PIC24EP64MC204-I/TL - 70 MIPS 16-bit Motor Control MCU | Microchip
料号： PIC24EP64MC204-I/TL ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $5.12 | $5.12 |
| 10 | $4.61 | $46.10 |
| 100 | $4.1 | $410.00 |
| 500 | $3.69 | $1,845.00 |
| 1,000 | $3.28 | $3,280.00 |
PIC24EP64MC204-I/TL 概述
A DSC (Digital Signal Controller) is a hybrid class of microcontrollers that combines the deterministic interrupt response of an MCU with the multiply-accumulate throughput of a DSP. In the broader taxonomy, the PIC24EP64MC204 sits between a microcontroller and a DSP - more deterministic than a Cortex-M4 MCU but easier to program than a dedicated DSP. Its motor-control optimized peripherals (high-speed PWM, quadrature encoder interface, op amps, and 12-bit ADC at 1.1 Msps) reduce external component count and BOM cost.
Key features include 9 general-purpose 16-bit timers (with 27 total timer channels), high-speed PWM with up to 1.04 ns resolution, 83 I/O pins, and a supply voltage range of 3.0V to 3.6V. The PIC24EP family also integrates USB 2.0 FS/OTG, CAN, and 12-bit A/D converter peripherals that simplify inverter and sensor-feedback designs.
Typical applications include field-oriented control (FOC) of brushless DC motors, sensorless PMSM drive, industrial servo control, HVAC compressor drives, and consumer appliance motor management. The internal op amps are typically used to amplify current-sense signals from shunt resistors in the inverter stage.
When designing with this device, ensure decoupling capacitors are placed close to the VDD/VSS pairs and follow Microchip's reference design PCB layout to minimize PWM-edge noise coupling into the analog front-end. Programming is supported through MPLAB X IDE and the dsPIC33E/PIC24E peripheral library.
直接替换替代料： PIC24EP64MC204-I/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： PIC24EP64MC204-I/TL （相同外形与封装尺寸） ——差异在于 Package, ADC, Program Memory (Flash), Operating Temperature, 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 →PIC24EP128MC204-I/TL
✅ 直接替换📋 参考替代料（不在目录中）
PIC24EP32MC204-I/TL
✅ 直接替换✓ 有现货
$2.85 / 个
查看数据手册 →PIC24EP64GP204-I/TL
✅ 直接替换✓ 有现货
$4.65 / 个
查看数据手册 →PIC24EP512MC204-I/TL
✅ 直接替换✓ 有现货
$6.3 / 个
查看数据手册 →DSPIC33EP64MC504-I/PT
✅ 直接替换✓ 有现货
$3.55 / 个
查看数据手册 →PIC24EP64MC204-I/TL 最大额定值与电气特性
| Core Architecture | PIC24E (16-bit modified Harvard) |
| Maximum CPU Speed | 70 MIPS (60 MHz) |
| Program Memory (Flash) | 64 KB |
| Data Memory (SRAM) | 8 KB |
| Supply Voltage (VDD) | 3.0 V to 3.6 V |
| I/O Pins | 83 |
| Timers | 9 x 16-bit (27 timer channels) |
| High-Speed PWM | Up to 1.04 ns PWM resolution |
| ADC | 12-bit, 1.1 Msps |
| On-chip Op Amps | Yes (for current sensing) |
| 封装 | 44-pin TQFP (10x10 mm) |
| 工作温度 | -40C to +85C (Industrial) |
| USB | USB 2.0 FS/OTG |
| 安装类型 | Surface Mount |
| MSL 等级 | 3 (per Microchip packaging spec) |
| RoHS 状态 | Compliant |
PIC24EP64MC204-I/TL 引脚配置
| 引脚 1 | OSC1/CLKI — Crystal oscillator input or external clock input |
| 引脚 2 | OSC2/CLKO — Crystal oscillator output or clock output |
| 引脚 3 | AN0/VREF+/RA0 — Analog input 0 / positive voltage reference / I/O port A0 |
| 引脚 4 | AN1/RA1 — Analog input 1 / I/O port A1 |
| 引脚 5 | AN2/RA2 — Analog input 2 / I/O port A2 |
| 引脚 6 | AN3/RA3 — Analog input 3 / I/O port A3 |
| 引脚 7 | AN4/RA4 — Analog input 4 / I/O port A4 |
| 引脚 8 | AVDD — Analog supply voltage |
| 引脚 9 | AVSS — Analog ground |
| 引脚 10 | RB0 — I/O port B0 |
| 引脚 11 | RB1 — I/O port B1 |
| 引脚 12 | RB2 — I/O port B2 |
| 引脚 13 | RB3 — I/O port B3 |
| 引脚 14 | RB4 — I/O port B4 |
| 引脚 15 | RB5 — I/O port B5 |
| 引脚 16 | RB6 — I/O port B6 |
| 引脚 17 | RB7 — I/O port B7 |
| 引脚 18 | RB8 — I/O port B8 |
| 引脚 19 | RB9 — I/O port B9 |
| 引脚 20 | RB10 — I/O port B10 |
| 引脚 21 | RB11 — I/O port B11 |
| 引脚 22 | RB12 — I/O port B12 |
| 引脚 23 | RB13 — I/O port B13 |
| 引脚 24 | RB14 — I/O port B14 |
| 引脚 25 | RB15 — I/O port B15 |
| 引脚 26 | RC0 — I/O port C0 |
| 引脚 27 | RC1 — I/O port C1 |
| 引脚 28 | RC2 — I/O port C2 |
| 引脚 29 | RC3 — I/O port C3 |
| 引脚 30 | RC4 — I/O port C4 |
| 引脚 31 | RC5 — I/O port C5 |
| 引脚 32 | RC6 — I/O port C6 |
| 引脚 33 | RC7 — I/O port C7 |
| 引脚 34 | RC8 — I/O port C8 |
| 引脚 35 | RC9 — I/O port C9 |
| 引脚 36 | VDD — Digital supply voltage |
| 引脚 37 | VSS — Digital ground |
| 引脚 38 | RD0 — I/O port D0 |
| 引脚 39 | RD1 — I/O port D1 |
| 引脚 40 | RD2 — I/O port D2 |
| 引脚 41 | RD3 — I/O port D3 |
| 引脚 42 | RD4 — I/O port D4 |
| 引脚 43 | RD5 — I/O port D5 |
| 引脚 44 | RD6 — I/O port D6 |
典型应用
PIC24EP64MC204-I/TL 适用于 6 应用s: Field-Oriented Control (FOC) of PMSM Motors, Sensorless BLDC Compressor Drives, Industrial Servo and Stepper Control, Home Appliance Motor Management, Electric Vehicle Auxiliary Motor Control, Solar Micro-Inverter and Power Optimizer.
Field-Oriented Control (FOC) of PMSM Motors
The PIC24EP64MC204-I/TL is well suited for field-oriented control of permanent magnet synchronous motors. The 70 MIPS core executes Clarke and Park transforms plus PI control loops in under 10us, while the high-speed PWM with 1.04 ns resolution drives the three-phase inverter at 20 kHz switching with minimal dead-time distortion. On-chip op amps amplify shunt-resistor current signals directly into the ADC, eliminating external instrumentation amplifiers and reducing BOM cost. Engineers use this part for drone propulsion, e-bike traction, and industrial servo drives.
推荐
Sensorless BLDC Compressor Drives
For sensorless brushless DC motor control in HVAC and refrigeration compressors, the PIC24EP64MC204-I/TL provides the computational throughput to execute back-EMF zero-crossing detection in real time. The 9 general-purpose timers and the dedicated PWM module synchronize ADC sampling to the PWM center point, eliminating switching noise from current measurements. USB 2.0 FS/OTG enables direct compressor diagnostic upload to a service tool without an external interface IC. Reference designs from Microchip show complete sensorless BLDC algorithms fitting within 32 KB of Flash.
推荐
Industrial Servo and Stepper Control
Industrial servo drives benefit from the PIC24EP64MC204-I/TL integrated quadrature encoder interface and 1.1 Msps 12-bit ADC for closed-loop position and current control. The 83 I/O pins support multiple encoder inputs plus isolated communication ports (CAN, USB) without external I/O expanders. With 64 KB Flash and 8 KB RAM, the device stores multi-segment motion profiles and PID parameter tables for multi-axis synchronization. The industrial temperature rating (-40C to +85C) ensures operation in factory-floor enclosures.
推荐
Home Appliance Motor Management
Washing machines, dishwashers, and range hoods use the PIC24EP64MC204-I/TL for multi-motor coordination (drum, pump, fan). The internal op amps condition current-sense signals from multiple shunt resistors, while the high-speed PWM independently drives up to 4 motors or paired half-bridge outputs. The 3.0V-3.6V supply matches common 3.3V system rails, simplifying power architecture. Designers benefit from Microchip's pre-validated motor-control firmware libraries, accelerating time-to-market for consumer appliance products.
推荐
Electric Vehicle Auxiliary Motor Control
Electric vehicles use the PIC24EP64MC204-I/TL for auxiliary motor control in water pumps, oil pumps, and HVAC blowers. The CAN interface integrates seamlessly with the vehicle bus, while the 16-bit architecture provides deterministic response to bus events critical for functional safety. The internal op amps directly amplify low-side shunt current signals, eliminating external analog front-end components in space-constrained 12V automotive subsystems. The industrial temperature grade operates reliably in under-hood environments.
推荐
Solar Micro-Inverter and Power Optimizer
Solar micro-inverters and DC power optimizers leverage the PIC24EP64MC204-I/TL for MPPT (Maximum Power Point Tracking) and grid-tie synchronization. The 70 MIPS core executes perturb-and-observe or incremental conductance MPPT algorithms at 10 kHz update rates, while the high-speed PWM drives the DC-AC H-bridge. The 12-bit ADC samples panel voltage and current simultaneously with the PWM center-aligned sample trigger, minimizing switching noise. Built-in USB enables panel-level monitoring and firmware updates without additional interface ICs.
推荐
推荐产品汇总
工程参考数据： PIC24EP64MC204-I/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 | PIC24EP64MC204-I/PT | PIC24EP128MC204-I/TL | PIC24EP32MC204-I/TL | PIC24EP64GP204-I/TL | PIC24EP512MC204-I/TL | DSPIC33EP64MC504-I/PT |
|---|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 44-pin TQFP (10x10 mm) | 44-pin TQFP (10x10 mm) - same | 44-pin TQFP (10x10 mm) - same | 44-pin TQFP (10x10 mm) - same | 44-pin TQFP (10x10 mm) - same | 44-pin TQFP (10x10 mm) - same | 44-pin TQFP (10x10 mm) - same |
| CPU Speed (MIPS) | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS |
| Flash Memory | 64 KB | 64 KB | 128 KB | 32 KB | 64 KB | 512 KB | 64 KB |
| RAM | 8 KB | 8 KB | 16 KB | 4 KB | 8 KB | 48 KB | 8 KB |
| Motor-Control Peripherals | Yes (PWM + Op Amps) | Yes (PWM + Op Amps) | Yes (PWM + Op Amps) | Yes (PWM + Op Amps) | No (general-purpose) | Yes (PWM + Op Amps) | Yes (PWM + Op Amps + DSP) |
| DSP Engine | No | No | No | No | No | No | Yes |
| Internal Op Amps | Yes | Yes | Yes | Yes | No | Yes | Yes |
| Operating Temperature | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C |
关键差异点
- Internal op amps for current sensing （对比 PIC24EP64GP204-I/TL)
- Drop-in memory scalability （对比 PIC24EP32MC204-I/TL)
- Motor-control specific PWM （对比 PIC24EP64GP204-I/TL)
设计说明
Place decoupling capacitors (100 nF ceramic) as close as possible to every VDD/VSS pin pair. Add a bulk 10 uF tantalum or ceramic capacitor near the AVDD pin for ADC reference stability. Keep the analog ground (AVSS) and digital ground (VSS) connection single-point at the MCU to prevent digital switching noise from coupling into the analog inputs. Per Microchip's CE017 motor control reference design, separate ground planes for analog and digital sections improve ADC SNR by 6-10 dB.
Route PWM output traces away from analog signal traces (current sense, voltage sense) and keep them short to minimize parasitic inductance and ringing at the MOSFET gate. When using the internal op amps for current sensing, route the shunt-resistor traces as differential pairs to the op amp inputs. Place the shunt resistors in the return path of each phase leg with Kelvin connections to eliminate voltage drop errors in the ground trace.
Do not program the Flash above the rated endurance of 10,000 erase/write cycles for parameter storage. The Configuration bits must be set before any code execution; a missing configuration can cause the oscillator to fail startup. When using the internal op amps, ensure the PGA gain setting does not saturate the ADC input - the maximum input range is limited by AVDD. Finally, the USB D+/D- traces require 90 ohm differential impedance matching per USB 2.0 spec.
The PIC24EP64MC204-I/TL in the 44-pin TQFP package has a thermal resistance of approximately 50 C/W junction-to-ambient. At maximum 70 MIPS operation with all peripherals active, power dissipation is approximately 250 mW, producing a 12.5C junction rise above ambient - well within the 125C maximum. Add a copper thermal pad area on the PCB beneath the package if operating at sustained high temperatures above 70C ambient.
合规信息
Industrial temperature grade (-40C to +85C) - not AEC-Q100 automotive qualified. Choose PIC24EP64MC204-E/PT (extended -40C to +125C) for higher temperature, or PIC24EP64MC204-E/MV for AEC-Q100 Grade 0 automotive applications.