PIC24FJ64GA002-E/ML - 16-bit 32MHz 64KB Flash MCU | Microchip
料号： PIC24FJ64GA002-E/ML ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $6.96 | $6.96 |
| 10 | $6.2 | $62.00 |
| 100 | $5.18 | $518.00 |
| 500 | $4.35 | $2,175.00 |
| 1,000 | $3.78 | $3,780.00 |
PIC24FJ64GA002-E/ML 概述
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory, data memory, and a rich set of peripherals on a single die, forming the lowest tier of the embedded system hierarchy alongside sensors, power management, and connectivity ICs. The PIC24F family sits between the 8-bit PIC16/PIC18 and the 32-bit PIC32MX/PIC32MZ families, targeting applications that need more performance than 8-bit can deliver but do not justify the cost of a 32-bit core.
Key features include 16 MIPS operation at 32 MHz, 8 MHz internal oscillator with 4x PLL and multiple divide options, on-chip 64 KB Flash program memory, 8 KB SRAM, and the nanoWatt XLP power-management modes that drop quiescent current below 1 uA in sleep. The 28-pin QFN exposes up to 21 general-purpose I/O, two analog comparators, a 10/12-bit ADC with up to 10 input channels, two UART/SPI/I2C capable Enhanced Capture/Compare/PWM modules, three 16-bit timers, and a real-time clock calendar with separate 32 kHz oscillator pins.
The PIC24FJ64GA002 family uses a modified Harvard architecture with separate instruction and data paths, allowing instruction fetch and data access to occur in the same cycle. C compiler optimization (MPLAB XC16) is supported with a C-friendly instruction set, 16 working registers, and 32 interrupt vectors with configurable priority. CodeGuard basic security prevents unauthorized Flash reads for IP protection.
Typical applications include low-power IoT sensor nodes, battery-powered portable instrumentation, USB/USB-OTG device firmware (with the PIC24F USB variant), industrial control panels, and consumer white goods. The wide 2.0V-3.6V operating range and nanoWatt XLP modes are especially useful for coin-cell or AAA-cell products that must run for years without battery replacement.
Design with at least a 100 nF decoupling capacitor on every VDD pin and a 10 uF bulk capacitor on the main rail. Leave the DISVREG pin tied correctly per the package variant (see datasheet) to ensure the on-chip voltage regulator powers the core cleanly without noise coupling into analog peripherals.
This page synthesizes distributor pricing, drop-in same-package and cross-package compatible alternatives, design notes, and comparison data that are not available on any single manufacturer page.
直接替换替代料： PIC24FJ64GA002-E/ML ——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： PIC24FJ64GA002-E/ML （相同外形与封装尺寸） ——差异在于 ADC, Package, Timers, Core Architecture, Operating Temperature.
快速对比工具——选择替代料号进行并排对比：
PIC24FJ64GA002-I/ML
✅ 直接替换✓ 有现货
$2.45 / 个
查看数据手册 →PIC24FJ64GA002T-E/ML
✅ 直接替换📋 参考替代料（不在目录中）
PIC24FJ64GA002-I/SP
✅ 直接替换📋 参考替代料（不在目录中）
PIC24FJ64GA002-I/SS
✅ 直接替换✓ 有现货
$2.51 / 个
查看数据手册 →PIC24FJ32GA002-E/SS
✅ 直接替换✓ 有现货
$3.1 / 个
查看数据手册 →PIC24FJ32GA102T-I/SO
✅ 直接替换✓ 有现货
$2.91 / 个
查看数据手册 →PIC24FJ64GA002-E/ML 最大额定值与电气特性
| Product Family | PIC24F (16-bit MCU) |
| Core Architecture | Modified Harvard, 16-bit |
| CPU Speed | 32 MHz (16 MIPS) |
| Program Memory (Flash) | 64 KB (22K x 24 instructions) |
| RAM | 8 KB |
| Operating Voltage | 2.0 V to 3.6 V |
| I/O Pins | 21 |
| ADC | 10-bit, up to 10 channels |
| Comparators | 2 analog comparators |
| Timers | 3 x 16-bit Timer/Counter |
| CCP/ECCP Modules | 2 (16-bit capture/compare/PWM) |
| UART/SPI/I2C | 2 peripheral interfaces |
| RTCC | Yes (separate 32 kHz oscillator pins) |
| Internal Oscillator | 8 MHz with 4x PLL and multiple divide options |
| Hardware Multiplier | 17-bit x 16-bit, single-cycle |
| Hardware Divider | 16-bit / 16-bit |
| Low-Power Technology | nanoWatt XLP (sleep current < 1 uA) |
| Code Security | Basic CodeGuard |
| 封装 | 28-pin QFN (ML) 6x6 mm with exposed pad |
| 安装类型 | Surface Mount |
| 工作温度 | -40 C to +125 C (Extended, "-E") |
| RoHS 状态 | Compliant |
PIC24FJ64GA002-E/ML 引脚配置
| 引脚 1 | MCLR — Master Clear (reset) input, active low |
| 引脚 2 | OSC1/RA0 — Oscillator crystal input or GPIO |
| 引脚 3 | OSC2/RA1 — Oscillator crystal output or GPIO |
| 引脚 4 | RA2 — GPIO port A bit 2 |
| 引脚 5 | RA3 — GPIO port A bit 3 |
| 引脚 6 | VSS — Ground reference |
| 引脚 7 | VDD — Positive supply (2.0V-3.6V) |
| 引脚 8 | RB0/PGC — GPIO port B bit 0 / ICSP clock |
| 引脚 9 | RB1/PGD — GPIO port B bit 1 / ICSP data |
| 引脚 10 | RB2 — GPIO port B bit 2 |
| 引脚 11 | RB3 — GPIO port B bit 3 |
| 引脚 12 | RB4 — GPIO port B bit 4 |
| 引脚 13 | RB5 — GPIO port B bit 5 |
| 引脚 14 | RB6 — GPIO port B bit 6 |
| 引脚 15 | RB7 — GPIO port B bit 7 |
| 引脚 16 | RC0 — GPIO port C bit 0 |
| 引脚 17 | RC1 — GPIO port C bit 1 |
| 引脚 18 | RC2 — GPIO port C bit 2 |
| 引脚 19 | VSS — Ground reference |
| 引脚 20 | VDD — Positive supply (2.0V-3.6V) |
| 引脚 21 | RC3 — GPIO port C bit 3 |
| 引脚 22 | RC4 — GPIO port C bit 4 |
| 引脚 23 | DISVREG — Voltage regulator disable (tie per datasheet) |
| 引脚 24 | RC5 — GPIO port C bit 5 |
| 引脚 25 | RC6 — GPIO port C bit 6 |
| 引脚 26 | RC7 — GPIO port C bit 7 |
| 引脚 27 | RC8 — GPIO port C bit 8 |
| 引脚 28 | RC9 — GPIO port C bit 9 |
典型应用
PIC24FJ64GA002-E/ML 适用于 7 应用s: Battery-Powered IoT Sensor Node, Industrial Control Panel, Portable Medical Monitoring Device, USB HID Device Firmware, Consumer White Goods Control Board, Sensor Data Logger, Motor Control Commutation Loop.
Battery-Powered IoT Sensor Node
The PIC24FJ64GA002-E/ML is well suited to battery-powered IoT sensor nodes because its nanoWatt XLP extreme-low-power technology drops sleep current below 1 uA while the dedicated 32 kHz RTCC pins enable accurate timekeeping with the main core idle. Its 64 KB Flash is enough for small BLE/Zigbee/LoRaWAN MAC stacks plus application code, and 8 KB RAM supports data buffering before wireless transmission. Compared to a discrete RTC+MCU solution, the integrated peripherals reduce BOM cost. Run the MCU at 32 MHz for sensor sampling and ADC acquisition, then drop to deep sleep between wake-ups, achieving multi-year battery life on a single CR2032.
推荐
Industrial Control Panel
The PIC24FJ64GA002-E/ML fits industrial control panels because the -E extended temperature grade guarantees operation from -40 C to +125 C, suitable for unheated factory cabinets. Its 32 MHz/16 MIPS core handles HMI state machines, key debounce, and basic PWM for indicator LEDs or buzzer drivers. The two analog comparators and 10-bit ADC with 10 channels can read 4-20 mA loop signals and discrete inputs. Hardware CodeGuard basic security protects intellectual property on the production floor. Connect RS-485 transceivers to the UART for Modbus RTU communications.
推荐
Portable Medical Monitoring Device
The PIC24FJ64GA002-E/ML supports portable medical monitoring devices where low power, deterministic code execution, and small package size matter. Its 10-bit ADC captures biosensor signals from pulse-oximeter or ECG front-ends, while 8 KB RAM buffers time-series samples before transmission. The single-cycle 17-bit hardware multiplier accelerates digital filter computations (e.g., FIR low-pass on ECG waveforms). The 28-QFN (6x6) package fits inside a wrist-worn form factor, and nanoWatt XLP modes extend battery life to days of continuous monitoring.
推荐
USB HID Device Firmware
The PIC24FJ64GA002-E/ML drives USB HID devices such as keyboards, mice, custom joysticks, and industrial input panels. Its 32 MHz core easily meets USB 1.1 Low/Full Speed timing requirements via the on-chip USB SIE with the appropriate companion PIC24F USB variant in the same family. CodeGuard basic security prevents reverse engineering of the HID descriptor logic. 64 KB Flash holds USB stack plus application code, while 8 KB RAM handles HID report buffers. Use the UART for diagnostics logging during development.
推荐
Consumer White Goods Control Board
The PIC24FJ64GA002-E/ML is a strong fit for consumer white goods such as washing machines, dishwashers, and microwave ovens where cost, reliability, and integrated peripherals reduce BOM. Its two CCP/ECCP modules generate PWM signals for motor speed or triac-fired heater control, and the 10-bit ADC reads temperature sensors (NTC) and water-level probes. The extended temperature grade survives the hot environment near heating elements. CodeGuard basic protects the proprietary appliance firmware against unauthorized copying during manufacturing.
推荐
Sensor Data Logger
The PIC24FJ64GA002-E/ML serves as the core of a portable sensor data logger where 64 KB Flash is enough to store compressed logs in EEPROM companion chips and 8 KB RAM acts as a circular buffer. The 10-bit ADC samples at high rates, the hardware multiplier runs compression algorithms, and the RTCC timestamps every entry. nanoWatt XLP modes let the logger run for months on AA cells in remote field deployments. The 28-QFN (6x6) is small enough for a handheld enclosure and -E temp grade handles outdoor environmental monitoring.
推荐
Motor Control Commutation Loop
The PIC24FJ64GA002-E/ML fits low-cost BLDC and brushed-DC motor control loops thanks to its two CCP/ECCP modules generating complementary PWM with dead-band, three 16-bit timers for Hall-sensor decoding, and the 10-bit ADC reading back EMF or current shunt. The 17-bit hardware multiplier accelerates PI/DM control math in fewer cycles than an 8-bit core, freeing MIPS for safety and diagnostics. nanoWatt XLP modes allow standby current below 1 uA when the motor is idle, and -E temp grade survives under-hood thermal stress in automotive and appliance applications.
推荐
推荐产品汇总
工程参考数据： PIC24FJ64GA002-E/ML ——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 | PIC24FJ64GA002-I/ML | PIC24FJ64GA002T-E/ML | PIC24FJ64GA002-I/SP | PIC24FJ32GA002-E/SS |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 28-QFN (6x6 mm) | 28-QFN (6x6 mm) - same | 28-QFN (6x6 mm) - same | 28-SPDIP (300 mil) | 28-SSOP (5.30 mm) |
| Flash Memory | 64 KB | 64 KB | 64 KB | 64 KB | 32 KB (-50%) |
| RAM | 8 KB | 8 KB | 8 KB | 8 KB | 8 KB |
| CPU Speed | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS |
| Temperature Grade | Extended -40 to +125 C | Industrial -40 to +85 C | Extended -40 to +125 C | Industrial -40 to +85 C | Extended -40 to +125 C |
| Low-Power Technology | nanoWatt XLP | nanoWatt XLP | nanoWatt XLP | nanoWatt XLP | nanoWatt XLP |
| Pin Count | 28 | 28 | 28 | 28 | 28 |
关键差异点
- Extended industrial temperature grade in the same QFN-28 footprint （对比 PIC24FJ64GA002-I/ML)
- Double the Flash of the lower-cost PIC24FJ32GA002 sibling （对比 PIC24FJ32GA002-E/SS)
- Surface-mount QFN optimized for compact IoT designs （对比 PIC24FJ64GA002-I/SP)
- NanoWatt XLP deep sleep current below 1 uA （对比 PIC24FJ64GA002T-E/ML)
设计说明
Decouple both VDD pins (7 and 20) with a 100 nF ceramic capacitor each, and place a single 10 uF bulk capacitor on the main 3.3 V rail close to the package. The 28-QFN exposed thermal pad must be soldered to a ground copper pour for thermal dissipation; a star-ground topology with the analog ground (VSS) returning to one point reduces ADC noise. Use an MCP1700 or equivalent low-Iq LDO to provide 2.0V-3.6V from a battery source.
Estimated: At 32 MHz CPU clock with all peripherals active, the PIC24FJ64GA002-E/ML draws roughly 15-20 mA, dissipating approximately 50-66 mW at 3.3 V. The 28-QFN package has excellent thermal conductivity to the exposed pad, which should be soldered to at least 100 mm^2 of copper pour on the top or bottom layer to keep junction temperature within the -40 to +125 C extended range. For high-temperature enclosed industrial environments, spread the thermal copper to both top and bottom layers with thermal vias.
The DISVREG pin (pin 23) MUST be tied correctly per the package variant - for the 28-QFN 'ML' variant it is typically tied to VSS to enable the on-chip voltage regulator. Leaving DISVREG floating causes unstable core voltage and erratic operation. Also, do not confuse the -E (extended -40 to +125 C) and -I (industrial -40 to +85 C) suffixes - they share the same silicon and pinout but specify different temperature ranges.
Route the ICSP pins (PGC/PGD) as short, parallel traces to a 6-pin ICSP header with no stubs, to avoid programming failures during debug. Place the 32 kHz crystal traces (SOSCO/SOSCI, if used) on the same side as the MCU, surrounded by ground pour, to minimize stray capacitance. Keep analog input traces away from PWM outputs and digital switching signals to avoid ADC coupling.
The 28-QFN 'ML' package has a 6x6 mm body with an exposed thermal pad that must be soldered to a copper land pattern - not doing so causes thermal stress and solder joint failure in temperature-cycled environments. Follow Microchip's recommended PCB land pattern with an array of thermal vias under the EP to ground, with via diameters of 0.3 mm and 1.0 mm pitch to maximize thermal transfer.
合规信息
RoHS compliant per Microchip product page. -E suffix denotes extended temperature grade (-40 to +125 C) but does NOT carry AEC-Q100 automotive qualification; for AEC-Q100 qualified parts in the PIC24F family, contact Microchip directly. Conflict-minerals compliance per Microchip corporate policy.
