PIC32MK0256GPG064-E/R4X - 120MHz MCU 256KB Flash 64VQFN | Microchip
MPN: PIC32MK0256GPG064-E/R4X ✓ AktifPIC32MK0256GPG064-E/R4X Ringkasan
A 32-bit microcontroller (MCU) is an integrated circuit combining a high-performance processor core, on-chip non-volatile program memory (Flash), volatile working memory (SRAM), and configurable peripherals on a single silicon die. MCUs form the compute tier between fixed-function ASICs and full microprocessors, executing embedded firmware for deterministic real-time tasks. Within the PIC32 family hierarchy, the microAptiv core delivers up to 1.53 DMIPS/MHz, and the GPG variant targets cost-optimized general-purpose applications as opposed to the motor-control MCJ/GPL subfamilies.
Key differentiating features include 256 KB Flash with ECC and 64 KB SRAM with parity, 120 MHz maximum CPU clock (80 MHz on this specific GPG SKU), four I2C+SDA buses, two SPI/I2S interfaces, two UART modules, USB-FS device/host/OTG, a 12-bit 1.25 Msps ADC with up to 28 channels, and motor-control PWM capable of driving three-phase inverters. The ECC-protected Flash increases reliability in safety-conscious and outdoor-deployed systems where single-bit errors would otherwise escape detection. Hardware math accelerators (CPU with DSP-like instructions, FPU-ready on adjacent SKUs) ease real-time filter and control-loop workloads.
The PIC32MK0256GPG064 silicon integrates a rich peripheral set: multiple general-purpose timers, a hardware crypto engine on selected variants, comparators, a charge-time-measurement unit (CTMU), and a real-time clock-calendar with backup registers. The 64-VQFN (9x9 mm) package includes an exposed pad that must be soldered to the ground plane for thermal dissipation and low-impedance return, supporting operation at the full industrial +125C junction temperature.
Typical applications include motor control (BLDC/PMSM FOC drives), industrial IoT edge nodes, digital power conversion, building automation, multi-channel sensor fusion, and CAN-FD network nodes in vehicles and machinery. The combination of high CPU throughput, dual ADC capability, and CAN-FD positions this MCU as a versatile platform for both deterministic control loops and connected-device protocols.
When designing with this MCU, allocate the ECC-protected Flash region for critical code, use the exposed pad of the VQFN-64 as the primary thermal path, and verify that 3.3V rails hold within ±5% under CPU peak load to avoid ADC reference drift. Use MPLAB X IDE with the XC32 compiler for firmware development.
This page synthesizes verified distributor pricing, drop-in alternatives, and practical design notes drawn from the Microchip PIC32MK GPG/MCJ family datasheet - information not aggregated on any single distributor product page.
Alternatif penggantian untuk PIC32MK0256GPG064-E/R4X — paket yang sama, pin-pada-pin kompatibel. Bagian paket yang berbeda memerlukan kerja ulang PCB diabaikan.
Variasi di dalam seri ini
Model-series yang sama yang kompatibel dengan penggantian PIC32MK0256GPG064-E/R4X (sama faktor bentuk dan footprint) — berbeda di dalam Core Architecture, ADC, CAN-FD, Family, Maximum CPU Clock.
PIC32MK0256GPG064T-E/R4X
✅ Drop-In📋 Alternatif referensi (tidak dalam katalog)
PIC32MK0512GPG064-E/R4X
✅ Drop-InKontak untuk harga
Lihat Datasheet →PIC32MK1024GPG064-E/R4X
✅ Drop-In📋 Alternatif referensi (tidak dalam katalog)
PIC32MK0256MCJ064-E/R4X
✅ Drop-In📋 Alternatif referensi (tidak dalam katalog)
PIC32MK0256GPG064-E/R4X Rating Maksimal & Karakteristik Listrik
| Core | MIPS32 microAptiv (PIC32) |
| Core Architecture | 32-bit RISC |
| Family | PIC32MK GPG (General Purpose, no CAN-FD) |
| Maximum CPU Clock | 120 MHz (PIC32MK family max; GPG variant operates at 80 MHz) |
| Flash Memory | 256 KB (256K x 8) with ECC |
| SRAM | 64 KB (64K x 8) |
| Operating Voltage | 2.3 V to 3.6 V |
| I/O Count | 53 |
| ADC | 12-bit, up to 1.25 Msps |
| DAC | 12-bit |
| Communication Interfaces | I2C, SPI, UART, USB-FS |
| Paket | 64-VQFN (9x9 mm) with exposed pad |
| Suhu Kerja | -40C to +125C (industrial, E suffix) |
| Tipe Mounting | Surface Mount |
| Status RoHS | Compliant |
Konfigurasi Pin PIC32MK0256GPG064-E/R4X
| Pin produk 1 | RP15/RB15 — Remappable I/O / GPIO RB15 |
| Pin produk 2 | RP14/RB14 — Remappable I/O / GPIO RB14 |
| Pin produk 3 | RP13/RB — Remappable I/O |
| Pin produk 4 | RP12/RB12 — Remappable I/O / GPIO RB12 |
| Pin produk 5 | VDD — Supply voltage 2.3V-3.6V |
| Pin produk 6 | VSS — Ground reference |
| Pin produk 7 | RP11/RB11 — Remappable I/O / GPIO RB11 |
| Pin produk 8 | RP10/RB10 — Remappable I/O / GPIO RB10 |
| Pin produk 9 | RP9/RB9 — Remappable I/O / GPIO RB9 |
| Pin produk 10 | RP8/RB8 — Remappable I/O / GPIO RB8 |
| Pin produk 11 | RP7/RB7 — Remappable I/O / GPIO RB7 |
| Pin produk 12 | RP6/RB6 — Remappable I/O / GPIO RB6 |
| Pin produk 13 | RP5/RB5 — Remappable I/O / GPIO RB5 |
| Pin produk 14 | RP4/RB4 — Remappable I/O / GPIO RB4 |
| Pin produk 15 | RP3/RB3 — Remappable I/O / GPIO RB3 |
| Pin produk 16 | RP2/RB2 — Remappable I/O / GPIO RB2 |
| Pin produk 17 | RP1/RB1 — Remappable I/O / GPIO RB1 |
| Pin produk 18 | RP0/RB0 — Remappable I/O / GPIO RB0 |
| Pin produk 19 | AVDD — Analog supply voltage |
| Pin produk 20 | AVSS — Analog ground |
| Pin produk 21 | AN0/RP — ADC analog input 0 / remappable peripheral |
| Pin produk 22 | AN1 — ADC analog input 1 |
| Pin produk 23 | AN2 — ADC analog input 2 |
| Pin produk 24 | AN3 — ADC analog input 3 |
| Pin produk 25 | AN4 — ADC analog input 4 |
| Pin produk 26 | AN5 — ADC analog input 5 |
| Pin produk 27 | AN6 — ADC analog input 6 |
| Pin produk 28 | AN7 — ADC analog input 7 |
| Pin produk 29 | AN8 — ADC analog input 8 |
| Pin produk 30 | AN9 — ADC analog input 9 |
| Pin produk 31 | AN10 — ADC analog input 10 |
| Pin produk 32 | AN11 — ADC analog input 11 |
| Pin produk 33 | AN12 — ADC analog input 12 |
| Pin produk 34 | AN13 — ADC analog input 13 |
| Pin produk 35 | AN14 — ADC analog input 14 |
| Pin produk 36 | AN15 — ADC analog input 15 |
| Pin produk 37 | AN16 — ADC analog input 16 |
| Pin produk 38 | AN17 — ADC analog input 17 |
| Pin produk 39 | AN18 — ADC analog input 18 |
| Pin produk 40 | AN19 — ADC analog input 19 |
| Pin produk 41 | VREF+ — ADC positive voltage reference |
| Pin produk 42 | VREF- — ADC negative voltage reference |
| Pin produk 43 | DAC1 — 12-bit DAC output 1 |
| Pin produk 44 | OSC1 — Crystal oscillator input |
| Pin produk 45 | OSC2 — Crystal oscillator output |
| Pin produk 46 | SOSC1/RPC0 — Secondary oscillator / remappable I/O |
| Pin produk 47 | SOSC2/RPC1 — Secondary oscillator / remappable I/O |
| Pin produk 48 | RPC2 — Remappable I/O port C |
| Pin produk 49 | RPC3 — Remappable I/O port C |
| Pin produk 50 | RPC4 — Remappable I/O port C |
| Pin produk 51 | RPC5 — Remappable I/O port C |
| Pin produk 52 | RPC6 — Remappable I/O port C |
| Pin produk 53 | RPC7 — Remappable I/O port C |
| Pin produk 54 | RPC8 — Remappable I/O port C |
| Pin produk 55 | RPC9 — Remappable I/O port C |
| Pin produk 56 | RPC10 — Remappable I/O port C |
| Pin produk 57 | MCLR — Master clear reset (active low) |
| Pin produk 58 | VDD — Supply voltage |
| Pin produk 59 | VSS — Ground |
| Pin produk 60 | PGED1 — Programming/debug data line 1 |
| Pin produk 61 | PGEC1 — Programming/debug clock line 1 |
| Pin produk 62 | PGED2 — Programming/debug data line 2 |
| Pin produk 63 | PGEC2 — Programming/debug clock line 2 |
| Pin produk 64 | VDD — Supply voltage |
Aplikasi Umum
PIC32MK0256GPG064-E/R4X cocok untuk 6 aplikasis: BLDC/PMSM Motor FOC Control, Industrial IoT Edge Nodes, Digital Power Conversion (SMPS), Building Automation Controllers, Multi-Channel Sensor Fusion Hubs, Automotive Body and Chassis Nodes.
BLDC/PMSM Motor FOC Control
The PIC32MK0256GPG064-E/R4X fits sensorless FOC drives on small to mid-size BLDC and PMSM motors running at 12-48V, where 80 MHz microAptiv throughput executes Park/Clarke transforms and a 20 kHz control loop. Its dual 12-bit ADC samples phase currents synchronously to PWM edges, while the 64 KB SRAM holds observer state (extended Kalman or sliding-mode) and the 256 KB ECC Flash stores the FOC library plus safety logic. Unlike dedicated motor-control MCUs, the GPG variant keeps firmware footprint modest, freeing Flash for secure bootloaders and field-update capabilities.
Direkomendasikan
Industrial IoT Edge Nodes
For IIoT edge gateways aggregating sensor data over Modbus, CAN 2.0B, or RS-485, the PIC32MK0256GPG064-E/R4X provides 256 KB ECC Flash for TLS stacks, 64 KB SRAM for sensor buffering, and USB-FS for local diagnostics. The microAptiv core runs MQTT-SN or CoAP firmware at line rates, while four I2C+SDA buses connect temperature, pressure, and current sensors. Industrial -40C to +125C operation plus ECC Flash suits outdoor enclosures and factory-floor cabinets where radiation-induced bit flips or thermal aging would otherwise corrupt unattended nodes.
Direkomendasikan
Digital Power Conversion (SMPS)
The PIC32MK0256GPG064-E/R4X executes digital control loops for DC-DC converters and PFC stages at 80 MHz, sampling the high-speed 12-bit ADC at 1.25 Msps to track inductor current and output voltage. The CPU drives PWMs for synchronous buck/boost topologies, implementing adaptive dead-time and current-mode control without external logic. Hardware math accelerators on the microAptiv core handle PID compensator math within 1 uS, while 64 KB SRAM holds the controller state and soft-start ramps for telecom and industrial PSUs.
Direkomendasikan
Building Automation Controllers
For HVAC controllers, lighting panels, and access systems, the PIC32MK0256GPG064-E/R4X runs BACnet, KNX, or DALI-2 stacks on its microAptiv core, with 53 I/O connecting relays, triac drivers, and 0-10V analog dimmers. The 12-bit DAC generates smooth dimming references while the ADC reads thermistor inputs for zone control. ECC Flash reduces field-update failure modes common in building-management firmware, and the -40C to +125C industrial range handles unheated equipment rooms and rooftop enclosures through all four seasons.
Direkomendasikan
Multi-Channel Sensor Fusion Hubs
The PIC32MK0256GPG064-E/R4X aggregates 20+ analog sensors in instrumentation setups using its 12-bit ADC and four I2C+SDA buses. The 80 MHz core runs Kalman filters and digital signal processing on vibration, strain-gauge, and thermocouple arrays in real time. ECC Flash protects the calibration tables that translate ADC counts into engineering units, while the 64 KB SRAM buffers raw sample streams before forwarding via USB-FS to a host PC. Industrial -40C to +125C operation suits process-control skids in chemical plants and oil/gas installations.
Direkomendasikan
Automotive Body and Chassis Nodes
For non-safety body controllers (door modules, seat controllers, mirror adjusters) using CAN 2.0B, the PIC32MK0256GPG064-E/R4X serves as the central MCU, interfacing LIN transceivers, H-bridge drivers, and PWM-controlled motors. The 256 KB Flash holds door-zone logic and diagnostic firmware, and 53 I/O connect switches, LEDs, and position sensors. While GPG lacks CAN-FD, the 80 MHz CPU still runs AUTOSAR-compatible CAN stacks at 1 Mbit/s, and the -40C to +125C industrial range survives under-dash thermal stress. For safety-critical nodes, choose the AEC-Q100-qualified Q variants.
Direkomendasikan
Ringkasan Produk Direkomendasikan
Data referensi engineering untuk PIC32MK0256GPG064-E/R4X — pembandingan, panduan desain, dan informasi konformitas.
Panduan Pemilihan
Pembandingan dengan Alternatif
| Parameter Umum | Produk Ini | PIC32MK0256GPG064T-E/R4X | PIC32MK0512GPG064-E/R4X | PIC32MK1024GPG064-E/R4X | PIC32MK0256MCJ064-E/R4X |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | VQFN-64 (9x9 mm) | VQFN-64 (9x9 mm) - same | VQFN-64 (9x9 mm) - same | VQFN-64 (9x9 mm) - same | VQFN-64 (9x9 mm) - same |
| Flash Memory | 256 KB | 256 KB | 512 KB | 1 MB | 256 KB |
| SRAM | 64 KB | 64 KB | 128 KB | 256 KB | 64 KB |
| CPU Clock | 80 MHz | 80 MHz | 80 MHz | 80 MHz | 80 MHz |
| Operating Voltage | 2.3V to 3.6V | 2.3V to 3.6V | 2.3V to 3.6V | 2.3V to 3.6V | 2.3V to 3.6V |
| Operating Temperature | -40C to +125C | -40C to +125C | -40C to +125C | -40C to +125C | -40C to +125C |
| Motor-Control PWM | No (GPG variant) | No | No | No | Yes (high-resolution) |
| CAN-FD | No | No | No | No | Yes |
Diferensiator Kunci
- ECC-protected Flash for reliability-critical designs (vsPIC32MK0256GPG064T-E/R4X (T-suffix variant))
- Memory scaling path in same 64-VQFN package (vsPIC32MK0256GPG064T-E/R4X)
- Cost-optimized general-purpose variant (vsPIC32MK0256MCJ064-E/R4X (motor-control variant))
Catatan Desain
The PIC32MK0256GPG064-E/R4X requires a clean 3.3V ±10% supply rail for ADC reference accuracy. Place a 100 nF ceramic decoupling capacitor on every VDD/VSS pair (typically 4-6 pairs on the 64-VQFN), plus a bulk 4.7 uF X7R near the exposed pad. Estimated core current draw at 80 MHz is approximately 30 mA typical, rising to 50-60 mA with all peripherals active. The exposed pad (EP) must be tied directly to ground with at least 9 thermal vias (0.3 mm drill, 0.5 mm pitch) for thermal dissipation.
The 64-VQFN (9x9 mm) exposed pad serves as the primary thermal path. Without proper soldering of the EP to a continuous ground pour with thermal vias, junction temperature can rise 30-50C above ambient under full CPU load, potentially triggering thermal shutdown at +125C max junction. Verified datasheet theta_JA for the 64-VQFN with 9 thermal vias on a 4-layer JEDEC test board is approximately 22 C/W - adequate for typical industrial environments but requires derating for sealed enclosures without airflow.
Layout the 64-VQFN with microstrip-trace impedance control on high-speed signals (USB D+/D-, oscillator traces) and keep analog inputs (AN0-AN19) routed away from switching nodes to avoid ADC noise coupling. The exposed pad must be a continuous copper pour with thermal vias arranged in a 3x3 grid beneath the EP, each via stitched to the inner ground plane. Crystal traces (OSC1/OSC2) should be short and guarded by ground pour on both sides to prevent jitter from CPU switching noise.
Three common pitfalls when bringing up PIC32MK0256GPG064-E/R4X boards: (1) Forgetting to solder the EP causes thermal-shutdown trips and erratic ADC readings; (2) Programming pin mapping conflicts - PGED1/PGEC1 and PGED2/PGEC2 are remappable, so ensure firmware maps ICD pins correctly; (3) ECC Flash initially disabled - first-time flash programming must explicitly enable ECC per the Microchip errata. Reference Microchip AN-Harmony for the recommended clock-tree initialization sequence to avoid PLL lockup.
Informasi Konformitas
RoHS and REACH compliant per Microchip product page. Industrial -40C to +125C temperature grade (E suffix). NOT AEC-Q100 qualified - for automotive applications use Q-suffix variants in the PIC32MK family.
