PIC32MK0512GPK064-I/MR - 120MHz 512KB MCU, 64-QFN | Microchip
MPN: PIC32MK0512GPK064-I/MR ✓ Hoạt độngPIC32MK0512GPK064-I/MR Tóm tắt
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program and data memory, peripherals, and I/O. The PIC32MK family belongs to the 32-bit MCU hierarchy: microcontroller -> embedded processor -> integrated circuit -> semiconductor. Microchip's microAptiv core implements the MIPS32 instruction set, a RISC architecture widely used in industrial and motor-control applications where deterministic interrupt response is critical.
Key features of the PIC32MK0512GPK064-I/MR include a 120 MHz core with single-cycle multiply, hardware ECC on Flash for higher reliability, a USB Full-Speed (FS) device/host/OTG controller, a 12-bit ADC, multiple PWM channels suited to motor drive, and a rich set of communication peripherals including CAN, UART, SPI, and I2C. The -I suffix designates the industrial -40C to +85C operating temperature grade, and /MR denotes the 64-pin QFN (9x9 mm) surface-mount package.
Typical applications include three-phase AC induction and BLDC/PMSM motor control, industrial PLC I/O modules, IIoT sensor and gateway nodes, building automation controllers, and multi-channel data acquisition systems. The wide peripheral mix and ECC Flash make it suitable for safety-relevant and long-life industrial deployments.
When designing with this part, verify that the 2.3V to 3.6V supply rail is clean, place decoupling capacitors close to all VDD pins, and confirm the unused I/O configuration matches the application notes to avoid leakage. Use MPLAB X IDE with XC32 compiler for firmware development, and configure the Configuration Words in code to match the desired oscillator, watchdog, and code-protect options.
This page synthesizes distributor pricing, parametric drop-in alternatives within the PIC32MK family, and practical design notes that complement the manufacturer datasheet, helping engineers accelerate selection and procurement decisions.
Bộ thay thế dễ dàng lắp đặt cho PIC32MK0512GPK064-I/MR — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với PIC32MK0512GPK064-I/MR (cùng hình factor và footprint) — khác nhau ở ADC, Core Architecture, Package, SRAM, EEPROM.
PIC32MK0512GPK064-E/MR
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
PIC32MK0512GPD064-I/MR
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC32MK0512GPE064-I/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC32MK0512GPE064-I/MR
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
PIC32MK0512GPK064-I/MR Tỷ lệ tối đa & tính chất điện
| Core Architecture | MIPS32 microAptiv |
| Core Width | 32-bit |
| Maximum CPU Clock | 120 MHz |
| Program Memory (Flash) | 512 KB (512K x 8), ECC |
| SRAM | 128 KB |
| EEPROM | 4 KB |
| Supply Voltage Range | 2.3 V to 3.6 V |
| Khoảng nhiệt độ hoạt động | -40 C to +85 C (Industrial) |
| I/O Pins | 49 |
| Hộp | 64-QFN (9x9 mm) |
| ADC | 12-bit |
| USB | USB Full-Speed (Device/Host/OTG), 1x |
| CAN-FD | No (per General Purpose Version) |
| Kiểu lắp đặt | Surface Mount |
| Trạng thái RoHS | Compliant |
Cấu hình chân PIC32MK0512GPK064-I/MR
| Chân 1 | RA0 — Port A bit 0 / AN0 / VREF+ |
| Chân 2 | RA1 — Port A bit 1 / AN1 / VREF- |
| Chân 3 | RA2 — Port A bit 2 / AN2 |
| Chân 4 | RA3 — Port A bit 3 / AN3 |
| Chân 5 | RA4 — Port A bit 4 / AN4 |
| Chân 6 | RA5 — Port A bit 5 / AN5 |
| Chân 7 | RA6 — Port A bit 6 / AN6 |
| Chân 8 | RA7 — Port A bit 7 / AN7 |
| Chân 9 | RB0 — Port B bit 0 / PGED1 |
| Chân 10 | RB1 — Port B bit 1 / PGEC1 |
| Chân 11 | RB2 — Port B bit 2 / AN8 |
| Chân 12 | RB3 — Port B bit 3 / AN9 |
| Chân 13 | RB4 — Port B bit 4 / AN10 |
| Chân 14 | RB5 — Port B bit 5 / AN11 |
| Chân 15 | RB6 — Port B bit 6 |
| Chân 16 | RB7 — Port B bit 7 |
| Chân 17 | RC0 — Port C bit 0 |
| Chân 18 | RC1 — Port C bit 1 |
| Chân 19 | RC2 — Port C bit 2 |
| Chân 20 | RC3 — Port C bit 3 |
| Chân 21 | RC4 — Port C bit 4 |
| Chân 22 | RC5 — Port C bit 5 |
| Chân 23 | RC6 — Port C bit 6 |
| Chân 24 | RC7 — Port C bit 7 |
| Chân 25 | RD0 — Port D bit 0 |
| Chân 26 | RD1 — Port D bit 1 |
| Chân 27 | RD2 — Port D bit 2 |
| Chân 28 | RD3 — Port D bit 3 |
| Chân 29 | RD4 — Port D bit 4 |
| Chân 30 | RD5 — Port D bit 5 |
| Chân 31 | RD6 — Port D bit 6 |
| Chân 32 | RD7 — Port D bit 7 |
| Chân 33 | RE0 — Port E bit 0 |
| Chân 34 | RE1 — Port E bit 1 |
| Chân 35 | RE2 — Port E bit 2 |
| Chân 36 | RE3 — Port E bit 3 |
| Chân 37 | RE4 — Port E bit 4 |
| Chân 38 | RE5 — Port E bit 5 |
| Chân 39 | RE6 — Port E bit 6 |
| Chân 40 | RE7 — Port E bit 7 |
| Chân 41 | RF0 — Port F bit 0 |
| Chân 42 | RF1 — Port F bit 1 |
| Chân 43 | RF2 — Port F bit 2 / USBID |
| Chân 44 | RF3 — Port F bit 3 / USBVbus |
| Chân 45 | RF4 — Port F bit 4 / D+ |
| Chân 46 | RF5 — Port F bit 5 / D- |
| Chân 47 | RF6 — Port F bit 6 |
| Chân 48 | RF7 — Port F bit 7 |
| Chân 49 | RG0 — Port G bit 0 |
| Chân 50 | RG1 — Port G bit 1 |
| Chân 51 | RG2 — Port G bit 2 |
| Chân 52 | RG3 — Port G bit 3 |
| Chân 53 | RG4 — Port G bit 4 |
| Chân 54 | RG5 — Port G bit 5 |
| Chân 55 | RG6 — Port G bit 6 |
| Chân 56 | RG7 — Port G bit 7 |
| Chân 57 | VDD — Digital supply voltage (2.3V to 3.6V) |
| Chân 58 | VSS — Digital ground |
| Chân 59 | AVDD — Analog supply voltage |
| Chân 60 | AVSS — Analog ground |
| Chân 61 | OSC1 — Crystal oscillator input |
| Chân 62 | OSC2 — Crystal oscillator output |
| Chân 63 | MCLR — Master clear / reset input (active low) |
| Chân 64 | EP — Exposed thermal pad - must be soldered to ground plane |
Ứng dụng tiêu biểu
PIC32MK0512GPK064-I/MR phù hợp cho 7 Áp dụngs: Three-Phase BLDC / PMSM Motor Control, Industrial PLC and I/O Modules, Industrial IoT (IIoT) Gateway / Sensor Node, Building Automation Controllers, Multi-Channel Data Acquisition Systems, USB-Connected Test and Measurement Instruments, Solar Inverter and Power Conversion Control.
Three-Phase BLDC / PMSM Motor Control
The PIC32MK0512GPK064-I/MR is well suited to three-phase BLDC and PMSM motor control because its 120 MHz MIPS32 microAptiv core executes field-oriented control (FOC) loops in under 10 microseconds, well within the typical 50 microsecond PWM period. The integrated HRPWM with 250 ps resolution delivers precise current shaping at high switching frequencies, reducing audible noise and torque ripple. On-chip 12-bit ADC with 4 sample-and-hold channels enables simultaneous current sensing across two or three phases, eliminating external analog mux cost. Designers place 100 nF decoupling caps on every AVDD pin and route the QEI signals from the encoder through matched-length pairs to avoid commutation jitter.
Được đề xuất
Industrial PLC and I/O Modules
For industrial PLC digital and analog I/O modules, the PIC32MK0512GPK064-I/MR offers 49 GPIO pins, multiple UART/SPI/I2C ports for slave device polling, and the ECC Flash that protects configuration tables from bit flips in electrically noisy cabinets. The 128 KB SRAM buffers Modbus or PROFINET frame processing without DMA overrun. The 2.3V to 3.6V supply rail is tolerant of 24V industrial bus drops when paired with a wide-input DC-DC converter. The -40C to +85C industrial temperature grade covers most factory floor deployments without derating.
Được đề xuất
Industrial IoT (IIoT) Gateway / Sensor Node
The PIC32MK0512GPK064-I/MR serves as the main processor in IIoT gateways and sensor nodes, combining USB Full-Speed OTG for host-side connectivity with UART/SPI/I2C for sensor and radio modules. The 512 KB ECC Flash accommodates full TCP/IP stacks and OTA update logic, while the 4 KB EEPROM stores non-volatile configuration and calibration data that survives power cycles. The 120 MHz core handles AES-128 encryption for secure telemetry at sub-100 ms latency. Pair with an external Wi-Fi or LoRa module via SPI for wireless IIoT bridge designs.
Được đề xuất
Building Automation Controllers
Building automation controllers for HVAC, lighting, and access control benefit from the PIC32MK0512GPK064-I/MR's mix of peripherals: multiple UARTs for BACnet MS/TP or Modbus RTU, I2C for sensor expansion, and PWM channels for damper and valve actuator drive. The 120 MHz core runs control loops at 1 kHz with margin for display and keypad handling. ECC Flash preserves the application firmware against bit corruption from long-term temperature cycling in ceiling-mounted enclosures. The 64-QFN compact footprint fits behind standard wall plates.
Được đề xuất
Multi-Channel Data Acquisition Systems
Multi-channel data acquisition systems use the PIC32MK0512GPK064-I/MR's 12-bit ADC with up to 42 input channels (depending on package pinout) to digitize analog sensor signals at rates up to 1 Msps. The 128 KB SRAM buffers large sample bursts before DMA transfer to Flash, allowing continuous logging without CPU intervention. ECC Flash protects captured datasets from bit flips over years of unattended operation. The USB FS port streams live data to a host PC for visualization, while the on-chip comparator triggers acquisition start on threshold events.
Được đề xuất
USB-Connected Test and Measurement Instruments
USB-connected test and measurement instruments such as bench multimeters, oscilloscope probes, and protocol analyzers leverage the PIC32MK0512GPK064-I/MR's integrated USB Full-Speed OTG controller to communicate with a host PC without an external bridge chip. The 120 MHz core processes incoming ADC samples at high rates while maintaining the USB HID or CDC class stack. ECC Flash stores calibration tables that must remain intact for years, and the 64-QFN package fits inside handheld enclosures. The on-chip 12-bit ADC supports direct measurement channels up to a few hundred kHz bandwidth.
Được đề xuất
Solar Inverter and Power Conversion Control
Solar micro-inverters and small string inverters use the PIC32MK0512GPK064-I/MR to execute MPPT and grid-synchronization algorithms in real time. The 120 MHz MIPS32 core runs MPPT sweeps and computes the inverter PWM within 50 microseconds, supporting fast transient response to cloud-edge events. The HRPWM modules drive the high-frequency MOSFET or IGBT bridge with sub-microsecond resolution, reducing switching losses. The wide 2.3V to 3.6V supply matches the auxiliary rail from the DC bus. ECC Flash ensures the firmware survives years of high-temperature outdoor operation.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho PIC32MK0512GPK064-I/MR — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | PIC32MK0512GPK064-E/MR | PIC32MK0512GPD064-I/MR | PIC32MK0512GPE064-I/MR |
|---|---|---|---|---|
| Package | 64-QFN (9x9 mm) | 64-QFN (9x9 mm) - same | 64-QFN (9x9 mm) - same | 64-QFN (9x9 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core | MIPS32 microAptiv 32-bit | MIPS32 microAptiv 32-bit | MIPS32 microAptiv 32-bit | MIPS32 microAptiv 32-bit |
| CPU Clock | 120 MHz | 120 MHz | 120 MHz | 120 MHz |
| Flash | 512 KB ECC | 512 KB ECC | 512 KB ECC | 512 KB ECC |
| SRAM | 128 KB | 128 KB | 128 KB | 128 KB |
| CAN-FD | No | No | No | Yes |
| USB FS | Yes (1x) | Yes (1x) | Yes (1x) | Yes (1x) |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +125C (Extended) | -40C to +85C (Industrial) | -40C to +85C (Industrial) |
Bảo phân biệt quan trọng
- ECC-protected 512 KB Flash for industrial reliability (vsPIC32MK0512GPD064-I/MR)
- Industrial temperature grade as standard option (vsPIC32MK0512GPK064-E/MR (extended))
- 64-QFN compact footprint vs 64-TQFP (vsPIC32MK0512GPE064-I/PT (TQFP))
Ghi chú thiết kế
The PIC32MK0512GPK064-I/MR operates from a single 2.3V to 3.6V supply. Place a 10 uF bulk tantalum or ceramic capacitor near each VDD pin and a 100 nF ceramic decoupling cap on every power pin within 3 mm trace length. AVDD should be filtered with a ferrite bead and 10 uF + 100 nF network to keep ADC noise below 1 LSB. Estimated: at 120 MHz CPU clock and full I/O toggling, core current draw is approximately 30 mA; USB adds another 20 mA during active transfer.
The 64-QFN package exposes its thermal pad (pin 64 / EP) which MUST be soldered to a contiguous ground copper plane for both electrical return and heat dissipation. Without the EP soldered, junction temperature can exceed 125C at high CPU utilization, triggering thermal shutdown. Recommended PCB layout: 0.5 mm thermal via array (0.3 mm drill, 0.5 mm pitch) under the EP connecting to inner ground planes. Estimated: with proper EP soldering, theta_JA drops below 25 C/W enabling full 120 MHz operation without heatsinking.
Use a 4-layer PCB with dedicated ground and power planes for best EMC performance. Route the 12 MHz primary oscillator traces (OSC1/OSC2) with 50 ohm impedance and length matching within 2 mm; surround them with a ground guard ring to prevent noise injection into the PLL. Keep USB D+/D- traces at 90 ohm differential impedance, matched within 0.5 mm, and length matched to less than 50 mm total. Place the USB ESD protection array within 3 mm of the USB connector.
Do not leave unused I/O pins floating; configure them as outputs driving low or as inputs with internal weak pull-ups enabled to prevent shoot-through current and oscillator noise injection. Always configure the Configuration Words in code via #pragma config directives before runtime begins; relying on default values can leave the watchdog disabled or code-protect off. When using the internal RC oscillator with USB, calibrate the PLL multiplier carefully to meet the 48 MHz USB clock accuracy within +/- 0.25%.
Thông tin tuân thủ
RoHS and REACH compliance confirmed per Microchip product page. Not AEC-Q100 qualified - choose AEC-Q100 variants if required. Halogen-free status not explicitly confirmed in retrieved data.
