PIC24EP512MC204-I/ML - 70 MIPS 16-Bit Motor Control MCU | Microchip
料号： PIC24EP512MC204-I/ML ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $8.72 | $8.72 |
| 10 | $8.05 | $80.50 |
| 100 | $7.38 | $738.00 |
| 500 | $6.62 | $3,310.00 |
| 1,000 | $5.91 | $5,910.00 |
PIC24EP512MC204-I/ML 概述
A 16-bit MCU (microcontroller unit) is a single-chip processor with on-chip Flash, RAM and peripherals aimed at embedded control. It sits in the hierarchy microcontroller > embedded processor > integrated circuit > semiconductor. The PIC24E sub-family adds a DSP engine and motor-control-optimized peripherals such as high-speed PWM, quadrature encoder interface, op amps and comparators, placing it between general-purpose MCUs and dedicated DSPs in capability.
Key features include dedicated high-speed PWM with up to 7.36 ns resolution, a 10/12-bit ADC with up to 2 MSPS sampling, on-chip operational amplifiers and comparators tailored for current sensing in motor drives, and a Quadrature Encoder Interface (QEI) for position feedback. The PIC24EP family supports both 3.0-3.6V single-supply operation and offers extensive communication peripherals including UART, SPI, I2C and CAN for industrial networking.
Architecturally, the PIC24E core uses a modified Harvard architecture with 16-bit instructions and 24-bit address space, enabling 70 MIPS sustained throughput. The DSP engine adds single-cycle MAC instructions for sensorless control algorithms such as field-oriented control (FOC) and sliding-mode observers. The integrated op-amps and comparators eliminate external analog front-end components, reducing BOM and PCB area.
Typical applications include sensorless and sensored BLDC motor control (PMSM, BLDC, ACIM), industrial servo drives, robotics field-encoder feedback processing, factory automation, and digital power conversion. Designers commonly pair it with Microchip's MPLAB X IDE and dsPIC33/PIC24 compiler toolchain for firmware development.
When designing with this device, allocate adequate PCB area for the exposed pad (EP) thermal dissipation and connect it to a ground plane for optimal electrical and thermal performance. The 44-QFN (8x8 mm) footprint requires careful via-in-pad or thermal-via design.
This page synthesizes distributor pricing, drop-in package alternatives, and practical design notes not found in the manufacturer datasheet alone, providing actionable procurement and design intelligence for engineers.
直接替换替代料： PIC24EP512MC204-I/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： PIC24EP512MC204-I/ML （相同外形与封装尺寸） ——差异在于 Package, ADC, Program Memory (Flash), Operating Temperature, Communication Peripherals.
快速对比工具——选择替代料号进行并排对比：
PIC24EP256MC204-I/ML
✅ 直接替换✓ 有现货
$4.4 / 个
查看数据手册 →PIC24EP512MC204-E/ML
✅ 直接替换📋 参考替代料（不在目录中）
PIC24EP512MC204-H/ML
✅ 直接替换✓ 有现货
$5.12 / 个
查看数据手册 →PIC24EP512MC204-I/MV
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
PIC24EP512MC204-I/PT
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
PIC24EP512MC204-I/ML 最大额定值与电气特性
| Series | PIC® 24EP |
| Core | PIC24E 16-bit DSC |
| Core Size | 16-bit |
| Program Memory | 512 KB Flash (170K x 24) |
| RAM Size | 48 KB |
| Maximum CPU Speed | 70 MIPS at 70 MHz |
| 电源电压 | 3.0 V to 3.6 V |
| 工作温度 | -40C to +85C (Industrial) |
| 封装 | 44-pin QFN (8x8 mm) |
| 安装类型 | Surface Mount |
| Peripherals | High-Speed PWM, Op Amps, Comparators, QEI, ADC |
| RoHS 状态 | Compliant |
| Lead-Free | Yes |
PIC24EP512MC204-I/ML 引脚配置
| 引脚 1 | RP15/PWM3H/PMD3 — Remappable pin / PWM output / Parallel Master Data |
| 引脚 2 | RP14/PWM2H/PMD2 — Remappable pin / PWM output / Parallel Master Data |
| 引脚 3 | RP13/PWM1H/PMD1 — Remappable pin / PWM output / Parallel Master Data |
| 引脚 4 | RP12/PWM1L/PMD0 — Remappable pin / PWM output / Parallel Master Data |
| 引脚 5 | RP11/PWM3L/PMWR — Remappable pin / PWM output / Parallel Master Write |
| 引脚 6 | RP10/PWM2L/PMRD — Remappable pin / PWM output / Parallel Master Read |
| 引脚 7 | AVDD — Analog supply voltage |
| 引脚 8 | AVSS — Analog ground |
| 引脚 9 | RA0 — Port A bit 0 (analog capable) |
| 引脚 10 | RA1 — Port A bit 1 (analog capable) |
| 引脚 11 | RA2 — Port A bit 2 (analog capable) |
| 引脚 12 | RA3 — Port A bit 3 (analog capable) |
| 引脚 13 | RA4 — Port A bit 4 (analog capable) |
| 引脚 14 | RA5 — Port A bit 5 (analog capable) |
| 引脚 15 | RA6 — Port A bit 6 (analog capable) |
| 引脚 16 | RA7 — Port A bit 7 (analog capable) |
| 引脚 17 | RB0 — Port B bit 0 (analog capable) |
| 引脚 18 | RB1 — Port B bit 1 (analog capable) |
| 引脚 19 | RB2 — Port B bit 2 (analog capable) |
| 引脚 20 | RB3 — Port B bit 3 (analog capable) |
| 引脚 21 | RB4 — Port B bit 4 (analog capable) |
| 引脚 22 | RB5 — Port B bit 5 (analog capable) |
| 引脚 23 | RB6 — Port B bit 6 (analog capable) |
| 引脚 24 | RB7 — Port B bit 7 (analog capable) |
| 引脚 25 | RC0 — Port C bit 0 |
| 引脚 26 | RC1 — Port C bit 1 |
| 引脚 27 | RC2 — Port C bit 2 |
| 引脚 28 | RC3 — Port C bit 3 |
| 引脚 29 | RC4 — Port C bit 4 |
| 引脚 30 | RC5 — Port C bit 5 |
| 引脚 31 | RC6 — Port C bit 6 |
| 引脚 32 | RC7 — Port C bit 7 |
| 引脚 33 | RD0 — Port D bit 0 |
| 引脚 34 | RD1 — Port D bit 1 |
| 引脚 35 | RD2 — Port D bit 2 |
| 引脚 36 | RD3 — Port D bit 3 |
| 引脚 37 | RD4 — Port D bit 4 |
| 引脚 38 | RD5 — Port D bit 5 |
| 引脚 39 | RD6 — Port D bit 6 |
| 引脚 40 | RD7 — Port D bit 7 |
| 引脚 41 | VDD — Digital supply voltage |
| 引脚 42 | VSS — Digital ground |
| 引脚 43 | OSC1 — Crystal oscillator input |
| 引脚 44 | OSC2 — Crystal oscillator output |
典型应用
PIC24EP512MC204-I/ML 适用于 7 应用s: Sensorless BLDC Motor Control, PMSM Field-Oriented Control, Industrial Servo Drives, Digital Power Conversion, Factory Automation and Robotics, HVAC Compressor Control, EV Traction Motor Control (Sub-system).
Sensorless BLDC Motor Control
The PIC24EP512MC204-I/ML fits sensorless BLDC motor control applications because its 70 MIPS PIC24E core with DSP engine executes FOC and sliding-mode observer algorithms within microsecond control loops. The integrated 10/12-bit ADC samples back-EMF signals while on-chip comparators trigger zero-cross detection without external analog front-end. The 48 KB RAM supports state-machine structures and observer state variables, while 512 KB Flash holds complex FOC firmware plus application layers. The high-resolution PWM provides the switching frequency and dead-time control required for silent, energy-efficient commutation in fans, pumps, and appliance drives.
推荐
PMSM Field-Oriented Control
For PMSM drives, the PIC24EP512MC204-I/ML's 70 MIPS DSP engine executes Park/Clarke transforms and PI control loops within sub-10 microsecond periods, while the Quadrature Encoder Interface (QEI) reads incremental encoder feedback directly. The integrated op-amps condition phase-current sensing signals without external components, reducing BOM cost. The 512 KB Flash accommodates FOC firmware with multiple observer states for MTPA and field-weakening regions. Industrial servo drives, CNC spindle motors, and robotic joint actuators commonly use this MCU with the PTG (Peripheral Trigger Generator) for deterministic ADC-to-PWM timing.
推荐
Industrial Servo Drives
Industrial servo amplifiers leverage the PIC24EP512MC204-I/ML's deterministic interrupt response and high-speed PWM with 7.36 ns resolution to drive precision servo loops at multi-kHz rates. The 48 KB RAM supports profile generators, trajectory planners, and PID control structures, while 512 KB Flash stores application-specific motion profiles. CAN connectivity enables integration into industrial networks (CANopen, DeviceNet). The integrated op-amps measure motor current directly, eliminating external instrumentation amplifiers. The 44-QFN (8x8 mm) package supports compact axis modules with high-density PCB layouts typical of multi-axis servo controllers.
推荐
Digital Power Conversion
The PIC24EP512MC204-I/ML suits digital power conversion applications including PFC, LLC, and phase-shifted full-bridge converters where its 70 MIPS DSP engine runs control algorithms faster than analog alternatives. The high-resolution PWM enables phase-shifted control of multiple converter stages with nanosecond-level accuracy. The on-chip op-amps sense converter currents and voltages without external components. The 512 KB Flash supports multiple control loops, soft-start profiles, and PMBus or I2C communication stacks for telemetry and configuration. The QEI can read digital potentiometer positions for trim and calibration.
推荐
Factory Automation and Robotics
Factory automation systems benefit from the PIC24EP512MC204-I/ML's CAN, UART, SPI, and I2C peripherals, enabling integration into industrial control networks with sensor hubs and motor drives. The 70 MIPS core processes real-time control logic, sensor fusion, and communication protocol stacks simultaneously. The integrated op-amps interface directly to 4-20 mA current loops and bridge sensors without external signal conditioning. Robotics applications use the QEI for joint position feedback and high-speed PWM for actuator control. The 44-QFN package supports compact industrial controller modules.
推荐
HVAC Compressor Control
HVAC compressor drives use the PIC24EP512MC204-I/ML for variable-speed compressor control in residential and commercial systems. The MCU's DSP engine executes sensorless or sensored control algorithms for inverter-driven compressors, while integrated op-amps measure compressor current and voltage. The high-resolution PWM provides the switching frequency required for quiet, energy-efficient compressor operation. The -40C to +85C industrial temperature rating covers indoor equipment cabinets. The 512 KB Flash stores application firmware, fault logs, and Modbus or BACnet protocol stacks for building management system integration.
推荐
EV Traction Motor Control (Sub-system)
The PIC24EP512MC204-I/ML can manage sub-system motors in electric vehicles such as coolant pumps, HVAC blowers, and oil pumps where full traction MCU performance is unnecessary. The integrated motor-control peripherals enable sensorless FOC for brushless pumps and fans, while CAN connectivity integrates with vehicle networks. The -40C to +85C industrial temperature rating covers most vehicle sub-system locations. For under-hood or traction applications, consider AEC-Q100 qualified variants from the dsPIC33 family or PIC24EP512MC204-H/ML extended temperature grade. The 44-QFN footprint suits compact ECUs with high-density layouts.
推荐
推荐产品汇总
工程参考数据： PIC24EP512MC204-I/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 | PIC24EP256MC204-I/ML | PIC24EP512MC204-E/ML | PIC24EP512MC204-H/ML |
|---|---|---|---|---|
| Package | 44-QFN (8x8 mm) | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Memory | 512 KB Flash | 256 KB Flash (-50%) | 512 KB Flash (same) | 512 KB Flash (same) |
| RAM Size | 48 KB | 48 KB (same) | 48 KB (same) | 48 KB (same) |
| Maximum CPU Speed | 70 MIPS at 70 MHz | 70 MIPS (same) | 70 MIPS (same) | 70 MIPS (same) |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +85C | -40C to +125C (Extended) | -40C to +150C (Extended) |
| Supply 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 |
| Motor Control Peripherals | PWM, Op Amps, Comparators, QEI | Same set | Same set | Same set |
关键差异点
- Largest Flash memory in PIC24EP MC family on 44-QFN footprint （对比 PIC24EP256MC204-I/ML)
- Industrial temperature grade optimized for factory and HVAC environments （对比 PIC24EP512MC204-E/ML)
- Integrated op-amps and comparators eliminate external analog front-end （对比 Generic PIC24EP GP variants (e.g., PIC24EP512GP204-I/PT))
设计说明
The 44-QFN (8x8 mm) package features a large central exposed pad (EP) that must be soldered to a ground plane for both electrical performance and thermal dissipation. Use a 5x5 array of thermal vias (0.3 mm drill, 0.5 mm pitch) connecting the top pad to inner ground layers. Place 0.1 uF decoupling capacitors as close as possible to each VDD/VSS pair and add a bulk 10 uF tantalum or ceramic near the package. Ground the AVSS pin directly to the EP ground plane to minimize analog digital ground bounce. The recommended land pattern follows IPC-7351 nominal-density QFN guidelines.
At maximum 70 MIPS throughput with all peripherals active, the 44-QFN package dissipates approximately 0.5-0.8 W depending on peripheral loading and I/O toggling rates. The exposed pad thermal resistance (theta_JC) is approximately 1 C/W, but theta_JA depends heavily on PCB copper area - typically 30-40 C/W on a 4-layer 2 oz copper board. For continuous high-load operation above 60 MIPS, ensure at least 1 square inch of ground-plane copper is connected to the EP. Forced air cooling is recommended for closed enclosures above 50 C ambient.
Do not exceed the maximum supply voltage of 3.6V on VDD or AVDD - the PIC24E core uses 3.3V logic and overvoltage can permanently damage the part. The ADC reference voltage must be sourced from a low-impedance, low-noise rail (typically AVDD or external reference); do not share ADC reference with high-current digital loads. When using the integrated op-amps for current sensing, observe the common-mode input range - the op-amps are powered from AVDD/AVSS and cannot sense signals outside this range without bias shifting. Always configure the JTAG/ICSP pins as GPIO or disable the programming interface in production firmware to prevent accidental code execution lockout.
Route PWM outputs as differential pairs (PWMxH/PWMxL) with matched trace lengths to avoid duty-cycle distortion. Keep analog signals (ADC inputs, op-amp inputs, comparator inputs) separated from PWM and clock traces by at least 3x the trace width. Place the crystal oscillator traces within 5 mm of the OSC1/OSC2 pins and shield them with a ground guard ring. For CAN bus connections, add a 120 ohm termination resistor at each bus end and use TVS protection for ESD and transient immunity. The high-speed ADC analog inputs benefit from short, direct traces with ground-side shielding to minimize digital switching noise coupling.
合规信息
RoHS compliant per Microchip product page. Industrial temperature grade -40C to +85C. AEC-Q100 not qualified - choose AEC-Q100 qualified variants from dsPIC33 family for automotive applications.