmable antifuse fabric is valued for design security and configuration immunity to SEU-induced configuration loss. In avionics legacy-card maintenance, the A54SX16P-2PQG208I with its industrial I grade and 3.0 V to 3.6 V rails supports obsolescence-driven respins of processing, interface, and telemetry boards. The 175 user I/O map to MIL-STD-style parallel buses and discretes, and 24,000 system gates provide capacity for protocol bridges and built-in-test logic. Microchip's continued support of the SX product line and related RTAX space portfolio (RTAX2000S, RTAX250SL families) sustains long-lifecycle program availability for this class of device.
推荐
Board-Level Glue Logic Consolidation
A primary A54SX16P-2PQG208I use case is replacing 74xx-class discrete logic: address decoding, wait-state generation, bus transceiving, and interrupt aggregation collapse into one 208-pin PQFP device. The 0.7 ns combinatorial delay is faster than most TTL-equivalent paths, and 24,000 system gates typically consolidate dozens of SSI/MSI packages, cutting BOM lines, assembly cost, and board area. The 3.0 V to 3.6 V supply matches 3.3 V processor I/O banks, while the 175 user I/O leave headroom for future netlist changes, an important property because antifuse devices cannot be reprogrammed in place; designers should reserve spare I/O and floorplan generously during initial layout of the 208-PQFP footprint.
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推荐产品汇总
工程参考数据： A54SX16P-2PQG208I ——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-1PQG208I | A54SX16P-2PQ208I | A54SX16P-PQG208I |
|---|---|---|---|---|
| Package | 208-PQFP (S-PQFP-G208), 0.50 mm pitch | 208-PQFP - same | 208-PQFP - same | 208-PQFP - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 24000 | 24000 | 24000 | 24000 |
| User I/O | 175 | 175 | 175 | 175 |
| Supply Voltage | 3 V to 3.6 V | 3 V to 3.6 V | 3 V to 3.6 V | 3 V to 3.6 V |
| Logic Array Blocks | 1452 | 1452 | 1452 | 1452 |
关键差异点
- Fastest family timing （对比 A54SX16P-1PQG208I)
- Zero configuration load time （对比 A3PE600-2FGG484)
- Design security and SEU-immune configuration （对比 SRAM FPGAs)
设计说明
The SX family is one-time programmable (antifuse-based). Unlike SRAM FPGAs, a programmed A54SX16P-2PQG208I cannot be erased or reconfigured - a bitstream error means a new device and, if pins changed, a possible respin. Complete gate-level timing simulation before programming, verify I/O assignments against the SX family datasheet pin table for the 208-PQFP package, and reserve spare user I/O and routing headroom in the initial floorplan for future netlist revisions.
The device operates from 3.0 V to 3.6 V supply rails per Microchip product data. Provide local 0.1 uF ceramic decoupling at multiple VDD pins around the 208-PQFP perimeter plus bulk 10 uF per supply domain. Antifuse SX devices have low static power but dynamic power scales with clock frequency and toggle rate; at the 320 MHz fabric ceiling, measure core current in-system rather than relying solely on the Designer power estimator for rail sizing.
With 175 user I/O on a 0.50 mm pitch PQFP, simultaneous switching output (SSO) noise is the main signal-integrity risk. Group high-toggle-rate outputs on I/O banks with adequate nearby ground pins, insert series termination (22-33 ohm) on fast edge-rate outputs, and keep return paths solid beneath the package. Consult Microchip SX family application notes on I/O bank grounding before finalizing breakout routing on the 208-pin footprint.
合规信息
Compliance data was not included in the verified web data for this MPN. G-suffix package variants in the SX family conventionally denote green packaging; confirm RoHS/REACH status from Microchip's official material declaration for A54SX16P-2PQG208I before ordering.
