PIC24HJ32GP202-E/SP - 16-bit 40MIPS 32KB Flash MCU | Microchip
料号： PIC24HJ32GP202-E/SP ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $6.95 | $6.95 |
| 10 | $6.1 | $61.00 |
| 100 | $5.4 | $540.00 |
| 500 | $4.8 | $2,400.00 |
| 1,000 | $4.25 | $4,250.00 |
PIC24HJ32GP202-E/SP 概述
A microcontroller (MCU) is a single-chip computer containing a CPU core, program and data memory, peripherals, and I/O ports, designed to execute embedded firmware in real-time systems. The PIC24H architecture sits in the hierarchy: 16-bit MCU -> modified Harvard architecture -> PIC24 family -> 8-bit PIC derivatives. Compared with 8-bit PIC MCUs, the PIC24HJ32GP202 offers DSP-friendly instructions, single-cycle hardware multiply, and a deterministic interrupt latency of 5 cycles, enabling high-speed motor control, digital power conversion, and signal-processing applications.
Key features include 40 MHz maximum operating frequency with 40 MIPS throughput, 32 KB self-programmable Flash with EEPROM emulation, 2 KB SRAM, 16-channel 10-bit ADC with 500 ksps conversion rate, and dual analog comparators. The device also integrates an 8-channel DMA controller, up to 4 output compare/PWM channels, and three 16-bit timers with cascadable operation. The 28-pin SPDIP package provides easy through-hole prototyping compatibility with breadboards and standard IC sockets.
Typical applications include industrial motor control (BLDC, PMSM, stepper), digital power conversion (PFC, LLC), sensor signal processing, LED lighting control, and medical instrumentation. The wide operating voltage range of 3.0V to 3.6V and industrial-grade -40C to +125C operating temperature suit industrial environments. The pin-compatibility with the dsPIC33F DSC family enables migration paths for designs that later require DSP capability.
When designing with this device, ensure decoupling capacitors (100 nF and 10 uF) are placed as close to VDD/VSS pins as possible, follow the in-circuit serial programming (ICSP) layout guidelines for production programming, and use the JTAG boundary scan during prototype validation. The PIC24HJ32GP202 is an enhanced PIC24H variant (E suffix) rated for -40C to +125C extended temperature range.
This page synthesizes distributor pricing, drop-in same-package alternatives, application references, and practical design notes not consolidated in the manufacturer datasheet. For design-in validation, cross-reference with Microchip application notes TB3133 (PIC24H migration), DS01026 (EASPS peripherals), and the family reference manual sections covering ADC, PWM, and DMA architecture.
直接替换替代料： PIC24HJ32GP202-E/SP ——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： PIC24HJ32GP202-E/SP （相同外形与封装尺寸） ——差异在于 ADC, Operating Temperature, Program Memory (Flash), Core Architecture, Package.
快速对比工具——选择替代料号进行并排对比：
PIC24HJ32GP202-I/SP
✅ 直接替换✓ 有现货
$2.5 / 个
查看数据手册 →PIC24HJ32GP202T-I/SP
✅ 直接替换📋 参考替代料（不在目录中）
PIC24HJ12GP202-E/SP
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$3.78 / 个
查看数据手册 →PIC24HJ12GP202-I/SP
✅ 直接替换✓ 有现货
$3.74 / 个
查看数据手册 →PIC24FJ64GB002-E/SP
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
PIC24HJ32GP202-E/SP 最大额定值与电气特性
| Core Architecture | PIC24H 16-bit (modified Harvard) |
| Program Memory (Flash) | 32 KB (11K x 24 instructions) |
| Maximum CPU Speed | 40 MIPS at 40 MHz |
| Operating Frequency | Up to 40 MHz |
| Supply Voltage (VDD) | 3.0 V to 3.6 V |
| I/O Pins | 21 general-purpose |
| ADC | 10-bit, 500 ksps |
| DMA Channels | 8 |
| Timers | Three 16-bit |
| Analog Comparators | 2 |
| Communication | UART, SPI, I2C |
| 封装 | 28-pin SPDIP (Skinny PDIP) |
| 安装类型 | Through-Hole |
| 工作温度 | -40C to +125C (extended, E suffix) |
| Instruction Set | 16-bit data path, 24-bit instructions |
| Pin-Compatible Family | dsPIC33F DSC family |
| RoHS 状态 | Compliant |
PIC24HJ32GP202-E/SP 引脚配置
| 引脚 1 | MCLR — Master Clear (reset) input, programming enable |
| 引脚 2 | RA0/AN0 — PORTA bit 0 / analog input 0 |
| 引脚 3 | RA1/AN1 — PORTA bit 1 / analog input 1 |
| 引脚 4 | RA2/AN2 — PORTA bit 2 / analog input 2 |
| 引脚 5 | RA3/AN3 — PORTA bit 3 / analog input 3 |
| 引脚 6 | RA4 — PORTA bit 4 |
| 引脚 7 | AVDD — Analog supply voltage |
| 引脚 8 | AVSS — Analog ground |
| 引脚 9 | OSC1/CLKI — Crystal oscillator input / external clock input |
| 引脚 10 | OSC2/CLKO — Crystal oscillator output / clock output |
| 引脚 11 | RB0 — PORTB bit 0 |
| 引脚 12 | RB1 — PORTB bit 1 |
| 引脚 13 | RB2 — PORTB bit 2 |
| 引脚 14 | RB3 — PORTB bit 3 |
| 引脚 15 | RB4 — PORTB bit 4 |
| 引脚 16 | RB5 — PORTB bit 5 |
| 引脚 17 | RB6 — PORTB bit 6 / ICSP programming clock |
| 引脚 18 | RB7 — PORTB bit 7 / ICSP programming data |
| 引脚 19 | VSS — Digital ground |
| 引脚 20 | VDD — Digital supply voltage (3.0V to 3.6V) |
| 引脚 21 | RC0 — PORTC bit 0 |
| 引脚 22 | RC1 — PORTC bit 1 |
| 引脚 23 | RC2 — PORTC bit 2 |
| 引脚 24 | RC3 — PORTC bit 3 |
| 引脚 25 | RC4 — PORTC bit 4 |
| 引脚 26 | RC5 — PORTC bit 5 |
| 引脚 27 | RC6 — PORTC bit 6 |
| 引脚 28 | RC7 — PORTC bit 7 |
典型应用
PIC24HJ32GP202-E/SP 适用于 6 应用s: Industrial BLDC Motor Drive, Digital Power Conversion (PFC/LLC), Sensor Signal Processing & Data Logging, LED Lighting Controllers, Automotive Body Electronics, Medical Instrumentation.
Industrial BLDC Motor Drive
The PIC24HJ32GP202-E/SP suits BLDC and PMSM motor control applications thanks to its 40 MIPS throughput and on-chip PWM and 10-bit ADC. Its 8-channel DMA offloads sample transfer from the CPU, allowing closed-loop current control at 20-50 kHz PWM rates. The 16-bit timer with cascadable operation supports commutation timing and field-oriented control (FOC) math. The -40C to +125C extended temperature rating enables deployment in industrial cabinets and outdoor motor enclosures.
推荐
Digital Power Conversion (PFC/LLC)
The PIC24HJ32GP202-E/SP is well-suited for digital power conversion such as PFC, LLC resonant converters, and synchronous buck/boost control. Its 40 MIPS throughput enables sub-microsecond control loops, while the 10-bit 500 ksps ADC samples current and voltage in real time. The hardware PWM outputs provide complementary switching with programmable dead-band, and DMA ensures deterministic response without CPU overhead. Industrial -40C to +125C operation supports telecom and server PSUs.
推荐
Sensor Signal Processing & Data Logging
The PIC24HJ32GP202-E/SP processes analog sensor signals in industrial data loggers and instrumentation. Its 10-bit ADC with 500 ksps and DMA-driven sample storage enables background acquisition without CPU intervention. The 32 KB Flash and 2 KB SRAM support C-based filtering and compression algorithms (RMS, FIR, averaging). SPI and I2C peripherals connect to MEMS accelerometers, temperature, and pressure sensors. Wide-temperature operation enables outdoor environmental monitoring.
推荐
LED Lighting Controllers
The PIC24HJ32GP202-E/SP drives LED lighting systems including RGB controllers, architectural dimmers, and horticultural fixtures. Its 16-bit PWM resolution enables flicker-free dimming below 1%, while multiple OC/PWM channels manage per-channel current regulation. The DMA controller maintains color-space conversions (HSV to RGB) at 10 kHz refresh rates. Extended temperature range supports outdoor and high-bay industrial LED installations.
推荐
Automotive Body Electronics
The PIC24HJ32GP202-E/SP is suitable for automotive body controllers such as HVAC, lighting, mirror, and seat-position modules. Its -40C to +125C extended range and robust ESD performance meet automotive cabin-electronics requirements. The 40 MIPS throughput supports CAN/LIN software stacks on the UART peripheral via external transceivers. The 28-pin SPDIP and -40C to +125C rating also suit motorcycle and agricultural-vehicle controllers.
推荐
Medical Instrumentation
The PIC24HJ32GP202-E/SP fits portable medical devices such as blood-pressure meters, glucose analyzers, and patient monitors where deterministic 16-bit processing and low-power operation matter. Its 16-bit Harvard architecture supports precise filter math (IIR/FIR) for sensor conditioning. The DMA-driven ADC sampling reduces CPU load, allowing longer battery life in handheld designs. Extended -40C to +125C rating suits hospital and field-deployed medical equipment.
推荐
推荐产品汇总
工程参考数据： PIC24HJ32GP202-E/SP ——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 | PIC24HJ32GP202-I/SP | PIC24HJ32GP202T-I/SP | PIC24HJ12GP202-E/SP | PIC24HJ12GP202-I/SP | PIC24FJ64GB002-E/SP |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 28-pin SPDIP | 28-pin SPDIP - same | 28-pin SPDIP - same | 28-pin SPDIP - same | 28-pin SPDIP - same | 28-pin SPDIP - same |
| Program Memory (Flash) | 32 KB | 32 KB | 32 KB | 12 KB (-62.5%) | 12 KB (-62.5%) | 64 KB (+100%) |
| Maximum CPU Speed | 40 MIPS at 40 MHz | 40 MIPS at 40 MHz | 40 MIPS at 40 MHz | 40 MIPS at 40 MHz | 40 MIPS at 40 MHz | 16 MIPS at 32 MHz (-60%) |
| Core Architecture | PIC24H (16-bit Harvard) | PIC24H (16-bit Harvard) | PIC24H (16-bit Harvard) | PIC24H (16-bit Harvard) | PIC24H (16-bit Harvard) | PIC24F (16-bit) - different |
| Operating Temperature | -40C to +125C (extended, E) | -40C to +85C (industrial, I) | -40C to +85C (industrial, I) | -40C to +125C (extended, E) | -40C to +85C (industrial, I) | -40C to +125C (extended, E) |
| ADC | 10-bit, 500 ksps | 10-bit, 500 ksps | 10-bit, 500 ksps | 10-bit, 500 ksps | 10-bit, 500 ksps | 10-bit, 500 ksps |
| USB | No | No | No | No | No | Yes (USB 2.0 OTG) |
| dsPIC33F Migration Path | Yes (pin-compatible) | Yes (pin-compatible) | Yes (pin-compatible) | Yes (pin-compatible) | Yes (pin-compatible) | No (PIC24F family) |
关键差异点
- Extended temperature -40C to +125C （对比 PIC24HJ32GP202-I/SP)
- 32 KB Flash with 40 MIPS （对比 PIC24HJ12GP202-E/SP)
- Pin-compatible migration to dsPIC33F DSC （对比 PIC24FJ64GB002-E/SP)
设计说明
Place a 100 nF decoupling capacitor as close as possible to each VDD/AVDD pin pair, with a 10 uF bulk capacitor at the board power entry. The PIC24HJ32GP202-E/SP integrates separate analog (AVDD/AVSS) and digital (VDD/VSS) supply pins to isolate ADC noise from digital switching. If unused, AVSS and VSS must still be connected to ground. Brown-out reset is configured via the FOSCSEL and FWDT registers at startup; enable it for industrial deployments.
Reserve a 5-pin ICSP header (MCLR, VDD, VSS, PGECx, PGEDx) on every prototype PCB for In-Circuit Serial Programming. According to Microchip TB3133 (PIC24H migration notes), the ICSP pins are multiplexed with PORTB RB6/RB7, so isolate these from external pull-ups or drivers during programming. Use a 4.7 kohm pull-up on MCLR for reliable reset. JTAG TMS/TCK/TDO/TDI/TRST pins (on 44-pin variants) do not apply to the 28-pin SPDIP package.
The PIC24H oscillator pins (OSC1/OSC2) are sensitive to stray capacitance - route the crystal traces short and symmetric, with the load capacitors (typically 15-33 pF) close to the MCU. For high-noise environments, bypass the crystal with a guard ring tied to ground. The ADC analog inputs AN0-AN15 should be guarded by adjacent digital traces routed to ground to minimize crosstalk; sample-and-hold acquisition time should be at least 130 ns for 10-bit accuracy at 500 ksps.
Common pitfalls: (1) Enabling the watchdog timer (FWDT) without a periodic refresh in firmware causes unexpected resets every ~2 seconds. (2) Configuring the PWM in independent mode without dead-band insertion can cause shoot-through in motor-drive applications - always configure the DTCON register with appropriate dead time. (3) The -E and -I variants share identical firmware below 85C, but firmware compiled with extended temperature assertions may behave differently. (4) Forgetting to clear the IOLOCK bit (OSCCON.IOLOCK) before remapping peripheral pins locks the I/O and requires an unlock sequence.
合规信息
RoHS compliant per Microchip product page. The -E suffix denotes extended temperature grade -40C to +125C but is NOT AEC-Q100 qualified for automotive under-hood; for AEC-Q100, consider dsPIC33 variants in the same footprint.
