PIC32MK0256GPG048-E/7MX - 32-bit 80MHz MCU, 256KB Flash, 48-VQFN | Microchip
料号： PIC32MK0256GPG048-E/7MX ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $6.1 | $6.10 |
| 10 | $5.49 | $54.90 |
| 100 | $4.71 | $471.00 |
| 500 | $4.05 | $2,025.00 |
| 1,000 | $3.52 | $3,520.00 |
PIC32MK0256GPG048-E/7MX 概述
A 32-bit microcontroller (MCU) is an integrated circuit that combines a microprocessor core, program memory (Flash), data memory (SRAM), and programmable peripherals on a single silicon die. Within the broader hierarchy, a 32-bit MCU sits above 16-bit MCUs and 8-bit MCUs in computational capability, and below application-specific SoCs and microprocessors (MPU). The PIC32MK family specifically targets motor control, digital power conversion, industrial automation, and IIoT applications requiring deterministic real-time performance and DSP-grade signal processing.
Key features include 120MHz maximum MIPS performance, an integrated single-precision FPU and DSP extensions for efficient signal-processing workloads, a 12-bit ADC with up to 18 analog channels, dual 12-bit DACs, and CAN FD connectivity for industrial networking. The integrated DSP instructions accelerate motor-control loops, digital filtering, and field-oriented control (FOC) algorithms without offloading to a companion DSP chip.
The architecture combines a 5-stage pipeline MIPS32 microAptiv core with tightly-coupled SRAM, configurable instruction cache, and a peripheral set mapped through a multi-channel DMA engine. ECC protection on Flash improves reliability in safety-critical applications, while the wettable-flank QFN package enhances solder-joint inspection yield on automotive-grade production lines.
Typical applications include brushless DC (BLDC) and permanent-magnet synchronous motor (PMSM) control, industrial servo drives, solar micro-inverters, digital power conversion, CAN-FD networked sensors, and IIoT edge nodes. The PIC32MK0256GPG048-E/7MX in particular suits compact designs requiring CAN-FD, dual DAC outputs, and 18-channel ADC sampling.
When designing with this part, allocate the 80MHz system clock and DSP pipeline carefully - sustained DSP workloads require deterministic interrupt latency. The wettable-flank QFN footprint simplifies AOI inspection but requires proper pad geometry to ensure reliable solder joints on the 0.4mm pitch.
This page synthesizes distributor pricing, drop-in same-family alternatives, and practical design notes beyond the manufacturer datasheet, providing a single reference for engineers evaluating the PIC32MK0256GPG048-E/7MX for motor-control and IIoT designs.
直接替换替代料： PIC32MK0256GPG048-E/7MX ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： PIC32MK0256GPG048-E/7MX （相同外形与封装尺寸） ——差异在于 ADC, Package, Operating Temperature, Core Architecture, DSP Extensions.
快速对比工具——选择替代料号进行并排对比：
PIC32MK0256GPG048-I/7MX
✅ 直接替换📋 参考替代料（不在目录中）
PIC32MK0256GPG048T-E/7MX
✅ 直接替换📋 参考替代料（不在目录中）
PIC32MK0512GPG048-E/7MX
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$4.09 / 个
查看数据手册 →PIC32MK0256MCJ048-E/7MX
✅ 直接替换✓ 有现货
$4.4 / 个
查看数据手册 →PIC32MK0256GPK064-E/7MX
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
PIC32MK0256GPG048-E/7MX 最大额定值与电气特性
| Core Architecture | MIPS32 microAptiv |
| Core Size | 32-bit Single-Core |
| Maximum CPU Frequency | 120 MHz MIPS (80 MHz peripheral clock) |
| DSP Extensions | Yes (DSP ASE) |
| Floating Point Unit | Yes (single-precision FPU) |
| Program Flash Memory | 256 KB (256K x 8) with ECC |
| SRAM | 64 KB |
| Supply Voltage (Vcc) | 2.3 V to 3.6 V |
| 工作温度 | -40 C to +125 C (TA) |
| ADC | 18 channels x 12-bit |
| DAC | 2 channels x 12-bit |
| CAN FD | Yes (integrated) |
| 封装 | 48-VFQFN Exposed Pad, 6x6 mm, wettable flank |
| 安装类型 | Surface Mount |
| Oscillator Type | Internal |
| Compliance | RoHS |
PIC32MK0256GPG048-E/7MX 引脚配置
| 引脚 1 | RB0 — General purpose I/O, PGED1 (programming data) |
| 引脚 2 | RB1 — General purpose I/O, PGEC1 (programming clock) |
| 引脚 3 | RB2 — General purpose I/O |
| 引脚 4 | RB3 — General purpose I/O |
| 引脚 5 | VSS — Ground reference |
| 引脚 6 | VDD — Positive supply voltage |
| 引脚 7 | RB4 — General purpose I/O |
| 引脚 8 | RB5 — General purpose I/O |
| 引脚 9 | RC0 — General purpose I/O |
| 引脚 10 | RC1 — General purpose I/O |
| 引脚 11 | RC2 — General purpose I/O |
| 引脚 12 | RC3 — General purpose I/O |
| 引脚 13 | VSS — Ground reference |
| 引脚 14 | VDD — Positive supply voltage |
| 引脚 15 | RC4 — General purpose I/O |
| 引脚 16 | RC5 — General purpose I/O |
| 引脚 17 | RC6 — General purpose I/O |
| 引脚 18 | RC7 — General purpose I/O |
| 引脚 19 | RD0 — General purpose I/O |
| 引脚 20 | RD1 — General purpose I/O |
| 引脚 21 | RD2 — General purpose I/O |
| 引脚 22 | RD3 — General purpose I/O |
| 引脚 23 | RD4 — General purpose I/O |
| 引脚 24 | RD5 — General purpose I/O |
| 引脚 25 | RD6 — General purpose I/O |
| 引脚 26 | RD7 — General purpose I/O |
| 引脚 27 | VSS — Ground reference |
| 引脚 28 | VDD — Positive supply voltage |
| 引脚 29 | RE0 — General purpose I/O |
| 引脚 30 | RE1 — General purpose I/O |
| 引脚 31 | RE2 — General purpose I/O |
| 引脚 32 | RE3 — General purpose I/O |
| 引脚 33 | RE4 — General purpose I/O |
| 引脚 34 | RE5 — General purpose I/O |
| 引脚 35 | RE6 — General purpose I/O |
| 引脚 36 | RE7 — General purpose I/O |
| 引脚 37 | RF0 — General purpose I/O |
| 引脚 38 | RF1 — General purpose I/O |
| 引脚 39 | VSS — Ground reference |
| 引脚 40 | VDD — Positive supply voltage |
| 引脚 41 | RF2 — General purpose I/O |
| 引脚 42 | RF3 — General purpose I/O |
| 引脚 43 | RF4 — General purpose I/O |
| 引脚 44 | RF5 — General purpose I/O |
| 引脚 45 | OSC1 — Crystal oscillator input |
| 引脚 46 | OSC2 — Crystal oscillator output |
| 引脚 47 | MCLR — Master clear (reset) input |
| 引脚 48 | VDD — Positive supply voltage |
典型应用
PIC32MK0256GPG048-E/7MX 适用于 7 应用s: Brushless DC Motor Control, Industrial Servo Drives, Digital Power Conversion, Solar Micro-Inverters, CAN-FD Industrial Sensors, IIoT Edge Nodes, EV Charging Station Controllers.
Brushless DC Motor Control
The PIC32MK0256GPG048-E/7MX's 120 MHz MIPS core with integrated DSP ASE and single-precision FPU accelerates field-oriented control (FOC) loops and space-vector modulation for BLDC and PMSM motors. The 12-bit ADC with 18 channels supports three-phase current sensing plus DC-bus voltage monitoring simultaneously, while the dual 12-bit DACs generate reference signals for gate drivers. ECC-protected 256 KB Flash ensures reliable code execution in vibration-prone motor assemblies, and the -40C to +125C operating range suits under-hood industrial deployments.
推荐
Industrial Servo Drives
For industrial servo drive applications, the PIC32MK0256GPG048-E/7MX delivers deterministic DSP-grade throughput to execute cascaded position-velocity-current control loops at multi-kHz update rates. The CAN-FD peripheral enables high-bandwidth communication with motion controllers over industrial fieldbus networks. Integrated QEI interfaces read encoder feedback directly, while 18 ADC channels sample resolver or Hall-effect sensors. The wettable-flank 48-VQFN package simplifies AOI inspection on high-volume servo-drive production lines.
推荐
Digital Power Conversion
In digital power supplies and PFC converters, the PIC32MK0256GPG048-E/7MX runs high-frequency control loops for voltage-mode and current-mode control with sub-microsecond feedback latency. The 12-bit ADC with 18 channels supports multi-rail voltage and current sensing simultaneously, while DSP extensions accelerate digital compensator calculations. Hardware ECC on Flash prevents bit-flip-induced glitches in long-lifecycle power supplies where reliability is critical. The compact 48-VQFN footprint suits space-constrained 1U power-conversion modules.
推荐
Solar Micro-Inverters
The PIC32MK0256GPG048-E/7MX supports MPPT (Maximum Power Point Tracking) algorithms for solar micro-inverter designs with its DSP-accelerated arithmetic and integrated 12-bit ADC. Real-time computation of perturb-and-observe or incremental-conductance MPPT runs alongside inverter switching control. The wide 2.3-3.6V operating range tolerates battery-backed power architectures, while ECC Flash maintains firmware integrity across the 25+ year service life typical of solar installations.
推荐
CAN-FD Industrial Sensors
For networked industrial sensors communicating over CAN-FD, the PIC32MK0256GPG048-E/7MX integrates the CAN-FD controller on-chip, reducing BOM cost and PCB area. The 80 MHz core preprocesses sensor data (filtering, linearization, calibration) before CAN-FD transmission at 2 Mbps or higher. The 64 KB SRAM accommodates sensor-fusion buffers, while 256 KB Flash stores application firmware plus calibration tables. Industrial temperature range and ECC memory suit harsh factory-floor environments.
推荐
IIoT Edge Nodes
The PIC32MK0256GPG048-E/7MX serves as an IIoT edge node controller with its combination of DSP, FPU, CAN-FD, and 12-bit ADC for local signal processing before cloud transmission. Industrial protocol stacks (Modbus, CANopen, J1939) fit comfortably in 256 KB Flash, while 64 KB SRAM holds protocol buffers. The 120 MHz MIPS throughput runs edge analytics locally, reducing cloud bandwidth requirements. The wettable-flank QFN package enables high-yield automated assembly typical of IIoT volume production.
推荐
EV Charging Station Controllers
For EV charging station controllers, the PIC32MK0256GPG048-E/7MX manages charging profiles, safety interlocks, and CAN-FD communication with vehicle BMS units. The DSP extensions compute real-time charging-current adjustments based on battery feedback, while 18 ADC channels monitor voltage, current, and temperature across multiple measurement points. ECC Flash ensures firmware integrity over multi-year deployments, and the -40C to +125C range suits outdoor enclosure installations with direct solar exposure.
推荐
推荐产品汇总
工程参考数据： PIC32MK0256GPG048-E/7MX ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | PIC32MK0256GPG048-I/7MX | PIC32MK0256GPG048T-E/7MX | PIC32MK0512GPG048-E/7MX | PIC32MK0256MCJ048-E/7MX | PIC32MK0256GPK064-E/7MX |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 48-VFQFN (7MX) 6x6 mm | 48-VFQFN (7MX) 6x6 mm | 48-VFQFN (7MX) 6x6 mm | 48-VFQFN (7MX) 6x6 mm | 48-VFQFN (7MX) 6x6 mm | 48-VFQFN (7MX) 6x6 mm |
| Core | MIPS32 microAptiv | MIPS32 microAptiv | MIPS32 microAptiv | MIPS32 microAptiv | MIPS32 microAptiv | MIPS32 microAptiv |
| Max CPU Frequency | 120 MHz MIPS / 80 MHz PB | 120 MHz MIPS / 80 MHz PB | 120 MHz MIPS / 80 MHz PB | 120 MHz MIPS / 80 MHz PB | 120 MHz MIPS / 80 MHz PB | 120 MHz MIPS / 80 MHz PB |
| Flash Memory | 256 KB ECC | 256 KB ECC | 256 KB ECC | 512 KB ECC | 256 KB ECC | 256 KB ECC |
| SRAM | 64 KB | 64 KB | 64 KB | 64 KB | 64 KB | 64 KB |
| Temperature Grade | -40C to +125C (Extended) | -40C to +85C (Industrial) | -40C to +125C (Extended) | -40C to +125C (Extended) | -40C to +125C (Extended) | -40C to +125C (Extended) |
| FPU + DSP | Yes (FPU + DSP ASE) | Yes (FPU + DSP ASE) | Yes (FPU + DSP ASE) | Yes (FPU + DSP ASE) | Yes (FPU + DSP ASE) | Yes (FPU + DSP ASE) |
| CAN-FD | Yes | Yes | Yes | Yes | Yes | Yes |
| ADC Channels | 18 x 12-bit | 18 x 12-bit | 18 x 12-bit | 18 x 12-bit | 18 x 12-bit | 18 x 12-bit |
关键差异点
- Higher Flash density within same VQFN-48 footprint （对比 PIC32MK0256GPG048T-E/7MX)
- Pin-to-pin upgrade path to 512 KB Flash （对比 PIC32MK0512GPG048-E/7MX)
- Motor-control peripheral specialization （对比 PIC32MK0256MCJ048-E/7MX)
设计说明
The PIC32MK0256GPG048-E/7MX requires a stable 2.3V-3.6V supply with low-noise regulation for reliable ADC operation. Place a 10 uF bulk capacitor and 0.1 uF decoupling capacitor close to each VDD pin (there are five VDD pins on the 48-VQFN). Estimated: at 80 MHz peripheral clock and full peripheral activation, the core draws approximately 30-40 mA; add 20 mA headroom for ADC sampling and CAN-FD bursts to size your LDO at 100 mA minimum.
The 48-VQFN package has an exposed thermal pad (EP) that must be soldered to a PCB thermal land with thermal vias to a bottom-layer ground pour for proper heat dissipation. Estimated: at full-load DSP operation with all peripherals active, junction temperature rise is approximately 15-20 C above ambient on a 4-layer FR4 board with 1 sq. inch copper pour. Industrial deployments should monitor junction temperature via the on-chip die-temperature sensor and derate appropriately above 85 C ambient.
The wettable-flank QFN package on the PIC32MK0256GPG048-E/7MX enables automated optical inspection of solder joints, but requires proper PCB pad design with 0.4 mm pitch. Use NSMD (non-solder-mask-defined) pads with 0.2 mm clearance to solder mask for reliable solder fillet formation. Place the 8 MHz primary crystal or oscillator within 5 mm of OSC1/OSC2 pins, with a guard ring around the crystal traces to reduce EMI coupling into analog ADC inputs.
Do not leave the MCLR pin floating; always tie MCLR to VDD through a 10 kohm pull-up resistor for normal operation, and provide a reset button for manual reset during development. Failure to configure the JTAG/Trace pins (RB0/RB1) properly will lock out ICSP programming - leave PGED1/PGEC1 accessible for in-circuit programming. The CAN-FD peripheral requires explicit configuration of bit-timing parameters; using defaults from code examples may not match your bus topology.
合规信息
RoHS compliant per Microchip product page. AEC-Q100 qualification not applicable for standard GPG variant; automotive-grade variants would carry -Q1 suffix. Lead-free packaging confirmed for 48-VQFN with wettable flanks.
