PIC24FJ512GA610T-I/PT - 16-Bit 32MHz 512KB Flash MCU | Microchip
料号： PIC24FJ512GA610T-I/PT ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $8.2 | $8.20 |
| 10 | $7.45 | $74.50 |
| 100 | $6.7 | $670.00 |
| 500 | $6.05 | $3,025.00 |
| 1,000 | $5.4 | $5,400.00 |
PIC24FJ512GA610T-I/PT 概述
A 16-bit microcontroller (MCU) is an embedded processor with a 16-bit data path, providing a middle ground between 8-bit and 32-bit devices for applications requiring more computational throughput, larger addressable memory, and richer peripherals than 8-bit MCUs while avoiding the cost and complexity of 32-bit cores. The PIC24F family specifically targets ultra-low-power applications with XLP (eXtreme Low Power) technology, and the GA610 sub-family is differentiated by its large memory, integrated graphics controller (for direct LCD/segmented display drive), and dual-partition Flash with Live Update.
Key features of the PIC24FJ512GA610T-I/PT include 512KB (170K x 24) Flash memory supporting dual-partition live firmware updates, 32KB SRAM, multiple serial interfaces (I2C, SPI, UART), USB support, a Real-Time Clock/Calendar (RTCC), and up to 85 I/O pins. The integrated Charge Time Measurement Unit (CTMU) and Configurable Logic Cell (CLC) provide flexible on-chip signal processing and timing functions.
Architecturally, the PIC24FJ512GA610 uses a modified Harvard architecture with a 16-bit data path, 24-bit instruction word, and hardware multiply/divide, achieving 16 MIPS at 32MHz. The dual-partition Flash with Live Update allows the device to run from one Flash partition while the other is being reprogrammed, enabling firmware updates without service interruption - a critical capability for industrial and IoT applications requiring high availability.
Typical applications include industrial control systems, low-power IoT edge nodes, medical and fitness devices, portable battery-powered instruments, USB peripherals, and consumer products requiring segmented LCD displays. The large 512KB Flash supports complex protocol stacks, while the integrated peripherals reduce BOM cost.
When designing with this MCU, ensure proper decoupling (100nF + bulk) near each VDD pin and follow Microchip's emulator/debugger connection recommendations for ICSP. The TQFP-100 footprint allows hand-soldering for prototypes but requires a reflow profile compatible with JEDEC J-STD-020.
This page synthesizes distributor pricing, pin-compatible alternatives, and practical design notes that go beyond the manufacturer datasheet to accelerate your design-in decision.
直接替换替代料： PIC24FJ512GA610T-I/PT ——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： PIC24FJ512GA610T-I/PT （相同外形与封装尺寸） ——差异在于 Package, ADC, USB, Program Memory (Flash), Timers.
快速对比工具——选择替代料号进行并排对比：
PIC24FJ512GA610-I/PT
✅ 直接替换📋 参考替代料（不在目录中）
PIC24FJ1024GA610T-I/PT
✅ 直接替换✓ 有现货
$5.85 / 个
查看数据手册 →PIC24FJ256GA610T-I/PT
✅ 直接替换✓ 有现货
$2.78 / 个
查看数据手册 →PIC24FJ512GA610T-I/BG
✅ 直接替换✓ 有现货
$8.1 / 个
查看数据手册 →PIC24FJ256GB610T-I/PT
✅ 直接替换📋 参考替代料（不在目录中）
PIC24FJ512GA610T-I/PT 最大额定值与电气特性
| Core | PIC24F (16-bit) |
| Architecture | Modified Harvard, 16-bit data / 24-bit instruction |
| Operating Frequency | 32 MHz (16 MIPS) |
| Program Flash Memory | 512 KB (170K x 24) |
| SRAM | 32 KB |
| 电源电压 | 2.0 V to 3.6 V (3.3V typical) |
| 工作温度 | -40C to +85C (Industrial) |
| 封装 | 100-pin TQFP (PT), 12x12 mm |
| I/O Pins | Up to 85 |
| 安装类型 | Surface Mount |
| MSL 等级 | 3 (168 hours) |
| Dual-Partition Flash | Yes, with Live Update |
| USB | Yes (USB 2.0 Full-Speed) |
| RTCC | Real-Time Clock/Calendar |
| CTMU | Charge Time Measurement Unit |
| CLC | Configurable Logic Cell |
| RoHS 状态 | Compliant |
PIC24FJ512GA610T-I/PT 100-pin tqfp (pt), 12x12 mm 引脚配置指南
PIC24FJ512GA610T-I/PT（100-pin tqfp (pt), 12x12 mm 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： PIC24FJ512GA610T-I/PT.
请参阅 数据手册 以查看完整引脚配置。
典型应用
PIC24FJ512GA610T-I/PT 适用于 6 应用s: Industrial Control Systems, Low-Power IoT Edge Nodes, Medical and Fitness Devices, USB Peripherals and HID Devices, Portable Battery-Powered Instruments, Consumer Electronics with Segmented LCD.
Industrial Control Systems
The PIC24FJ512GA610T-I/PT is well-suited for industrial control applications such as PLCs, motor controllers, and HMI panels. Its 32 MIPS processing at 32 MHz, 512 KB Flash, and 32 KB RAM handle complex control algorithms, PID loops, and communication stacks (Modbus, CAN, EtherCAT slave) without external memory. The dual-partition Flash with Live Update enables in-field firmware updates on factory equipment without production downtime - critical for Industry 4.0 retrofits. Industrial temperature grade -40C to +85C and integrated RTCC allow reliable operation in unconditioned factory environments, while USB and multiple UART interfaces simplify connection to operator panels and SCADA systems.
推荐
Low-Power IoT Edge Nodes
For battery-powered IoT edge devices, the PIC24FJ512GA610T-I/PT leverages PIC24F XLP (eXtreme Low Power) technology with sub-uA sleep currents to maximize battery life. The 512 KB Flash accommodates full Wi-Fi or LoRa protocol stacks (e.g., Microchip's LoRaWAN library) plus application logic, while 32 KB RAM buffers sensor data between transmissions. The RTCC with calendar functions wakes the MCU at scheduled intervals for periodic sensor reads. With 85 I/O pins, multiple I2C/SPI buses, and ADC channels, the MCU interfaces directly with environmental sensors, gas sensors, and accelerometers without external glue logic. Industrial temp grade supports outdoor deployment in smart agriculture and asset tracking.
推荐
Medical and Fitness Devices
The PIC24FJ512GA610T-I/PT is well-suited for medical and fitness devices such as blood pressure monitors, glucose meters, pulse oximeters, and wearable fitness trackers. Its 16 MIPS performance at 32 MHz supports real-time biosignal processing (e.g., heart rate extraction from PPG signals) while XLP technology extends battery life in portable form factors. The integrated USB enables direct connectivity to PCs or mobile devices for data transfer and charging. The 512 KB Flash stores firmware, calibration constants, and data logging, while the CTMU (Charge Time Measurement Unit) provides precise timing for touch-sensing interfaces. The industrial temperature range supports operation across varied clinical and home environments.
推荐
USB Peripherals and HID Devices
With on-chip USB 2.0 Full-Speed device controller and integrated transceiver, the PIC24FJ512GA610T-I/PT is ideal for USB peripherals such as HID input devices, custom vendor-class instruments, and CDC serial bridges. The 512 KB Flash holds USB stacks plus class-specific descriptors, while 32 KB RAM provides buffer space for high-bandwidth endpoints. Microchip's free USB stack supports HID, CDC, MSD, and vendor classes with example projects in MPLAB Harmony. Bus-powered operation with integrated 3.3V regulator simplifies hardware design. Multiple UART, SPI, and I2C peripherals expose host-side interfaces to the USB bus without additional bridge chips.
推荐
Portable Battery-Powered Instruments
For portable test and measurement instruments, the PIC24FJ512GA610T-I/PT combines low-power operation with substantial memory for waveform storage, calibration data, and user interface firmware. The XLP sleep modes with sub-uA currents enable multi-year battery life in intermittently-used handheld devices. The integrated LCD driver (segmented display) supports direct connection of glass LCDs without external driver chips, reducing BOM cost in multimeters, clamp meters, and environmental testers. The RTCC enables time-stamping of measurements and scheduled logging. With 85 I/O pins, the MCU interfaces with rotary encoders, keypads, and segment LCDs in a single-chip solution.
推荐
Consumer Electronics with Segmented LCD
The PIC24FJ512GA610T-I/PT integrates a segmented LCD driver supporting up to 128 segments (or 240 with charge pump), making it ideal for appliances, audio equipment, and consumer products with traditional LCD displays. The 512 KB Flash accommodates rich user interface code, multi-language menus, and audio processing algorithms in products like coffee machines, washing machines, and home audio. The dual-partition Flash enables feature updates via USB or SD card after manufacturing. The integrated USB simplifies firmware updates and PC connectivity for consumer devices, while the RTCC supports accurate timekeeping in wall-clock and timer applications.
推荐
推荐产品汇总
工程参考数据： PIC24FJ512GA610T-I/PT ——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 | PIC24FJ512GA610-I/PT | PIC24FJ1024GA610T-I/PT | PIC24FJ256GA610T-I/PT | PIC24FJ256GB610T-I/PT |
|---|---|---|---|---|---|
| Package | 100-pin TQFP (PT), 12x12mm | 100-pin TQFP (PT) - same | 100-pin TQFP (PT) - same | 100-pin TQFP (PT) - same | 100-pin TQFP (PT) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 512 KB | 512 KB | 1024 KB | 256 KB | 256 KB |
| SRAM | 32 KB | 32 KB | 32 KB | 32 KB | 32 KB |
| Operating Frequency | 32 MHz (16 MIPS) | 32 MHz (16 MIPS) | 32 MHz (16 MIPS) | 32 MHz (16 MIPS) | 32 MHz (16 MIPS) |
| Dual-Partition Flash (Live Update) | Yes | Yes | Yes | Yes | Yes |
| USB | Yes (USB 2.0 FS) | Yes | Yes | Yes | Yes |
| Operating Voltage | 2.0V to 3.6V | 2.0V to 3.6V | 2.0V to 3.6V | 2.0V to 3.6V | 2.0V to 3.6V |
关键差异点
- Dual-partition Flash with Live Update （对比 PIC24FJ256GA610T-I/PT)
- USB 2.0 Full-Speed integrated （对比 PIC24FJ128GA610-I/PT)
- Industrial temperature grade （对比 PIC24FJ512GA610-E/PT (extended temp))
设计说明
Place a 100nF ceramic decoupling capacitor within 5mm of each VDD/VDDCORE pin, plus a 4.7uF to 10uF bulk capacitor near the MCU. For battery-powered designs using XLP sleep modes, ensure all I/O pins are configured as analog (not floating) before entering sleep to minimize current leakage below 1uA. The integrated 3.3V core LDO requires adequate input capacitance per datasheet recommendations.
The 100-pin TQFP package has 0.4mm pitch leads requiring careful PCB layout - use 0.2mm solder mask expansion and 0.15mm paste stencil apertures for reliable reflow. Route traces on inner layers to escape from the dense perimeter pin array. Keep USB D+/D- traces matched in length (within 150 mil) and isolated from noisy digital signals per USB 2.0 layout guidelines.
Do not apply 5V to any I/O pin - the PIC24FJ512GA610 is a 3.3V-only device and over-voltage will damage the silicon. Use level shifters (e.g., TXS0108E) when interfacing with 5V peripherals. Ensure ICSP programming pins (PGECx/PGEDx) are not loaded down with external circuits during programming - add isolation resistors or jumpers if peripherals share these pins.
合规信息
RoHS compliant per Microchip product page. Industrial temperature grade -40C to +85C; not AEC-Q100 automotive qualified (consider AEC-Q100 qualified variants for automotive).
