A3P125-2TQG144I - ProASIC3 FPGA 125K Gates | Microchip
MPN: A3P125-2TQG144I ✓ Hoạt độngA3P125-2TQG144I Tóm tắt
A field-programmable gate array (FPGA) is a semiconductor device containing an array of programmable logic blocks and reconfigurable interconnects that designers configure after manufacturing. Unlike SRAM-based FPGAs, flash-based devices such as the ProASIC3 family retain their configuration in non-volatile flash cells, so they power up instantly, need no external configuration PROM, and offer higher single-event-upset immunity - placing this device in the hierarchy: FPGA -> programmable logic device -> digital integrated circuit -> semiconductor.
Key features include non-volatile flash programming for true single-chip operation, reprogrammability with no external boot memory, low total cost of ownership as promoted on the Microchip product page, a 130nm CMOS process, and industrial temperature qualification (-40C to +85C) making it suitable for harsh environments. The -2 speed grade balances performance and cost within the A3P125 family.
Architecturally, the A3P125 implements 125K system gates across 3072 VersaTile logic modules on a 130nm flash-based fabric. On-chip RAM totals 36,864 bits distributed as variable-aspect-ratio blocks, and I/O banks support multiple single-ended and differential standards at 1.5V core supply with 0.5mm package pitch.
Typical applications include industrial control and automation, Internet of Things (IoT) gateways, military/aerospace control logic, and glue-logic consolidation in embedded systems where single-chip, instant-on programmable logic reduces BOM count.
When designing with the A3P125-2TQG144I, use Microchip Libero SoC tools for synthesis and place-and-route, and budget I/O banks carefully since only 100 of the 144 pins are user I/O.
This page synthesizes distributor pricing, drop-in family alternatives, and practical design notes not found in the manufacturer datasheet.
Bộ thay thế dễ dàng lắp đặt cho A3P125-2TQG144I — 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 A3P125-2TQG144I (cùng hình factor và footprint) — khác nhau ở Package, System Gates, Configuration, Logic Elements, Process Technology.
A3P125-1TQG144I
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
A3P125-2TQG144
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →A3P125-1TQG144
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
A3P125-2TQG144YI
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
A3P125-2TQG144T
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
A3P125-2TQ144I
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
A3P125-2TQG144I Tỷ lệ tối đa & tính chất điện
| Family | ProASIC3 |
| System Gates | 125,000 gates |
| Logic Blocks (CLBs) | 3072 |
| Number of I/O | 100 |
| Embedded RAM | 36864 bits |
| Maximum Frequency | 310 MHz |
| Process Technology | 130 nm CMOS |
| Điện áp cung cấp | 1.425 V to 1.575 V (1.5 V core) |
| Hộp | 144-LQFP (TQFP-144), 0.5 mm pitch |
| Kiểu lắp đặt | SMD/SMT |
| Minimum Operating Temperature | -40 C |
| Maximum Operating Temperature | +85 C |
| Speed Grade | -2 |
| Programmability Type | Flash-based, non-volatile, in-system reprogrammable |
| Packaging | Tray |
| Series | ProASIC3 A3P125 |
Hướng dẫn cấu hình chân A3P125-2TQG144I 144-lqfp (tqfp-144), 0.5 mm pitch
Cấu hình chân cho A3P125-2TQG144I (144-lqfp (tqfp-144), 0.5 mm pitch 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 A3P125-2TQG144I.
Tham khảo: tài liệu kỹ thuật cho cấu hình chân đầy đủ.
Ứng dụng tiêu biểu
A3P125-2TQG144I phù hợp cho 6 Áp dụngs: Industrial Control and Automation, IoT Edge Gateways and Sensor Hubs, Embedded System Glue-Logic Consolidation, Aerospace and Military Control Logic, Motor Drive and Power Control Interfaces, Portable and Battery-Powered Instruments.
Industrial Control and Automation
The A3P125-2TQG144I fits industrial control because its -40C to +85C industrial rating and flash-based non-volatile fabric survive factory-floor temperature swings and electrical noise without external boot memory. With 3072 logic tiles and 100 user I/Os, it consolidates PLC I/O sequencing, encoder interfaces, and safety interlock state machines that would otherwise need several CPLDs. Deployed between sensor headers and a host MCU or backplane, it provides deterministic, single-chip glue logic: no configuration time at power-up means outputs are valid within microseconds of rail good. The 1.5V core (1.425V to 1.575V) keeps dynamic power low in always-on cabinets, while the 0.5mm-pitch TQFP-144 is reworkable by contract manufacturers without BGA capability.
Được đề xuất
IoT Edge Gateways and Sensor Hubs
For IoT gateways, the A3P125-2TQG144I acts as a real-time sensor aggregator between multiple digital sensors and a wireless SoC. Its 100 I/Os support SPI/I2C/UART fan-out beyond what a typical MCU offers, and the 36,864-bit distributed RAM buffers burst sensor streams before handoff. Because the flash fabric retains configuration through brownouts and field resets, remote nodes recover deterministically without reconfiguration hardware - a meaningful reliability gain over SRAM FPGAs that need a configuration flash and voltage-monitor sequencing. The low 1.5V core keeps standby contribution minimal, and Microchip explicitly targets Internet-of-Things designs for this family, making reference designs and Libero project templates readily available.
Được đề xuất
Embedded System Glue-Logic Consolidation
Legacy boards often accumulate address decoders, bus bridges, interrupt controllers, and status registers across multiple 74-series devices. A single A3P125-2TQG144I replaces that cluster with 3072 reconfigurable tiles, cutting BOM lines, board area, and inventory risk. The TQFP-144 leads are visible for inspection and rework, unlike BGA equivalents, simplifying low-to-mid-volume production. Because the device is flash-based and reprogrammable in-system, late bus-timing fixes are firmware changes rather than board spins; Microchip's low-total-cost-of-ownership positioning for ProASIC3 maps directly to this use case. The 310 MHz fabric capability comfortably covers legacy bus interfaces running at 33-100 MHz with setup margin.
Được đề xuất
Aerospace and Military Control Logic
ProASIC3 flash FPGAs are widely used in military and aerospace programs because the flash switching element is inherently more single-event-upset resistant than SRAM configuration cells, and the single-chip design eliminates the configuration-PROM failure point. The A3P125-2TQG144I's -40C to +85C range suits ruggedized ground and avionic equipment, and its 130nm flash fabric is a well-characterized, radiation-tolerant-adjacent technology used across many Microsemi flight programs. With 100 I/Os it implements redundant sensor voting, telemetry formatting, and safe-mode sequencers. Designers should pair it with Libero SoC timing closure at the -2 grade and apply external supervision circuits for SEU-sensitive missions per Microchip reliability application notes.
Được đề xuất
Motor Drive and Power Control Interfaces
In digital power and motor-drive systems, the A3P125-2TQG144I generates PWM dead-time logic, gate interleaving, and fault shutdown paths alongside a C2000-class MCU. The 310 MHz-capable fabric resolves PWM granularity far below MCU-peripheral limits, and deterministic fabric routing keeps fault-propagation latency constant - important for overcurrent protection. Its 100 I/Os drive six-phase inverter headers, ADC trigger distribution, and encoder inputs concurrently. The industrial temperature grade matches drive-environment ambient conditions, and flash configurability lets one hardware platform serve multiple motor topologies by reloading the fabric. Designers must respect 1.5V core sequencing and isolate FPGA I/O banks from inverter switching noise with proper grounding.
Được đề xuất
Portable and Battery-Powered Instruments
Handheld instruments benefit from the A3P125-2TQG144I's instant-on flash configuration: measurement front-ends are functional the moment power is applied, with no boot delay or external configuration memory draw. The 1.5V core operation (1.425V to 1.575V) allows direct connection to a single-cell buck or LDO rail, and the modest 36,864-bit RAM handles display buffering and averaging filters in small instruments. The TQFP-144's 0.5mm pitch is producible on standard two- to four-layer boards, keeping instrument PCB cost low. With 100 I/Os, one device manages LCD or OLED interfaces, keypad scanning, and USB-UART bridging simultaneously, consolidating what would otherwise be a multi-chip digital section.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho A3P125-2TQG144I — 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 | A3P125-1TQG144I | A3P125-2TQG144YI | A3P125-2TQG144 | A3P125-1TQG144 | A3P125-2TQG144T |
|---|---|---|---|---|---|---|
| Package | TQFP-144 (TQG144), 0.5 mm pitch | TQFP-144 - same | TQFP-144 - same | TQFP-144 - same | TQFP-144 - same | TQFP-144 - same |
| Brand | Microchip Technology (Microsemi) | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 125,000 | 125,000 | 125,000 | 125,000 | 125,000 | 125,000 |
| Speed Grade | -2 (up to 310 MHz system) | -1 (slower) | -2 (same) | -2 (same) | -1 (slower) | -2 (same) |
| Operating Temperature | -40C to +85C (industrial) | -40C to +85C | -40C to +85C | 0C to +70C (commercial) | 0C to +70C (commercial) | -40C to +85C |
| User I/O | 100 | 100 | 100 | 100 | 100 | 100 |
| Embedded RAM | 36864 bits | 36864 bits | 36864 bits | 36864 bits | 36864 bits | 36864 bits |
| Core Supply Voltage | 1.425 V to 1.575 V (1.5 V) | 1.425 V to 1.575 V | 1.425 V to 1.575 V | 1.425 V to 1.575 V | 1.425 V to 1.575 V | 1.425 V to 1.575 V |
Bảo phân biệt quan trọng
- Faster -2 speed grade at identical cost structure (vsA3P125-1TQG144I)
- Industrial temperature rating (vsA3P125-2TQG144)
- Flash-based single-chip architecture vs SRAM FPGA alternatives (vsAMD Xilinx Spartan-class devices)
Ghi chú thiết kế
Supply the 1.5V core with a regulator that stays within 1.425V to 1.575V under all load transients; because the fabric is flash-based there is no configuration inrush, but core current scales with clock activity, so decouple each VCC pin pair with 0.1uF plus bulk 10uF near the TQFP-144 corners. I/O bank VCCI rails depend on the chosen I/O standards - group same-voltage standards per bank during pin assignment in Libero SoC to minimize external regulators.
The 0.5mm-pitch TQFP-144 escapes easily on a four-layer board with 0.2mm vias and short dog-bone traces; on two-layer boards keep fan-out stubs under 5mm to preserve signal integrity on 50MHz+ clocks. Place a solid ground plane directly under the device and stitch JTAG (TCK) as a short series-terminated trace with pull-downs per Microchip FlashPro programming guidance. Reserve board space for 0.1uF caps on every other lead group around the perimeter.
Do not confuse ordering-code suffixes: 'I' is industrial (-40C to +85C) while non-suffixed parts are commercial (0C to +70C) - substituting a commercial variant into an industrial BOM is a reliability failure. Similarly, the -1 speed grade is pin-compatible but not timing-equivalent; re-run timing analysis at worst-case corners before switching. Confirm G-suffix (green/RoHS) packaging requirements with the official Microchip material declaration for regulated builds.
Thông tin tuân thủ
The 'G' suffix in TQG144 denotes Microchip/Microsemi green packaging (RoHS, lead-free). REACH, halogen-free, and conflict-minerals declarations should be confirmed via the official Microchip material-declaration certificate for this exact ordering code.
