PIC32MK0256MCJ064-I/PT - 120MHz 32-bit MCU | Microchip
MPN: PIC32MK0256MCJ064-I/PT ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $3.85 | $3.85 |
| 10 | $3.46 | $34.60 |
| 100 | $3.08 | $308.00 |
| 500 | $2.77 | $1,385.00 |
| 1,000 | $2.47 | $2,470.00 |
PIC32MK0256MCJ064-I/PT Overview
An MCU (Microcontroller Unit) is a single-chip computer that integrates a CPU core, non-volatile program memory (Flash), working RAM, and a rich set of peripherals such as ADC, timers, communication controllers, and GPIO. The PIC32MK family targets motor-control and industrial-control designs, bridging the gap between 8-bit PIC MCUs and 32-bit application processors by providing DSP-class math throughput and deterministic interrupt response in a compact surface-mount package.
The PIC32MK0256MCJ064 features 256KB ECC-protected Flash, 64KB SRAM, 53 digital I/O pins, multiple 12-bit ADC and DAC channels, and dedicated motor-control peripherals. Its MIPS32 microAptiv core delivers 1.52 DMIPS/MHz and supports MicroMIPS mode for 40% smaller code size, enabling complex control loops while preserving Flash budget. The integrated FPU and DSP extensions (MAC, saturating math) make the device well-suited to sensorless FOC, PFC, and digital-filter implementations.
Typical applications include field-oriented control (FOC) motor drives, industrial PLC modules, digital power-conversion controllers, and CAN-FD industrial sensor nodes. The 3.3V operating range, 5V-tolerant digital inputs, and 120MHz performance headroom allow designers to consolidate multiple discrete control functions onto a single IC, reducing BOM cost and PCB footprint while improving system reliability.
Designers should provide a 1uF decoupling capacitor near each VDD/VSS pair and follow the layout guidelines in the PIC32MK datasheet for the analog and oscillator sections. Industrial and IEC 60730 class B firmware readiness is supported through the built-in ECC on Flash and the hardware CRC engine.
Drop-in alternatives for PIC32MK0256MCJ064-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 PIC32MK0256MCJ064-I/PT (same form factor and footprint) — differing in Package, Core Architecture, Operating Temperature, Program Memory (Flash), ADC.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC32MK0256MCJ064-E/PT
✅ Drop-In✓ In Stock
$2.85 / Unit
View Datasheet →PIC32MK0256MCJ048T-I/Y8X
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$4.69 / Unit
View Datasheet →PIC32MK0256GPG064-I/R4X
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$3.71 / Unit
View Datasheet →PIC32MK1025MCJ064-I/PT
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
STM32F302R8T6
✅ Drop-In✓ In Stock
$5.4091 / Unit
View Datasheet →PIC32MK0256MCJ064-I/PT Maximum Ratings & Electrical Characteristics
| Core | MIPS32 microAptiv |
| Core Architecture | 32-bit RISC with FPU (single & double precision) |
| Maximum CPU Frequency | 120 MHz |
| Program Memory (Flash) | 256 KB |
| RAM | 64 KB |
| Operating Voltage | 2.3 V to 3.6 V |
| I/O Pins | 53 |
| ADC Resolution | 12-bit |
| DAC Resolution | 12-bit |
| Package | 64-pin TQFP (10x10 mm) |
| Mounting Type | Surface Mount |
| Operating Temperature | -40 C to +85 C |
| Communication Interfaces | CAN-FD, UART, SPI, I2C |
| Motor Control Peripherals | Yes (PWM, QEI, ADC triggering) |
| RoHS Status | Compliant |
PIC32MK0256MCJ064-I/PT 64-pin tqfp (10x10 mm) Pin Configuration Guide
Pin configuration for PIC32MK0256MCJ064-I/PT (64-pin tqfp (10x10 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 PIC32MK0256MCJ064-I/PT.
Refer to the datasheet for full pin configuration.
Typical Applications
PIC32MK0256MCJ064-I/PT is suitable for 6 applications: Field-Oriented Control (FOC) Motor Drives, Industrial PLC and I/O Modules, Digital Power Conversion and PFC Controllers, Industrial IoT Sensor Hubs with CAN-FD, Robotics Motor Controllers and Servo Drives, Automotive Auxiliary Motor Controllers.
Field-Oriented Control (FOC) Motor Drives
The PIC32MK0256MCJ064-I/PT is purpose-built for FOC motor drives targeting BLDC, PMSM, and AC induction motors up to several kilowatts. Its MIPS32 microAptiv core at 120MHz with hardware FPU and four 64-bit accumulators executes the Park/Clarke transforms and PI control loops in single-cycle MAC, leaving CPU headroom for CAN-FD communication and diagnostics. Dedicated PWM channels with complementary outputs, programmable dead-time, and ADC triggering synchronized to switching events enable current-sampling at the exact PWM midpoint, which is critical for sensorless FOC. The 256KB ECC Flash supports dual-bank live firmware update, allowing field upgrades to motor-control parameters without downtime.
Recommended
Industrial PLC and I/O Modules
In industrial PLC and distributed I/O modules, the PIC32MK0256MCJ064-I/PT serves as the local processing unit interfacing field sensors with the central controller. The integrated CAN-FD controller provides robust industrial networking at up to 5 Mbps with payload up to 64 bytes, while the 53 GPIO and 12-bit ADC channels handle analog input cards, digital I/O, and encoder interfaces. ECC-protected Flash and hardware CRC engine support IEC 60730 class B functional-safety requirements for industrial equipment. The 64-pin TQFP package allows compact module design, and the -40C to +85C industrial temperature range ensures reliable operation in factory-floor environments.
Recommended
Digital Power Conversion and PFC Controllers
The PIC32MK0256MCJ064-I/PT excels in digital power-supply control loops including totem-pole PFC, LLC resonant converters, and synchronous-rectifier control. The 120MHz core and DSP extensions execute average-current-mode control and discrete-time sliding-mode algorithms within typical 50-100kHz switching loops. The high-speed ADC with PWM-triggered sampling measures input voltage, output voltage, and inductor current simultaneously, while the 12-bit DAC generates reference voltages for analog comparators. CAN-FD enables digital power supplies to report telemetry to system controllers, supporting modern data-center and telecom rectifier architectures.
Recommended
Industrial IoT Sensor Hubs with CAN-FD
For industrial IoT sensor hubs aggregating data from multiple field sensors, the PIC32MK0256MCJ064-I/PT provides sufficient processing and communication bandwidth. CAN-FD acts as the sensor backbone, while UART, SPI, and I2C interfaces connect to local sensors and wireless modules. The 256KB Flash accommodates TLS client stacks, MQTT-SN libraries, and over-the-air firmware update partitions, while 64KB RAM supports TLS handshake buffers. The hardware FPU executes sensor-fusion math (Kalman filter, complementary filter) for IMU and environmental sensor combinations, and the wide 2.3-3.6V supply range simplifies battery-powered IoT deployments.
Recommended
Robotics Motor Controllers and Servo Drives
In robotics applications including robotic arms, AGVs, and CNC machines, the PIC32MK0256MCJ064-I/PT drives multiple servo or stepper axes simultaneously. Each axis requires dedicated PWM outputs and QEI inputs; the PIC32MK family provides multiple PWM channels and quadrature encoder interfaces that can be time-multiplexed for multi-axis control. The 120MHz MIPS32 core executes inverse-kinematics and trajectory planning while servicing real-time motion control loops. CAN-FD serves as the bus for multi-axis coordination, and the small TQFP-64 footprint allows integration into compact servo-drive PCBs.
Recommended
Automotive Auxiliary Motor Controllers
The PIC32MK0256MCJ064-I/PT is suitable for non-safety automotive auxiliary motor controllers such as HVAC blowers, water pumps, oil pumps, and electric coolant valves. Its -40C to +85C industrial temperature range covers most cabin and under-hood auxiliary applications. The CAN-FD peripheral provides automotive network connectivity at modern vehicle bus speeds, while the motor-control PWM and QEI peripherals implement precise speed/torque control. Although the -I/PT is industrial-grade rather than AEC-Q100 qualified, the family offers AEC-Q100 variants for safety-critical applications; for non-safety auxiliaries the -I/PT delivers automotive-grade performance at industrial pricing.
Recommended
Recommended Products Summary
Engineering reference data for PIC32MK0256MCJ064-I/PT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC32MK0256MCJ064-E/PT | PIC32MK1025MCJ064-I/PT | PIC32MK0256GPG064-I/R4X | STM32F302R8T6 |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | STMicroelectronics |
| Package | 64-pin TQFP (10x10 mm) | 64-pin TQFP (10x10 mm) - same | 64-pin TQFP (10x10 mm) - same | 64-pin QFN - different | 64-pin LQFP - same footprint |
| Core | MIPS32 microAptiv 120MHz with FPU | MIPS32 microAptiv 120MHz - same | MIPS32 microAptiv 120MHz - same | MIPS32 microAptiv 120MHz - same | ARM Cortex-M4F 72MHz - different |
| Flash Memory | 256 KB | 256 KB - same | 1024 KB (+300%) | 256 KB - same | 64 KB (-75%) |
| SRAM | 64 KB | 64 KB - same | 256 KB (+300%) | 64 KB - same | 16 KB (-75%) |
| Operating Temperature | -40C to +85C (industrial) | -40C to +125C (extended) | -40C to +85C (industrial) | -40C to +85C (industrial) | -40C to +85C (industrial) |
| CAN-FD | Yes | Yes - same | Yes - same | Yes (GPG family includes CAN-FD) | Yes (CAN 2.0B, no CAN-FD) |
| Motor Control PWM | Yes (dedicated with dead-time) | Yes - same | Yes - same | No (GPG lacks motor-control PWM) | Yes (advanced timer PWM) |
Key Differentiators
- Industry-leading DSP performance in mid-range MCU segment (vs STM32F302R8T6)
- Integrated CAN-FD vs CAN 2.0B only on closest competitor (vs STM32F302R8T6)
- ECC-protected Flash for functional safety (vs PIC32MK0256MCJ048T-I/Y8X)
Design Notes
Place one 0.1uF X7R ceramic decoupling capacitor within 2-3mm of every VDD/VSS pair on the PIC32MK0256MCJ064-I/PT. Add one bulk 10uF ceramic per VDD rail. The integrated voltage regulator requires an external inductor on the VDDCORE pin (typically 4.7uH); see the family datasheet for the recommended inductor and capacitor network. Estimated: at 120MHz CPU and 3.3V VDD, core current is approximately 35-45 mA, so the inductor must be rated for at least 100mA saturation current.
Route the analog AGND and digital GND to a single star-point under the package exposed pad (if present) or under the VSS pin closest to the analog AVSS. Keep ADC input traces short and away from PWM switching signals; use a ground guard ring around analog traces. The CAN-FD bus requires 120-ohm termination at both ends; place the termination resistor within 10mm of the CANH/CANL pins. Maintain 50-ohm impedance for USB and high-speed signal traces if used.
Do not exceed 3.6V on any VDD pin or 5V on digital I/O (the I/O are 5V-tolerant but VDD must remain within 2.3-3.6V). The PLL input frequency range is 5-64 MHz; do not connect an oscillator directly above 64MHz without the PLL. Configure the FPU and DSP extensions in the bootloader or early startup; failing to enable the FPU will cause floating-point instructions to fault. Always enable the JTAGEN fuse disable bit only after programming to prevent accidental debug-port re-entry.
The 64-pin TQFP package has a thermal resistance theta_JA of approximately 35-45 C/W on a standard 4-layer JEDEC test board (estimate - see family datasheet thermal data section for exact value). At maximum CPU activity (120MHz, all peripherals active), typical power dissipation is approximately 100-150 mW, resulting in a 5-7C junction temperature rise above ambient. The TQFP package has no exposed thermal pad, so heat is dissipated primarily through the leads and PCB copper pours - ensure adequate copper area for thermal relief.
Compliance Information
RoHS compliant per LCSC and JLCPCB distributor listings. Industrial temperature grade (-40C to +85C), not AEC-Q100 qualified; for automotive safety applications consider the PIC32MK family automotive-qualified variants. REACH compliance and conflict-minerals status not explicitly stated in retrieved data; refer to Microchip's quality and environmental compliance documentation for confirmation.
