PIC24EP512GP202-E/MM - 512KB Flash 16-bit MCU | Microchip 28-QFN
料号： PIC24EP512GP202-E/MM ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $8.45 | $8.45 |
| 10 | $7.62 | $76.20 |
| 100 | $6.34 | $634.00 |
| 500 | $5.48 | $2,740.00 |
| 1,000 | $4.92 | $4,920.00 |
PIC24EP512GP202-E/MM 概述
A 16-bit microcontroller (MCU) is a programmable processor that executes instructions on 16-bit data words, bridging the gap between 8-bit controllers and 32-bit processors in the embedded semiconductor hierarchy: 8-bit MCU → 16-bit MCU → 32-bit MCU → microprocessor. The PIC24EP family sits in the high-performance tier of Microchip's 16-bit portfolio, offering DSP-class instruction support, single-cycle MAC, and rich analog peripherals while retaining the deterministic interrupt model familiar to PIC developers.
Key features include 512 KB self-programmable Flash (170K × 24 organization), 48 KB SRAM, dual 3.2 MSPS 10/12-bit ADC with up to 10 channels, two on-chip op-amps, two comparators, a Charge Time Measurement Unit (CTMU), and a Peripheral Trigger Generator (PTG) for hardware-state-machine peripheral sequencing. Communication peripherals cover up to two UART, two SPI, two I2C, and one ECAN module, while motor-control needs are met by the 70 MIPS PWM/OC/PWM with eight 16-bit timers. The device operates from 3.0 V to 3.6 V and offers extensive oscillator flexibility with PLL, 8 MHz internal FRC, and external crystal support.
Architecturally, the PIC24E core combines a modified Harvard bus with 24-bit instruction words, 16 working registers, and C-friendly addressing, enabling efficient C-compiler code density. The integrated op-amps and comparators eliminate external analog front-end components in sensor-interface applications, while the CTMU supports capacitive-touch and time-of-flight measurements without an external timing ASIC.
Typical applications include industrial motor control (BLDC, PMSM, stepper drives), medical patient-monitoring instrumentation, smart energy metering with CT/PT front-ends, automotive body electronics (CAN-connected ECUs), high-performance sensor hubs, and LED lighting controllers. Designers also deploy the device in UPS power-conversion feedback loops and digital-power PFC stages where the PTG offloads critical timing from the CPU.
When designing with this MCU, place decoupling capacitors within 2 mm of each VDD/VSS pin pair and route the analog AVdd/AVss pair through a ferrite bead for ADC noise isolation. Use the Alternate I/O feature to remap peripherals to optimal PCB locations, and reserve one DMA channel for high-throughput ADC-to-memory transfers to keep the CPU available for control loops.
This page synthesizes XAIPART distributor pricing, verified Microchip same-family drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.
直接替换替代料： PIC24EP512GP202-E/MM ——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： PIC24EP512GP202-E/MM （相同外形与封装尺寸） ——差异在于 Core Architecture, Package, ADC, MSL Level, Operating Temperature.
快速对比工具——选择替代料号进行并排对比：
PIC24EP512GP202-I/MM
✅ 直接替换✓ 有现货
$4.55 / 个
查看数据手册 →PIC24EP512GP202T-E/MM
✅ 直接替换✓ 有现货
$5.79 / 个
查看数据手册 →PIC24EP256GP202-E/MM
✅ 直接替换📋 参考替代料（不在目录中）
PIC24EP512GP202-E/MM 最大额定值与电气特性
| Core Architecture | PIC24E (16-bit modified Harvard) |
| Maximum CPU Speed | 70 MIPS (60 MIPS at 3.3V) |
| Program Flash Memory | 512 KB (170K x 24) |
| SRAM | 48 KB |
| Operating Voltage | 3.0 V to 3.6 V |
| 封装 | 28-pin QFN-S (6x6 mm) |
| 工作温度 | -40C to +125C (extended grade, -E) |
| ADC | 2x 10/12-bit, up to 3.2 MSPS |
| Op-Amps | 2 on-chip |
| Comparators | 2 on-chip |
| CTMU | Yes (Charge Time Measurement Unit) |
| PTG | Yes (Peripheral Trigger Generator) |
| ECAN | 1 x ECAN module |
| UART / SPI / I2C | 2 / 2 / 2 |
| PWM Channels | Up to 8 (16-bit) |
| Timers (16-bit) | Up to 8 |
| 安装类型 | Surface Mount |
| RoHS 状态 | Compliant |
| Lead-Free | Yes |
| MSL 等级 | 1 (unlimited floor life) |
PIC24EP512GP202-E/MM 引脚配置
| 引脚 1 | RP15/PWM3H/PMCS1/RB15 — Remappable I/O / PWM / peripheral pin |
| 引脚 2 | VDD — Digital supply (3.0-3.6V) |
| 引脚 3 | VSS — Digital ground |
| 引脚 4 | OSCI/CLKI/RA2 — Crystal oscillator input / GPIO |
| 引脚 5 | OSCO/CLKO/RA3 — Crystal oscillator output / GPIO |
| 引脚 6 | PGEC1/AN0/CMP1A/RA0 — ICD programming clock / analog input / comparator |
| 引脚 7 | PGED1/AN1/CMP1B/RA1 — ICD programming data / analog input / comparator |
| 引脚 8 | AN2/CMP2A/RA4 — Analog input / comparator |
| 引脚 9 | AN3/CMP2B/RA5 — Analog input / comparator |
| 引脚 10 | AVDD — Analog supply |
| 引脚 11 | AVSS — Analog ground |
| 引脚 12 | AN4/C1INA/C2INA/RA6 — Analog input / comparator in |
| 引脚 13 | AN5/C1INB/C2INB/RA7 — Analog input / comparator in |
| 引脚 14 | RP0/PWM1L/INT0/RB0 — Remappable I/O / PWM / external interrupt |
| 引脚 15 | RP1/PWM1H/RB1 — Remappable I/O / PWM |
| 引脚 16 | RP2/RB2 — Remappable I/O |
| 引脚 17 | RP3/RB3 — Remappable I/O |
| 引脚 18 | RP4/RB4 — Remappable I/O |
| 引脚 19 | VSS — Digital ground |
| 引脚 20 | VDD — Digital supply (3.0-3.6V) |
| 引脚 21 | RP5/PWM2L/RB5 — Remappable I/O / PWM |
| 引脚 22 | RP6/PWM2H/RB6 — Remappable I/O / PWM |
| 引脚 23 | RP7/RB7 — Remappable I/O |
| 引脚 24 | RP8/RB8 — Remappable I/O |
| 引脚 25 | RP9/RB9 — Remappable I/O |
| 引脚 26 | RP10/PWM3L/RB10 — Remappable I/O / PWM |
| 引脚 27 | RP11/PWM4L/RB11 — Remappable I/O / PWM |
| 引脚 28 | RP12/PWM4H/RB12 — Remappable I/O / PWM |
典型应用
PIC24EP512GP202-E/MM 适用于 7 应用s: Industrial BLDC / PMSM Motor Control, Smart Energy Metering, Automotive CAN Body Electronics, Medical Patient Monitoring Instrumentation, Industrial Sensor Hubs / IoT Gateways, LED Lighting Controllers and DALI Nodes, Digital Power PFC and UPS Control.
Industrial BLDC / PMSM Motor Control
The PIC24EP512GP202-E/MM is widely deployed as the controller core in industrial BLDC and PMSM motor drives. Its 60 MIPS core easily handles field-oriented control (FOC) loops at 20 kHz with margin for sensorless estimators, while the 8 PWM channels drive a 3-phase inverter through gate drivers. Two on-chip op-amps condition shunt-resistor current signals, and dual comparators implement hardware over-current protection that bypasses the CPU. ECAN supports CANopen or proprietary industrial protocols for drive networking, while the -40°C to +125°C temperature rating suits outdoor and cabinet-mounted installations.
推荐
Smart Energy Metering
Single- and multi-phase smart electricity meters use the PIC24EP512GP202-E/MM as the metering engine. The dual 10/12-bit ADC at 3.2 MSPS samples CT/PT-derived voltage and current waveforms simultaneously, while the CTMU enables capacitive touch and time-of-flight features for tamper detection or user interface. 512 KB Flash accommodates the metering firmware stack including calibration tables, RMS computation, and DLMS/COSEM or IEC 62056 protocol libraries. ECAN, UART, or PLC modems provide communication backhaul to utility concentrators.
推荐
Automotive CAN Body Electronics
Body controllers, HVAC modules, and seat-control ECUs in passenger vehicles leverage the PIC24EP512GP202-E/MM for its integrated ECAN, PWM-rich timer block, and extended temperature operation. The -40°C to +125°C rating covers under-hood and cabin environments, while 512 KB Flash stores AUTOSAR-compatible or vendor-proprietary stacks. The CTMU supports capacitive touch buttons and proximity sensors common in modern interior human-machine interfaces. Designers pair the MCU with CAN transceivers such as MCP2551 and LIN transceivers for sub-network connectivity.
推荐
Medical Patient Monitoring Instrumentation
Portable patient monitors, infusion pumps, and pulse oximeters use the PIC24EP512GP202-E/MM as a low-power, high-reliability control MCU. The CTMU enables accurate pulse-oximetry timing measurements, while the on-chip op-amps condition photodiode and ECG signals without an external analog front end. 512 KB Flash accommodates FDA-compliant firmware with revision tracking, and the extended temperature grade supports continuous monitoring in varied clinical environments. USB or UART links the MCU to host panels for data display and trending.
推荐
Industrial Sensor Hubs / IoT Gateways
Industrial IoT gateways and sensor hubs aggregate data from multiple field sensors via UART, SPI, or I2C, then forward via Ethernet, Wi-Fi, or cellular modems. The PIC24EP512GP202-E/MM's 48 KB SRAM supports buffering of MQTT or CoAP payloads, while the 60 MIPS CPU handles TLS handshake acceleration in software. Multiple UART/SPI/I2C instances connect to environmental sensors, while ECAN links to legacy industrial networks. The -40°C to +125°C grade and 512 KB Flash make it a robust platform for edge analytics.
推荐
LED Lighting Controllers and DALI Nodes
Tunable-white and RGBW architectural lighting fixtures use the PIC24EP512GP202-E/MM as the DALI-2 or DMX controller. The MCU's PWM channels drive high-current LED drivers with 16-bit resolution for smooth dimming, while the CTMU supports capacitive touch sliders on luminaire housings. 512 KB Flash stores DALI-2 application controller firmware, fixture calibration data, and lighting scenes. ECAN or UART enables daisy-chain networking in commercial installations and integration with building management systems.
推荐
Digital Power PFC and UPS Control
Server PSU and UPS designers use the PIC24EP512GP202-E/MM for power factor correction (PFC) and DC-DC converter control. The Peripheral Trigger Generator (PTG) executes hardware-state-machine timing for critical control loops, offloading the CPU and improving transient response. The fast ADC with 3.2 MSPS sampling supports bridgeless totem-pole PFC topologies, while 8 PWM channels drive synchronous-rectifier and PFC MOSFETs. Extended temperature operation is essential in thermally constrained server environments.
推荐
推荐产品汇总
工程参考数据： PIC24EP512GP202-E/MM ——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 | PIC24EP512GP202-I/MM | PIC24EP512GP202T-E/MM | PIC24EP256GP202-E/MM |
|---|---|---|---|---|
| Package | 28-QFN-S (6x6 mm) | 28-QFN-S (6x6 mm) - same | 28-QFN-S (6x6 mm) - same | 28-QFN-S (6x6 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 512 KB | 512 KB | 512 KB | 256 KB |
| RAM | 48 KB | 48 KB | 48 KB | 48 KB |
| Maximum CPU Speed | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS |
| Operating Temperature | -40C to +125C (extended) | -40C to +85C (industrial) | -40C to +125C (extended) | -40C to +125C (extended) |
| ADC | 2x 10/12-bit, 3.2 MSPS | 2x 10/12-bit, 3.2 MSPS | 2x 10/12-bit, 3.2 MSPS | 2x 10/12-bit, 3.2 MSPS |
| ECAN | Yes (1 module) | Yes (1 module) | Yes (1 module) | Yes (1 module) |
| Op-Amps / Comparators | 2 / 2 | 2 / 2 | 2 / 2 | 2 / 2 |
关键差异点
- Largest Flash in the 28-QFN GP2xx subfamily （对比 PIC24EP256GP202-E/MM)
- Extended temperature grade （对比 PIC24EP512GP202-I/MM)
- Rich integrated analog front-end （对比 PIC24EP32GP202-I/MM)
- Peripheral Trigger Generator (PTG) hardware sequencer （对比 dsPIC33EP128MC202-E/MM)
- Dual 3.2 MSPS ADC with simultaneous sampling （对比 PIC24EP256GP206-I/PT)
设计说明
Place a 10 µF bulk capacitor plus a 0.1 µF ceramic bypass within 2 mm of each VDD/VSS pin pair (pins 2/3, 19/20). The AVDD/AVSS pair (pins 10/11) requires its own 0.1 µF + 10 µF combination and ideally a ferrite bead (e.g., BLM18PG471SN1D) to isolate analog supply noise from the digital rail. Failure to bypass AVDD separately will couple switching noise into ADC measurements, degrading motor-control current-loop accuracy.
Route the OSCI/OSCO traces to the crystal with symmetric length and keep them short (under 10 mm) to minimize parasitic capacitance. Use a ground guard ring around the crystal and load capacitors. The QFN-6x6 package requires a thermal pad tied to VSS with at least 9 thermal vias (0.3 mm drill, 1 mm pitch) to the inner ground plane for adequate heat spreading at full 60 MIPS operation.
Do not exceed 3.6 V on any VDD or AVDD pin - the PIC24EP family is NOT 5 V tolerant on digital I/O. When migrating from PIC24F or PIC18F designs, verify all interface pull-ups are 3.3 V only. Also ensure PGEC1/PGED1 (pins 6/7) are not pulled low at reset; if external drivers hold these low, the ICD cannot connect and programming will fail. Leave at minimum a 4.7 kΩ pull-up on each PGECx/PGEDx pair for in-circuit debug reliability.
When using ECAN at 1 Mbit/s, add a 120 Ω termination resistor between CANH and CANL at each node and keep the CAN bus stub length under 30 cm. For ADC accuracy, add a 10 nF capacitor on each analog input pin in addition to any external anti-alias filter; this suppresses sampling-charge injection kick-back that otherwise introduces 1-2 LSB crosstalk between adjacent ADC channels in motor-control current-sense applications.
Estimated: at 60 MIPS CPU activity in the 28-QFN-S (6x6 mm) package with theta_JA approximately 40 °C/W on a 2-layer 1-oz copper PCB, the device dissipates around 0.3 W under typical peripheral loading. Junction temperature rise above ambient is roughly 12 °C, well within the 125 °C maximum. For continuous 70 MHz operation at +85 °C ambient, add a copper pour under the thermal pad and consider 4-layer PCB to keep Tj below 110 °C for long-term reliability.
合规信息
RoHS and REACH compliant per Microchip product page. Not AEC-Q100 qualified - for automotive safety-critical applications choose dsPIC33 variants with AEC-Q100 grade.
