A54SX72A-1CQ208 - 108K Gate Antifuse FPGA 208-CQFP | Microchip
料号： A54SX72A-1CQ208 ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $185 | $185.00 |
| 10 | $172.05 | $1,720.50 |
| 25 | $163.2 | $4,080.00 |
| 100 | $152.6 | $15,260.00 |
| 1,000 | $141.25 | $141,250.00 |
A54SX72A-1CQ208 概述
An antifuse FPGA is a one-time-programmable field-programmable gate array in which programmable interconnect elements are permanently formed at programming time. Unlike SRAM-based FPGAs, antifuse devices require no configuration memory or boot device, deliver inherently lower standby power, and offer high resistance to bitstream readback, which is why the SX-A family is positioned as a low-cost, secure, single-chip integration solution within the broader programmable logic hierarchy (FPGA -> antifuse FPGA -> programmable logic device -> semiconductor).
Key differentiating specifications include the 108K system gate count with 4024 logic cells arranged in 6036 logic array blocks (LABs), a toggle-rate capability up to approximately 250 MHz enabled by the 0.25 um/0.22 um CMOS technology, and dedicated global and quadrant clock resources (CLKA, CLKB and QCLK networks) documented in the SX-A family datasheet. The ceramic CQFP package with tie bar supports reliable surface-mount assembly in demanding environments.
The SX-A architecture uses a sea-of-modules fabric with fast carry logic and hierarchical routing, achieving deterministic timing characteristic of antifuse programmable-logic technology. Speed grade -1 denotes the standard commercial speed bin within the A54SX72A ordering code.
Typical applications include telecommunications infrastructure glue logic and bridge functions, industrial control systems, and data processing equipment where a flexible, single-chip, high-performance integration reduces system cost, as stated on the Microchip SX-A product page.
Design consideration: because the device is one-time programmable, complete and simulate the design thoroughly in Libero IDE (or Designer) before programming; there is no in-system reconfiguration path.
This page synthesizes distributor pricing, same-package drop-in variants, and practical design notes not consolidated in the manufacturer datasheet.
直接替换替代料： A54SX72A-1CQ208 ——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： A54SX72A-1CQ208 （相同外形与封装尺寸） ——差异在于 Package, Process Technology, System Gates, Operating Temperature, Family.
快速对比工具——选择替代料号进行并排对比：
A54SX72A-1CQ208B
✅ 直接替换✓ 有现货
联系询价
查看数据手册 →A54SX72A-1CQ208M
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联系询价
查看数据手册 →A54SX72A-CQ208
✅ 直接替换✓ 有现货
$135 / 个
查看数据手册 →A54SX72A-CQ208B
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联系询价
查看数据手册 →A54SX72A-CQ208M
✅ 直接替换✓ 有现货
$228 / 个
查看数据手册 →A54SX72A-1PQG208I
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$79 / 个
查看数据手册 →A54SX72A-PQG208I
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$86.9 / 个
查看数据手册 →A54SX72A-1CQ208 最大额定值与电气特性
| Family | SX-A (Actel/Microchip antifuse FPGA) |
| System Gates | 108000 gates |
| Logic Cells | 4024 cells |
| Logic Array Blocks (LABs) | 6036 |
| Dedicated Flip-Flops | 2012 |
| Maximum User I/O | 360 pins (device family maximum) |
| Core Supply Voltage | 2.5 V |
| Process Technology | 0.25 um / 0.22 um CMOS |
| Maximum Toggle Rate | 250 MHz |
| Speed Grade | -1 |
| 封装 | 208-pin CQFP (BFCQFP) with tie bar |
| 安装类型 | Surface Mount |
| 工作温度 | 0C to +70C (commercial) |
| Programming Type | One-Time Programmable (antifuse) |
| Clock Resources | CLKA, CLKB global clocks plus quadrant clocks (QCLK) |
| Temperature Grade | C (Commercial) |
A54SX72A-1CQ208 208-pin cqfp (bfcqfp) with tie bar 引脚配置指南
A54SX72A-1CQ208（208-pin cqfp (bfcqfp) with tie bar 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： A54SX72A-1CQ208.
请参阅 数据手册 以查看完整引脚配置。
典型应用
A54SX72A-1CQ208 适用于 6 应用s: Telecommunications Infrastructure Glue Logic, Industrial Control and Automation, Data Processing and Server Board Integration, Secure Single-Chip Integration (Anti-Tamper Logic), Legacy System Sustainment and EOL Redesign, Test and Measurement Instrumentation.
Telecommunications Infrastructure Glue Logic
The A54SX72A-1CQ208 fits telecom backplane bridge and glue functions because its 108,000 system gates and 4,024 logic cells absorb address decoding, bus bridging, and protocol adaptation that would otherwise require several PLDs. The quadrant clock networks (CLKA, CLKB, QCLK) documented in the Microchip SX-A datasheet distribute timing across line-card regions with low skew, and the roughly 250 MHz toggle capability supports OC-level interface timing. In deployment, the antifuse fabric powers up fully configured - no configuration PROM load time and no readback path - which operators value for availability and configuration security. The trade-off is that field upgrades require board rework with a freshly programmed device rather than a firmware push.
推荐
Industrial Control and Automation
In industrial controllers the A54SX72A-1CQ208 integrates sequencers, interlocks, and encoder interfaces into one 2.5 V, low-power chip, replacing multi-chip 5 V PAL/GAL stacks and cutting board area. The 2,012 dedicated flip-flops provide enough state elements for multi-axis motion sequencers, while deterministic antifuse routing gives repeatable timing from the first unit to the last - important for certified control logic that must not change between builds. The ceramic CQFP package with tie bar withstands the soldering and thermal cycling profiles typical of industrial equipment, and the one-time-programmable fabric resists tampering of control logic. Designers should verify commercial 0C to +70C temperature fit, or move to the -I industrial variants such as A54SX72A-1PQG208I.
推荐
Data Processing and Server Board Integration
For data processing boards, the A54SX72A-1CQ208 consolidates DMA arbiters, memory-bank controllers, and system-status aggregation into a single-chip 108K-gate fabric, which Microchip positions as a system-wide cost saver versus discrete glue. The 0.25 um CMOS antifuse process draws no configuration current at standby and no configuration memory refresh, simplifying power budgets on always-on platforms. Global and quadrant clock resources (CLKA/CLKB/QCLK) let designers time processor-side and I/O-side domains independently, and the ceramic CQFP survives the reflow profiles of dense server boards. The -1 speed grade should be selected where register-to-register paths approach the roughly 250 MHz family toggle limit.
推荐
Secure Single-Chip Integration (Anti-Tamper Logic)
Antifuse FPGAs are chosen where configuration confidentiality is a requirement: the A54SX72A-1CQ208 has no configuration bitstream to read back because the routing is physically formed during programming. Proprietary algorithms, keys, and board-identity logic encoded in the fabric cannot be cloned by dumping a PROM, unlike SRAM FPGA solutions. With 108K gates, designers can embed authentication, key-check, and lockout state machines alongside functional logic in one 2.5 V device. The cost of this security is the one-time-programmable model - the design must be fully verified in Libero/Designer before programming, and design changes require a new device. Microchip documents this security-plus-low-power positioning for the SX-A family on its official product page.
推荐
Legacy System Sustainment and EOL Redesign
Many obsolesced boards from the late 1990s and 2000s were built around Actel SX-A FPGAs; the A54SX72A-1CQ208 remains the sustainment part because the die and ceramic 208-pin CQFP package are still manufactured by Microchip, letting engineers repair or re-spin boards without footprint changes. Same-package variants (A54SX72A-CQ208B, -CQ208M, -1CQ208B, -1CQ208M) are verified drop-ins per FindIC cross-reference data, giving procurement multiple screening options against allocation. Because the antifuse design files are stable and the Libero/Designer tool chain still generates programming files, reprogramming repaired boards is deterministic. This makes the device a low-risk bridge part while longer-term migrations to modern families are planned.
推荐
Test and Measurement Instrumentation
Instrument backplanes and measurement cards use the A54SX72A-1CQ208 for trigger distribution, timing generators, and instrument-bus interfacing. The 6,036 LABs and quadrant clock structure allow several independent timing domains - measurement, calibration, and communication - inside one chip, and the antifuse fabric's deterministic routing gives repeatable channel-to-channel skew between instruments, which matters in synchronized test systems. Instant-on behavior means the instrument is ready at power-up with no configuration load delay, and the 2.5 V core keeps standby power low in battery-powered field instruments. Designers should reserve the -1 speed grade for paths approaching the 250 MHz family limit and verify 0C to +70C commercial rating against the instrument's specified operating range.
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推荐产品汇总
工程参考数据： A54SX72A-1CQ208 ——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 | A54SX72A-1CQ208B | A54SX72A-1CQ208M | A54SX72A-CQ208 | A54SX72A-CQ208M | A54SX72A-1PQG208I |
|---|---|---|---|---|---|---|
| Package | 208-pin ceramic CQFP with tie bar | 208-pin CQFP - same | 208-pin CQFP - same | 208-pin CQFP - same | 208-pin CQFP - same | 208-pin PQFP (plastic) |
| Brand | Microchip Technology (Microsemi/Actel) | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 108000 | 108000 | 108000 | 108000 | 108000 | 108000 |
| Speed Grade | -1 (fastest commercial bin) | -1 | -1 | Standard (slower) | Standard (slower) | -1 |
| Operating Temperature | 0C to +70C (commercial) | 0C to +70C (B-screened) | Military temperature range | 0C to +70C | Military temperature range | -40C to +85C (industrial) |
| Core Supply Voltage | 2.5 V | 2.5 V | 2.5 V | 2.5 V | 2.5 V | 2.5 V |
| Programming Technology | Antifuse (one-time programmable) | Antifuse (OTP) | Antifuse (OTP) | Antifuse (OTP) | Antifuse (OTP) | Antifuse (OTP) |
关键差异点
- Fastest commercial speed bin in the ceramic CQFP package （对比 A54SX72A-CQ208)
- Commercial temperature screening at lower cost than screened variants （对比 A54SX72A-1CQ208M)
- Ceramic package heritage for harsh assembly environments （对比 A54SX72A-1PQG208I)
设计说明
The A54SX72A is one-time programmable: once the antifuse map is blown there is no rework path. Complete functional simulation, timing simulation on the placed-and-routed netlist, and a full design review in Libero/Designer before releasing the programming file. Order one extra device per board position for programming-yield margin, and never program your last device with an unverified fuse map.
The device operates from a 2.5 V core per the SX-A datasheet. Derate available current based on your toggle activity using the power calculator in Libero, and provide solid 2.5 V planes with local 0.1 uF decoupling at multiple VCC pins of the 208-pin CQFP. Because antifuse interconnect draws no configuration current and the device boots instantly, inrush is dominated by ordinary CMOS switching - a simple bulk plus ceramic decoupling network is generally sufficient.
Use the dedicated CLKA and CLKB global clocks plus QCLK quadrant clocks as intended by the architecture - driving general-purpose routed clocks wastes routing and adds skew. For high-fanout signals entering through CQFP peripheral pins, series-terminate at the driver to control ringback, and assign your fastest I/O to bank pins nearest the receiving quadrant. The Microchip application notes on A54SX72A and RT54SX72S quadrant clocks give the supported macros and clock circuits.
合规信息
Compliance data for the ceramic CQFP package variant was not present in the provided web data; the -1 suffix may indicate lead-free processing per Microchip ordering conventions but this must be confirmed on the official product page. AEC-Q100 qualification is not applicable to this legacy FPGA family.
