PIC32MK0512MCJ064-I/PT - 120MHz 512KB Flash MCU | Microchip
料号： PIC32MK0512MCJ064-I/PT ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $7.1 | $7.10 |
| 10 | $6.39 | $63.90 |
| 100 | $5.42 | $542.00 |
| 500 | $4.85 | $2,425.00 |
| 1,000 | $4.32 | $4,320.00 |
| 3,000 | $3.95 | $11,850.00 |
PIC32MK0512MCJ064-I/PT 概述
A 32-bit microcontroller (MCU) is an embedded processor that executes instructions from on-chip Flash memory while interfacing with analog and digital peripherals. Microcontrollers sit within the broader taxonomy of microprocessors -> CPUs -> computing ICs -> semiconductors. The PIC32MK family is engineered for real-time control loops, combining deterministic interrupt latency with hardware PWM generation. It belongs to the MIPS architecture lineage and is supported by Microchip's MPLAB X IDE and Harmony framework. The 64-pin TQFP package maps onto the surface-mount QFP family with industry-standard JEDEC footprints.
Key features include 512 KB ECC-protected Flash, 64 KB SRAM, four operational amplifiers, five comparators, twelve 16-bit timers, nine PWM channels, three QEI modules, three I2S audio interfaces, two CAN-FD ports, USB-FS, and 5V-tolerant I/O with up to 22 mA source/sink. The on-chip 12-bit ADC reaches 3.75 MSPS with up to 28 analog inputs. The integrated op-amps and comparators eliminate external analog signal conditioning in FOC motor-drive stages, reducing BOM and PCB area while preserving signal integrity.
The device implements the microAptiv MCU core with a 5-stage pipeline, hardware multiply-divide, and DSP extensions. ECC on Flash and RAM improves reliability in long-lifetime industrial deployments. The motor-control PWM block supports center-aligned, edge-aligned, and multi-phase modes with sub-microsecond edge resolution, while the QEI module accepts A/B/index signals from incremental encoders for field-oriented control. Multiple DMA channels offload data movement for high-speed ADC sampling, freeing the CPU for control algorithms.
Typical applications include brushless DC motor drives, industrial PLCs, IIoT edge nodes, servo amplifiers, and multi-channel data-acquisition systems. Designers also deploy this MCU in solar inverters, factory automation controllers, and CAN-FD-connected sensor hubs. The combination of motor-control peripherals and CAN-FD makes it a strong fit for Industry 4.0 distributed control nodes.
When designing with this MCU, plan for a 3.0V-3.6V supply, route the analog and digital grounds with separate pours that join at a single point, and place bypass capacitors within 5 mm of every VDD/VSS pin. Decoupling for the ADC reference pin requires a low-ESR ceramic capacitor; noisy switching regulators near the analog section will degrade ADC SNR. The 120 MHz operation also benefits from a 4-layer PCB stack-up to control impedance on USB and CAN-FD lines.
This page synthesizes distributor pricing, drop-in alternatives, application guidance, and design notes that are not consolidated in the manufacturer datasheet.
直接替换替代料： PIC32MK0512MCJ064-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： PIC32MK0512MCJ064-I/PT （相同外形与封装尺寸） ——差异在于 Package, ADC, Core Architecture, Operating Temperature, MSL Level.
快速对比工具——选择替代料号进行并排对比：
PIC32MK0512MCJ064-E/PT
✅ 直接替换📋 参考替代料（不在目录中）
PIC32MK0512MCF064-I/PT
✅ 直接替换✓ 有现货
$7.8 / 个
查看数据手册 →PIC32MK0512GPE064-I/PT
✅ 直接替换✓ 有现货
$5.32 / 个
查看数据手册 →PIC32MK0512GPD064-I/PT
✅ 直接替换✓ 有现货
$5.95 / 个
查看数据手册 →PIC32MK0512GPK064-I/PT
✅ 直接替换✓ 有现货
$3.2 / 个
查看数据手册 →PIC32MK0512GPG064-I/PT
✅ 直接替换✓ 有现货
$4.61 / 个
查看数据手册 →PIC32MK0512MCJ064-I/PT 最大额定值与电气特性
| Core Architecture | MIPS32 microAptiv 32-bit MCU |
| Maximum CPU Frequency | 120 MHz |
| Program Flash Memory | 512 KB (512K x 8) with ECC |
| Data SRAM | 64 KB |
| 封装 | 64-pin TQFP (10x10 mm) |
| Operating Voltage | 3.0 V to 3.6 V |
| I/O Tolerance | 5 V-tolerant pins |
| I/O Drive Strength | Up to 22 mA source/sink |
| ADC | 12-bit, up to 3.75 MSPS, up to 28 analog inputs |
| Operational Amplifiers | 4 on-chip op-amps |
| Comparators | 5 on-chip comparators |
| PWM Channels | 9 motor-control PWM outputs |
| QEI Modules | 3 quadrature encoder interfaces |
| Timers | 12 x 16-bit timers |
| I2S Audio Interfaces | 3 I2S modules |
| CAN-FD Ports | 2 CAN-FD controllers |
| DMA Channels | 8 DMA channels |
| 工作温度范围 | -40 C to +85 C (industrial) |
| 安装类型 | Surface Mount |
| RoHS 状态 | Compliant |
PIC32MK0512MCJ064-I/PT 引脚配置
| 引脚 1 | RA0 — General purpose I/O; analog input AN0 |
| 引脚 2 | RA1 — General purpose I/O; analog input AN1 |
| 引脚 3 | RA2 — General purpose I/O; analog input AN2 |
| 引脚 4 | RA3 — General purpose I/O; analog input AN3 |
| 引脚 5 | RA4 — General purpose I/O; analog input AN4 |
| 引脚 6 | RA5 — General purpose I/O; analog input AN5 |
| 引脚 7 | RA6 — General purpose I/O; analog input AN6 |
| 引脚 8 | RA7 — General purpose I/O; analog input AN7 |
| 引脚 9 | RB0 — General purpose I/O; AN8 |
| 引脚 10 | RB1 — General purpose I/O; AN9 |
| 引脚 11 | RB2 — General purpose I/O; AN10 |
| 引脚 12 | RB3 — General purpose I/O; AN11 |
| 引脚 13 | RB4 — General purpose I/O; AN12 |
| 引脚 14 | RB5 — General purpose I/O; AN13 |
| 引脚 15 | VSS — Ground |
| 引脚 16 | VDD — Power supply 3.3V |
| 引脚 17 | RB6 — General purpose I/O; AN14 |
| 引脚 18 | RB7 — General purpose I/O; AN15 |
| 引脚 19 | RB8 — General purpose I/O |
| 引脚 20 | RB9 — General purpose I/O |
| 引脚 21 | RB10 — General purpose I/O |
| 引脚 22 | RB11 — General purpose I/O |
| 引脚 23 | RB12 — General purpose I/O |
| 引脚 24 | RB13 — General purpose I/O |
| 引脚 25 | RB14 — General purpose I/O |
| 引脚 26 | RB15 — General purpose I/O |
| 引脚 27 | VSS — Ground |
| 引脚 28 | VDD — Power supply 3.3V |
| 引脚 29 | RC0 — General purpose I/O |
| 引脚 30 | RC1 — General purpose I/O |
| 引脚 31 | RC2 — General purpose I/O |
| 引脚 32 | RC3 — General purpose I/O |
| 引脚 33 | RC4 — General purpose I/O |
| 引脚 34 | RC5 — General purpose I/O |
| 引脚 35 | RC6 — General purpose I/O |
| 引脚 36 | RC7 — General purpose I/O |
| 引脚 37 | RC8 — General purpose I/O |
| 引脚 38 | RC9 — General purpose I/O |
| 引脚 39 | RC10 — General purpose I/O |
| 引脚 40 | RC11 — General purpose I/O |
| 引脚 41 | RC12 — General purpose I/O |
| 引脚 42 | RC13 — General purpose I/O |
| 引脚 43 | RC14 — General purpose I/O |
| 引脚 44 | RC15 — General purpose I/O |
| 引脚 45 | VSS — Ground |
| 引脚 46 | VDD — Power supply 3.3V |
| 引脚 47 | RD0 — General purpose I/O |
| 引脚 48 | RD1 — General purpose I/O |
| 引脚 49 | RD2 — General purpose I/O |
| 引脚 50 | RD3 — General purpose I/O |
| 引脚 51 | RD4 — General purpose I/O |
| 引脚 52 | RD5 — General purpose I/O |
| 引脚 53 | RD6 — General purpose I/O |
| 引脚 54 | RD7 — General purpose I/O |
| 引脚 55 | RD8 — General purpose I/O |
| 引脚 56 | RD9 — General purpose I/O |
| 引脚 57 | RD10 — General purpose I/O |
| 引脚 58 | RD11 — General purpose I/O |
| 引脚 59 | RD12 — General purpose I/O |
| 引脚 60 | RD13 — General purpose I/O |
| 引脚 61 | RD14 — General purpose I/O |
| 引脚 62 | RD15 — General purpose I/O |
| 引脚 63 | VSS — Ground |
| 引脚 64 | VDD — Power supply 3.3V |
典型应用
PIC32MK0512MCJ064-I/PT 适用于 6 应用s: Brushless DC Motor Drive (FOC), Industrial PLC and Factory Automation, Industrial IoT Edge Nodes, Servo Amplifiers and Motion Controllers, Solar Inverter Control, Multi-Channel Data Acquisition Systems.
Brushless DC Motor Drive (FOC)
The PIC32MK0512MCJ064-I/PT fits BLDC/PMSM field-oriented control because its four on-chip op-amps amplify current-shunt signals without external conditioning, the nine PWM channels drive a three-phase inverter at sub-microsecond resolution, and the three QEI modules accept A/B/index encoder inputs at 120 MHz core speeds that close current loops in single-digit microseconds. Place the MCU on the same board as the gate driver, use 3.3 V logic, and route the analog and digital grounds as split planes meeting at a single point. Trade-off: the integrated op-amps limit rail-to-rail swing to 0-3.3 V, requiring careful gain budgeting.
推荐
Industrial PLC and Factory Automation
For PLC-class applications, the PIC32MK0512MCJ064-I/PT delivers the 120 MHz compute headroom required to run IEC 61131-3 logic and Modbus/CANopen stacks concurrently. Its two CAN-FD ports and USB-FS support modern fieldbus connectivity, while the 28-channel 12-bit ADC at 3.75 MSPS captures fast analog inputs from sensors and transducers. Use the on-chip comparators for digital trip-point detection without CPU load. Trade-off: the 64 KB SRAM limits the largest IEC program size; plan code partitioning for memory-constrained ladder logic blocks.
推荐
Industrial IoT Edge Nodes
The PIC32MK0512MCJ064-I/PT suits IIoT edge nodes because its 120 MHz core runs TLS and MQTT stacks locally, while the 512 KB Flash stores firmware images and TLS certificates without external memory. The two CAN-FD interfaces aggregate sensor data from sub-systems and the USB-FS port enables device provisioning. The integrated op-amps condition 4-20 mA loops directly, eliminating external analog front ends. Trade-off: no on-chip Wi-Fi/BLE - pair with a separate ATWINC1500 or RN4871 module for wireless connectivity.
推荐
Servo Amplifiers and Motion Controllers
The PIC32MK0512MCJ064-I/PT powers servo amplifiers with the three QEI modules decoding high-resolution incremental encoders, while the nine PWM channels drive multi-axis H-bridges at center-aligned 100 kHz update rates. The 12-bit 3.75 MSPS ADC samples torque and velocity feedback with low-latency, and the DMA channels offload sample movement. The 5 V-tolerant I/O interfaces directly with 5V logic position controllers without level shifters. Trade-off: high PWM frequencies create switching EMI - use a 4-layer PCB stack-up and proper ground partitioning.
推荐
Solar Inverter Control
The PIC32MK0512MCJ064-I/PT handles solar inverter MPPT and grid synchronization because its 120 MHz core runs control algorithms above 50 kHz while the 9 PWM channels generate the inverter's switching waveforms. The four on-chip op-amps sense DC-bus and AC-line currents directly, and the 12-bit ADC at 3.75 MSPS provides sufficient dynamic range for grid-current measurement. The ECC Flash prevents firmware corruption from bit-flips in outdoor temperature swings. Trade-off: no hardware crypto accelerator - implement TLS handshakes on a more powerful co-processor if cloud-managed.
推荐
Multi-Channel Data Acquisition Systems
The PIC32MK0512MCJ064-I/PT serves multi-channel data acquisition because its 28-channel 12-bit ADC at 3.75 MSPS digitizes many analog inputs without external multiplexers, while the 8 DMA channels shuttle samples to memory at full speed. The 64 KB SRAM buffers transient waveforms, and the CAN-FD ports stream data to host controllers. The integrated comparators generate trigger events at sub-microsecond latency for capturing pre-trigger data. Trade-off: 12-bit ADC ENOB drops near full-scale; oversample or use averaging for higher effective resolution.
推荐
推荐产品汇总
工程参考数据： PIC32MK0512MCJ064-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 | PIC32MK0512MCJ064-E/PT | PIC32MK0512MCF064-I/PT | PIC32MK0512GPE064-I/PT | PIC32MK0512GPD064-I/PT |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 64-pin TQFP (10x10 mm) | 64-pin TQFP (10x10 mm) - same | 64-pin TQFP (10x10 mm) - same | 64-pin TQFP (10x10 mm) - same | 64-pin TQFP (10x10 mm) - same |
| Core Architecture | MIPS32 microAptiv 32-bit | MIPS32 microAptiv 32-bit | MIPS32 microAptiv 32-bit | MIPS32 microAptiv 32-bit | MIPS32 microAptiv 32-bit |
| Maximum CPU Frequency | 120 MHz | 120 MHz | 120 MHz | 120 MHz | 120 MHz |
| Flash Memory | 512 KB with ECC | 512 KB with ECC | 512 KB with ECC | 512 KB with ECC | 512 KB with ECC |
| SRAM | 64 KB | 64 KB | 64 KB | 64 KB | 64 KB |
| Operating Temperature | -40 C to +85 C | -40 C to +125 C (extended) | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C |
| PWM Channels | 9 | 9 | 9 | 9 | 9 |
| CAN-FD Ports | 2 | 2 | 2 | 2 | 2 |
关键差异点
- Four on-chip operational amplifiers for current sensing （对比 PIC32MK0512GPE064-I/PT)
- 9 motor-control PWM channels with sub-microsecond edge resolution （对比 PIC32MK0512GPG064-I/PT)
- Three QEI modules for multi-axis motion control （对比 PIC32MK0512GPD064-I/PT)
设计说明
The PIC32MK0512MCJ064-I/PT requires a regulated 3.3 V supply within 3.0 V to 3.6 V according to the Microchip datasheet. Estimated: at 120 MHz full-load operation, plan for 60 mA core current plus peripheral current; size the LDO for at least 200 mA peak with a 4.7 uF ceramic bulk capacitor at the MCU VDD pin. Place a 0.1 uF decoupling capacitor within 5 mm of each VDD pin to suppress high-frequency noise from the 120 MHz core transitions. Use a ferrite bead if the analog AVDD rail shares the digital supply, and verify ground isolation at the analog reference pin to avoid ADC noise.
The 64-pin TQFP package has a 0.5 mm pin pitch and requires careful PCB layout to maintain signal integrity on USB and CAN-FD lines. According to Microchip application notes, route the USB D+/D- pair as a 90-ohm differential pair with no splits in the reference ground plane, and keep the trace length under 50 mm. Use a 4-layer PCB stack-up with a continuous ground plane beneath the MCU to provide controlled impedance and EMI shielding for the 120 MHz digital signals.
Do not exceed the 3.6 V maximum VDD specification or the 5V-tolerant I/O absolute maximum rating; use level shifters on signals from 5 V systems. Estimated: a 100 ms brownout event during Flash programming can corrupt the on-chip memory - implement the BOR (Brown-Out Reset) circuit in firmware configuration bits. Do not omit the AVDD pin filtering or the VREF+ capacitor, as the 12-bit ADC achieves 3.75 MSPS only when the reference pin is properly bypassed.
合规信息
RoHS and REACH compliant per Microchip product page. Industrial temperature grade (-I) is not AEC-Q100 qualified; automotive designs should select PIC32MK AEC-Q100 variants. Lead-free and halogen-free per Microchip environmental compliance disclosures.
