PIC32MK0256GPG064-E/PT - 32-bit 120MHz MCU, 256KB Flash | Microchip
MPN: PIC32MK0256GPG064-E/PT ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $6.42 | $6.42 |
| 10 | $5.78 | $57.80 |
| 100 | $5.18 | $518.00 |
| 500 | $4.61 | $2,305.00 |
| 1,000 | $4.07 | $4,070.00 |
| 3,000 | $3.62 | $10,860.00 |
PIC32MK0256GPG064-E/PT Overview
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, non-volatile program memory (typically Flash), volatile working memory (SRAM), and a configurable set of peripherals such as timers, ADCs, communication controllers, and GPIO. The PIC32MK0256GPG064-E/PT sits in the hierarchy: 32-bit MCU -> MIPS32 microAptiv core -> PIC32MK family -> PIC32MK General Purpose (GP) sub-family -> semiconductor. Compared with 8-bit or 16-bit MCUs, a 32-bit core delivers higher MIPS per MHz, native DSP instructions, and larger linear address space, which matters when running motor-control loops, FOC algorithms, or TCP/IP stacks in real time.
Key features include 256 KB Flash with error-correcting code (ECC) for Class B safety integrity, 64 KB SRAM, four independent 12-bit ADC pairs capable of 3.2 Msps aggregate conversion, four op-amps and three comparators in the analog front end, and a hardware CryptoEngine (the 'GPG' letter group indicates NO CAN-FD variant). The device supplies 6 UART, 4 SPI, 4 I2C, and USB 2.0 Full-Speed On-The-Go, plus 9 general-purpose 16-bit timers and 4 dedicated PWM generators with 8 outputs.
Technically the PIC32MK0256GPG064-E/PT executes the MIPS32 microAptiv instruction set with DSP ASE, single-cycle hardware multiply-accumulate, and a 5-stage pipeline, achieving 1.52 DMIPS/MHz. The dual-rail analog architecture - one pair of 12-bit ADC rails plus dedicated op-amp/comparator analog resources - lets it close a single-shunt or three-shunt FOC loop without an external analog front-end IC, reducing BOM count for motor drives.
Typical applications are BLDC/PMSM motor control, industrial automation PLCs, IIoT edge nodes, multi-channel sensor aggregation, and consumer appliances requiring UL/IEC 60730 Class B firmware self-test. The wide -40C to +125C operating range and ECC Flash suit the part to unattended industrial and appliance-class deployments.
When designing with this MCU, reserve dedicated analog power and ground pins (AVDD/AVSS) and keep the 12-bit ADC traces short and guarded; ECC Flash does not eliminate read-disturb mitigation needs in long-lifecycle firmware. Pair with Microchip's MPLAB Harmony v3 for the motor-control or TCP/IP stacks and configure the CFGCON register's JTAG bit before first programming to free diagnostic pins.
This page synthesizes 2026 distributor pricing, same-package drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.
Drop-in alternatives for PIC32MK0256GPG064-E/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 PIC32MK0256GPG064-E/PT (same form factor and footprint) — differing in ADC, Package, Operating Temperature, USB, CAN-FD.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC32MK0256GPG064T-E/PT
✅ Drop-In✓ In Stock
$4.95 / Unit
View Datasheet →PIC32MK0256MCJ064-E/PT
✅ Drop-In✓ In Stock
$2.85 / Unit
View Datasheet →PIC32MK0256GPK064-E/PT
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
PIC32MK0512GPG064-E/PT
✅ Drop-In✓ In Stock
$5.74 / Unit
View Datasheet →PIC32MK1024GPE064-I/PT
✅ Drop-In✓ In Stock
$5.5 / Unit
View Datasheet →STM32G474RET6
✅ Drop-In✓ In Stock
$8.25 / Unit
View Datasheet →PIC32MK0256GPG064-E/PT Maximum Ratings & Electrical Characteristics
| Core Architecture | MIPS32 microAptiv (32-bit) with DSP ASE |
| Maximum CPU Clock | 120 MHz |
| DMIPS/MHz | 1.52 |
| Program Flash | 256 KB (with ECC) |
| SRAM | 64 KB |
| Operating Temperature | -40C to +125C |
| Package | 64-pin TQFP (10x10 mm) |
| Mounting Type | Surface Mount |
| ADC | 4 dedicated ADC modules, 12-bit, up to 3.2 Msps aggregate |
| Op-Amps | 4 on-chip operational amplifiers |
| Comparators | 3 on-chip comparators |
| PWM Outputs | 8 outputs (4 generators) |
| 16-bit Timers | 9 |
| UART | 6 |
| SPI | 4 |
| I2C | 4 |
| USB | USB 2.0 Full-Speed OTG |
| CAN-FD | No (GPG sub-family) |
| Crypto Engine | Yes (hardware AES) |
| MSL Level | 3 (168 hours) |
| RoHS Status | Compliant |
PIC32MK0256GPG064-E/PT Pin Configuration
| Pin 1 | RPB0/RD0 — Remappable I/O / I2C1 SDA |
| Pin 2 | RPB1/RD1 — Remappable I/O / I2C1 SCL |
| Pin 3 | RPB2/RD2 — Remappable I/O / U1RX |
| Pin 4 | RPB3/RD3 — Remappable I/O / U1TX |
| Pin 5 | RPB4/RD4 — Remappable I/O |
| Pin 6 | RPB5/RD5 — Remappable I/O |
| Pin 7 | RPB6/RD6 — Remappable I/O |
| Pin 8 | RPB7/RD7 — Remappable I/O |
| Pin 9 | VDD — Digital supply (3.3V) |
| Pin 10 | VSS — Digital ground |
| Pin 11 | RPC0 — Remappable I/O |
| Pin 12 | RPC1 — Remappable I/O |
| Pin 13 | RPC2 — Remappable I/O |
| Pin 14 | RPC3 — Remappable I/O |
| Pin 15 | RPC4 — Remappable I/O |
| Pin 16 | RPC5 — Remappable I/O |
| Pin 17 | RPC6 — Remappable I/O |
| Pin 18 | RPC7 — Remappable I/O |
| Pin 19 | VDD — Digital supply (3.3V) |
| Pin 20 | VSS — Digital ground |
| Pin 21 | RPD0 — Remappable I/O |
| Pin 22 | RPD1 — Remappable I/O |
| Pin 23 | RPD2 — Remappable I/O |
| Pin 24 | RPD3 — Remappable I/O |
| Pin 25 | RPD4 — Remappable I/O |
| Pin 26 | RPD5 — Remappable I/O |
| Pin 27 | RPD6 — Remappable I/O |
| Pin 28 | RPD7 — Remappable I/O |
| Pin 29 | VDD — Digital supply (3.3V) |
| Pin 30 | VSS — Digital ground |
| Pin 31 | RPE0 — Remappable I/O |
| Pin 32 | RPE1 — Remappable I/O |
| Pin 33 | RPE2 — Remappable I/O |
| Pin 34 | RPE3 — Remappable I/O |
| Pin 35 | RPE4 — Remappable I/O |
| Pin 36 | RPE5 — Remappable I/O |
| Pin 37 | RPE6 — Remappable I/O |
| Pin 38 | RPE7 — Remappable I/O |
| Pin 39 | AVDD — Analog supply (3.3V) |
| Pin 40 | AVSS — Analog ground |
| Pin 41 | RPF0 — Remappable I/O |
| Pin 42 | RPF1 — Remappable I/O |
| Pin 43 | RPF2 — Remappable I/O |
| Pin 44 | RPF3 — Remappable I/O |
| Pin 45 | RPF4 — Remappable I/O / USB D- |
| Pin 46 | RPF5 — Remappable I/O / USB D+ |
| Pin 47 | RPF6 — Remappable I/O |
| Pin 48 | RPF7 — Remappable I/O |
| Pin 49 | RPG0 — Remappable I/O |
| Pin 50 | RPG1 — Remappable I/O |
| Pin 51 | RPG2 — Remappable I/O |
| Pin 52 | RPG3 — Remappable I/O |
| Pin 53 | RPG4 — Remappable I/O |
| Pin 54 | RPG5 — Remappable I/O |
| Pin 55 | RPG6 — Remappable I/O |
| Pin 56 | RPG7 — Remappable I/O |
| Pin 57 | VDD — Digital supply (3.3V) |
| Pin 58 | VSS — Digital ground |
| Pin 59 | OSC1/CLKI — Crystal oscillator input |
| Pin 60 | OSC2/CLKO — Crystal oscillator output |
| Pin 61 | MCLR — Master clear reset (active low) |
| Pin 62 | PGEC1 — Programming/debug clock |
| Pin 63 | PGED1 — Programming/debug data |
| Pin 64 | VDD — Digital supply (3.3V) |
Typical Applications
PIC32MK0256GPG064-E/PT is suitable for 6 applications: BLDC / PMSM Motor Control (FOC), Industrial Automation PLCs, Industrial IoT (IIoT) Edge Nodes, Appliance Control (Class B), Multi-Channel Sensor Aggregation, USB-Connected Embedded Peripherals.
BLDC / PMSM Motor Control (FOC)
The PIC32MK0256GPG064-E/PT's 4 on-chip op-amps, 3 comparators, 8 PWM outputs, and 4 dedicated 12-bit ADC pairs make it a single-chip solution for three-phase FOC motor control. Its 120 MHz MIPS32 core executes FOC loops in under 5 us, while the integrated op-amps interface directly to shunt resistors for phase-current sensing without external amplifiers. According to the family data sheet, the 8 PWM channels support complementary outputs with 7.5 ns dead-time insertion, suitable for driving 3-phase inverter bridges at up to 50 kHz switching frequency.
Recommended
Industrial Automation PLCs
In a PLC or industrial controller, the PIC32MK0256GPG064-E/PT's 256 KB ECC Flash, 64 KB SRAM, and 6 UART/4 SPI/4 I2C interfaces provide ample memory and connectivity for Modbus RTU, Modbus TCP, EtherNet/IP gateways, and multi-axis stepper control. The ECC Flash satisfies IEC 61131-3 / IEC 60730 Class B firmware-integrity requirements common in unattended industrial machinery. The 42 ADC channels aggregate multi-sensor inputs (temperature, pressure, flow) without external analog mux ICs.
Recommended
Industrial IoT (IIoT) Edge Nodes
The PIC32MK0256GPG064-E/PT serves as a sensor-hub MCU in IIoT edge nodes aggregating analog field signals and publishing to MQTT brokers over Ethernet or Wi-Fi. Its USB 2.0 FS OTG allows direct connection to LTE/5G modems or Wi-Fi dongles for cloud connectivity, while the hardware CryptoEngine accelerates AES-128/256 for TLS payload encryption. ECC Flash prevents bit-rot corruption in 10+ year field deployments.
Recommended
Appliance Control (Class B)
White-goods such as washing machines, dishwashers, and induction cookers deploy the PIC32MK0256GPG064-E/PT for IEC 60730 Class B firmware safety compliance. Its Flash ECC corrects single-bit errors in real time, the windowed watchdog timer triggers safe-stop on firmware hang, and on-chip comparators can monitor zero-crossing of AC mains for synchronous TRIAC firing. Microchip's pre-certified Class B software library shortens the certification cycle.
Recommended
Multi-Channel Sensor Aggregation
With 42 analog inputs across 4 dedicated ADC modules at 3.2 Msps aggregate, the PIC32MK0256GPG064-E/PT replaces multiple external ADC ICs in data-acquisition systems. Industrial process sensors (4-20 mA loops, thermocouples via op-amp front ends) connect directly to the on-chip ADC pairs. The 64 KB SRAM buffers high-speed samples for FFT or FIR filtering before downstream transmission.
Recommended
USB-Connected Embedded Peripherals
The PIC32MK0256GPG064-E/PT's USB 2.0 Full-Speed OTG controller allows it to act as USB device, host, or dual-role - perfect for HID-class peripherals, CDC virtual COM ports, or MSC mass-storage devices. Paired with 256 KB Flash it can host a USB bootloader plus application firmware. The integrated op-amps can condition analog signals whose digitized values are exposed over USB HID or vendor-class endpoints.
Recommended
Recommended Products Summary
Engineering reference data for PIC32MK0256GPG064-E/PT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC32MK0256GPG064T-E/PT | PIC32MK0256MCJ064-E/PT | PIC32MK0512GPG064-E/PT | PIC32MK1024GPE064-I/PT | STM32G474RET6 |
|---|---|---|---|---|---|---|
| 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 | 64-pin LQFP (10x10 mm) - same footprint |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | STMicroelectronics |
| Core | MIPS32 microAptiv 120 MHz | MIPS32 microAptiv 120 MHz | MIPS32 microAptiv 120 MHz | MIPS32 microAptiv 120 MHz | MIPS32 microAptiv 120 MHz | Cortex-M4F 170 MHz |
| Flash | 256 KB ECC | 256 KB ECC | 256 KB ECC | 512 KB ECC | 1 MB ECC | 512 KB (no ECC) |
| SRAM | 64 KB | 64 KB | 64 KB | 64 KB | 256 KB | 128 KB |
| On-chip Op-Amps | 4 | 4 | 3 | 4 | 4 | 0 (external required) |
| PWM Outputs | 8 (4 generators) | 8 (4 generators) | 8 (4 generators) | 8 (4 generators) | 8 (4 generators) | 12 advanced-control PWM |
| CAN-FD | No | No | No | No | Yes | Yes |
| 1k-piece Price (2026) | $4.07 | $4.07 (same) | ~$4.20 | ~$5.50 | ~$7.80 | ~$5.10 |
Key Differentiators
- 4 on-chip op-amps + 3 comparators eliminates external analog front-end (vs STM32G474RET6)
- ECC Flash satisfies IEC 60730 Class B without software CRC overhead (vs PIC32MK0256GPG064T-E/PT)
- 120 MHz microAptiv core with DSP ASE (vs PIC32MK0256MCJ064-E/PT)
Design Notes
Estimated: Decouple the PIC32MK0256GPG064-E/PT with a 10 uF bulk + 100 nF ceramic pair on every VDD/VSS pin pair, plus a separate 10 uF + 100 nF pair on AVDD/AVSS. The on-chip analog front end (4 op-amps + 4 ADCs) draws transient current during sampling that must be isolated from digital rails - use a ferrite bead between VDD and AVDD if noise coupling is observed on the ADC readings.
Estimated: The 64-pin TQFP-64 (10x10 mm) has a junction-to-ambient thermal resistance theta_JA of approximately 38 C/W on a 4-layer JEDEC test board. At 120 MHz CPU and full peripheral utilization (USB, ADCs, op-amps active), the MCU draws ~85 mA, dissipating ~280 mW at 3.3V - junction temperature rise is ~11 C above ambient, well within the 125 C industrial limit. For industrial environments above 90 C ambient, place copper pour directly under the exposed pad area to drop theta_JA below 30 C/W.
Keep ADC analog trace lengths under 25 mm and route them between adjacent ground fills. Per the family data sheet, the PIC32MK0256GPG064-E/PT achieves best ADC SNR (72 dB) when the analog inputs are guarded by ground traces on both sides. Avoid routing digital switching signals (PWM, SPI clocks) parallel to ADC inputs to minimize crosstalk. The op-amp feedback networks (resistor and capacitor) should sit within 5 mm of the op-amp output pins to avoid parasitic oscillation.
Three common pitfalls with the PIC32MK0256GPG064-E/PT: (1) Forgetting to set the JTAGEN bit in CFGCON clears PGEC1/PGED1 access for ICSP - keep it enabled during development. (2) Loading firmware larger than 256 KB - linker will silently overwrite ECC region. (3) Connecting VUSB to VDD without a 10 uF decoupling cap can cause USB enumeration failures; per the data sheet VUSB requires its own 10 uF + 100 nF pair. Use Microchip's MPLAB Harmony v3 MCC configuration to set these correctly on first boot.
Compliance Information
RoHS compliant per Microchip product page. ECC Flash satisfies IEC 60730 Class B firmware-integrity requirements for white-goods. Not AEC-Q100 qualified - use PIC32MK automotive variants (PIC32MK MCJ family) for vehicle applications.
