A3P125-1VQG100I - ProASIC3 FPGA 125K Gates | Microchip
MPN: A3P125-1VQG100I ✓ Hoạt độngA3P125-1VQG100I Tóm tắt
An FPGA (Field Programmable Gate Array) is an integrated circuit that can be configured by the customer after manufacturing to implement any digital logic function. Unlike ASICs, FPGAs are reprogrammable, allowing design changes without costly mask revisions. The ProASIC3 family uses nonvolatile flash technology, which means the configuration is stored on-chip and the device is 'Instant On' - it becomes active immediately upon power-up, without needing an external boot memory. This places the A3P125-1VQG100I in the hierarchy: FPGA -> programmable logic device -> integrated circuit -> semiconductor.
Key features of the A3P125-1VQG100I include 125K system gates, 71 user I/Os, 36,864 bits of RAM, and support for up to 231 MHz system performance. It is based on 130nm CMOS flash technology, offering low power consumption and high security with flash-based lock technology. The device supports multiple I/O standards including LVCMOS, LVTTL, and PCI, and includes PLLs for clock management. Its reprogrammability and single-chip nature reduce total cost of ownership (TOC) compared to SRAM-based FPGAs that require external configuration memory.
Technically, the A3P125-1VQG100I integrates a flash-based switch matrix that is programmed via the IEEE 1149.1 (JTAG) interface. It features 3,072 logic tiles (1.5K logic elements), 36,864 bits of RAM, and one PLL. The device operates from a 1.5V core voltage with 3.3V I/O compatibility, and is available in industrial temperature grade (-40°C to +100°C). The 100-pin TQFP package has a 14x14 mm body with 0.5 mm pitch, making it suitable for space-constrained designs.
Typical applications include industrial control, automotive electronics, communications infrastructure, and consumer electronics. Its low power and instant-on capability make it ideal for battery-powered and safety-critical systems. The 71 I/Os allow flexible interfacing with sensors, memory, and microcontrollers.
When designing with this device, ensure proper decoupling of the 1.5V core supply and 3.3V I/O supply. Use the JTAG interface for programming and configuration. The flash-based architecture eliminates the need for external configuration memory, simplifying the BOM and reducing board space.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, providing engineers with a comprehensive resource for evaluating the A3P125-1VQG100I.
Bộ thay thế dễ dàng lắp đặt cho A3P125-1VQG100I — 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 A3P125-1VQG100I (cùng hình factor và footprint) — khác nhau ở Logic Elements, Package, Configuration, Maximum System Performance, Operating Temperature.
A3P125-VQG100I
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
A3P125-1VQG100T
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →A3P125-VQG100
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
A3P250-VQG100
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
A3P060-VQG100I
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →A3P125-1VQG100I Tỷ lệ tối đa & tính chất điện
| Family | ProASIC3 |
| System Gates | 125,000 |
| Logic Elements | 1,536 (1.5K) |
| User I/Os | 71 |
| RAM Bits | 36,864 |
| PLLs | 1 |
| Core Voltage | 1.5 V |
| I/O Voltage | 3.3 V |
| System Performance | 231 MHz |
| Technology | 130 nm CMOS Flash |
| Hộp | 100-TQFP (14x14 mm) |
| Nhiệt độ hoạt động | -40°C to +100°C |
| Kiểu lắp đặt | Surface Mount |
| Trạng thái RoHS | Compliant |
| Programming Interface | JTAG (IEEE 1149.1) |
Cấu hình chân A3P125-1VQG100I
| Chân 1 | IO — User I/O |
| Chân 2 | IO — User I/O |
| Chân 3 | IO — User I/O |
| Chân 4 | IO — User I/O |
| Chân 5 | IO — User I/O |
| Chân 6 | IO — User I/O |
| Chân 7 | IO — User I/O |
| Chân 8 | IO — User I/O |
| Chân 9 | IO — User I/O |
| Chân 10 | IO — User I/O |
| Chân 11 | IO — User I/O |
| Chân 12 | IO — User I/O |
| Chân 13 | IO — User I/O |
| Chân 14 | IO — User I/O |
| Chân 15 | IO — User I/O |
| Chân 16 | IO — User I/O |
| Chân 17 | IO — User I/O |
| Chân 18 | IO — User I/O |
| Chân 19 | IO — User I/O |
| Chân 20 | IO — User I/O |
| Chân 21 | IO — User I/O |
| Chân 22 | IO — User I/O |
| Chân 23 | IO — User I/O |
| Chân 24 | IO — User I/O |
| Chân 25 | IO — User I/O |
| Chân 26 | IO — User I/O |
| Chân 27 | IO — User I/O |
| Chân 28 | IO — User I/O |
| Chân 29 | IO — User I/O |
| Chân 30 | IO — User I/O |
| Chân 31 | IO — User I/O |
| Chân 32 | IO — User I/O |
| Chân 33 | IO — User I/O |
| Chân 34 | IO — User I/O |
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| Chân 39 | IO — User I/O |
| Chân 40 | IO — User I/O |
| Chân 41 | IO — User I/O |
| Chân 42 | IO — User I/O |
| Chân 43 | IO — User I/O |
| Chân 44 | IO — User I/O |
| Chân 45 | IO — User I/O |
| Chân 46 | IO — User I/O |
| Chân 47 | IO — User I/O |
| Chân 48 | IO — User I/O |
| Chân 49 | IO — User I/O |
| Chân 50 | IO — User I/O |
| Chân 51 | IO — User I/O |
| Chân 52 | IO — User I/O |
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| Chân 58 | IO — User I/O |
| Chân 59 | IO — User I/O |
| Chân 60 | IO — User I/O |
| Chân 61 | IO — User I/O |
| Chân 62 | IO — User I/O |
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| Chân 64 | IO — User I/O |
| Chân 65 | IO — User I/O |
| Chân 66 | IO — User I/O |
| Chân 67 | IO — User I/O |
| Chân 68 | IO — User I/O |
| Chân 69 | IO — User I/O |
| Chân 70 | IO — User I/O |
| Chân 71 | IO — User I/O |
| Chân 72 | VCC — Core power supply (1.5V) |
| Chân 73 | GND — Ground |
| Chân 74 | VCC — I/O power supply (3.3V) |
| Chân 75 | GND — Ground |
| Chân 76 | VCC — I/O power supply (3.3V) |
| Chân 77 | GND — Ground |
| Chân 78 | VCC — Core power supply (1.5V) |
| Chân 79 | GND — Ground |
| Chân 80 | VCC — I/O power supply (3.3V) |
| Chân 81 | GND — Ground |
| Chân 82 | VCC — I/O power supply (3.3V) |
| Chân 83 | GND — Ground |
| Chân 84 | VCC — Core power supply (1.5V) |
| Chân 85 | GND — Ground |
| Chân 86 | VCC — I/O power supply (3.3V) |
| Chân 87 | GND — Ground |
| Chân 88 | VCC — I/O power supply (3.3V) |
| Chân 89 | GND — Ground |
| Chân 90 | VCC — Core power supply (1.5V) |
| Chân 91 | GND — Ground |
| Chân 92 | VCC — I/O power supply (3.3V) |
| Chân 93 | GND — Ground |
| Chân 94 | VCC — I/O power supply (3.3V) |
| Chân 95 | GND — Ground |
| Chân 96 | VCC — Core power supply (1.5V) |
| Chân 97 | GND — Ground |
| Chân 98 | VCC — I/O power supply (3.3V) |
| Chân 99 | GND — Ground |
| Chân 100 | VCC — I/O power supply (3.3V) |
Ứng dụng tiêu biểu
A3P125-1VQG100I phù hợp cho 6 Áp dụngs: Industrial Control, Automotive Electronics, Communications Infrastructure, Consumer Electronics, Medical Devices, Aerospace and Defense.
Industrial Control
The A3P125-1VQG100I is ideal for industrial control systems such as PLCs, motor control, and factory automation. Its 125K gates provide ample logic for implementing communication protocols (UART, SPI, I2C), sensor interfacing, and real-time control loops. The 71 user I/Os allow direct connection to sensors, actuators, and displays. The flash-based architecture ensures instant-on operation, critical for safety systems that must start immediately on power-up. Its industrial temperature range (-40°C to +100°C) and low power consumption make it suitable for harsh factory environments. The device's reprogrammability allows field updates and design iterations without hardware changes, reducing downtime and development costs. With 36,864 bits of RAM, it can buffer data for processing or communication. The single-chip solution eliminates the need for external configuration memory, simplifying the BOM and improving reliability in vibration-prone industrial settings.
Được đề xuất
Automotive Electronics
In automotive electronics, the A3P125-1VQG100I serves in body control modules, infotainment interfaces, and sensor fusion units. Its 125K gates can handle CAN bus controllers, LIN interfaces, and diagnostic logic. The 71 I/Os interface with various sensors (temperature, pressure, position) and actuators. The flash-based, instant-on feature is crucial for safety-critical functions like airbag deployment or brake control, where immediate response is required. The device operates over -40°C to +100°C, covering automotive under-hood and cabin environments. Its low power consumption reduces heat generation and extends battery life in electric vehicles. The reprogrammability allows over-the-air updates for feature enhancements and bug fixes. With 36,864 bits of RAM, it can store calibration data and fault logs. The single-chip solution reduces weight and board space, important in space-constrained automotive modules. While not AEC-Q100 qualified, the industrial grade is often accepted for non-safety-critical applications.
Được đề xuất
Communications Infrastructure
The A3P125-1VQG100I is well-suited for communications infrastructure such as base stations, routers, and switches. Its 125K gates can implement protocol processing, packet buffering, and error correction. The 71 I/Os support various serial interfaces (UART, SPI, I2C) and parallel buses for connecting to PHY chips and processors. The device's 231 MHz system performance enables high-speed data handling. The 36,864 bits of RAM provide FIFO buffers for data flow control. The flash-based architecture offers secure configuration, preventing unauthorized copying of IP. Its low power consumption is beneficial for remote and edge devices where power is limited. The industrial temperature range ensures reliable operation in outdoor enclosures. The reprogrammability allows firmware updates to support new protocols and standards. The single-chip solution reduces component count and improves reliability in harsh environments. With one PLL, it can generate multiple clock domains for synchronous designs.
Được đề xuất
Consumer Electronics
In consumer electronics, the A3P125-1VQG100I can be used in smart home devices, wearable gadgets, and multimedia systems. Its 125K gates are sufficient for implementing user interfaces, sensor processing, and connectivity protocols like Bluetooth and Wi-Fi (via external modules). The 71 I/Os allow connection to displays, buttons, LEDs, and audio codecs. The device's low power consumption is critical for battery-powered devices, extending operational life. The instant-on feature ensures immediate response when the user interacts with the device. The 36,864 bits of RAM can store configuration settings and small data buffers. The reprogrammability allows manufacturers to add features post-launch via firmware updates. The 100-TQFP package is compact enough for portable devices. The industrial temperature range covers typical consumer environments. The single-chip solution reduces BOM cost and board space, enabling sleek product designs. With one PLL, it can generate clocks for audio and video processing.
Được đề xuất
Medical Devices
The A3P125-1VQG100I is suitable for medical devices such as patient monitors, diagnostic equipment, and portable health devices. Its 125K gates can implement signal processing, data logging, and communication interfaces. The 71 I/Os connect to sensors (ECG, SpO2, temperature) and displays. The flash-based, instant-on feature is essential for devices that must be ready immediately when powered on, such as defibrillators. The device operates over -40°C to +100°C, covering clinical and home environments. Its low power consumption is critical for battery-operated portable monitors. The 36,864 bits of RAM can buffer physiological data for analysis. The reprogrammability allows software updates to improve algorithms and add new features. The single-chip solution enhances reliability and reduces size, important for wearable and implantable devices. While not certified for medical safety standards, the industrial grade is often used in non-critical monitoring equipment. The secure flash technology protects patient data and device IP.
Được đề xuất
Aerospace and Defense
In aerospace and defense, the A3P125-1VQG100I is used in avionics, UAVs, and secure communication systems. Its 125K gates can implement flight control logic, telemetry, and encryption. The 71 I/Os interface with sensors, actuators, and communication links. The flash-based architecture provides inherent security against reverse engineering, crucial for defense applications. The instant-on feature ensures immediate operation in mission-critical scenarios. The device operates over -40°C to +100°C, suitable for airborne and ground environments. Its low power consumption is vital for battery-powered UAVs and portable equipment. The 36,864 bits of RAM can store mission data and configuration. The reprogrammability allows in-field updates for changing mission requirements. The single-chip solution reduces weight and improves reliability in high-vibration environments. With one PLL, it can generate stable clocks for precise timing. The industrial temperature grade is often accepted for non-flight-critical systems, while higher-grade versions are available for critical avionics.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho A3P125-1VQG100I — 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-VQG100I | A3P125-1VQG100 | A3P125-VQG100 | A3P250-VQG100 | A3P060-VQG100I |
|---|---|---|---|---|---|---|
| Package | 100-TQFP | 100-TQFP | 100-TQFP | 100-TQFP | 100-TQFP | 100-TQFP |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 125,000 | 125,000 | 125,000 | 125,000 | 250,000 | 60,000 |
| User I/Os | 71 | 71 | 71 | 71 | 71 | 71 |
| RAM Bits | 36,864 | 36,864 | 36,864 | 36,864 | 36,864 | 18,432 |
| Speed Grade | -1 (fast) | Standard | -1 (fast) | Standard | Standard | -2 (fast) |
| Temperature Grade | Industrial (-40 to +100°C) | Industrial (-40 to +100°C) | Commercial (0 to +70°C) | Commercial (0 to +70°C) | Commercial (0 to +70°C) | Industrial (-40 to +100°C) |
| Core Voltage | 1.5V | 1.5V | 1.5V | 1.5V | 1.5V | 1.5V |
Bảo phân biệt quan trọng
- Flash-based instant-on architecture (vsSRAM-based FPGAs (e.g., Xilinx Spartan-6))
- Low power consumption (vsA3P250-VQG100)
- Industrial temperature grade (vsA3P125-1VQG100)
Ghi chú thiết kế
The A3P125-1VQG100I requires a 1.5V core supply and 3.3V I/O supply. Use separate voltage regulators for each rail to minimize noise coupling. Place 0.1uF decoupling capacitors close to each VCC pin and a 10uF bulk capacitor near the power entry point. Estimated: total power consumption depends on logic utilization and toggle rate; for a typical design with 50% utilization at 100 MHz, power is approximately 0.5W. Ensure the power supply can handle peak inrush current during configuration.
For the 100-TQFP package, use a 4-layer PCB with dedicated power and ground planes. Route I/O traces with controlled impedance if interfacing with high-speed signals. Keep trace lengths matched for parallel buses. Place the FPGA away from high-noise components like switching regulators. Use thermal vias under the exposed pad (if present) to improve heat dissipation. Follow the manufacturer's layout guidelines in the ProASIC3 design guide.
A common mistake is forgetting to connect all power and ground pins. The A3P125-1VQG100I has multiple VCC and GND pins; all must be connected to the respective planes. Also, ensure the JTAG pins are properly terminated for programming. Do not leave unused I/O pins floating; configure them as inputs with pull-ups or drive them to a defined state. Verify that the I/O voltage (3.3V) does not exceed the absolute maximum ratings. Use the Microchip Libero SoC software to check pin assignments and timing constraints.
Thông tin tuân thủ
RoHS compliant per distributor listings. Not AEC-Q100 qualified; for automotive, consider Automotive ProASIC3 family.