PIC24HJ64GP202-I/MM - 16-bit 40 MIPS 64KB Flash MCU | Microchip
料号： PIC24HJ64GP202-I/MM ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $5.95 | $5.95 |
| 10 | $5.36 | $53.60 |
| 100 | $4.79 | $479.00 |
| 500 | $4.28 | $2,140.00 |
| 1,000 | $3.85 | $3,850.00 |
PIC24HJ64GP202-I/MM 概述
What is a PIC24H microcontroller? The PIC24H is a high-performance 16-bit MCU family within Microchip's PIC24 portfolio, designed for applications requiring high-speed repetitive computations and real-time control. Architecturally, it sits above the PIC24F and dsPIC30 families but below the dsPIC33F in capability, offering DSP-friendly instruction set features with deterministic interrupt response and Harvard bus architecture.
Key features include 64 KB (22K x 24) self-programmable Flash with ECC, 8 KB SRAM, two UARTs, two SPI ports, two I2C ports, two CAN modules, three 16-bit timers that can pair to form one 32-bit timer, four output-capture and four PWM/compare channels, plus a hardware real-time clock and calendar (RTCC). The 16-bit ADC can be configured for 10-bit at 500 ksps or 12-bit at 200 ksps, supporting precision mixed-signal designs.
The PIC24HJ family uses a modified Harvard architecture with a 16-bit wide data path and 24-bit wide instructions, achieving 40 MIPS at 40 MHz CPU clock. The pin-compatible dsPIC33F family offers DSP extensions for advanced motor-control and power-conversion algorithms. The integrated CAN 2.0B controller, combined with 40 MIPS throughput, enables automotive and industrial networking nodes without external protocol ASICs.
Typical applications include industrial control systems, automotive body and chassis electronics, motor-control boards, sensor-fusion nodes, and medical patient-monitoring devices. The wide operating-temperature range of -40 C to +85 C and integrated peripherals make it well suited for harsh-environment deployment.
When designing with this device, ensure 3.0 V to 3.6 V supply regulation with adequate decoupling near VDD/VSS pairs. Verify unused pin configurations per datasheet recommendations, and review the electrical specification for I/O sink/source limits when driving LEDs or relays directly.
This page synthesizes distributor pricing, drop-in pin-compatible alternatives from the PIC24 family, and practical design considerations not found in the manufacturer datasheet alone.
直接替换替代料： PIC24HJ64GP202-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： PIC24HJ64GP202-I/MM （相同外形与封装尺寸） ——差异在于 Timers, Package, Operating Temperature, Core Architecture, ADC.
快速对比工具——选择替代料号进行并排对比：
PIC24HJ64GP202-E/MM
✅ 直接替换✓ 有现货
$3.36 / 个
查看数据手册 →dsPIC33FJ64GP202-I/MM
✅ 直接替换📋 参考替代料（不在目录中）
PIC24HJ32GP202-E/MM
✅ 直接替换✓ 有现货
$3.6 / 个
查看数据手册 →PIC24HJ128GP202-I/SO
✅ 直接替换✓ 有现货
$4.62 / 个
查看数据手册 →PIC24HJ12GP202-I/SS
✅ 直接替换✓ 有现货
$3.1 / 个
查看数据手册 →PIC24HJ64GP202-I/MM 最大额定值与电气特性
| Core | PIC24H 16-bit Harvard |
| CPU Speed | 40 MIPS at 40 MHz |
| Program Memory (Flash) | 64 KB (22K x 24) |
| Data Memory (SRAM) | 8 KB |
| Supply Voltage (VDD) | 3.0 V to 3.6 V |
| I/O Pins | 21 |
| ADC | 16-channel, 10-bit at 500 ksps or 12-bit at 200 ksps |
| Timers | Three 16-bit (pairable to one 32-bit) |
| UART | 2 |
| SPI | 2 |
| I2C | 2 |
| CAN | 2 (CAN 2.0B) |
| Output Compare / PWM | 4 channels |
| 工作温度 | -40 C to +85 C |
| 封装 | 28-QFN-S (6x6 mm) |
| 安装类型 | Surface Mount |
| RoHS 状态 | Compliant |
| Lead-Free | Yes |
PIC24HJ64GP202-I/MM 引脚配置
| 引脚 1 | RA0 — PORTA bit 0 / analog input / UART1 RX |
| 引脚 2 | RA1 — PORTA bit 1 / analog input / UART1 TX |
| 引脚 3 | RA2 — PORTA bit 2 / analog input / VREF- |
| 引脚 4 | RA3 — PORTA bit 3 / analog input / VREF+ |
| 引脚 5 | RA4 — PORTA bit 4 / analog input / OC1 |
| 引脚 6 | RA5 — PORTA bit 5 / analog input |
| 引脚 7 | RA6 — PORTA bit 6 / oscillator |
| 引脚 8 | VDD — Positive supply 3.0-3.6 V |
| 引脚 9 | OSC1 — Crystal oscillator input |
| 引脚 10 | OSC2 — Crystal oscillator output |
| 引脚 11 | RB0 — PORTB bit 0 / programming |
| 引脚 12 | RB1 — PORTB bit 1 |
| 引脚 13 | VSS — Ground reference |
| 引脚 14 | RB2 — PORTB bit 2 |
| 引脚 15 | RB3 — PORTB bit 3 |
| 引脚 16 | RB4 — PORTB bit 4 |
| 引脚 17 | RB5 — PORTB bit 5 |
| 引脚 18 | RB6 — PORTB bit 6 / ICS CLK |
| 引脚 19 | VDD — Positive supply 3.0-3.6 V |
| 引脚 20 | RB7 — PORTB bit 7 / ICS DAT |
| 引脚 21 | RC0 — PORTC bit 0 |
| 引脚 22 | RC1 — PORTC bit 1 |
| 引脚 23 | RC2 — PORTC bit 2 / CAN1 RX |
| 引脚 24 | RC3 — PORTC bit 3 / CAN1 TX |
| 引脚 25 | RC4 — PORTC bit 4 / CAN2 RX |
| 引脚 26 | RC5 — PORTC bit 5 / CAN2 TX |
| 引脚 27 | RC6 — PORTC bit 6 |
| 引脚 28 | VSS — Ground reference |
典型应用
PIC24HJ64GP202-I/MM 适用于 6 应用s: Industrial CAN Networking Node, Automotive Body Electronics, Sensor Fusion and Data Acquisition, BLDC Motor Control Board, Medical Patient Monitoring Peripheral, Smart Sensor Hub with UART/SPI Bridge.
Industrial CAN Networking Node
The PIC24HJ64GP202-I/MM is purpose-built for industrial CAN 2.0B nodes thanks to its dual integrated CAN controllers and 40 MIPS throughput per the Microchip PIC24H datasheet. Running CANopen or DeviceNet stacks at 1 Mbaud leaves CPU headroom for application logic and diagnostics. The 28-QFN-S footprint keeps the BOM compact for DIN-rail mounted I/O slices.
推荐
Automotive Body Electronics
The PIC24HJ64GP202-I/MM suits body controllers, lighting modules, and seat-control ECUs where -40 C to +85 C operation and 40 MIPS throughput are required per the Microchip datasheet. Dual CAN enables gateway bridging between body and chassis networks. Automotive EMC and transient immunity must be validated externally per OEM standards.
推荐
Sensor Fusion and Data Acquisition
The PIC24HJ64GP202-I/MM offers a 16-channel 12-bit ADC at 200 ksps that pairs well with sensor arrays in industrial instrumentation per the Microchip datasheet. With 40 MIPS throughput, on-chip averaging and digital filtering run without burdening the main loop. The 8 KB SRAM buffer supports local data logging before uplink.
推荐
BLDC Motor Control Board
The PIC24HJ64GP202-I/MM can drive BLDC or trapezoidal commutation loops using its four PWM channels, three 16-bit timers, and 40 MIPS throughput per the Microchip datasheet. For more demanding FOC algorithms migrate to dsPIC33FJ64GP202 which adds a DSP engine. The 28-QFN-S 6x6 footprint fits compact driver PCBAs.
推荐
Medical Patient Monitoring Peripheral
The PIC24HJ64GP202-I/MM provides the compute, ADC, and communication peripherals required for portable patient-monitoring peripherals like pulse-oximeter or infusion-pump sub-systems per the Microchip datasheet. Its 64 KB Flash accommodates wireless protocol stacks plus application logic. IEC 60730 Class B firmware self-test is achievable with care.
推荐
Smart Sensor Hub with UART/SPI Bridge
The PIC24HJ64GP202-I/MM aggregates UART, SPI, and I2C sensor data and forwards it over CAN or USB-TTL bridges at 40 MIPS per the Microchip datasheet. Its dual peripheral sets let designers avoid external multiplexer ICs. The 28-QFN-S package is footprint-compatible with other PIC24HJ64GP2xx variants for scalable SKUs.
推荐
推荐产品汇总
工程参考数据： PIC24HJ64GP202-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-E/MM | dsPIC33FJ64GP202-I/MM | PIC24HJ32GP202-E/MM | PIC24HJ128GP202-I/SO | PIC24HJ12GP202-I/SS |
|---|---|---|---|---|---|---|
| Package | 28-QFN-S (6x6) | 28-QFN-S (6x6) - same | 28-QFN-S (6x6) - same | 28-QFN-S (6x6) - same | 28-SOIC - different | 28-SSOP - different |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core | PIC24H 16-bit | PIC24H 16-bit | dsPIC33F 16-bit + DSP | PIC24H 16-bit | PIC24H 16-bit | PIC24H 16-bit |
| CPU Speed (MIPS) | 40 MIPS | 40 MIPS | 40 MIPS + DSP MAC | 40 MIPS | 40 MIPS | 40 MIPS |
| Flash Memory | 64 KB | 64 KB | 64 KB | 32 KB (-50%) | 128 KB (+100%) | 12 KB (-81%) |
| SRAM | 8 KB | 8 KB | 8 KB | 8 KB | 8 KB | 1 KB (-87%) |
| Operating Temperature | -40 C to +85 C | -40 C to +125 C | -40 C to +85 C | -40 C to +125 C | -40 C to +85 C | -40 C to +85 C |
| CAN Controllers | 2 | 2 | 2 | 2 | 2 | 0 |
| ADC Channels | 16 | 16 | 16 | 16 | 16 | 10 |
关键差异点
- Dual integrated CAN 2.0B controllers （对比 PIC24HJ12GP202-I/SS)
- DSP upgrade path with same footprint （对比 dsPIC33FJ64GP202-I/MM)
- Extended-temperature variant available （对比 PIC24HJ64GP202-E/MM)
设计说明
Use a low-noise LDO such as MCP1700-3302E for the 3.3 V VDD rail and place 100 nF X7R bypass capacitors on every VDD/VSS pair as close to the pins as the layout allows per the Microchip PIC24H datasheet decoupling guidance. Add a 10 uF bulk tantalum or ceramic capacitor at the regulator output. Estimated: at 40 MIPS with all peripherals active, core current reaches approximately 35-50 mA, so the LDO must supply at least 80 mA to handle transients and I/O switching.
The 28-QFN-S package relies on the exposed thermal pad for heat dissipation. The pad is internally bonded to VSS and MUST be soldered to a sufficient copper pour on the PCB per the Microchip datasheet. Without thermal pad soldering, theta_JA rises sharply and long-term reliability suffers. Estimated: for typical industrial current draw, junction-to-ambient rise is below 25 C on a 1 square inch 2-oz copper pour.
Route the crystal traces for OSC1/OSC2 short and symmetric, with a guard ground around the oscillator cell to reduce EMI pickup per the Microchip PIC24H datasheet layout notes. Keep CAN bus traces short and impedance-controlled at 120 ohms differential, and place the MCP2551 transceiver within 50 mm of the CAN pins to minimize stubs.
Do not leave unused I/O pins floating; configure them as outputs or inputs with internal pull-ups per datasheet recommendations to avoid shoot-through current. Never exceed 3.6 V on any pin including ADC analog inputs. Brown-out reset (BOR) must be enabled to protect Flash integrity during power-up and power-down events.
For SPI interfaces running above 10 MHz, add 33 ohm series resistors near the source pin to dampen ringing per typical Microchip reference design practice. CAN signals should be AC-terminated with 120 ohms at each end of the bus. Keep analog and digital ground returns separated under the ADC region to preserve 12-bit ADC linearity.
合规信息
RoHS compliant per Microchip product page. Not AEC-Q100 qualified - choose dsPIC33F automotive grade for AEC-Q100 requirements. Halogen-free status not explicitly stated in available data.
