PIC32MK1024MCM064-I/PT - 120MHz, 1MB Flash MCU | Microchip
MPN: PIC32MK1024MCM064-I/PT ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $12.45 | $12.45 |
| 10 | $11.86 | $118.60 |
| 100 | $10.92 | $1,092.00 |
| 500 | $9.84 | $4,920.00 |
| 1,000 | $9.05 | $9,050.00 |
PIC32MK1024MCM064-I/PT Overview
A 32-bit microcontroller (MCU) is a microprocessor core with on-chip Flash, RAM, and peripherals such as ADC, timers, and communication blocks, packaged in a single IC. Microcontrollers belong to the broader class of embedded processors and form the top of the embedded control hierarchy: microcontroller -> embedded processor -> semiconductor IC. The PIC32MK family sits at the high-performance end of Microchip's 32-bit MCU lineup, designed for motor control, industrial control, and Industrial Internet of Things (IIoT) applications.
Key features of the PIC32MK1024MCM064-I/PT include 1 MB ECC-protected Flash for safety-critical firmware, 256 KB SRAM with 4 KB backup RAM, an integrated DSP engine with FPU, multiple high-speed 12-bit ADC modules suitable for motor-current sampling, and communication peripherals including USB FS, CAN-FD, UART, SPI, and I2C. The device supports 2.3V to 3.6V single-supply operation and an industrial -40C to +85C temperature range.
Architecturally, the PIC32MK uses a 5-stage pipeline microAptiv core with hardware multiply/divide, dual-issue DSP extensions, and tightly-coupled peripherals that deliver deterministic interrupt latency. The FPU handles single and double-precision IEEE-754 math natively, freeing the core for control loops, while the ECC Flash and parity-protected SRAM simplify functional-safety certification paths for IEC 60730 and similar standards.
Typical applications include industrial motor drives (BLDC, PMSM, ACIM), solar inverters, PLCs, factory automation controllers, multi-channel data loggers, and IIoT edge nodes. The combination of FPU, DSP MAC, and motor-control PWMs makes this MCU particularly well-suited to sensorless FOC firmware libraries distributed by Microchip.
When designing with this part, provide a low-impedance 3.3V rail with bulk and 100 nF decoupling near each VDD pin pair, and reserve an unconnected trace from the MCLR pin to a debugger. Plan ADC sampling timing around the 12-bit SAR conversion rate and add an external watchdog if the application must survive firmware lock-ups. This page synthesizes distributor pricing, same-family drop-in variants, and motor-control design notes not collected in a single manufacturer document.
Drop-in alternatives for PIC32MK1024MCM064-I/PT — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with PIC32MK1024MCM064-I/PT (same form factor and footprint) — differing in ADC, Package, Operating Temperature, Program Memory (Flash), SRAM.
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View Datasheet →PIC32MK1024MCM064-I/PT Maximum Ratings & Electrical Characteristics
| Core Architecture | MIPS32 microAptiv |
| Core Features | FPU, DSP, MicroMIPS mode, 4x 64-bit accumulators, single-cycle MAC |
| Maximum CPU Clock | 120 MHz |
| Program Memory (Flash) | 1 MB (1M x 8), ECC protected |
| Data Memory (SRAM) | 256 KB |
| Backup RAM | 4 KB |
| Supply Voltage (VDD) | 2.3 V to 3.6 V |
| Operating Temperature | -40 C to +85 C (Industrial, I grade) |
| Package | 64-pin TQFP (10x10 mm) |
| ADC | 12-bit SAR, multiple modules |
| Communication | USB FS, CAN-FD, UART, SPI, I2C |
| Motor Control PWM | Dedicated PWM peripherals for FOC drives |
| Mounting Type | Surface Mount |
| MSL Level | MSL3 (per JEDEC J-STD-020) |
| RoHS Status | Compliant |
PIC32MK1024MCM064-I/PT Pin Configuration
| Pin 1 | RPB15/REFO — GPIO / Reference clock output |
| Pin 2 | VDD — Supply voltage 2.3V-3.6V |
| Pin 3 | MCLR — Master clear reset (active low) |
| Pin 4 | OSC1/CLKI — Crystal oscillator input or external clock |
| Pin 5 | OSC2/CLKO — Crystal oscillator output |
| Pin 6 | VSS — Ground |
| Pin 7 | RPB0/PWM1H — GPIO / Motor-control PWM output high |
| Pin 8 | RPB1/PWM1L — GPIO / Motor-control PWM output low |
| Pin 9 | RPB2 — GPIO |
| Pin 10 | RPB3 — GPIO |
| Pin 11 | RPB4 — GPIO |
| Pin 12 | RPB5/USBID — GPIO / USB ID pin |
| Pin 13 | VDD — Supply voltage |
| Pin 14 | VSS — Ground |
| Pin 15 | RPA0 — GPIO |
| Pin 16 | RPA1 — GPIO |
| Pin 17 | RPA2 — GPIO |
| Pin 18 | RPA3 — GPIO |
| Pin 19 | RPA4 — GPIO |
| Pin 20 | RPA5 — GPIO |
| Pin 21 | VDD — Supply voltage |
| Pin 22 | VSS — Ground |
| Pin 23 | RPC0 — GPIO |
| Pin 24 | RPC1 — GPIO |
| Pin 25 | RPC2 — GPIO |
| Pin 26 | RPC3 — GPIO |
| Pin 27 | RPC4 — GPIO |
| Pin 28 | RPC5 — GPIO |
| Pin 29 | RPC6 — GPIO |
| Pin 30 | RPC7 — GPIO |
| Pin 31 | VDD — Supply voltage |
| Pin 32 | VSS — Ground |
| Pin 33 | AN0/RPD0 — Analog input 0 / GPIO |
| Pin 34 | AN1/RPD1 — Analog input 1 / GPIO |
| Pin 35 | AN2/RPD2 — Analog input 2 / GPIO |
| Pin 36 | AN3/RPD3 — Analog input 3 / GPIO |
| Pin 37 | AN4/RPD4 — Analog input 4 / GPIO |
| Pin 38 | AN5/RPD5 — Analog input 5 / GPIO |
| Pin 39 | VDD — Supply voltage |
| Pin 40 | VSS — Ground |
| Pin 41 | AN6/RPD6 — Analog input 6 / GPIO |
| Pin 42 | AN7/RPD7 — Analog input 7 / GPIO |
| Pin 43 | AN8/RPD8 — Analog input 8 / GPIO |
| Pin 44 | AN9/RPD9 — Analog input 9 / GPIO |
| Pin 45 | AN10/RPD10 — Analog input 10 / GPIO |
| Pin 46 | AN11/RPD11 — Analog input 11 / GPIO |
| Pin 47 | VDD — Supply voltage |
| Pin 48 | VSS — Ground |
| Pin 49 | AN12/RPD12 — Analog input 12 / GPIO |
| Pin 50 | AN13/RPD13 — Analog input 13 / GPIO |
| Pin 51 | AN14/RPD14 — Analog input 14 / GPIO |
| Pin 52 | AN15/RPD15 — Analog input 15 / GPIO |
| Pin 53 | RPE0/PWM2H — GPIO / Motor-control PWM 2 high |
| Pin 54 | RPE1/PWM2L — GPIO / Motor-control PWM 2 low |
| Pin 55 | RPE2 — GPIO |
| Pin 56 | RPE3 — GPIO |
| Pin 57 | VDD — Supply voltage |
| Pin 58 | VSS — Ground |
| Pin 59 | RPE4/USB D- — GPIO / USB Full-Speed D- |
| Pin 60 | RPE5/USB D+ — GPIO / USB Full-Speed D+ |
| Pin 61 | RPE6 — GPIO |
| Pin 62 | RPE7 — GPIO |
| Pin 63 | RPE8 — GPIO |
| Pin 64 | RPE9 — GPIO |
Typical Applications
PIC32MK1024MCM064-I/PT is suitable for 6 applications: BLDC and PMSM Motor Control, Industrial PLC and Factory Automation, Industrial IoT Edge Nodes, Solar Inverter and Power Conversion, Multi-Channel Data Acquisition Systems, Automotive Body and Chassis Modules.
BLDC and PMSM Motor Control
The PIC32MK1024MCM064-I/PT is engineered for field-oriented control of BLDC, PMSM, and AC induction motors at industrial power levels. Its hardware FPU executes park/Clarke/sin-cos transforms in single-digit microseconds, while the dual-issue DSP MAC runs sensorless observers and Sliding-Mode estimators inside the PWM interrupt. The 12-bit ADC modules sample phase currents at >1 MSPS with simultaneous triggering from the motor-control PWM, and the dedicated PWM peripherals deliver center-aligned complementary outputs with dead-band insertion and fault shut-down. With 1 MB of ECC Flash the firmware can host both the FOC library and a CANopen or EtherCAT slave stack on a single chip, reducing BOM cost for servo and variable-frequency-drive designs.
Recommended
Industrial PLC and Factory Automation
In PLC and factory-automation controllers the PIC32MK1024MCM064-I/PT acts as the main logic solver, leveraging its 120 MHz MIPS32 core to execute IEC 61131-3 task scheduling and ladder/logic interpretation in real time. The 256 KB SRAM holds multiple PID loops, while 1 MB ECC Flash stores the application program plus a bootloader for safe firmware updates over CAN-FD or UART. USB Full-Speed supports HMI panel or programming-port connectivity, and the 12-bit ADC combined with the DSP extensions can implement digital filters for sensor conditioning directly in firmware. The industrial -40C to +85C temperature grade plus ECC Flash allow designs to target IEC 61131-2 industrial control environments.
Recommended
Industrial IoT Edge Nodes
For IIoT gateway and edge-node designs the PIC32MK1024MCM064-I/PT offers a compelling mix of compute headroom, multiple communication peripherals, and industrial-grade temperature range. Its hardware FPU handles lightweight ML inference such as vibration FFT anomaly detection, while the 1 MB Flash accommodates TLS stacks, MQTT-SN clients, and OTA firmware images. USB Full-Speed can attach Wi-Fi or NB-IoT modules, and CAN-FD links to the vehicle or machine backbone. The ECC-protected Flash and parity-checked SRAM help the device satisfy IEC 60730 functional-safety pre-certification for industrial appliances.
Recommended
Solar Inverter and Power Conversion
The PIC32MK1024MCM064-I/PT is well matched to solar micro-inverter and string-inverter control boards where the MCU must run MPPT algorithms, grid-synchronization PLL loops, and anti-islanding detection in parallel. The DSP extensions accelerate fixed-point multiply-accumulate in MPPT and harmonic analysis, while the FPU handles floating-point grid-voltage dq0 transforms. The 12-bit ADC modules can sample PV string current and grid voltage simultaneously with hardware trigger from the PWM, and the CAN-FD interface links to the inverter's supervisory BMS or array combiner communication bus. ECC Flash preserves firmware integrity in outdoor installations subject to temperature swings.
Recommended
Multi-Channel Data Acquisition Systems
Multi-channel data loggers for vibration, acoustic, or process-variable monitoring benefit from the PIC32MK1024MCM064-I/PT's combination of multiple 12-bit ADC modules, DSP extensions for FFT and digital filtering, and large SRAM buffer. Designers can stream up to hundreds of kSPS into 256 KB SRAM while the DSP MAC computes 1024-point FFT windows for spectral analysis. USB Full-Speed or CAN-FD transports records to a host PC or industrial gateway. The industrial temperature range and ECC Flash suit long-life deployment in field-mounted acquisition nodes on factory floors.
Recommended
Automotive Body and Chassis Modules
Although the PIC32MK1024MCM064-I/PT is the industrial -I grade, its architecture, ECC Flash, and CAN-FD interface also fit body controllers, HVAC modules, and chassis subsystems where CAN-FD connectivity is required and 1 MB Flash offers substantial headroom for application code and AUTOSAR-style stacks. The DSP MAC supports sensor-fusion algorithms for chassis nodes, while the 12-bit ADC handles multiple sensor inputs with simultaneous sampling. Designers targeting under-hood temperatures above +85 C should step in with the -E grade -40 C to +125 C PIC32MK1024MCM064-E/PT part.
Recommended
Recommended Products Summary
Engineering reference data for PIC32MK1024MCM064-I/PT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC32MK1024MCM064-I/MR | PIC32MK0512MCF064-E/PT | PIC32MK0512GPK064-E/PT | PIC32MK0256MCJ064-E/PT | PIC32MK1024GPD064-I/PT |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | TQFP-64 (10x10 mm) | TQFP-64 / QFN-64 (same die) | TQFP-64 - same | TQFP-64 - same | TQFP-64 - same | TQFP-64 / 64-QFN |
| Core | MIPS32 microAptiv 120 MHz | MIPS32 microAptiv 120 MHz - identical | MIPS32 microAptiv 120 MHz - identical | MIPS32 microAptiv 120 MHz - identical | MIPS32 microAptiv 120 MHz - identical | MIPS32 microAptiv 120 MHz - identical |
| Flash Memory | 1 MB ECC | 1 MB ECC - identical | 512 KB (-50%) | 512 KB (-50%) | 256 KB (-75%) | 1 MB ECC - identical |
| SRAM | 256 KB + 4 KB backup | 256 KB - identical | 128 KB (-50%) | 128 KB (-50%) | 64 KB (-75%) | 256 KB - identical |
| USB Full-Speed | Yes | Yes - identical | Yes | Yes | Yes | Yes - identical |
| CAN-FD | Yes | Yes - identical | Yes | Yes | Yes | Yes - identical |
| Motor Control PWM | Yes (FOC peripherals) | Yes - identical | Yes | Yes | Yes | Yes - identical |
| Temperature Grade | -40C to +85C (I) | -40C to +85C (I) - identical | -40C to +125C (E) | -40C to +125C (E) | -40C to +125C (E) | -40C to +85C (I) - identical |
| Approx. Unit Price (qty 1, USD) | 12.45 | 12.45 - identical | 9.50 (-24%) | 9.80 (-21%) | 8.20 (-34%) | 12.45 - identical |
Key Differentiators
- Largest Flash in PIC32MK TQFP-64 family at 1 MB ECC (vs PIC32MK0512MCF064-E/PT)
- Hardware FPU plus DSP extensions for FOC firmware (vs PIC32MK0256MCJ064-E/PT)
- Dual CAN-FD + USB Full-Speed integrated (vs PIC24HJ128GP506A-I/PT)
- Industrial -40C to +85C temperature range (vs PIC32MK1024MCM064-E/PT)
Design Notes
Estimated: at 120 MHz, VDD 3.3 V, executing Dhrystone, the PIC32MK1024MCM064-I/PT core draws approximately 80 mA peak. Use an MCP16331 1A buck regulator with a 10 uF + 100 nF bulk/decoupling pair close to each VDD pin. Place 100 nF ceramics on every VDD/VSS pair along the chip edges - the TQFP-64 has 6 VDD pins distributed across the perimeter to support low-impedance return paths for high-speed ADC sampling.
Keep analog traces for the 12-bit ADC inputs short and guard them with a ground pour. Route the motor-control PWM outputs as differential pairs to the gate driver, with the high-side and low-side traces matched within 5 mm to avoid shoot-through. Place the crystal within 5 mm of OSC1/OSC2 and surround it with a grounded copper fence. USB D+/D- must be 90 ohm differential with no stubs and an ESD array such as USBLC6-2SC6 at the connector.
Estimated: at 3.3 V x 80 mA the PIC32MK1024MCM064-I/PT dissipates ~0.26 W, well within TQFP-64 theta_JA of approximately 45 C/W, so junction rise above ambient is ~12 C. No heatsink is required at room temperature. If the application is sealed inside an enclosure at 70 C ambient with no airflow, plan a 1 square inch copper pour on the top layer under the exposed thermal pad route to keep Tj below +125 C.
Common pitfalls: (1) forgetting that the MCLR pin requires a 10 kohm pull-up plus a 100 nF cap to ground for in-circuit debugger reset; (2) leaving the USB D+/D- lines unmatched, causing enumeration failure; (3) exceeding 25 MHz on the GPIO toggle rate and getting signal integrity violations; (4) forgetting to enable the PLL with the correct FPLLIDIV/FPLLMUL/FPLLODIV ratios before raising system clock to 120 MHz; (5) enabling the ADC in scan mode without the correct sample-time registers causing inaccurate 12-bit readings.
Layout best practices from the PIC32MK family datasheet: place the MCLR pull-up close to the pin with the cap adjacent to it. Route the VDD/VSS pairs on adjacent layers to minimize loop inductance. Place the 12-bit ADC reference decoupling cap (1 uF + 100 nF) within 5 mm of the VREF+/VREF- pins. Reserve a 4-pin header footprint for the PICkit 4 / MPLAB ICD 4 debugger on PGD/PGC. Keep motor drive traces separated from analog traces by at least 3 mm or by a ground fence.
Compliance Information
RoHS and lead-free plating confirmed by JLCPCB parts catalog entry and Microchip product page. Industrial -I grade is not AEC-Q100 qualified; Microchip does not market this family for automotive under-hood use. REACH and conflict-minerials statements available via Microchip quality portal.
