PIC32MK1024MCM100-I/PT - 120MHz MCU, 1MB Flash, Motor Control | Microchip
料号： PIC32MK1024MCM100-I/PT ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $13.33 | $13.33 |
| 10 | $12 | $120.00 |
| 100 | $10.67 | $1,067.00 |
| 500 | $9.45 | $4,725.00 |
| 1,000 | $8.4 | $8,400.00 |
PIC32MK1024MCM100-I/PT 概述
A 32-bit MCU (microcontroller unit) is a single-chip computer that integrates a 32-bit processor core, program and data memory, and a broad set of peripherals including timers, communication interfaces, and analog blocks. Within the semiconductor hierarchy, a microcontroller sits below microprocessors in raw compute power but above simple digital logic in integration density. The PIC32MK family extends the PIC32 architecture by adding a single-precision/double-precision Floating Point Unit (FPU), MicroMIPS compressed instruction mode (up to 40% smaller code), four 64-bit accumulators, and a single-cycle hardware MAC supporting saturating and fractional math — features that target DSP-grade signal processing typically required in field-oriented control (FOC) loops.
Key features include a 120 MHz core with DSP extensions, hardware ECC on Flash, dual-panel Flash supporting Live Update firmware upgrades, multiple 12-bit ADC modules suitable for current sensing in motor drives, dedicated motor-control PWM peripherals, USB Full-Speed, CAN-FD, and a rich mix of UART/SPI/I2C interfaces. Operating voltage spans 2.3 V to 3.6 V (commonly 2.5 V/3.3 V rails) and the industrial temperature range is -40 °C to +85 °C.
Architecturally, the device pairs a Harvard-style bus with tightly-coupled SRAM, enabling deterministic interrupt latency critical for tight current-control loops. The dual-panel Flash allows simultaneous read-while-write, enabling Live Update field firmware replacement without downtime — an important reliability feature for industrial and IIoT systems that cannot be taken offline.
Typical applications include brushless DC (BLDC) and permanent-magnet synchronous motor (PMSM) drives, industrial PLCs, multi-channel data acquisition, predictive maintenance sensor hubs, and IIoT edge nodes requiring on-chip DSP, FPU and CAN-FD communication.
When designing with this MCU, allocate sufficient PCB area for the 12x12 mm TQFP footprint and ensure decoupling is placed close to all VDD/VSS pairs. Choose the -I/PT industrial variant for commercial/industrial use, or step up to the -E/PT extended-temperature variant for harsh environments.
This page synthesizes distributor pricing, drop-in alternatives from the PIC32MK and PIC32CM families, and practical design notes not aggregated on the manufacturer datasheet front page.
直接替换替代料： PIC32MK1024MCM100-I/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： PIC32MK1024MCM100-I/PT （相同外形与封装尺寸） ——差异在于 ADC, Package, Core Architecture, Program Memory (Flash), Operating Temperature.
快速对比工具——选择替代料号进行并排对比：
PIC32MK1024MCM100T-I/PT
✅ 直接替换✓ 有现货
$5.82 / 个
查看数据手册 →PIC32MK1024MCF100-I/PT
✅ 直接替换📋 参考替代料（不在目录中）
PIC32MK1024MCM064-I/PT
✅ 直接替换✓ 有现货
$9.05 / 个
查看数据手册 →PIC32MK1024GPG100-I/PT
✅ 直接替换📋 参考替代料（不在目录中）
DSPIC33EP512MU810-I/PT
✅ 直接替换✓ 有现货
$7.78 / 个
查看数据手册 →PIC32MK1024MCM100-I/PT 最大额定值与电气特性
| Core Architecture | MIPS32 microAptiv |
| Core Width | 32-bit |
| Maximum CPU Clock | 120 MHz |
| Program Memory (Flash) | 1 MB (1M x 8) with hardware ECC |
| SRAM | 256 KB |
| FPU | Single and double precision |
| DSP Extensions | 4 x 64-bit accumulators, single-cycle MAC, saturating/fractional math |
| Operating Voltage Range | 2.3 V to 3.6 V |
| 工作温度范围 | -40 °C to +85 °C (industrial) |
| 封装 | 100-pin TQFP (12 x 12 mm) |
| 安装类型 | Surface Mount |
| ADC | 12-bit, multiple modules for motor control current sensing |
| Communication Interfaces | USB Full-Speed, CAN-FD, UART, SPI, I2C |
| Motor Control PWMs | Dedicated motor-control PWM peripherals |
| Live Update Flash | Dual-panel Flash supporting read-while-write |
| RoHS 状态 | Compliant |
PIC32MK1024MCM100-I/PT 100-pin tqfp (12 x 12 mm) 引脚配置指南
PIC32MK1024MCM100-I/PT（100-pin tqfp (12 x 12 mm) 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： PIC32MK1024MCM100-I/PT.
请参阅 数据手册 以查看完整引脚配置。
典型应用
PIC32MK1024MCM100-I/PT 适用于 6 应用s: Brushless DC (BLDC) Motor Drive, Permanent Magnet Synchronous Motor (PMSM) Servo Drive, Industrial PLC and Programmable Logic Controller, Multi-Channel Data Acquisition System, IIoT Edge Node with Predictive Maintenance, Automotive Body and Chassis Module.
Brushless DC (BLDC) Motor Drive
The PIC32MK1024MCM100-I/PT is purpose-built for BLDC motor control with on-chip dedicated motor-control PWMs that generate complementary 3-phase outputs with programmable dead-time and fault inputs. The 120 MHz microAptiv core executes field-oriented control (FOC) math in single-cycle hardware MAC plus single/double-precision FPU, sustaining current-loop rates well under 10 µs. Multiple 12-bit ADC modules sample phase currents simultaneously for sensorless and sensored BLDC commutation. The 1 MB ECC Flash holds full FOC libraries and the 256 KB SRAM keeps lookup tables for sine/cosine and SVM. Live Update dual-panel Flash enables in-field firmware upgrades without stopping the motor.
推荐
Permanent Magnet Synchronous Motor (PMSM) Servo Drive
The PIC32MK1024MCM100-I/PT runs PMSM servo loops with deterministic interrupt latency from its Harvard bus and tightly-coupled SRAM, achieving sub-µs torque-loop updates at 120 MHz. The hardware FPU handles Park/Clarke transforms in floating point without integer scaling losses. CAN-FD on-chip streams real-time torque, position, and telemetry data to the industrial controller. USB Full-Speed provides a debug/service channel during commissioning. Industrial -40 °C to +85 °C temperature grade supports factory-floor cabinets.
推荐
Industrial PLC and Programmable Logic Controller
The PIC32MK1024MCM100-I/PT fits mid-range industrial PLCs with 1 MB ECC Flash for IEC 61131-3 ladder/structured-text programs and 256 KB SRAM for runtime data and scan tables. The on-chip 12-bit ADCs read analog process variables (pressure, flow, temperature) and the dedicated PWMs drive analog-output rails. CAN-FD and UART/SPI/I2C interfaces connect to distributed I/O slices and HMIs. Hardware ECC on Flash ensures long-term reliability in unattended plant installations.
推荐
Multi-Channel Data Acquisition System
The PIC32MK1024MCM100-I/PT powers multi-channel industrial data acquisition systems, using multiple 12-bit ADC modules to sample voltages, currents, and sensor signals simultaneously without external multiplexing. The 120 MHz core buffers and packetizes samples to USB Full-Speed for real-time host logging or to CAN-FD for distributed sensor aggregation. The 1 MB Flash stores calibration coefficients and the 256 KB SRAM buffers DMA transfers, preventing sample loss during network congestion.
推荐
IIoT Edge Node with Predictive Maintenance
The PIC32MK1024MCM100-I/PT is an excellent IIoT edge node for predictive maintenance, leveraging its DSP/MAC engine to run vibration FFTs and RMS calculations directly on vibration and acoustic sensor streams. The 12-bit ADC captures multi-axis accelerometer data, while the FPU speeds up spectral analysis and anomaly detection. CAN-FD streams alerts upstream to the plant historian, and USB Full-Speed supports local config/diagnostics. Industrial temperature grade supports unconditioned cabinet deployment.
推荐
Automotive Body and Chassis Module
Although not AEC-Q100 qualified itself, the PIC32MK1024MCM100-I/PT is widely used in non-safety automotive body and chassis modules such as HVAC actuators, seat controllers, and lighting drivers where CAN-FD communication to the vehicle bus is required. The 120 MHz MIPS32 core runs Body Control Module firmware, the dedicated PWMs drive motors and LED strings, and the USB interface supports OEM diagnostics during assembly. For AEC-Q100-qualified automotive applications, Microchip offers PIC32MK Q1 variants.
推荐
推荐产品汇总
工程参考数据： PIC32MK1024MCM100-I/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 | PIC32MK1024MCM100T-I/PT | PIC32MK1024MCF100-I/PT | PIC32MK1024MCM064-I/PT | PIC32MK1024GPG100-I/PT | DSPIC33EP512MU810-I/PT |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 100-pin TQFP (12x12 mm) | 100-pin TQFP (12x12 mm) - same | 100-pin TQFP (12x12 mm) - same | 100-pin TQFP (12x12 mm) - same | 100-pin TQFP (12x12 mm) - same | 100-pin TQFP (12x12 mm) - same |
| Core | MIPS32 microAptiv 32-bit | MIPS32 microAptiv 32-bit | MIPS32 microAptiv 32-bit | MIPS32 microAptiv 32-bit | MIPS32 microAptiv 32-bit | dsPIC 16-bit DSC |
| Max Clock | 120 MHz | 120 MHz | 120 MHz | 120 MHz | 120 MHz | 70 MHz |
| Flash | 1 MB ECC | 1 MB ECC | 1 MB ECC | 64 KB | 1 MB ECC | 512 KB |
| SRAM | 256 KB | 256 KB | 256 KB | 64 KB | 256 KB | 48 KB |
| FPU | Yes (single/double precision) | Yes (single/double precision) | Yes (single/double precision) | Yes (single/double precision) | Yes (single/double precision) | No (integer DSP) |
| CAN-FD | Yes | Yes | Yes | Yes | Yes | No (CAN 2.0B only) |
| Operating Voltage | 2.3 V to 3.6 V | 2.3 V to 3.6 V | 2.3 V to 3.6 V | 2.3 V to 3.6 V | 2.3 V to 3.6 V | 3.0 V to 3.6 V |
关键差异点
- Highest Flash density in the 100-pin PIC32MK TQFP family （对比 PIC32MK1024MCM064-I/PT)
- 32-bit MIPS core with hardware FPU versus 16-bit dsPIC DSC （对比 DSPIC33EP512MU810-I/PT)
- Live Update dual-panel Flash for in-field firmware upgrades （对比 PIC32MK1024MCF100-I/PT)
设计说明
Decoupling is critical for the PIC32MK1024MCM100-I/PT. Place a 100 nF X7R ceramic capacitor on every VDD/VSS pin pair within 3 mm of the pin, plus one 4.7 µF bulk capacitor per voltage rail. Add a 10 µF tantalum or polymer bulk near the MCU. Insufficient decoupling causes ADC noise and PWM jitter. Use a ferrite bead on AVDD to isolate analog supply noise from switching PWMs and CAN-FD transients.
Estimated: at maximum 120 MHz clock and 3.6 V supply, the PIC32MK1024MCM100-I/PT core current reaches roughly 80 mA (288 mW). The 100-pin TQFP has theta_JA around 50 °C/W on a 4-layer JEDEC test PCB, producing a 14 °C temperature rise. Industrial -40 °C to +85 °C ambient rating provides ample margin, but in sealed enclosures we recommend thermal vias under the exposed pad and at least 4-layer copper pours. Verify with thermocouple in worst-case duty cycle.
The 100-pin TQFP (12x12 mm) has 0.5 mm pitch leads — solder paste stencil aperture should be 0.4 mm wide with 100 µm thickness for reliable reflow. Place all 100 pins on top copper and route out on inner layers for short stub-free traces. Avoid placing the MCU near switching power inductors; motor-control applications should keep the MCU 30 mm away from the gate-driver switching node to avoid PWM-edge noise coupling into ADC samples.
Do not confuse the I/PT industrial grade with the E/PT extended-temperature grade when ordering — the latter runs -40 °C to +125 °C but may have different test coverage. Always configure the unused I/O pins as outputs (not inputs) to avoid floating-pin current leakage on industrial boards. The dual-panel Live Update Flash requires firmware to follow Microchip's BTLD (Bootloader) guidelines; jumping between panels without proper bank-switching can brick the device.
合规信息
RoHS compliant per LCSC and JLCPCB listings. Industrial -40 °C to +85 °C grade but not AEC-Q100 qualified for automotive safety; Microchip offers PIC32MK Q1 variants separately for AEC-Q100 requirements.