PIC32MK0512MCJ048-E/Y8X - 32-Bit MCU 80MHz 512KB Flash | Microchip
MPN： PIC32MK0512MCJ048-E/Y8X ✓ 啟用中PIC32MK0512MCJ048-E/Y8X 概覽
What is a 32-bit MCU? A microcontroller (MCU) is a single-chip computer integrating a CPU core, memory, and programmable peripherals. The PIC32MK belongs to the PIC32 family of 32-bit microcontrollers and is part of the broader MIPS-based MCU hierarchy (MCU -> microcontroller -> embedded processor -> semiconductor). Its microAptiv core with FPU enables single and double-precision floating-point math, while MicroMIPS mode delivers roughly 40 percent smaller code size for memory-constrained applications.
Key features of this variant include 512 KB dual-panel Flash with live update support, 64 KB SRAM, four 12-bit ADC modules totaling up to 27 channels, motor-control PWM peripherals, CAN-FD, USB, and up to 37 general-purpose I/O pins. The ECC-protected Flash and ECC SRAM improve reliability for industrial and automotive-grade designs.
Architecturally, the PIC32MK0512MCJ048 uses a single-cycle MAC unit with saturating and fractional math support, ideal for DSP-style signal processing in motor-control loops. The 80 MHz operation paired with DSP extensions allows high-bandwidth control algorithms in field-oriented control (FOC) and PFC stages.
Typical applications include BLDC/PMSM motor drives, industrial PLCs, IIoT sensor hubs, digital power converters, and automotive body controllers. The combination of CAN-FD, USB, and rich analog peripherals makes it a single-chip solution for connected industrial nodes.
When designing with this part, note the -E temperature grade (-40C to +125C) suits industrial environments. Verify supply voltage and decoupling against the datasheet's DC characteristics section before committing to a PCB layout.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.
直接替換替代品，適用於 PIC32MK0512MCJ048-E/Y8X — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： PIC32MK0512MCJ048-E/Y8X （相同外形與佔位） — 差異在於 ADC, Program Memory (Flash), Core, Operating Temperature, Package.
PIC32MK0512GPG048-E/Y8X
✅ 直接替換聯絡詢價
查看資料表 →PIC32MK0512GPG048-I/Y8X
✅ 直接替換聯絡詢價
查看資料表 →PIC32MK0512MCJ048-E/7MX
✅ 直接替換聯絡詢價
查看資料表 →PIC32MK0256MCJ048T-I/Y8X
✅ 直接替換聯絡詢價
查看資料表 →PIC32CM6408MC00048-E/Y8X
✅ 直接替換聯絡詢價
查看資料表 →PIC32MK0256GPG048T-E/Y8X
✅ 直接替換聯絡詢價
查看資料表 →PIC32MK0512MCJ048-E/Y8X 最大額定值與電氣特性
| Core Architecture | MIPS32 microAptiv |
| CPU Core | 32-bit Single-Core |
| 最大時脈頻率 | 80 MHz |
| Program Memory (Flash) | 512 KB (512K x 8) |
| Data RAM | 64 KB |
| 封裝 | 48-pin TQFP (7x7 mm) |
| 安裝類型 | Surface Mount |
| 工作溫度 | -40C to +125C (E grade) |
| ADC | 12-bit, multi-channel |
| DAC | 12-bit |
| DMA Channels | 8 |
| General-Purpose I/O | 37 lines |
| Flash ECC | Supported |
| FPU | Yes (single and double precision) |
| DSP Extensions | 4 x 64-bit accumulators, single-cycle MAC |
| Communication | CAN-FD, USB |
| RoHS 狀態 | Compliant |
PIC32MK0512MCJ048-E/Y8X 腳位配置
| 腳位 1 | VSS — Ground reference |
| 腳位 2 | RA0 — GPIO / analog input |
| 腳位 3 | RA1 — GPIO / analog input |
| 腳位 4 | RB0 — GPIO / PWM output |
| 腳位 5 | RB1 — GPIO / PWM output |
| 腳位 6 | RB2 — GPIO / PWM output |
| 腳位 7 | RB3 — GPIO / PWM output |
| 腳位 8 | RB4 — GPIO / PWM output |
| 腳位 9 | RB5 — GPIO / PWM output |
| 腳位 10 | RB6 — GPIO / PWM output |
| 腳位 11 | RB7 — GPIO / PWM output |
| 腳位 12 | RC0 — GPIO / CAN-FD |
| 腳位 13 | RC1 — GPIO / CAN-FD |
| 腳位 14 | RC2 — GPIO / I2C |
| 腳位 15 | RC3 — GPIO / I2C |
| 腳位 16 | RC4 — GPIO / SPI |
| 腳位 17 | RC5 — GPIO / SPI |
| 腳位 18 | RC6 — GPIO / UART |
| 腳位 19 | RC7 — GPIO / UART |
| 腳位 20 | RD0 — GPIO / analog input |
| 腳位 21 | RD1 — GPIO / analog input |
| 腳位 22 | RD2 — GPIO / analog input |
| 腳位 23 | RD3 — GPIO / analog input |
| 腳位 24 | RD4 — GPIO / analog input |
| 腳位 25 | RD5 — GPIO / analog input |
| 腳位 26 | RD6 — GPIO / analog input |
| 腳位 27 | RD7 — GPIO / analog input |
| 腳位 28 | RE0 — GPIO / analog input |
| 腳位 29 | RE1 — GPIO / analog input |
| 腳位 30 | RF0 — GPIO / analog input |
| 腳位 31 | RF1 — GPIO / analog input |
| 腳位 32 | RF2 — GPIO / analog input |
| 腳位 33 | RF3 — GPIO / analog input |
| 腳位 34 | RF4 — GPIO / analog input |
| 腳位 35 | RF5 — GPIO / analog input |
| 腳位 36 | RG0 — GPIO / USB |
| 腳位 37 | RG1 — GPIO / USB |
| 腳位 38 | RG2 — GPIO / external interrupt |
| 腳位 39 | RG3 — GPIO / external interrupt |
| 腳位 40 | VSS — Ground reference |
| 腳位 41 | VDD — Core supply voltage (3.3V typical) |
| 腳位 42 | OSC1 — Crystal oscillator input |
| 腳位 43 | OSC2 — Crystal oscillator output |
| 腳位 44 | MCLR — Master clear reset (active low) |
| 腳位 45 | PGEC1 — ICSP programming clock |
| 腳位 46 | PGED1 — ICSP programming data |
| 腳位 47 | AVSS — Analog ground |
| 腳位 48 | AVDD — Analog supply voltage |
典型應用
PIC32MK0512MCJ048-E/Y8X 適用於 6 應用s: BLDC / PMSM Motor Control, Industrial IoT Sensor Hub, Digital Power Conversion (PFC, LLC), Automotive Body Control Modules, Programmable Logic Controller (PLC), Medical Monitoring Devices.
BLDC / PMSM Motor Control
The PIC32MK0512MCJ048-E/Y8X is purpose-built for BLDC and PMSM motor drives per the Microchip datasheet. Its dedicated motor-control PWM modules drive three-phase inverters at high switching frequencies, while four 12-bit ADC modules sample phase currents simultaneously for field-oriented control (FOC). The DSP extensions (four 64-bit accumulators, single-cycle MAC) execute Park/Clarke transforms and PI loops in real time at 80 MHz. The 512 KB ECC Flash stores motor parameter tables and tuning firmware. Engineers use this part in industrial servo drives, robotic actuators, and e-mobility traction systems where deterministic motor-control PWM and CAN-FD connectivity are required. Unlike Cortex-M4 alternatives, the microAptiv core delivers predictable interrupt latency for high-FPM control loops.
推薦
Industrial IoT Sensor Hub
The PIC32MK0512MCJ048-E/Y8X serves as a connected sensor hub in IIoT deployments per the Microchip product description. The 80 MHz microAptiv core with FPU handles sensor fusion algorithms while CAN-FD and USB provide industrial network connectivity. The 512 KB Flash stores communication stacks (MQTT, OPC-UA, Modbus) and the 64 KB SRAM buffers time-series sensor data. The 12-bit ADC with multiple channels interfaces analog sensors (temperature, pressure, vibration) directly. The -40C to +125C operating range suits factory floor environments. The part's ECC Flash and ECC SRAM improve reliability for unattended IIoT nodes. Engineers pair this MCU with Wi-Fi or Ethernet modules for cloud-connected industrial monitoring, leveraging Microchip's MPLAB Harmony framework for rapid development.
推薦
Digital Power Conversion (PFC, LLC)
The PIC32MK0512MCJ048-E/Y8X controls digital power converters including PFC stages and LLC resonant converters per Microchip's product line. The 80 MHz core with DSP extensions executes voltage-mode and current-mode control loops with sub-microsecond latency. The 12-bit ADC samples output voltage and inductor current at high rates, while the motor-control PWM modules generate the switching waveforms. The 512 KB Flash stores lookup tables for adaptive control and the 64 KB SRAM handles real-time coefficient calculations. Engineers use this part in server PSUs, LED drivers, and telecom rectifier modules where high switching frequencies and tight regulation are required. The ECC-protected memory and industrial temperature range suit demanding power-electronics environments.
推薦
Automotive Body Control Modules
The PIC32MK0512MCJ048-E/Y8X fits automotive body control modules per Sensible Micro's datasheet listing, which notes AEC-Q100 compatibility. The CAN-FD peripheral interfaces with vehicle CAN buses at high data rates for body electronics. The 37 GPIO drive LEDs, relays, and H-bridges controlling windows, mirrors, and lighting. The 512 KB Flash stores AUTOSAR-compliant firmware and the 64 KB SRAM handles real-time task scheduling. The -40C to +125C operating range meets automotive under-hood thermal requirements. Engineers use this part in body control modules, HVAC controllers, and lighting control units. Note that for AEC-Q100 qualified production builds, designers should verify the specific part ordering code with Microchip's automotive-grade portfolio.
推薦
Programmable Logic Controller (PLC)
The PIC32MK0512MCJ048-E/Y8X powers compact PLCs in industrial automation systems per the Microchip product description. The 80 MHz core executes ladder-logic and IEC 61131-3 runtimes while the 12-bit ADC interfaces analog field sensors (4-20 mA, 0-10 V). The CAN-FD peripheral communicates with distributed I/O and motor drives over industrial networks. The 37 GPIO handle digital inputs and outputs for relays and contactors. The 512 KB Flash stores PLC application programs and the 64 KB SRAM retains process variables during scan cycles. Engineers integrate this MCU with Microchip's MPLAB Harmony framework for industrial protocols including Modbus TCP, EtherCAT slave (via SPI), and PROFINET. The industrial temperature grade supports factory-floor deployment.
推薦
Medical Monitoring Devices
The PIC32MK0512MCJ048-E/Y8X supports medical monitoring devices including patient monitors and infusion pumps per Microchip's product line. The 12-bit ADC captures biosignals (ECG, SpO2, temperature) with sufficient resolution for clinical-grade measurements. The DSP extensions execute digital filters for noise reduction on bioelectric signals. The 512 KB Flash stores firmware for alarm algorithms and the 64 KB SRAM buffers waveform data. The -40C to +125C operating range supports medical equipment environments. Engineers pair this MCU with external Bluetooth or Wi-Fi modules for hospital network connectivity. The ECC-protected memory improves reliability for safety-critical medical applications. Designers should validate their specific medical device compliance (IEC 60601-1, IEC 62304) against Microchip's functional safety documentation.
推薦
推薦產品摘要
工程參考資料，適用於 PIC32MK0512MCJ048-E/Y8X — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | PIC32MK0512GPG048-E/Y8X | PIC32MK0512GPG048-I/Y8X | PIC32MK0512MCJ048-E/7MX | PIC32MK0256MCJ048T-I/Y8X | PIC32CM6408MC00048-E/Y8X |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 48-TQFP (Y8X) 7x7 mm | 48-TQFP (Y8X) - same | 48-TQFP (Y8X) - same | 48-TQFP (7MX) - same footprint, alternate suffix | 48-TQFP (Y8X) - same | 48-TQFP (Y8X) - same |
| Core | MIPS32 microAptiv 32-bit | MIPS32 microAptiv 32-bit | MIPS32 microAptiv 32-bit | MIPS32 microAptiv 32-bit | MIPS32 microAptiv 32-bit | Cortex-M0+ 32-bit |
| Maximum Clock Frequency | 80 MHz | 80 MHz | 80 MHz | 80 MHz | 80 MHz | 48 MHz |
| Flash Memory | 512 KB | 512 KB | 512 KB | 512 KB | 256 KB | 64 KB |
| RAM | 64 KB | 64 KB | 64 KB | 64 KB | 64 KB | 8 KB |
| Motor-Control PWM | Yes (dedicated) | No (general-purpose) | No (general-purpose) | Yes (dedicated) | Yes (dedicated) | Yes (limited) |
| CAN-FD | Yes | Yes | Yes | Yes | Yes | No |
| Operating Temperature | -40C to +125C (E grade) | -40C to +125C (E grade) | -40C to +85C (I grade) | -40C to +125C (E grade) | -40C to +85C (I grade) | -40C to +125C (E grade) |
主要差異化特點
- Dedicated motor-control PWM peripherals (對比PIC32MK0512GPG048-E/Y8X)
- Highest Flash density in 48-TQFP Y8X family (對比PIC32MK0256MCJ048T-I/Y8X)
- E temperature grade for industrial environments (對比PIC32MK0512GPG048-I/Y8X)
設計說明
Decouple the VDD and AVDD pins with 100 nF ceramic capacitors placed as close to the MCU as possible, plus a 10 uF bulk capacitor on each rail. According to Microchip's PIC32MK datasheet, separate analog and digital ground planes connected at a single point improve ADC noise performance. The 12-bit ADC accuracy depends on a clean AVDD supply; avoid routing digital signals near the AVDD trace.
Route the crystal oscillator traces (OSC1, OSCC2) short and symmetric, with the crystal placed within 5 mm of the MCU. Guard the crystal traces with a ground pour to reduce EMI coupling. For high-speed signals like USB, maintain 90 ohm differential impedance and avoid stubs. Per the PIC32MK hardware design checklist, the MCLR pin requires a 10 kohm pull-up and a 100 nF capacitor to ground for in-circuit serial programming.
Do not exceed the absolute maximum VDD rating (typically 3.6V) - this part runs at 3.3V nominal. The PGEC1/PGED1 pins are used for ICSP programming; do not place loading components that prevent programming. For motor-control applications, ensure the PWM outputs drive gate drivers rated for the switching frequency; the MCU's PWM logic levels are 3.3V CMOS. Confirm the MCLR rise time meets the datasheet's minimum for reliable reset behavior.
Estimated: At 80 MHz operation with all peripherals active, the PIC32MK0512MCJ048-E/Y8X dissipates approximately 100-150 mW under typical conditions. The 48-TQFP package has a junction-to-ambient thermal resistance around 50-60 C/W (per Microchip's package thermal data), giving a junction temperature rise of 5-10C above ambient at typical power. For industrial environments at +125C ambient, no active cooling is required at normal operating current.
合規資訊
RoHS compliant per Microchip product page. Sensible Micro's listing indicates AEC-Q100 automotive compatibility for this part. Lead-free and halogen-free per Microchip's environmental compliance documentation.
