PIC24HJ64GP202T-I/MM - 16-bit 40MIPS MCU, 64KB Flash, 28-QFN | Microchip
料号： PIC24HJ64GP202T-I/MM ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $5.85 | $5.85 |
| 10 | $5.26 | $52.60 |
| 100 | $4.69 | $469.00 |
| 500 | $4.21 | $2,105.00 |
| 1,000 | $3.75 | $3,750.00 |
PIC24HJ64GP202T-I/MM 概述
What is a 16-bit microcontroller? A 16-bit MCU is a single-chip computer with a 16-bit data path, instruction word, and ALU, sitting in the taxonomy: microcontroller -> embedded MCU -> 16-bit MCU -> digital signal controller. Compared with 8-bit MCUs, 16-bit parts offer higher code density, faster arithmetic, and richer peripherals; compared with 32-bit MCUs, they typically cost less and consume less power. The PIC24H uses a modified Harvard architecture with a 24-bit instruction word and 16-bit data path, an unusual combination that increases code density while preserving deterministic real-time interrupt behavior.
Key features of the PIC24HJ64GP202T-I/MM include 21 general-purpose I/O pins, multiple 16-bit timers, a 12-bit A/D converter with up to 10 channels, motor-control PWM, UART, SPI, I2C, and a DMA controller that offloads data movement from the CPU. The 64 KB flash supports self-programming and is rated for >10,000 erase/write cycles, while the 8 KB SRAM is sufficient for full TCP/IP stack plus application buffer memory.
Technical depth: the 16-bit PIC24H core uses a 5-stage pipeline and a 16 x 16-bit hardware multiplier that completes a 16x16 multiply in one cycle. Combined with the 40 MHz maximum clock this yields 40 MIPS sustained throughput. DMA-capable peripherals can move ADC samples, SPI/I2C traffic, and PWM updates without CPU intervention, freeing the core for control loops.
Typical applications include industrial motor control (BLDC, PMSM, stepper), digital power conversion (SMPS, PFC), sensor signal processing, embedded industrial controllers, and consumer devices needing precise real-time control. Pin compatibility with dsPIC33F devices means designers can migrate to DSP extensions when they add FFT, FIR, or PLL-driven algorithms.
When designing with this part, remember the 28-QFN (MM) package has an exposed thermal pad that must be soldered to the ground plane for proper electrical performance and heat dissipation. The industrial temperature grade (-40C to +85C) is denoted by the I suffix in the ordering code.
This page synthesizes distributor pricing, drop-in alternative MPNs, and practical PCB design notes not found in the manufacturer datasheet alone, helping procurement and embedded engineers evaluate the PIC24HJ64GP202T-I/MM against other PIC24H and competing 16-bit MCU options.
直接替换替代料： PIC24HJ64GP202T-I/MM ——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： PIC24HJ64GP202T-I/MM （相同外形与封装尺寸） ——差异在于 Timers, Package, Operating Temperature, Program Memory (Flash), ADC.
快速对比工具——选择替代料号进行并排对比：
PIC24HJ64GP202-I/MM
✅ 直接替换✓ 有现货
$3.85 / 个
查看数据手册 →dsPIC33FJ64GP202-I/MM
✅ 直接替换📋 参考替代料（不在目录中）
PIC24HJ128GP202T-I/MM
✅ 直接替换✓ 有现货
$3.62 / 个
查看数据手册 →PIC24HJ64GP204T-I/MM
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
DSPIC33FJ64MC202-I/MM
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$3.4 / 个
查看数据手册 →PIC24HJ64GP202T-I/MM 最大额定值与电气特性
| Core Architecture | PIC24H 16-bit modified Harvard |
| Maximum CPU Speed | 40 MIPS (40 MHz) |
| Program Memory (Flash) | 64 KB (22K x 24) |
| Data RAM | 8 KB |
| Operating Voltage | 3.0 V to 3.6 V |
| I/O Pins | 21 |
| A/D Converter | 12-bit, up to 10 channels |
| Timers | Multiple 16-bit timers |
| Communication Peripherals | UART, SPI, I2C |
| PWM Channels | Motor-control PWM |
| DMA | Yes (DMA controller) |
| 封装 | 28-QFN-S (6x6 mm) |
| Pin/Package Code | MM (HVQCCN) |
| 安装类型 | Surface Mount |
| 工作温度 | -40C to +85C (Industrial grade) |
| Temperature Grade | Industrial |
| Terminal Form | No Lead (QFN) |
| RoHS 状态 | Compliant |
PIC24HJ64GP202T-I/MM 引脚配置
| 引脚 1 | MCLR — Master Clear (reset) input, active low |
| 引脚 2 | AN0/VREF+/CN2/RA0 — Analog input 0 / VREF+ / GPIO RA0 |
| 引脚 3 | AN1/VREF-/CN3/RA1 — Analog input 1 / VREF- / GPIO RA1 |
| 引脚 4 | AN2/CN4/RB0 — Analog input 2 / GPIO RB0 |
| 引脚 5 | AN3/CN5/RB1 — Analog input 3 / GPIO RB1 |
| 引脚 6 | AN4/CN6/RB2 — Analog input 4 / GPIO RB2 |
| 引脚 7 | AN5/CN7/RB3 — Analog input 5 / GPIO RB3 |
| 引脚 8 | VSS — Ground reference |
| 引脚 9 | OSC1/RC12 — Crystal oscillator input or GPIO |
| 引脚 10 | OSC2/RC15 — Crystal oscillator output or GPIO |
| 引脚 11 | SOSCI/RP2/CN8/RC2 — Secondary oscillator input / remappable peripheral / GPIO |
| 引脚 12 | SOSCO/T1CK/CN9/RC3 — Secondary oscillator output / Timer1 clock / GPIO |
| 引脚 13 | VSS — Ground reference |
| 引脚 14 | TMS/RP5/CN10/RB5 — JTAG TMS / remappable peripheral / GPIO |
| 引脚 15 | TCK/RP6/CN11/RB6 — JTAG TCK / remappable peripheral / GPIO |
| 引脚 16 | TDI/RP7/CN12/RB7 — JTAG TDI / remappable peripheral / GPIO |
| 引脚 17 | TDO/RP8/CN13/RB8 — JTAG TDO / remappable peripheral / GPIO |
| 引脚 18 | RP3/CN14/RC4 — Remappable peripheral / GPIO |
| 引脚 19 | RP9/CN15/RC5 — Remappable peripheral / GPIO |
| 引脚 20 | VDD — Positive supply voltage (3.0-3.6 V) |
| 引脚 21 | RP10/CN16/RC6 — Remappable peripheral / GPIO |
| 引脚 22 | RP11/CN17/RC7 — Remappable peripheral / GPIO |
| 引脚 23 | RP12/CN18/RC8 — Remappable peripheral / GPIO |
| 引脚 24 | RP13/CN19/RC9 — Remappable peripheral / GPIO |
| 引脚 25 | VDD — Positive supply voltage (3.0-3.6 V) |
| 引脚 26 | PGED1/ANS0/CN0/RB9 — ICSP programming data / analog / GPIO |
| 引脚 27 | PGEC1/ANS1/CN1/RB10 — ICSP programming clock / analog / GPIO |
| 引脚 28 | AVSS — Analog ground reference |
典型应用
PIC24HJ64GP202T-I/MM 适用于 7 应用s: BLDC / PMSM Motor Control, Digital Power Conversion (SMPS / PFC), Industrial Sensor Signal Processing, Automotive Body and Chassis Modules, Consumer Appliance Control Boards, Robotics and Servo Controllers, Industrial Communication Gateways.
BLDC / PMSM Motor Control
The PIC24HJ64GP202T-I/MM is well suited for BLDC and PMSM motor control because of its 40 MIPS 16-bit core, motor-control PWM module, and 12-bit ADC with up to 10 channels. The 64 KB flash holds complete sensorless or sensored FOC firmware while the 8 KB SRAM supports real-time state observers. The DMA controller moves ADC samples and PWM updates without CPU overhead, keeping control loops deterministic at high PWM frequencies. The -40C to +85C industrial temperature grade makes it a drop-in choice for industrial drives, robotics and e-mobility auxiliary motors.
推荐
Digital Power Conversion (SMPS / PFC)
In switch-mode power supplies and PFC stages, the PIC24HJ64GP202T-I/MM's 40 MIPS throughput executes peak current-mode control loops at 200 kHz+ switching frequencies with headroom. The high-speed 12-bit ADC samples current and voltage in real time while the PWM module drives the MOSFET gate driver with programmable dead-band. The DMA engine transfers ADC sample arrays to RAM without CPU intervention, freeing cycles for soft-start, MPPT or interleaved-PFC algorithms. The 64 KB flash is enough for a full digital controller plus telemetry UART/SPI link to a host MCU or display.
推荐
Industrial Sensor Signal Processing
The PIC24HJ64GP202T-I/MM handles industrial sensor signal processing through its 12-bit ADC, hardware multiplier and DSP-capable instruction set. The 40 MIPS core runs FIR/IIR filters and sensor linearization in real time, while DMA streams ADC samples into RAM for FFT-based vibration analysis on vibration sensors, MEMS gyros and load cells. UART, SPI and I2C interfaces stream processed data to industrial controllers or display modules. The 64 KB flash accommodates protocol stacks (Modbus RTU, IO-Link) plus user calibration tables.
推荐
Automotive Body and Chassis Modules
The PIC24HJ64GP202T-I/MM is used in non-safety automotive body modules such as HVAC actuators, seat controllers, mirror modules, LED lighting drivers and body control peripherals. The 40 MIPS core, 12-bit ADC, motor-control PWM and CAN-ready UART provide sufficient compute for sensor-rich modules. Pin compatibility with dsPIC33F parts allows easy migration to DSP variants for active noise cancellation. The industrial temperature grade covers in-cabin environments; for under-hood AEC-Q100 requirements, Microchip offers automotive-qualified PIC24HJ variants.
推荐
Consumer Appliance Control Boards
The PIC24HJ64GP202T-I/MM drives consumer appliance control boards in washing machines, dishwashers, induction cookers and air conditioners. Its 40 MIPS core runs user-interface logic, sensor fusion and motor-control firmware while 21 I/O pins drive LEDs, keypads, triac interfaces and buzzer outputs. The 12-bit ADC reads temperature, current and voltage sensors with sufficient resolution for closed-loop control. UART/SPI links connect to Wi-Fi/BLE modules for IoT-enabled appliances; 64 KB flash stores factory firmware plus OTA update slots.
推荐
Robotics and Servo Controllers
The PIC24HJ64GP202T-I/MM is well suited to multi-axis servo and small-robot controllers because of its 40 MIPS compute, motor-control PWM and 12-bit ADC in a compact 28-QFN. The DMA controller offloads high-speed encoder sampling and PWM updates from the CPU, leaving bandwidth for inverse-kinematics and trajectory planning. UART/SPI links connect to host controllers or ROS bridges; 21 I/O pins can drive multiple servos or H-bridge enable lines. The industrial temperature rating and small PCB footprint suit compact robot modules and drone sub-systems.
推荐
Industrial Communication Gateways
In industrial protocol gateways (RS-485 to UART, Modbus to SPI bridges), the PIC24HJ64GP202T-I/MM's 40 MIPS throughput and 64 KB flash store Modbus RTU, IO-Link and proprietary protocol stacks. The 12-bit ADC adds analog monitoring channels for voltage/current sensing, while DMA supports high-speed UART/SPI throughput without CPU bottleneck. The industrial temperature grade and 28-QFN compactness allow embedding in DIN-rail gateway modules, sensor hubs and remote I/O terminals.
推荐
推荐产品汇总
工程参考数据： PIC24HJ64GP202T-I/MM ——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 | PIC24HJ64GP202-I/MM | dsPIC33FJ64GP202-I/MM | PIC24HJ128GP202T-I/MM | PIC24HJ64GP204T-I/MM | dsPIC33FJ64MC202-I/MM |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 28-QFN (MM) 6x6 mm | 28-QFN (MM) 6x6 mm - same | 28-QFN (MM) 6x6 mm - same | 28-QFN (MM) 6x6 mm - same | 28-QFN (MM) 6x6 mm - same | 28-QFN (MM) 6x6 mm - same |
| Flash Program Memory | 64 KB | 64 KB | 64 KB | 128 KB | 64 KB | 64 KB |
| Data RAM | 8 KB | 8 KB | 8 KB | 8 KB | 8 KB | 8 KB |
| Maximum CPU Speed | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS |
| DSP Engine | No | No | Yes (DSP) | No | No | Yes (DSP) |
| GPIO Count | 21 | 21 | 21 | 21 | 21 | 21 |
| ADC | 12-bit, 10 channels | 12-bit, 10 channels | 12-bit, 10 channels | 12-bit, 10 channels | 12-bit, 10 channels | 12-bit, 6 channels |
| Temperature Grade | Industrial -40C to +85C | Industrial -40C to +85C | Industrial -40C to +85C | Industrial -40C to +85C | Industrial -40C to +85C | Industrial -40C to +85C |
| Operating Voltage | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V |
关键差异点
- Pin-compatible with dsPIC33F DSP variants for upward migration （对比 dsPIC33FJ64GP202-I/MM)
- 40 MIPS sustained throughput at 3.3 V （对比 PIC24HJ64GP204T-I/MM)
- Compact 28-QFN 6x6 mm with DMA controller （对比 PIC24HJ128GP202T-I/MM)
设计说明
The 28-QFN (MM) package has an exposed thermal pad on the underside that MUST be soldered to a copper ground plane of at least 25 mm^2 to meet the datasheet thermal resistance and to ensure reliable electrical ground connectivity for analog performance. Estimated: missing the thermal pad connection can raise junction temperature by 15-20 C at 40 MIPS full load and increase ADC noise by 1-2 LSB.
Place 100 nF decoupling capacitors as close as possible to each VDD pin (pin 20 and pin 25) and a single 10 uF bulk capacitor within 10 mm of the package. Use a wide ground return path connecting the QFN thermal pad directly to the analog ground AVSS (pin 28) via a star-ground topology to minimize digital switching noise on ADC measurements, especially for 12-bit precision applications.
Keep analog input traces (AN0-AN5, ANS0, ANS1) short and routed away from switching signals such as PWM outputs and oscillator traces. Add a ground guard ring around sensitive analog pins (AN0/VREF+ at pin 2 and AN1/VREF- at pin 3) if using external voltage reference. The 12-bit ADC achieves datasheet performance only with proper analog layout; otherwise expect 1-2 LSB degradation.
Do not exceed the absolute maximum VDD of 3.6 V; PIC24H parts are NOT 5 V tolerant. Configure unused I/O pins as outputs driven low (not floating inputs) to minimize supply current and avoid spurious interrupts. The MCLR pin (pin 1) requires a 10 kohm pull-up to VDD for normal operation; an open MCLR pin will cause erratic reset behavior during power-up.
When using the JTAG/ICSP interface (TMS, TCK, TDI, TDO at pins 14-17), keep trace lengths under 50 mm and add 10 kohm pull-ups on TMS, TCK and TDI to prevent spurious JTAG events. The ICSP pins PGED1/PGEC1 (pins 26-27) require 4.7 kohm pull-downs during normal operation to avoid contention with the analog channels ANS0/ANS1 sharing those pins.
合规信息
RoHS compliant per Microchip product page and Newark listing. Industrial temperature grade only; not AEC-Q100 qualified - choose PIC24HJxxGPxxxA or -Q1 variants for automotive.
