PIC32MK0512MCM064T-I/MR - 120MHz MCU 512KB Flash 64-QFN | Microchip
MPN: PIC32MK0512MCM064T-I/MR ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $7.5 | $7.50 |
| 10 | $6.95 | $69.50 |
| 100 | $6.2 | $620.00 |
| 500 | $5.55 | $2,775.00 |
| 1,000 | $4.95 | $4,950.00 |
PIC32MK0512MCM064T-I/MR Overview
A microcontroller (MCU) is an integrated circuit that combines a CPU core, volatile memory (RAM), non-volatile memory (Flash/ROM), and peripherals on a single silicon die. MCUs sit at the lowest tier of the embedded computing hierarchy: MCU -> microcontroller -> embedded processor -> system-on-chip (SoC). Within the MCU taxonomy, the PIC32MK family belongs to the 32-bit class, sharing lineage with ARM Cortex-M devices but using the MIPS32 instruction set with DSP extensions for deterministic real-time control. The FPU enables efficient floating-point math, while ECC-protected Flash ensures reliability in safety-critical applications.
Key features include a 120 MHz MIPS32 microAptiv core with FPU and DSP extensions (MicroMIPS for 40% smaller code, four 64-bit accumulators, single-cycle saturating MAC), 512 KB ECC Flash, and 64 KB RAM. The 64-pin QFN package provides compact footprint for space-constrained designs, while peripherals include USB Full-Speed, CAN-FD, multiple 12-bit ADCs, configurable logic cells, and motor-control PWMs. The device supports -40C to +85C industrial temperature range.
The architecture combines high-performance scalar processing with deterministic DSP, allowing simultaneous motor control loops and communication stack execution. The 12-bit ADC and dedicated PWM peripherals enable precise field-oriented control (FOC) of three-phase motors, while CAN-FD and USB-FS enable industrial networking and diagnostics. ECC Flash and a Class-B Safety Library support functional safety compliance.
Typical applications include BLDC/PMSM motor drives (FOC algorithms benefit from DSP extensions), industrial automation controllers (CAN-FD networking), digital power conversion (high-resolution PWM and ADC), and Industrial IoT edge nodes (USB-FS for commissioning, CAN-FD for backhaul).
Design tip: route the exposed thermal pad to a continuous ground plane to dissipate switching losses and reduce junction temperature during high-duty motor drive operation.
This page synthesizes distributor pricing, same-family drop-in alternatives, and application-specific design guidance not aggregated on the manufacturer datasheet alone.
Drop-in alternatives for PIC32MK0512MCM064T-I/MR — 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 PIC32MK0512MCM064T-I/MR (same form factor and footprint) — differing in ADC, Core Architecture, Package, SRAM, USB.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC32MK0512MCM064T-E/MR
✅ Drop-In✓ In Stock
$6.4 / Unit
View Datasheet →PIC32MK0512MCM064-E/MR
✅ Drop-In✓ In Stock
$5.95 / Unit
View Datasheet →PIC32MK0512MCF064T-I/MR
✅ Drop-In✓ In Stock
$4.13 / Unit
View Datasheet →PIC32MK0512MCM064T-I/MR Maximum Ratings & Electrical Characteristics
| Core Architecture | MIPS32 microAptiv with FPU |
| Core Size | 32-bit single core |
| Maximum Clock Speed | 120 MHz |
| Program Memory (Flash) | 512 KB (512K x 8) |
| RAM | 64 KB |
| Flash ECC | Yes (dual-panel ECC) |
| Number of I/O Pins | 49 |
| Supply Voltage | 2.3 V to 3.6 V |
| ADC | 12-bit, multiple channels |
| DAC | Yes (peripheral) |
| USB | USB Full-Speed |
| CAN | CAN-FD |
| DSP Extensions | Four 64-bit accumulators, single-cycle MAC, MicroMIPS mode |
| Package | 64-QFN (MR) 9x9 mm with exposed pad |
| Mounting Type | Surface Mount |
| Operating Temperature | -40C to +85C (industrial) |
| Safety Library | Class-B Safety Library |
| RoHS Status | Compliant |
PIC32MK0512MCM064T-I/MR 64-qfn (mr) 9x9 mm with exposed pad Pin Configuration Guide
Pin configuration for PIC32MK0512MCM064T-I/MR (64-qfn (mr) 9x9 mm with exposed pad package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for PIC32MK0512MCM064T-I/MR.
Refer to the datasheet for full pin configuration.
Typical Applications
PIC32MK0512MCM064T-I/MR is suitable for 6 applications: BLDC/PMSM Motor Control, Industrial Automation Controllers, Digital Power Conversion (SMPS), Industrial IoT Edge Nodes, Solar Inverter Controllers, Robotics and CNC Motion Controllers.
BLDC/PMSM Motor Control
The PIC32MK0512MCM064T-I/MR's 120 MHz MIPS32 microAptiv core with hardware FPU and four 64-bit DSP accumulators execute field-oriented control (FOC) algorithms for three-phase BLDC and PMSM motors in real time, while the dedicated motor-control PWM peripherals with complementary outputs and dead-band insertion drive half-bridges directly. The single-cycle saturating MAC accelerates Clarke and Park transforms inside the 20 kHz current loop, and CAN-FD enables multi-axis industrial drive networking. A 12-bit ADC with synchronized sampling captures phase currents precisely. Designers pair the device with gate drivers and current-sense op-amps to build complete FOC motor drives for industrial servos, e-bikes, and HVAC compressors.
Recommended
Industrial Automation Controllers
The PIC32MK0512MCM064T-I/MR serves as the central processing unit in industrial PLC and distributed I/O controllers, where its CAN-FD interface connects to sensor networks and fieldbus protocols at multi-Mbit rates, while USB Full-Speed enables commissioning and firmware updates via standard PC tools. The 512 KB ECC Flash and 64 KB RAM accommodate IEC 61131-3 runtime and application logic, plus a Class-B Safety Library for SIL-2 capable systems. 49 I/O pins handle digital inputs/outputs and analog channels directly. The 64-QFN compact footprint suits DIN-rail enclosures and dense controller boards used in factory automation, machine vision, and process control.
Recommended
Digital Power Conversion (SMPS)
The PIC32MK0512MCM064T-I/MR runs high-resolution digital control loops for switch-mode power supplies, where its 120 MHz core executes voltage-mode and peak-current-mode control algorithms, and the 12-bit ADC samples feedback at sufficient bandwidth for multi-hundred kHz switching frequencies. Dedicated high-resolution PWM peripherals generate primary-side switching waveforms with fine dead-band control, while the FPU accelerates control-law math (PID, Type-III compensation). DSP extensions handle ripple-cancellation math in real time. The device targets telecom rectifiers, server VRM controllers, and industrial DC-DC converters requiring digital flexibility over analog control loops.
Recommended
Industrial IoT Edge Nodes
The PIC32MK0512MCM064T-I/MR operates as an edge processing node for Industrial IoT, where it acquires sensor data via 12-bit ADC, performs local DSP analytics, and forwards aggregated data over CAN-FD or USB Full-Speed to gateways. The ECC-protected 512 KB Flash stores device certificates and TLS libraries, while the dual-panel architecture enables secure OTA firmware updates without downtime. MicroMIPS mode reduces code size by 40%, allowing more application features within the 512 KB budget. Typical deployments include predictive-maintenance vibration sensors, smart energy meters, and asset-tracking edge modules in factories and smart infrastructure.
Recommended
Solar Inverter Controllers
The PIC32MK0512MCM064T-I/MR is well-suited to photovoltaic inverter control boards, where it implements MPPT algorithms (Perturb & Observe or Incremental Conductance), grid-synchronization PLL, and anti-islanding protection within a single 120 MHz core. The 12-bit ADC samples PV panel voltage/current at high refresh rates, while dedicated PWM peripherals generate inverter IGBT gate signals with programmable dead-band. DSP extensions handle grid-current control loops running at 16-32 kHz, and CAN-FD connects to the inverter's monitoring and communications bus. The -40C to +85C industrial temperature range covers outdoor inverter enclosures in most climates.
Recommended
Robotics and CNC Motion Controllers
The PIC32MK0512MCM064T-I/MR coordinates multi-axis motion in robotics and CNC machines, where its FPU executes inverse kinematics and trajectory planning while dedicated PWMs drive stepper or servo amplifiers at high resolution. CAN-FD networks multiple axis controllers and feedback devices at multi-Mbit rates, reducing wiring harness complexity versus analog signals. The 49 I/O pins handle end-stop sensors, encoder inputs, and digital I/O directly, while USB Full-Speed provides a G-code streaming interface from host software. The Class-B Safety Library supports safe-stop and safe-direction functions for collaborative robots and machine tools.
Recommended
Recommended Products Summary
Engineering reference data for PIC32MK0512MCM064T-I/MR — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC32MK0512MCM064T-E/MR | PIC32MK0512MCM064-E/MR | PIC32MK0512MCF064T-I/MR |
|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 64-QFN (MR) 9x9 mm | 64-QFN (MR) 9x9 mm - same | 64-QFN (MR) 9x9 mm - same | 64-QFN (MR) 9x9 mm - same |
| Core / Max Clock | MIPS32 microAptiv / 120 MHz | MIPS32 microAptiv / 120 MHz | MIPS32 microAptiv / 120 MHz | MIPS32 microAptiv / 120 MHz |
| Flash / RAM | 512 KB / 64 KB | 512 KB / 64 KB | 512 KB / 64 KB | 512 KB / 64 KB |
| CAN-FD | Yes | Yes | Yes | No (CAN-FD omitted) |
| USB Full-Speed | Yes | Yes | Yes | Yes |
| Operating Temperature | -40C to +85C | -40C to +125C (extended) | -40C to +125C (extended) | -40C to +85C (industrial) |
| DSP / FPU | FPU + 4x 64-bit accumulators + MAC | Same | Same | Same |
Key Differentiators
- DSP extensions with four 64-bit accumulators and single-cycle saturating MAC (vs Generic Cortex-M4F MCUs (e.g., STM32F407))
- Dual-panel ECC-protected Flash (512 KB) with live firmware update capability (vs Single-bank Flash in competing MCUs)
- Integrated CAN-FD and USB Full-Speed in a single 64-QFN device (vs PIC32MK0512MCF064 (same package, no CAN-FD))
Design Notes
Estimated: The 64-QFN (MR) package's exposed thermal pad should be soldered to a continuous ground copper plane of at least 25 mm x 25 mm on the top and inner PCB layers, stitched with thermal vias (0.3 mm pitch, 0.5 mm finished hole) for maximum heat dissipation. In motor drive applications switching high currents, the MCU itself dissipates relatively little power (typically under 1 W), but the package shares thermal mass with adjacent gate drivers and may see elevated ambient temperatures inside sealed enclosures; verify theta_JA against your actual PCB layout using JEDEC EIA/JESD51 standards.
Route the high-speed motor-control PWM outputs (PWMxH/PWMxL) as differential pairs with matched length to within 1 mm to preserve timing symmetry in complementary outputs, and keep the analog ADC reference and VREF+ traces away from PWM switching edges. Decouple VDD with 100 nF X7R ceramics placed within 2 mm of each supply pin, plus a bulk 10 uF tantalum or ceramic near the package. The exposed pad must be soldered to ground for both electrical grounding and thermal dissipation - never leave it floating or connected only through a few vias.
When migrating from PIC32MK0512MCM064T-I/MR to PIC32MK0512MCF064T-I/MR to save cost, verify that your design does NOT rely on CAN-FD peripheral - the MCF sub-family omits CAN-FD entirely and is not software-configurable to enable it. Similarly, the I/MR vs E/MR suffix differs only in operating temperature range (industrial -40C to +85C vs extended -40C to +125C); choose E/MR for outdoor or industrial enclosures where ambient may approach +100C, otherwise I/MR suffices at lower cost.
Compliance Information
RoHS compliant per Microchip product page. Industrial temperature grade only; not AEC-Q100 qualified for automotive (no automotive variant listed in PIC32MK MCM family at the time of last verification).