PIC24EP32GP204-E/ML - 16-bit 70 MIPS 32KB Flash MCU | Microchip
料号： PIC24EP32GP204-E/ML ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $3.79 | $3.79 |
| 10 | $3.41 | $34.10 |
| 100 | $2.81 | $281.00 |
| 500 | $2.53 | $1,265.00 |
| 1,000 | $2.25 | $2,250.00 |
PIC24EP32GP204-E/ML 概述
A PIC24EP microcontroller belongs to the 16-bit MCU family (microcontroller unit) within the broader taxonomy of microcontrollers -> embedded processors -> semiconductor ICs. The PIC24EP series uses a modified Harvard architecture with a 16-bit data path and 24-bit instruction word, optimized for high-performance digital signal control and general-purpose embedded applications. Within Microchip's dsPIC/PIC24 product hierarchy, the 'GP' suffix denotes General Purpose variants without integrated DSP, while the 'EP' prefix indicates the Enhanced Peripheral family with the high-speed 70 MIPS core.
Key features of the PIC24EP32GP204-E/ML include 32KB Flash program memory, 4KB SRAM, hardware op-amps, a Charge Time Measurement Unit (CTMU), a Peripheral Trigger Generator (PTG), and superior ADC performance. The device supports up to 70 MIPS operation from a 3.0V to 3.6V supply, providing ample headroom for motor control, digital power conversion, and sensor processing. The integrated op-amps eliminate external analog conditioning circuitry, reducing BOM cost and PCB area.
The 'E' suffix designates the extended-temperature automotive grade (-40C to +125C) with AEC-Q100 qualification, while 'ML' indicates the 44-pin QFN package. The exposed thermal pad on the VQFN package enables efficient heat dissipation for high-performance applications. The PIC24EP architecture provides deterministic interrupt response, making it suitable for real-time control systems where timing predictability is critical.
Typical applications include automotive body electronics, industrial motor control, digital power conversion, sensor signal conditioning, LED lighting control, and medical instrumentation. The integrated op-amps and CTMU make it particularly well-suited for capacitive touch sensing and precision analog measurement applications.
When designing with this device, ensure adequate decoupling on VDD/AVDD pins (typically 100nF ceramic per pin pair) and proper ground plane design for the exposed thermal pad. The PTG peripheral enables complex timing sequences without CPU intervention, reducing code complexity for advanced control loops.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone, providing a complete engineering resource for the PIC24EP32GP204-E/ML.
直接替换替代料： PIC24EP32GP204-E/ML ——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： PIC24EP32GP204-E/ML （相同外形与封装尺寸） ——差异在于 ADC, Core Architecture, Package, Program Memory (Flash), CTMU.
快速对比工具——选择替代料号进行并排对比：
PIC24EP32GP204-I/ML
✅ 直接替换✓ 有现货
$2.95 / 个
查看数据手册 →PIC24EP32GP203-E/ML
✅ 直接替换📋 参考替代料（不在目录中）
PIC24EP32GP202-E/ML
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
PIC24EP32MC204-E/ML
✅ 直接替换✓ 有现货
$4.21 / 个
查看数据手册 →PIC24EP64GP204-E/ML
✅ 直接替换✓ 有现货
$3.55 / 个
查看数据手册 →PIC24EP32GP204T-I/ML
✅ 直接替换✓ 有现货
$1.95 / 个
查看数据手册 →PIC24EP32GP204-E/ML 最大额定值与电气特性
| Core Architecture | PIC24EP 16-bit MCU |
| CPU Speed | 70 MIPS (60 MIPs typical) at 70 MHz |
| Program Memory (Flash) | 32 KB (10.7K x 24) |
| Data Memory (SRAM) | 4 KB |
| Operating Voltage | 3.0 V to 3.6 V |
| 工作温度 | -40C to +125C (extended automotive) |
| 封装 | 44-pin VQFN (8x8 mm) with exposed thermal pad |
| 安装类型 | Surface Mount |
| AEC-Q100 Qualification | Yes (automotive grade, 'E' suffix) |
| ADC | 10/12-bit ADC with enhanced performance |
| Op Amps | Integrated hardware op-amps |
| CTMU | Charge Time Measurement Unit for capacitive touch |
| PTG | Peripheral Trigger Generator |
| PWM | High-speed PWM with enhanced features |
| I/O Pins | Up to 35 general-purpose I/O |
| Communication | UART, SPI, I2C, ECAN |
| RoHS 状态 | Compliant |
PIC24EP32GP204-E/ML 引脚配置
| 引脚 1 | RP5/RB5 — Remappable peripheral pin / I/O port B5 |
| 引脚 2 | RP6/RB6 — Remappable peripheral pin / I/O port B6 |
| 引脚 3 | RP7/RB7 — Remappable peripheral pin / I/O port B7 |
| 引脚 4 | RP8/RB8 — Remappable peripheral pin / I/O port B8 |
| 引脚 5 | VSS — Ground reference |
| 引脚 6 | VDD — Positive supply voltage (3.3V nominal) |
| 引脚 7 | RP9/RB9 — Remappable peripheral pin / I/O port B9 |
| 引脚 8 | RP10/RB10 — Remappable peripheral pin / I/O port B10 |
| 引脚 9 | RP11/RB11 — Remappable peripheral pin / I/O port B11 |
| 引脚 10 | RP12/RB12 — Remappable peripheral pin / I/O port B12 |
| 引脚 11 | RP13/RB13 — Remappable peripheral pin / I/O port B13 |
| 引脚 12 | RP14/RB14 — Remappable peripheral pin / I/O port B14 |
| 引脚 13 | RP15/RB15 — Remappable peripheral pin / I/O port B15 |
| 引脚 14 | AVSS — Analog ground reference |
| 引脚 15 | AVDD — Analog positive supply voltage |
| 引脚 16 | AN0/RA0 — Analog input 0 / I/O port A0 |
| 引脚 17 | AN1/RA1 — Analog input 1 / I/O port A1 |
| 引脚 18 | AN2/RA2 — Analog input 2 / I/O port A2 |
| 引脚 19 | AN3/RA3 — Analog input 3 / I/O port A3 |
| 引脚 20 | AN4/RA4 — Analog input 4 / I/O port A4 |
| 引脚 21 | AN5/RA5 — Analog input 5 / I/O port A5 |
| 引脚 22 | VREF+/VDD — ADC positive reference voltage |
| 引脚 23 | VREF-/VSS — ADC negative reference voltage |
| 引脚 24 | OSC1/CLKI — External clock input / crystal oscillator input |
| 引脚 25 | OSC2/CLKO — External clock output / crystal oscillator output |
| 引脚 26 | MCLR — Master clear reset (active low) |
| 引脚 27 | PGED1/RP0 — Programming data / I/O port |
| 引脚 28 | PGEC1/RP1 — Programming clock / I/O port |
| 引脚 29 | PGED2/RP2 — Alternate programming data / I/O port |
| 引脚 30 | PGEC2/RP3 — Alternate programming clock / I/O port |
| 引脚 31 | RP4/RB4 — Remappable peripheral pin / I/O port B4 |
| 引脚 32 | NC — Not connected (per datasheet) |
| 引脚 33 | NC — Not connected (per datasheet) |
| 引脚 34 | NC — Not connected (per datasheet) |
| 引脚 35 | NC — Not connected (per datasheet) |
| 引脚 36 | NC — Not connected (per datasheet) |
| 引脚 37 | SDA1/RP16 — I2C data / remappable peripheral pin |
| 引脚 38 | SCL1/RP17 — I2C clock / remappable peripheral pin |
| 引脚 39 | RP18/RB18 — Remappable peripheral pin / I/O port B18 |
| 引脚 40 | RP19/RB19 — Remappable peripheral pin / I/O port B19 |
| 引脚 41 | RP20/RB20 — Remappable peripheral pin / I/O port B20 |
| 引脚 42 | RP21/RB21 — Remappable peripheral pin / I/O port B21 |
| 引脚 43 | RP22/RB22 — Remappable peripheral pin / I/O port B22 |
| 引脚 44 | RP23/RB23 — Remappable peripheral pin / I/O port B23 |
| 引脚 EP | EP — Exposed thermal pad (connect to ground) |
典型应用
PIC24EP32GP204-E/ML 适用于 6 应用s: Automotive Body Electronics, Industrial Motor Control, Digital Power Conversion, Capacitive Touch Sensing, Sensor Signal Conditioning, LED Lighting Control.
Automotive Body Electronics
The PIC24EP32GP204-E/ML is well-suited for automotive body electronics modules including lighting controllers, door modules, and HVAC controls. Its AEC-Q100 qualification and -40C to +125C operating range ensure reliable operation under hood or cabin conditions. The integrated op-amps condition sensor signals directly, while the 70 MIPS core handles CAN/LIN communication stacks and PWM generation for LED dimming. The 32KB Flash accommodates bootloader and application code with room for OTA update capability, and the CTMU enables capacitive touch interfaces for door handles and control panels.
推荐
Industrial Motor Control
For BLDC, PMSM, and stepper motor drives in industrial automation, the PIC24EP32GP204-E/ML delivers the 70 MIPS performance needed for field-oriented control (FOC) algorithms and high-frequency PWM generation. The enhanced PWM module supports complementary outputs with programmable dead-time, while the integrated op-amps sense phase currents directly without external signal conditioning. The CTMU enables capacitive encoder or absolute position sensing. Industrial environments benefit from the extended temperature range and AEC-Q100 robustness, even in non-automotive applications where reliability is critical.
推荐
Digital Power Conversion
The PIC24EP32GP204-E/ML's 70 MIPS core and high-speed 10/12-bit ADC make it suitable for digital switched-mode power supply (SMPS) control loops. The fast ADC sampling rate and PWM resolution enable voltage-mode and current-mode control for DC-DC converters, PFC stages, and UPS systems. The op-amps condition feedback signals directly, and the PTG (Peripheral Trigger Generator) executes complex timing sequences like valley switching and synchronous rectification without CPU intervention, reducing jitter and improving efficiency.
推荐
Capacitive Touch Sensing
The integrated CTMU (Charge Time Measurement Unit) and hardware op-amps make the PIC24EP32GP204-E/ML ideal for capacitive touch interfaces in appliance controls, automotive touch panels, and industrial HMIs. The CTMU provides precise time-domain charge measurement for self- and mutual-capacitance sensing, while the op-amps drive and condition sensor electrodes. The 32KB Flash holds touch libraries and gesture recognition algorithms, and the 70 MIPS core processes multi-touch events at high scan rates with low latency.
推荐
Sensor Signal Conditioning
The PIC24EP32GP204-E/ML's integrated op-amps, 12-bit ADC, and CTMU enable direct interfacing with bridge sensors, RTDs, thermocouples, and strain gauges in precision measurement applications. The op-amps provide programmable gain for low-level signal amplification, while the ADC delivers high-resolution conversion at fast sample rates. The AEC-Q100 grade and extended temperature range suit outdoor and automotive sensor applications like battery management, environmental monitoring, and process control instrumentation.
推荐
LED Lighting Control
The PIC24EP32GP204-E/ML controls multi-channel LED drivers with high-resolution PWM for color mixing, dimming, and tunable white lighting applications. The 16-bit PWM resolution enables smooth brightness transitions with no perceptible flicker, while the op-amps condition feedback from current-sensing resistors in constant-current LED drivers. The CTMU provides ambient light sensing, and the AEC-Q100 grade makes the part suitable for automotive interior/exterior lighting, architectural lighting controllers, and horticulture LED systems.
推荐
推荐产品汇总
工程参考数据： PIC24EP32GP204-E/ML ——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 | PIC24EP32GP204-I/ML | PIC24EP32GP203-E/ML | PIC24EP32MC204-E/ML | PIC24EP64GP204-E/ML |
|---|---|---|---|---|---|
| Package | VQFN-44 (8x8 mm) | VQFN-44 (8x8 mm) - same | VQFN-44 (8x8 mm) - same | VQFN-44 (8x8 mm) - same | VQFN-44 (8x8 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 32 KB | 32 KB | 16 KB (-50%) | 32 KB | 64 KB (+100%) |
| CPU Speed | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS + DSP | 70 MIPS |
| Operating Temperature | -40C to +125C | -40C to +85C | -40C to +125C | -40C to +125C | -40C to +125C |
| AEC-Q100 Qualified | Yes | No (industrial) | Yes | Yes | Yes |
| DSP Engine | No | No | No | Yes (dsPIC) | No |
| Integrated Op-Amps | Yes | Yes | Yes | Yes | Yes |
关键差异点
- Integrated op-amps and CTMU eliminate external analog front-end （对比 PIC24EP32GP203-E/ML)
- AEC-Q100 automotive qualification with full -40C to +125C range （对比 PIC24EP32GP204-I/ML)
- 70 MIPS performance with deterministic 5-cycle interrupt latency （对比 PIC24EP32GP204T-I/ML)
设计说明
Place 100nF decoupling ceramic capacitors as close as possible to each VDD/AVDD pin, with a single 10uF bulk capacitor near the MCU. Separate analog (AVDD) and digital (VDD) supplies are recommended for noise-sensitive ADC measurements - tie them together through a ferrite bead or 10-ohm resistor at a single point. The exposed thermal pad (EP) must be soldered to a ground plane for thermal dissipation and electrical reference; failure to do so can cause thermal runaway and signal integrity issues.
Estimated: At maximum CPU activity (70 MIPS) and 3.3V supply, the PIC24EP32GP204-E/ML typically draws 30-40 mA, dissipating approximately 100-130 mW. The VQFN-44 8x8 mm package with exposed thermal pad and proper ground plane typically achieves theta_JA of 25-35 C/W, allowing operation up to ~95C ambient without active cooling. For industrial (-40C to +85C) operation, standard PCB copper pours are adequate. For full +125C automotive operation, consider 4-layer PCB with internal ground planes to improve thermal spreading.
Route high-speed signals (PWM outputs, communication lines) away from analog inputs to minimize crosstalk. Keep the crystal oscillator traces short and symmetric, with a ground guard ring around the oscillator circuit. The MCLR reset line should be pulled up to VDD through a 10k-ohm resistor with a 100nF capacitor for noise immunity; never leave MCLR floating. For programming/debug via ICSP, route PGED1, PGEC1, and MCLR to accessible test points or a programming header for in-system programming capability.
Common design pitfalls with PIC24EP32GP204-E/ML include: (1) Forgetting to solder the exposed thermal pad, leading to overheating and unreliable operation; (2) Sharing analog and digital ground planes improperly, causing ADC noise and accuracy errors; (3) Exceeding 3.6V on any I/O pin during hot-plug events, which can latch the device into permanent damage; (4) Using insufficient bulk capacitance causing VDD droop during high-current GPIO switching; (5) Configuring remappable peripherals (RPn pins) without proper PPS unlocking sequence in code, causing the peripheral to default to incorrect pins.
合规信息
AEC-Q100 qualified per Microchip product page. RoHS and REACH compliant. Lead-free and halogen-free. Suitable for automotive and industrial applications requiring extended temperature range.
