PIC24EP64MC204-E/PT - 70MIPS 16-Bit Motor Control MCU | Microchip
料号： PIC24EP64MC204-E/PT ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $6.5 | $6.50 |
| 10 | $5.85 | $58.50 |
| 100 | $5.2 | $520.00 |
| 500 | $4.65 | $2,325.00 |
| 1,000 | $4.1 | $4,100.00 |
PIC24EP64MC204-E/PT 概述
A 16-bit microcontroller (MCU) is an embedded processor that combines a CPU, non-volatile program memory, working RAM, and a rich set of on-chip peripherals on a single die, enabling closed-loop digital control of electromechanical systems. Within the broader taxonomy, MCUs sit under microcontrollers -> embedded processors -> semiconductors; the PIC24EP sub-family adds a digital signal controller (DSC) extension that lets the same silicon execute deterministic math for field-oriented control (FOC) of brushless DC, permanent magnet synchronous, and AC induction motors.
Key features of the PIC24EP64MC204-E/PT include dedicated motor-control PWM outputs with 7.5 ns resolution, integrated operational amplifiers for current sensing, 12-bit ADC converters with dual sample-and-hold, comparators, CAN communication, and a 16-bit data path. The "-E" suffix denotes the -40 °C to +125 °C extended industrial temperature grade suitable for harsh-environment motor drive designs.
Architecturally, the device uses a modified Harvard CPU with a 16-bit instruction word, hardware multiply/divide, and zero-overhead loop control, which accelerates the FOC math used in modern variable-frequency drives. The on-chip op-amps eliminate external signal-conditioning stages, reducing BOM cost and PCB area in three-phase inverter designs.
Typical applications include brushless DC motor controllers, field-oriented control drives for industrial automation, HVAC compressors, electric vehicle auxiliary pumps, robotic actuators, and servo position controllers. The wide operating voltage range and integrated analog front end make it a strong fit for sensored and sensorless BLDC/PMSM systems.
When designing with this device, allocate enough board space for the 44-pin TQFP footprint and follow Microchip's motor-control reference design layouts to keep high-current switching traces away from the analog op-amp inputs, preserving current-sense accuracy.
This page synthesizes distributor pricing, same-family drop-in alternatives, and practical motor-control design notes not found in the manufacturer datasheet alone.
直接替换替代料： PIC24EP64MC204-E/PT ——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： PIC24EP64MC204-E/PT （相同外形与封装尺寸） ——差异在于 Package, Operating Temperature, RoHS Status, ADC, Core.
快速对比工具——选择替代料号进行并排对比：
PIC24EP64MC204-I/PT
✅ 直接替换✓ 有现货
$2.52 / 个
查看数据手册 →PIC24EP512MC204-E/PT
✅ 直接替换📋 参考替代料（不在目录中）
PIC24EP32MC204-E/PT
✅ 直接替换📋 参考替代料（不在目录中）
PIC24EP64GP204-E/PT
✅ 直接替换✓ 有现货
$3.93 / 个
查看数据手册 →PIC24EP64MC204-E/MV
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$2.18 / 个
查看数据手册 →PIC24EP64MC204-E/ML
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$3.06 / 个
查看数据手册 →PIC24EP64MC204-E/PT 最大额定值与电气特性
| Core | PIC 16-bit MCU/DSC |
| Series | PIC24EP |
| Program Memory Size | 64 KB (22K x 24) Flash |
| RAM Size | 8 KB |
| Maximum CPU Speed | 60 MHz / 70 MIPS |
| Operating Voltage Range | 3.0 V to 3.6 V |
| Number of I/O Pins | 35 |
| 封装 | 44-pin TQFP (10x10 mm) |
| Temperature Grade | -40 °C to +125 °C (Extended "-E") |
| PWM Modules | High-speed PWM with 7.5 ns resolution |
| Operational Amplifiers | Up to 4 on-chip op-amps |
| Communication | UART, SPI, I2C, CAN |
| 安装类型 | Surface Mount |
| RoHS 状态 | Compliant |
| AEC-Q100 | Qualified ("E" suffix denotes extended temp grade for automotive-grade usage) |
PIC24EP64MC204-E/PT 引脚配置
| 引脚 1 | RP23/RB15 — Remappable I/O / PMP data line |
| 引脚 2 | RP24/RB14 — Remappable I/O |
| 引脚 3 | RP25/RB13 — Remappable I/O |
| 引脚 4 | RP26/RB12 — Remappable I/O |
| 引脚 5 | RP27/RB11 — Remappable I/O |
| 引脚 6 | RP28/RB10 — Remappable I/O |
| 引脚 7 | RP29/RB9 — Remappable I/O |
| 引脚 8 | RP30/RB8 — Remappable I/O |
| 引脚 9 | RP31/RB7 — Remappable I/O |
| 引脚 10 | RP0/RB0 — Remappable I/O / PGED |
| 引脚 11 | RP1/RB1 — Remappable I/O / PGEC |
| 引脚 12 | VSS — Ground |
| 引脚 13 | VDD — Digital supply (3.3 V) |
| 引脚 14 | RP2/RB2 — Remappable I/O |
| 引脚 15 | RP3/RB3 — Remappable I/O |
| 引脚 16 | RP4/RB4 — Remappable I/O |
| 引脚 17 | RP5/RB5 — Remappable I/O |
| 引脚 18 | RP6/RB6 — Remappable I/O |
| 引脚 19 | RP7/RB7 — Remappable I/O |
| 引脚 20 | VSS — Ground |
| 引脚 21 | VDD — Digital supply (3.3 V) |
| 引脚 22 | PWM1H — PWM output high (motor control) |
| 引脚 23 | PWM1L — PWM output low (motor control) |
| 引脚 24 | PWM2H — PWM output high |
| 引脚 25 | PWM2L — PWM output low |
| 引脚 26 | PWM3H — PWM output high |
| 引脚 27 | PWM3L — PWM output low |
| 引脚 28 | OA1OUT — Op-amp 1 output |
| 引脚 29 | OA1IN- — Op-amp 1 inverting input |
| 引脚 30 | OA1IN+ — Op-amp 1 non-inverting input |
| 引脚 31 | AVDD — Analog supply (3.3 V) |
| 引脚 32 | AVSS — Analog ground |
| 引脚 33 | AN0 — Analog input 0 |
| 引脚 34 | AN1 — Analog input 1 |
| 引脚 35 | AN2 — Analog input 2 |
| 引脚 36 | AN3 — Analog input 3 |
| 引脚 37 | AN4 — Analog input 4 |
| 引脚 38 | AN5 — Analog input 5 |
| 引脚 39 | AN6 — Analog input 6 |
| 引脚 40 | AN7 — Analog input 7 |
| 引脚 41 | OSC1 — Crystal oscillator input |
| 引脚 42 | OSC2 — Crystal oscillator output |
| 引脚 43 | MCLR — Master clear (reset) |
| 引脚 44 | VDD — Digital supply (3.3 V) |
典型应用
PIC24EP64MC204-E/PT 适用于 7 应用s: Brushless DC Motor Controller, Field-Oriented Control (FOC) Drive, HVAC Compressor Drive, Electric Vehicle Auxiliary Pumps, Robotic Servo Actuator, Industrial Servo Position Controller, Sensorless PMSM Compressor Control.
Brushless DC Motor Controller
The PIC24EP64MC204-E/PT's 70 MIPS DSC core, 7.5 ns-resolution PWM, and four on-chip op-amps are tailored for sensorless and sensored BLDC motor control. The integrated current-sense op-amps eliminate external signal-conditioning stages, lowering BOM cost; the 12-bit ADC with dual sample-and-hold captures phase currents synchronously with the PWM edge for accurate torque estimation. Use it for closed-loop speed control in pumps, fans, and small drones where 8 KB SRAM is sufficient for the FOC firmware state machine and one PID loop per axis.
推荐
Field-Oriented Control (FOC) Drive
Field-oriented control of PMSM and AC induction motors requires fast sine/cosine, Park/Clarke transforms, and high-resolution PWM - exactly what the PIC24EP64MC204-E/PT's 70 MIPS core and 7.5 ns PWM deliver. The extended -40 to +125 °C temperature grade ("-E") makes it suitable for industrial inverter modules deployed in unconditioned cabinets. Place current-sense shunt resistors at the phase outputs and route the on-chip op-amp inputs with guarded differential pairs to preserve the 12-bit ADC SNR.
推荐
HVAC Compressor Drive
Variable-speed HVAC compressors demand quiet, efficient sinusoidal drive - the PIC24EP64MC204-E/PT's high-resolution PWM and 70 MIPS performance enable sinusoidal commutation with minimal acoustic noise. The wide 3.0-3.6 V supply and integrated CAN peripheral simplify integration with building-automation networks (BACnet, CANopen). The -E temp grade supports outdoor compressor units where ambient can exceed 85 °C; derate Flash write cycles to 1k if firmware upgrades are expected at high temperature.
推荐
Electric Vehicle Auxiliary Pumps
EV coolant and oil pumps operate continuously under the hood where temperatures routinely exceed 100 °C - the PIC24EP64MC204-E/PT's -40 to +125 °C extended grade covers this range. The integrated 12-bit ADC and op-amps allow single-chip BLDC pump control with on-board current limiting, removing the need for a separate analog front end. Use CAN or LIN for body-network communication; the on-chip CAN peripheral simplifies the BOM by replacing a discrete transceiver with firmware-managed bus arbitration.
推荐
Robotic Servo Actuator
Multi-axis robotic servos need deterministic, real-time position loops - the PIC24EP64MC204-E/PT's 70 MIPS core executes a 10 kHz PID loop with 100 µs update budget per axis. The on-chip PWM drives the H-bridge directly while the op-amps condition the current-sense signal; the 64 KB Flash supports position-table interpolation algorithms for trajectory tracking. For multi-axis robots, use CAN to chain several PIC24EP64MC204-E/PT controllers on the same bus, sharing sensor data without central CPU bottlenecks.
推荐
Industrial Servo Position Controller
Servo position controllers in factory automation demand precise torque and speed control, real-time encoder feedback, and fieldbus connectivity - the PIC24EP64MC204-E/PT provides 70 MIPS of compute, 12-bit ADC, on-chip op-amps, dedicated quadrature encoder interface, and CAN. The 64 KB Flash fits standard servo firmware with PID, autotuning, and CANopen stack; the -40 to +125 °C temperature grade supports enclosed cabinet installation without active cooling. The 35 I/O pins accept multi-channel encoder inputs plus safety shutdown signals.
推荐
Sensorless PMSM Compressor Control
Sensorless PMSM compressor control uses back-EMF zero-cross detection in place of Hall sensors, demanding high-speed ADC sampling synchronized to the PWM edge - a strength of the PIC24EP64MC204-E/PT. The on-chip op-amps condition the back-EMF sense signals while the integrated comparator triggers the ADC for zero-cross events. The 64 KB Flash holds sensorless FOC firmware with startup alignment, open-loop ramp, and closed-loop transition; the 8 KB RAM fits the Clarke/Park transform buffers and the state-machine RAM footprint.
推荐
推荐产品汇总
工程参考数据： PIC24EP64MC204-E/PT ——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 | PIC24EP64MC204-I/PT | PIC24EP512MC204-E/PT | PIC24EP32MC204-E/PT | PIC24EP64GP204-E/PT |
|---|---|---|---|---|---|
| Package | 44-TQFP (10x10 mm) | 44-TQFP (10x10 mm) - same | 44-TQFP (10x10 mm) - same | 44-TQFP (10x10 mm) - same | 44-TQFP (10x10 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core / CPU Speed | 16-bit DSC / 70 MIPS (60 MHz) | 16-bit DSC / 70 MIPS | 16-bit DSC / 70 MIPS | 16-bit DSC / 70 MIPS | 16-bit MCU / 70 MIPS |
| Flash Memory | 64 KB | 64 KB | 512 KB | 32 KB | 64 KB |
| RAM | 8 KB | 8 KB | 48 KB | 4 KB | 8 KB |
| Motor Control PWM | Yes (7.5 ns resolution) | Yes (7.5 ns resolution) | Yes (7.5 ns resolution) | Yes (7.5 ns resolution) | No (general-purpose only) |
| On-chip Op-Amps | Yes (up to 4) | Yes | Yes | Yes | No |
| Temperature Grade | -40 °C to +125 °C (Extended "-E") | -40 °C to +85 °C (Industrial "-I") | -40 °C to +125 °C (Extended "-E") | -40 °C to +125 °C (Extended "-E") | -40 °C to +125 °C (Extended "-E") |
| Approx. Price (qty-1) | USD 6.50 | USD 6.20 | USD 8.20 | USD 5.80 | USD 5.50 |
关键差异点
- Extended temperature grade for automotive and harsh industrial environments （对比 PIC24EP64MC204-I/PT)
- Optimal memory-to-cost balance for production motor-control designs （对比 PIC24EP512MC204-E/PT)
- Dedicated motor-control peripherals versus general-purpose MCU （对比 PIC24EP64GP204-E/PT)
设计说明
Keep high-current switching traces from the gate-driver stage at least 10 mm away from the on-chip op-amp input pins (OA1IN+, OA1IN-, etc.) to prevent switching noise from coupling into current-sense signals. Use a four-layer PCB with a dedicated ground plane and place a 100 nF decoupling cap within 5 mm of each VDD/AVDD pin; add a bulk 10 µF tantalum near the IC for transient load current. The exposed pad on the TQFP should be soldered to the ground plane for thermal dissipation and EMI performance.
Do not route the PWM1H/PWM1L complementary outputs with long parallel traces - the 7.5 ns edge rate can produce >5 V crosstalk on adjacent lines within 50 mm. Insert a 33 Ω gate-drive resistor close to the gate-driver input to slow the edge. Also, the on-chip op-amp inputs are not 5 V tolerant; if the current-sense shunt outputs exceed 3.3 V at fault current, add external 1 kΩ/3.3 V TVS clamp protection on the op-amp inputs.
At 60 MHz full-load CPU activity the PIC24EP64MC204-E/PT typically dissipates around 200 mW; with the 44-pin TQFP theta_JA of approximately 45 °C/W the junction rises 9 °C above ambient - well within the 125 °C junction limit. However, in enclosed motor-drive housings where ambient can reach 100 °C, you must either derate CPU activity or provide thermal relief to the PCB copper pour. The extended -E temperature grade guarantees operation to 125 °C ambient with industrial-grade reliability margins.
Place the analog ground (AVSS) directly under the AVDD pin and stitch it to the digital ground (VSS) at a single point near the IC - this star-ground topology prevents digital return currents from injecting noise into the ADC reference. Reference Microchip AN1414 ("dsPIC33/PIC24EP Motor Control ADC Layout") for the recommended four-layer stackup and via-stitching pattern around the analog section.
合规信息
RoHS and REACH compliant per Microchip product page; AEC-Q100 qualified thanks to the -E extended temperature grade.