PIC32MK0512MCJ064T-E/R4X - 32-bit MCU 120MHz 512KB Flash | Microchip
MPN: PIC32MK0512MCJ064T-E/R4X ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $5.62 | $5.62 |
| 10 | $5.18 | $51.80 |
| 100 | $4.61 | $461.00 |
| 500 | $4.12 | $2,060.00 |
| 1,000 | $3.74 | $3,740.00 |
PIC32MK0512MCJ064T-E/R4X Overview
A 32-bit microcontroller (MCU) is an embedded computing device that integrates a processor core, program memory (Flash), data memory (SRAM), and a rich set of peripherals (ADC, PWM, timers, communication controllers) on a single silicon die. The PIC32MK family is positioned within Microchip's broader MCU hierarchy as an MIPS-based high-performance tier above PIC24 and dsPIC33 parts, and below standalone MPU solutions, targeting motor control, industrial control, and Industrial IoT (IIoT) edge nodes.
Key features include an integrated single-precision/double-precision Floating Point Unit (FPU) and DSP engine with four 64-bit accumulators and single-cycle MAC, accelerating closed-loop control loops. The peripheral set includes multiple 12-bit ADC cores with up to 3.75 Msps conversion, dedicated motor-control PWM modules with complementary outputs and dead-time insertion, CAN-FD, USB, and a rich analog comparator block. On-chip ECC protects Flash against bit-flip faults common in industrial environments.
MicroMIPS compressed-mode instruction support delivers approximately 40% smaller code size versus standard MIPS32, increasing effective Flash utilization. The VQFN-9x9 package exposes the central thermal pad for low-impedance PCB heat spreading, sustaining full 120 MHz operation across industrial temperatures.
Typical applications include 3-phase BLDC/PMSM motor drives, field-oriented control (FOC) inverter boards, industrial PLCs with CAN-FD, and IIoT sensor hubs. The combination of CAN-FD, high-resolution PWM, and dual ADC cores makes the part well-suited to real-time multi-axis motion controllers.
When designing with this device, allocate PCB copper under the exposed pad to a continuous inner-plane pour rated to dissipate approximately 2 W continuous at 120 MHz full load. Plan for at least two independent 3.3V decoupling bulk capacitors near the VDD/VSS pin pairs.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found on the manufacturer datasheet.
Drop-in alternatives for PIC32MK0512MCJ064T-E/R4X — 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 PIC32MK0512MCJ064T-E/R4X (same form factor and footprint) — differing in Operating Temperature, ADC, FPU, Package, Core Architecture.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC32MK0512MCJ064T-I/R4X
✅ Drop-In✓ In Stock
$5.59 / Unit
View Datasheet →PIC32MK0512MCJ064-E/R4X
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$6.85 / Unit
View Datasheet →PIC32MK1024MCJ064T-E/R4X
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
PIC32MK0256MCJ064T-E/R4X
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$3.74 / Unit
View Datasheet →PIC32MK0512GPK064T-E/PT
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
PIC32MK0512MCJ064T-E/R4X Maximum Ratings & Electrical Characteristics
| Core Architecture | MIPS32 microAptiv with FPU and DSP |
| Maximum CPU Speed | 120 MHz |
| Program Memory (Flash) | 512 KB (512K x 8) |
| SRAM | 64 KB |
| Flash ECC | Yes |
| Instruction Set Mode | MIPS32 / MicroMIPS (compressed) |
| DSP Engine | Single-cycle MAC, four 64-bit accumulators |
| FPU | Single- and double-precision IEEE 754 |
| ADC | 12-bit, up to 3.75 Msps (multi-core) |
| Motor-Control PWM | Dedicated PWM with complementary outputs and dead-time |
| CAN | CAN-FD |
| Operating Temperature | -40C to +125C (extended, E grade) |
| Package | 64-pin VQFN (9x9 mm) |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
| Lead-Free | Yes |
PIC32MK0512MCJ064T-E/R4X 64-pin vqfn (9x9 mm) Pin Configuration Guide
Pin configuration for PIC32MK0512MCJ064T-E/R4X (64-pin vqfn (9x9 mm) 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 PIC32MK0512MCJ064T-E/R4X.
Refer to the datasheet for full pin configuration.
Typical Applications
PIC32MK0512MCJ064T-E/R4X is suitable for 6 applications: 3-Phase BLDC / PMSM Motor Drive, Industrial PLC with CAN-FD, Field-Oriented Control (FOC) Inverter, Industrial IoT (IIoT) Edge Sensor Hub, Servo Motor Drive Controller, Solar Inverter Power Conversion.
3-Phase BLDC / PMSM Motor Drive
The PIC32MK0512MCJ064T-E/R4X is engineered for 3-phase BLDC and PMSM motor control. Its dedicated motor-control PWM module generates three complementary output pairs with programmable dead-time insertion, matching the switching requirements of standard 3-phase inverter bridges without external logic. The 12-bit ADC sampling at up to 3.75 Msps captures phase currents within the PWM cycle, enabling field-oriented control (FOC) and space-vector modulation. The 120 MHz MIPS32 microAptiv core with FPU executes Park/Clarke transforms and PI controllers within microseconds, leaving CPU headroom for higher-level commutation, protection, and CAN-FD networking. Unlike general-purpose MCUs that emulate motor control in software, this part integrates the hardware peripherals that motor-control firmware expects, reducing both firmware complexity and BOM cost.
Recommended
Industrial PLC with CAN-FD
The PIC32MK0512MCJ064T-E/R4X is well-suited to industrial PLC and distributed I/O controller applications thanks to its integrated CAN-FD controller supporting bit-rates beyond 1 Mbps and payloads up to 64 bytes. The 512 KB ECC Flash stores application logic and field-device descriptors, while the 64 KB SRAM holds process image data. The FPU accelerates ladder-logic-equivalent floating-point math, and the 12-bit ADC reads analog process variables directly. Compared with legacy 8/16-bit PLC MCUs, this PIC32MK variant delivers roughly 10x the compute headroom and integrates the deterministic CAN-FD bus required by modern industrial protocols, eliminating an external communication MCU.
Recommended
Field-Oriented Control (FOC) Inverter
Field-oriented control inverters benefit from the PIC32MK0512MCJ064T-E/R4X combination of high-resolution 12-bit ADC and motor-control PWM with complementary outputs and dead-time. The 3.75 Msps ADC sampling speed captures phase currents at every PWM cycle, supporting high-bandwidth FOC at switching frequencies above 20 kHz. The on-chip FPU and DSP engine run Clark/Park transforms, inverse transforms, and SVPWM in microseconds, freeing the CPU for over-current protection, DC-bus sensing, and CAN-FD telemetry. The 512 KB Flash holds complete FOC firmware including startup routines, sensorless observer algorithms, and fault handling. The -40C to +125C extended temperature grade sustains full performance in enclosed industrial cabinets.
Recommended
Industrial IoT (IIoT) Edge Sensor Hub
The PIC32MK0512MCJ064T-E/R4X serves as a sensor aggregation and edge-processing node for IIoT deployments. Its 12-bit multi-core ADC reads multiple analog sensor channels (temperature, pressure, vibration) simultaneously, while the 120 MHz core with FPU performs on-device analytics such as RMS/FFT computation, threshold detection, and digital filtering. The CAN-FD interface streams processed data to higher-level controllers or gateways, and the 512 KB ECC Flash protects against bit-flip faults in electrically noisy industrial environments. Compared with sending raw ADC samples over CAN, this edge-processing approach reduces bus bandwidth by 10-100x and meets deterministic latency requirements for closed-loop control.
Recommended
Servo Motor Drive Controller
The PIC32MK0512MCJ064T-E/R4X integrates dedicated hardware that maps directly to servo motor drive requirements. The motor-control PWM's high resolution and dead-time insertion drive the servo H-bridge directly, while the high-speed 12-bit ADC closes the current/voltage/torque loop at PWM frequency. The FPU and DSP engine run cascaded position-velocity-current PID loops with deterministic jitter well below the 1 ms update target. The CAN-FD bus provides the real-time industrial Ethernet alternative for servo commands, while the 512 KB Flash holds parameter tables and motion profiles. This single-chip solution replaces legacy DSP+MCU dual-processor architectures in mid-range servo designs.
Recommended
Solar Inverter Power Conversion
Solar micro-inverter and string-inverter designs leverage the PIC32MK0512MCJ064T-E/R4X for MPPT algorithm execution and grid-tie control loops. The 120 MHz MIPS core with FPU executes perturb-and-observe or incremental-conductance MPPT every 100 ms while simultaneously running the inverter's current and voltage control loops at 20 kHz. The 12-bit ADC reads PV panel voltage and current, grid voltage, and output current through dedicated cores. CAN-FD or USB connectivity delivers telemetry to the system controller. The extended -40C to +125C grade ensures operation in outdoor enclosures under direct sunlight, where ambient temperature routinely exceeds 70C.
Recommended
Recommended Products Summary
Engineering reference data for PIC32MK0512MCJ064T-E/R4X — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC32MK0512MCJ064T-I/R4X | PIC32MK0512MCJ064-E/R4X | PIC32MK1024MCJ064T-E/R4X | PIC32MK0256MCJ064T-E/R4X | PIC32MK0512GPK064T-E/PT |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 64-VQFN (9x9) | 64-VQFN (9x9) - same | 64-VQFN (9x9) - same | 64-VQFN (9x9) - same | 64-VQFN (9x9) - same | TQFP-64 - different |
| Flash Memory | 512 KB | 512 KB | 512 KB | 1024 KB (+100%) | 256 KB (-50%) | 512 KB |
| SRAM | 64 KB | 64 KB | 64 KB | 64 KB | 64 KB | 64 KB |
| Max CPU Speed | 120 MHz | 120 MHz | 120 MHz | 120 MHz | 120 MHz | 120 MHz |
| CAN-FD | Yes | Yes | Yes | Yes | Yes | No |
| Operating Temperature | -40C to +125C (E) | -40C to +85C (I) | -40C to +125C (E) | -40C to +125C (E) | -40C to +125C (E) | -40C to +125C (E) |
| ADC Resolution | 12-bit | 12-bit | 12-bit | 12-bit | 12-bit | 12-bit |
Key Differentiators
- On-chip FPU and DSP engine in 64-VQFN for motor control (vs PIC32MK0512GPK064T-E/PT)
- Extended temperature grade with CAN-FD (vs PIC32MK0512MCJ064T-I/R4X)
- ECC-protected Flash for industrial reliability (vs PIC24HJ64GP510A-I/PT)
Design Notes
The 64-VQFN (9x9) package uses an exposed thermal pad that must be soldered to a continuous inner-plane copper pour with at least 16 thermal vias to the opposite plane. Estimated: at 120 MHz full CPU load (typical ~150 mA core current at 3.3V), the die dissipates approximately 0.5 W. Without adequate PCB copper spreading, junction temperature can exceed the 125C limit in sealed enclosures. Reference Microchip's PIC32MK family hardware design checklist for via pattern specifics.
Decouple each VDD/VSS pair with a 100 nF ceramic capacitor placed within 3 mm of the pin pair, plus a 4.7 uF bulk capacitor near the package. Per the family datasheet DS60001570D, low-ESR ceramic capacitors with self-resonance above 20 MHz are required for stable PLL operation. Add a ferrite bead or pi-filter on AVDD to prevent digital switching noise from coupling into the 12-bit ADC reference and degrading conversion accuracy.
Route the motor-control PWM outputs as differential pairs (PWMxH/PWMxL) with matched length within 2 mm to prevent shoot-through from timing skew. Place the gate-driver ICs within 25 mm of the MCU PWM outputs to minimize gate-loop inductance. Keep ADC analog traces (current shunt amplifiers, voltage dividers) away from PWM switching traces by at least 3x the trace-to-trace spacing, or use a guard ground plane between them.
Do not enable the FPU without initializing the CP0 CONFIG1 register (set CP0 CONFIG1 bit 0 for FPUEnable) and the FPU context in the startup code - skipped FPU init produces hard faults. Always configure the motor-control PWM's PTCON register before enabling the ADC trigger from PWM, otherwise the ADC samples at the wrong PWM phase. Finally, verify the boot configuration words in the Flash configuration area match the JTAG/Trace disable settings for production builds.
Compliance Information
RoHS and lead-free compliance per Microchip product page. AEC-Q100 not specifically qualified per provided web data; -40C to +125C E grade supports industrial but not automotive qualification. Halogen-free status not stated in verified data.
