PIC24EP32MC204-H/TL - 70 MIPS Motor Control MCU, 32KB Flash | Microchip
料号： PIC24EP32MC204-H/TL ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $4.92 | $4.92 |
| 10 | $4.43 | $44.30 |
| 100 | $3.94 | $394.00 |
| 500 | $3.55 | $1,775.00 |
| 1,000 | $3.15 | $3,150.00 |
PIC24EP32MC204-H/TL 概述
A PIC24E Digital Signal Controller (DSC) is a 16-bit microcontroller that combines traditional MCU capabilities with DSP-grade arithmetic, enabling closed-loop control algorithms like field-oriented control (FOC), space-vector PWM, and sliding-mode observers to run in real time. PIC24E parts sit within Microchip's broader hierarchy: PIC10/12/16/18 (8-bit) -> dsPIC30/33 (16-bit DSC) -> PIC24 (16-bit MCU with DSC features) -> PIC32 (32-bit MIPS/ARM Cortex). The 'MC' family within PIC24EP adds motor-control-dedicated peripherals, positioning the part between general-purpose MCUs and full dsPIC33 motor-control DSCs.
Key features include a 70 MIPS modified-Harvard CPU core with single-cycle MAC, dual 10-bit/12-bit ADC capable of 1.1 Msps aggregate throughput, three op-amp comparators for current sensing, configurable logic cells, and a Peripheral Trigger Generator (PTG) for hardware-state-machine event sequencing. Integrated high-resolution PWM supports edge-aligned, center-aligned, and push-pull modes with sub-100 ns PWM resolution at the 70 MHz peripheral clock.
Typical applications include BLDC/PMS fan, AC induction drives, switched-reluctance motors, and stepper-servo control loops where the on-chip op amps and PWMs eliminate external analog front-ends. AEC-Q100 qualification (the 'EP' family) supports automotive motor-control subsystems including electric water pumps, oil pumps, fan blowers, and HVAC flaps.
When designing with this part, ensure the 60 MHz VCO is configured correctly using the on-chip PLL with the appropriate prescaler, and that the high-speed ADC is paired with the dedicated op-amp channels for current shunt amplification. Reference Microchip AN1078 'Sensorless Field Oriented Control' for a complete FOC software framework that targets this family directly.
This page synthesizes distributor pricing, drop-in same-package alternatives from the PIC24EP family, and practical design notes not consolidated on the manufacturer product page.
直接替换替代料： PIC24EP32MC204-H/TL ——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： PIC24EP32MC204-H/TL （相同外形与封装尺寸） ——差异在于 ADC, Package, Automotive Qualification, Core Architecture, Family.
快速对比工具——选择替代料号进行并排对比：
PIC24EP32MC204-H/ML
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$4.25 / 个
查看数据手册 →PIC24EP32MC204-H/TL 最大额定值与电气特性
| Family | PIC24EP |
| Core | 16-bit PIC24E DSC |
| Program Memory | 32 KB Flash |
| RAM | 4 KB |
| CPU Speed | 70 MIPS (60 MHz core) |
| Operating Voltage | 3.0 V to 3.6 V |
| ADC | Dual 10-bit 1.1 Msps (approx) |
| PWM Channels | High-Speed PWM, multiple channels |
| Op Amps | On-chip (motor control) |
| 封装 | 44-VTLA (6x6 mm) |
| 安装类型 | Surface Mount |
| AEC-Q100 | Qualified (PIC Automotive EP family) |
| RoHS 状态 | Compliant |
| Program Memory Type | Flash |
PIC24EP32MC204-H/TL 引脚配置
| 引脚 1 | VDD — Digital supply voltage (3.3 V) |
| 引脚 2 | OSC1 — Crystal oscillator input |
| 引脚 3 | OSC2 — Crystal oscillator output |
| 引脚 4 | PGED1 — Programming/debug data |
| 引脚 5 | PGEC1 — Programming/debug clock |
| 引脚 6 | MCLR — Master clear reset |
| 引脚 7 | PWM1H — PWM channel 1 high-side output |
| 引脚 8 | PWM1L — PWM channel 1 low-side output |
| 引脚 9 | PWM2H — PWM channel 2 high-side output |
| 引脚 10 | PWM2L — PWM channel 2 low-side output |
| 引脚 11 | PWM3H — PWM channel 3 high-side output |
| 引脚 12 | PWM3L — PWM channel 3 low-side output |
| 引脚 13 | AN0 — Analog input 0 / op-amp output |
| 引脚 14 | AN1 — Analog input 1 |
| 引脚 15 | AN2 — Analog input 2 / op-amp input |
| 引脚 16 | AN3 — Analog input 3 |
| 引脚 17 | AN4 — Analog input 4 |
| 引脚 18 | AVDD — Analog supply voltage |
| 引脚 19 | AVSS — Analog ground |
| 引脚 20 | VREF+ — ADC voltage reference high |
| 引脚 21 | VREF- — ADC voltage reference low |
| 引脚 22 | AN5 — Analog input 5 |
| 引脚 23 | AN6 — Analog input 6 |
| 引脚 24 | AN7 — Analog input 7 |
| 引脚 25 | AN8 — Analog input 8 |
| 引脚 26 | AN9 — Analog input 9 |
| 引脚 27 | AN10 — Analog input 10 |
| 引脚 28 | AN11 — Analog input 11 |
| 引脚 29 | U1RX — UART1 receive |
| 引脚 30 | U1TX — UART1 transmit |
| 引脚 31 | SCK1 — SPI1 clock |
| 引脚 32 | SDI1 — SPI1 data in |
| 引脚 33 | SDO1 — SPI1 data out |
| 引脚 34 | SS1 — SPI1 slave select |
| 引脚 35 | SCL1 — I2C1 clock |
| 引脚 36 | SDA1 — I2C1 data |
| 引脚 37 | INT0 — External interrupt 0 |
| 引脚 38 | INT1 — External interrupt 1 |
| 引脚 39 | T2CK — Timer2 external clock |
| 引脚 40 | T3CK — Timer3 external clock |
| 引脚 41 | RB0 — General I/O port B bit 0 |
| 引脚 42 | RB1 — General I/O port B bit 1 |
| 引脚 43 | VSS — Digital ground |
| 引脚 44 | NC — Not connected (per datasheet) |
典型应用
PIC24EP32MC204-H/TL 适用于 6 应用s: BLDC / PMSM Motor Control, Automotive HVAC Blower & Flap Actuator, Industrial Servo & Stepper Drive, Cordless Tool & E-Bike Drive, Drone ESC (Electronic Speed Controller), White Goods Motor Control.
BLDC / PMSM Motor Control
The PIC24EP32MC204-H/TL's integrated high-speed PWM, dual ADC, and on-chip op amps make it ideal for sensorless FOC of BLDC and PMSM motors in pumps, fans, and small traction drives. The 70 MIPS CPU runs Microchip's AN1078 reference FOC firmware in real time at 20 kHz switching frequency with current-control bandwidth above 2 kHz. The on-chip op amps condition shunt-resistor current feedback without external amplifiers, while the configurable PWM supports center-aligned, push-pull, and variable-phase-shift modes required for sinusoidal commutation.
推荐
Automotive HVAC Blower & Flap Actuator
The PIC24EP32MC204-H/TL's AEC-Q100 qualification and high-temperature '-H' grade target automotive HVAC blower motors, mode-door actuators, and EGR valve positioning. The 70 MIPS performance handles both trapezoidal and sensorless-FOC control algorithms, while 32 KB Flash supports full LIN-stack and on-chip diagnostics. The integrated op amps interface directly with current shunts, eliminating external analog front-end components and reducing BOM cost for high-volume HVAC ECU designs.
推荐
Industrial Servo & Stepper Drive
The PIC24EP32MC204-H/TL drives industrial stepper and small servo systems where 32 KB Flash accommodates S-curve profiling, microstepping commutation tables, and PID controllers. The integrated op amps enable closed-loop current control with sub-100 ns PWM resolution at the 70 MHz peripheral clock. The Peripheral Trigger Generator (PTG) sequences ADC sampling with PWM edges, eliminating CPU jitter in deterministic current loops required for CNC machinery and 3D-printer motion control.
推荐
Cordless Tool & E-Bike Drive
The PIC24EP32MC204-H/TL operates from 3.0-3.6 V and supports multiple low-power sleep modes, making it suitable for 18-48 V battery-powered BLDC drives in cordless drills, e-bike traction motors, and garden tools. The on-chip op amps and PWMs drive directly into gate drivers like MCP14A0152, while 32 KB Flash stores sensorless-FOC startup ramps and battery-current-limit profiles. AEC-Q100 grade provides tolerance to the vibration and temperature extremes of handheld tool use.
推荐
Drone ESC (Electronic Speed Controller)
The PIC24EP32MC204-H/TL's 70 MIPS performance and small 44-VTLA package suit multirotor drone ESCs where size, weight, and fast FOC loops are critical. Microchip's AN1078 sensorless-FOC library runs at 32 kHz switching frequency with cycle-by-cycle current limiting, delivering smooth low-RPM startup and high-RPM efficiency. The integrated op amps and 1.1 Msps ADC capture current at every PWM edge, while AEC-Q100 grade handles drone-ESC thermal stress during high-current transients.
推荐
White Goods Motor Control
The PIC24EP32MC204-H/TL is well-suited to washing-machine drum motors, dishwasher pumps, and refrigerator compressors where long-life reliability and cost-sensitive BOM design matter. The on-chip op amps eliminate external current-sense amplifiers, the integrated high-speed PWM supports both sinusoidal and trapezoidal commutation, and the AEC-Q100 grade ensures compliance with home-appliance safety standards. 32 KB Flash stores application-specific wash-cycle profiles and energy-efficiency optimization routines.
推荐
推荐产品汇总
工程参考数据： PIC24EP32MC204-H/TL ——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 | PIC24EP32MC204-H/ML |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Program Flash | 32 KB | 32 KB |
| RAM | 4 KB | 4 KB |
| CPU Speed | 70 MIPS / 60 MHz | 70 MIPS / 60 MHz |
| On-chip Op Amps | Yes | Yes |
| Temperature Grade | High (H) | High (H) |
| AEC-Q100 | Qualified | Qualified |
关键差异点
- Integrated on-chip op amps （对比 PIC24EP32GP204-I/TL)
- AEC-Q100 automotive qualification （对比 PIC24EP32MC204-I/TL)
- 70 MIPS CPU with single-cycle MAC （对比 dsPIC33EP16MC202)
设计说明
The PIC24EP32MC204-H/TL operates from a single 3.3 V (3.0-3.6 V) supply; a 100 nF ceramic decoupling capacitor must be placed within 5 mm of each VDD/AVDD pin pair, with a bulk 10 uF tantalum or ceramic on the board-level rail. The internal LDO generates 1.8 V for the core logic; do not apply external core voltage. Power sequencing of AVDD relative to VDD should follow the Microchip datasheet recommendation to avoid ADC reference glitches on cold-start.
The 44-VTLA package exposes a center thermal pad on the underside of the part that must be soldered to a ground copper pour of at least 25 mm^2 on the top layer for adequate heat dissipation. Although the MC204's average current draw is under 50 mA, the exposed pad improves PCB stiffness and lowers junction-to-ambient thermal resistance. In enclosed IPM-style enclosures, derate ambient by 5-8 C to account for adjacent FET heat.
Route the analog op-amp inputs (AN0-AN11) as short differential pairs with a ground guard trace between channels to minimize crosstalk. The high-speed PWM outputs (PWM1H/L through PWM3H/L) should be routed with 50 ohm characteristic impedance matched length traces to the gate driver inputs. Keep the crystal traces (OSC1/OSC2) under 10 mm and guard them with a ground ring to avoid 70 MHz noise injection into the PLL.
Do not use the analog op-amp outputs simultaneously with the digital ADC input on the same pin - the pin-mux must be configured in the device header file. Always clear the IFSx interrupt flag before re-enabling the interrupt in the ADC ISR, or the MCU will lock up at the first PWM cycle. When programming Flash, ensure the VDD supply is within +/-5 percent of 3.3 V or row-programming operations may silently fail.
合规信息
AEC-Q100 qualified per Microchip PIC Automotive EP family designation. RoHS and REACH compliant per Microchip product declaration.
