A3P250-1VQG100M - ProASIC3 FPGA 250K Gates 100-TQFP | Microchip
料号： A3P250-1VQG100M ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $32.5 | $32.50 |
| 10 | $29.75 | $297.50 |
| 100 | $26.9 | $2,690.00 |
| 500 | $24.1 | $12,050.00 |
| 1,000 | $21.8 | $21,800.00 |
A3P250-1VQG100M 概述
A flash FPGA is a field-programmable gate array whose configuration is stored in on-chip flash cells rather than an external configuration PROM. Unlike SRAM FPGAs, flash FPGAs are Instant On at power-up, require no boot device, and are inherently more secure because the bitstream is never exposed externally. ProASIC3 sits in Microchip's (formerly Actel/Microsemi) low-density flash FPGA hierarchy, below the ProASIC3E and IGLOO families.
Key features include nonvolatile flash programming that eliminates external configuration storage, low total cost of ownership (TOC) through a single-chip solution, reprogrammability for design updates in the field, and small-footprint 100-TQFP packaging suited to space-constrained boards. The 68 user I/Os support common single-ended standards, and the fabric includes embedded RAM blocks totaling 36864 bits for FIFOs and buffering.
Architecturally, ProASIC3 uses a sea-of-gates fabric of Versatile tiles on a 130 nm process with a 1.5V core. The '-1' speed grade balances performance and cost, supporting system speeds up to 272 MHz, adequate for glue logic, bus bridging, and control-plane functions.
Typical applications include industrial control and automation, portable and battery-operated instruments benefiting from low static power, communication interface bridging, and ASIC prototyping or low-volume production where mask costs are prohibitive.
For design, the '-1' speed grade limits maximum fabric performance compared to '-2' variants; verify timing closure in Libero SoC before committing. The commercial temperature grade (no 'I' suffix) restricts use to 0C to +70C environments.
This page synthesizes distributor pricing tiers, drop-in alternatives within the same 100-TQFP footprint, and practical design notes not consolidated in the manufacturer datasheet.
直接替换替代料： A3P250-1VQG100M ——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： A3P250-1VQG100M （相同外形与封装尺寸） ——差异在于 Package, Operating Temperature, System Gates, Technology, Total RAM Bits.
快速对比工具——选择替代料号进行并排对比：
A3P250-VQG100M
✅ 直接替换✓ 有现货
$8.1 / 个
查看数据手册 →A3P250-1VQG100T
✅ 直接替换✓ 有现货
$22.3 / 个
查看数据手册 →A3P250-2VQG100
✅ 直接替换✓ 有现货
$17.5 / 个
查看数据手册 →A3P250L-VQG100I
✅ 直接替换✓ 有现货
$33.9 / 个
查看数据手册 →A3P250L-VQ100I
✅ 直接替换✓ 有现货
$19.8 / 个
查看数据手册 →A3P125-1VQG100I
✅ 直接替换✓ 有现货
$9.44 / 个
查看数据手册 →A3P250-1VQG100M 最大额定值与电气特性
| Family | ProASIC3 |
| System Gates | 250K |
| Logic Elements | 3K LEs |
| User I/O | 68 |
| Embedded Memory | 36864 bits |
| Maximum System Frequency | 272 MHz |
| Core Supply Voltage | 1.5 V |
| Process Technology | 130 nm flash |
| Speed Grade | -1 |
| Programming Technology | Nonvolatile Flash (Instant On) |
| 封装 | 100-TQFP (VQG100) |
| 安装类型 | Surface Mount |
| Temperature Grade | Commercial (M grade, 0C to +70C estimated) |
| Packaging | Tray |
| Reprogrammability | Yes, in-system reprogrammable |
A3P250-1VQG100M 100-tqfp (vqg100) 引脚配置指南
A3P250-1VQG100M（100-tqfp (vqg100) 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： A3P250-1VQG100M.
请参阅 数据手册 以查看完整引脚配置。
典型应用
A3P250-1VQG100M 适用于 6 应用s: Industrial Control and Automation, ASIC Prototyping and Low-Volume Production, Portable and Battery-Powered Instruments, Communication Interface Bridging, Motor Control Supervisory Logic, Medical Diagnostic Instrumentation.
Industrial Control and Automation
The A3P250-1VQG100M fits industrial control because its 250K flash gates implement state machines, encoders, and bus interfaces deterministically with Instant-On startup required by factory equipment that must be functional immediately after power application. With 68 user I/Os at up to 272 MHz system performance, it bridges legacy interfaces (parallel buses, UARTs, SPI) to modern controllers without a host MCU. Its nonvolatile configuration removes the external boot flash, reducing BOM cost and a common field-failure point. Place the device on a 1.5V core with 3.3V-tolerant I/O banking; the TQFP-100 leads simplify rework and prototyping versus BGA alternatives common in industrial retrofits.
推荐
ASIC Prototyping and Low-Volume Production
For ASIC prototyping, the A3P250-1VQG100M provides reprogrammable logic at a fraction of mask-set cost: its 250K gates and 36864 bits of embedded RAM map control-plane RTL blocks for functional verification before tape-out. Because ProASIC3 is flash-based, the prototype is Instant-On at every power cycle without a download cable or configuration PROM, matching ASIC power-up behavior more closely than SRAM FPGAs. The -1 speed grade limits timing closure for very fast cores, so constrain designs below roughly 100 MHz fabric clock for reliable margin. The 100-TQFP footprint is breadboard-friendly, and the same footprint supports scaling to A3P125 or A3P400 densities if the prototype outgrows the target.
推荐
Portable and Battery-Powered Instruments
Handheld instruments benefit from the A3P250-1VQG100M's single-chip flash architecture: no configuration power draw, no boot flash, and low static power from the 130 nm flash fabric. The 68 I/Os drive displays, keypads, and sensor front-ends, while embedded 36864-bit RAM implements sample FIFOs for metering. For maximum battery life, designers should compare against the pin-compatible A3P250L-VQG100I low-power variant, which substantially reduces static current at the cost of a modest price premium. Operating from a 1.5V core supplied by an efficient buck converter keeps dynamic power proportional to clock activity; gating unused clock domains in Libero SoC yields additional savings in duty-cycled measurement applications.
推荐
Communication Interface Bridging
The A3P250-1VQG100M serves as a protocol bridge between heterogeneous interfaces: with 272 MHz system performance, it easily handles SPI at 50+ MHz, parallel memory buses, and UART/Codec framing concurrently. Its 68 I/Os support the multi-bank voltage domains needed to talk to 3.3V, 2.5V, and 1.8V logic families across the bridge. The 36864-bit fabric RAM buffers packet streams between clock domains, and flash reprogrammability lets field engineers update protocol firmware without desoldering. For signal integrity at the higher I/O toggle rates, keep trace lengths matched and series-terminate lines above roughly 50 MHz toggling; the TQFP lead inductance is acceptable for these moderate edge rates common in industrial networking.
推荐
Motor Control Supervisory Logic
In motor drive systems, the A3P250-1VQG100M implements the supervisory and protection layer - PWM gating logic, fault latching, dead-time insertion, and quadrature encoder decoding - offloading the main MCU from cycle-critical tasks. Its Instant-On flash configuration ensures protection logic is active before the MCU boots, a safety advantage over SRAM FPGAs that are blank during configuration. With 272 MHz fabric performance, encoder decoding at high line counts and 3-phase PWM at 20 kHz switching with fine resolution are comfortably within margin. The commercial M temperature grade confines use to cabinet-mounted drives; for traction or outdoor motors, substitute the industrial-temperature A3P250L-VQG100I on the identical footprint.
推荐
Medical Diagnostic Instrumentation
Benchtop medical analyzers use the A3P250-1VQG100M for sensor timing, detector arrays, and USB/UART data packaging where deterministic 272 MHz-class logic and 36864 bits of buffering support consistent sample acquisition. The flash fabric's low static power keeps instrument thermal noise low, which matters for optical and electrochemical measurement front-ends. Note that the commercial M-grade temperature range suits indoor laboratory environments (0C to +70C) but not sterilization or cold-chain transport; the footprint-compatible A3P250L-VQG100I covers extended conditions. Designers should add ESD protection on patient-adjacent I/O and verify IEC 60601 isolation at the system level, since the FPGA itself provides no galvanic isolation.
推荐
推荐产品汇总
工程参考数据： A3P250-1VQG100M ——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 | A3P250-VQG100M | A3P250-1VQG100T | A3P250-2VQG100 | A3P250L-VQG100I | A3P250L-VQ100I | A3P125-1VQG100I |
|---|---|---|---|---|---|---|---|
| Package | 100-TQFP (VQG100) | 100-TQFP (VQG100) - same | 100-TQFP (VQG100) - same | 100-TQFP (VQG100) - same | 100-TQFP (VQG100) - same | 100-TQFP (VQ100) - same footprint | 100-TQFP (VQG100) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 250K | 250K | 250K | 250K | 250K (low-power die) | 250K (low-power die) | 125K |
| Core Supply Voltage | 1.5 V | 1.5 V | 1.5 V | 1.5 V | 1.5 V | 1.5 V | 1.5 V |
| Temperature Range | Commercial (M grade) | Commercial | Commercial | Commercial | Industrial (-40C to +100C) | Industrial (-40C to +100C) | Industrial |
| Power Characteristic | Standard ProASIC3 | Standard | Standard | Standard | Low-power (L) | Low-power (L) | Standard (lower density) |
关键差异点
- Nonvolatile flash fabric - true single-chip solution （对比 A3P250-2VQG100)
- Lower unit cost than low-power L variant （对比 A3P250L-VQG100I)
- Full 250K density on 100-pin TQFP （对比 A3P125-1VQG100I)
设计说明
Estimated: ProASIC3 core power scales with clock activity; at a typical 50 MHz design toggling 20% of a 250K-gate fabric from a 1.5V core, expect several hundred milliwatts. Use Microchip's SmartPower tool in Libero SoC with your actual netlist rather than rule-of-thumb numbers. Provide a solid 1.5V core rail with at least 22 uF bulk plus 0.1 uF per power pin, and separate I/O bank supplies per voltage domain to prevent ground bounce coupling into quiet banks.
The M suffix denotes a commercial temperature grade part - do not deploy it in industrial (-40C to +100C) or automotive environments; select the A3P250L-VQG100I or another -I variant on the same footprint instead. Also note the -1 speed grade is the slowest bin: designs near 100+ MHz fabric clocks may fail timing that would pass on the A3P250-2VQG100. Run timing analysis before locking the BOM, since changing speed grade after layout is PCB-compatible but a schedule risk.
The 100-TQFP has 0.5 mm lead pitch: use a 4-mil solder mask-defined footprint per the Microchip ProASIC3 datasheet package drawing, with thermal relief on center power pads routed to planes via 4-6 vias. TQFP leads are vulnerable to bending during handling - specify pick-up nozzles that avoid the leadframe and inspect coplanarity on incoming trays. For JTAG programming, keep TCK traces short and series-terminate at the driver to avoid ringing on daisy-chained chains.
With 68 I/Os toggling at up to 272 MHz-class internal performance, external signal integrity is dominated by edge rates rather than the fabric clock. Series-terminate (22-33 ohm) any single-ended line longer than about 10 cm, and group I/O by bank voltage to avoid mid-plane level shifts. Because this is a flash FPGA, no configuration bus exists - keep unused I/O as grounded outputs (Libero default) rather than inputs to prevent floating-node EMI.
合规信息
Compliance attributes were not stated in the provided verified web data; verify on the Microchip product page for A3P250. The M temperature grade is not AEC-Q100 qualified - use -I/-A variants for industrial/automotive.
