PIC24FJ128GA106-E/MR - 16-bit 32MHz 128KB Flash MCU | Microchip
料号： PIC24FJ128GA106-E/MR ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $6.5 | $6.50 |
| 10 | $5.85 | $58.50 |
| 100 | $5.2 | $520.00 |
| 500 | $4.55 | $2,275.00 |
| 1,000 | $4.1 | $4,100.00 |
PIC24FJ128GA106-E/MR 概述
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), data memory (RAM), and a rich set of peripherals such as timers, communication interfaces, and analog blocks. Within the broader taxonomy, the PIC24FJ family sits between 8-bit PIC16/PIC18 MCUs and the 32-bit PIC32 families, offering a strong balance of MIPS-per-mW for low-power mixed-signal applications. The "FJ" suffix denotes Flash program memory with nanoWatt XLP low-power technology.
Key features include three I2C, three SPI, four UART channels, 23 independent timers, and 53 general-purpose I/O pins. Peripheral highlights comprise a 10/12-bit ADC, multiple PWM outputs, RTCC, and the nanoWatt XLP sleep modes that drop standby current below 100 nA. The 16-bit Modified Harvard architecture runs at up to 16 MIPS, while 128 KB Flash (43K x 24) and 16 KB RAM allow ample code and data buffering for connectivity stacks.
The device uses a 3.3V nominal supply with an operating range of 2.0V to 3.6V, drawing less than 1 mA/MIPS active and offering deep-sleep currents below 100 nA with RTC retention. CTMU and mTouch capacitive-touch support, plus a Parallel Master Port for external memory or graphics, expand application reach. Integrated DMA and a configurable clock tree simplify real-time control and audio/sensor processing.
Typical applications include low-power connected sensors, industrial control HMI, USB/audio bridges, point-of-sale terminals, secure access panels, and automotive body controllers. The wide temperature range and rich connectivity make it a workhorse for portable instrumentation and home-automation gateways.
When designing with the PIC24FJ128GA106-E/MR, allocate adequate PCB copper under the exposed pad to meet the 9x9 mm thermal envelope, place decoupling capacitors within 3 mm of each power pin, and configure the PPS (Peripheral Pin Select) to avoid I/O contention. Code development is supported by MPLAB X IDE and MPLAB XC16 compiler.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.
直接替换替代料： PIC24FJ128GA106-E/MR ——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： PIC24FJ128GA106-E/MR （相同外形与封装尺寸） ——差异在于 Package, ADC, Maximum CPU Speed, I/O Pins, Operating Temperature.
快速对比工具——选择替代料号进行并排对比：
PIC24FJ128GA106-I/MR
✅ 直接替换✓ 有现货
$4.15 / 个
查看数据手册 →PIC24FJ128GA106T-E/MR
✅ 直接替换📋 参考替代料（不在目录中）
PIC24FJ256GA106-I/MR
✅ 直接替换📋 参考替代料（不在目录中）
PIC24FJ128GA106-E/PT
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
PIC24FJ128GA010-I/PT
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$4.95 / 个
查看数据手册 →PIC24FJ128DA106-I/MR
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$2.4 / 个
查看数据手册 →PIC24FJ128GA106-E/MR 最大额定值与电气特性
| Core | PIC24F 16-bit RISC |
| CPU Architecture | Modified Harvard, 16-bit |
| Program Memory (Flash) | 128 KB (43K x 24) |
| Data RAM | 16 KB |
| Maximum CPU Speed | 32 MHz (16 MIPS) |
| Operating Voltage Range | 2.0 V to 3.6 V |
| I/O Pins | 53 |
| 封装 | 64-pin VQFN (9x9 mm) |
| 工作温度 | -40C to +125C (Extended, "-E") |
| UART | 4 |
| SPI | 3 |
| I2C | 3 |
| Timers | 23 (16-bit, mixed 16/32-bit) |
| ADC | 10/12-bit, multi-channel |
| PWM Outputs | Yes, multiple Output Compare |
| Standby Current (nanoWatt) | < 100 nA (with RTCC) |
| Parallel Master Port | Yes |
| CTMU / mTouch | Yes |
| DMA | 8-channel |
| 安装类型 | Surface Mount |
| MSL 等级 | 3 |
| RoHS 状态 | Compliant |
| Lead-Free | Yes |
| Tube / Reel Packaging | Tube ("/MR" = QFN base, tape & reel may be ordered separately) |
PIC24FJ128GA106-E/MR 引脚配置
| 引脚 1 | RP15/RB15 — Remappable I/O or RB15 |
| 引脚 2 | RP14/RB14 — Remappable I/O or RB14 |
| 引脚 3 | RP13/RB13 — Remappable I/O or RB13 |
| 引脚 4 | RP12/RB12 — Remappable I/O or RB12 |
| 引脚 5 | RP11/RB11 — Remappable I/O or RB11 |
| 引脚 6 | RP10/RB10 — Remappable I/O or RB10 |
| 引脚 7 | RP9/RB9 — Remappable I/O or RB9 |
| 引脚 8 | RP8/RB8 — Remappable I/O or RB8 |
| 引脚 9 | RP7/RB7 — Remappable I/O or RB7 |
| 引脚 10 | RP6/RB6 — Remappable I/O or RB6 / ICDPGP2 |
| 引脚 11 | RP5/RB5 — Remappable I/O or RB5 |
| 引脚 12 | RP4/RB4 — Remappable I/O or RB4 |
| 引脚 13 | RP3/RB3 — Remappable I/O or RB3 |
| 引脚 14 | RP2/RB2 — Remappable I/O or RB2 / OC1 |
| 引脚 15 | RP1/RB1 — Remappable I/O or RB1 |
| 引脚 16 | RP0/RB0 — Remappable I/O or RB0 / PGEC1 |
| 引脚 17 | VSS — Ground reference |
| 引脚 18 | VDD — Core logic supply (2.0V-3.6V) |
| 引脚 19 | AVSS — Analog ground |
| 引脚 20 | AVDD — Analog supply (2.0V-3.6V) |
| 引脚 21 | AN15/RP23/RC15 — Analog input 15 / remappable I/O |
| 引脚 22 | AN14/RP22/RC14 — Analog input 14 / remappable I/O |
| 引脚 23 | AN13/RP21/RC13 — Analog input 13 / remappable I/O |
| 引脚 24 | AN12/RP20/RC12 — Analog input 12 / remappable I/O |
| 引脚 25 | AN11/RP19/RC11 — Analog input 11 / remappable I/O |
| 引脚 26 | AN10/RP18/RC10 — Analog input 10 / remappable I/O |
| 引脚 27 | AN9/RP17/RC9 — Analog input 9 / remappable I/O |
| 引脚 28 | AN8/RP16/RC8 — Analog input 8 / remappable I/O |
| 引脚 29 | AN7/RP7/RB7 — Analog input 7 / RB7 alt |
| 引脚 30 | AN6/RP6/RB6 — Analog input 6 / RB6 alt |
| 引脚 31 | AN5/RB5 — Analog input 5 / RB5 |
| 引脚 32 | AN4/RB4 — Analog input 4 / RB4 |
| 引脚 33 | AN3/RB3 — Analog input 3 / RB3 |
| 引脚 34 | AN2/RB2 — Analog input 2 / RB2 |
| 引脚 35 | AN1/RB1 — Analog input 1 / RB1 |
| 引脚 36 | AN0/RB0 — Analog input 0 / RB0 |
| 引脚 37 | VREF+/CVREF+/AN15 — ADC voltage reference high |
| 引脚 38 | VREF-/CVREF- — ADC voltage reference low |
| 引脚 39 | SDA1/RG3 — I2C1 data or RG3 |
| 引脚 40 | SCL1/RG2 — I2C1 clock or RG2 |
| 引脚 41 | RP21/RG1 — Remappable I/O / RG1 |
| 引脚 42 | RP20/RG0 — Remappable I/O / RG0 |
| 引脚 43 | RF15 — I/O RF15 |
| 引脚 44 | RF14 — I/O RF14 |
| 引脚 45 | RF13 — I/O RF13 |
| 引脚 46 | RF12 — I/O RF12 |
| 引脚 47 | RE15 — I/O RE15 |
| 引脚 48 | RE14 — I/O RE14 |
| 引脚 49 | RE13 — I/O RE13 |
| 引脚 50 | RE12 — I/O RE12 |
| 引脚 51 | RD15 — I/O RD15 |
| 引脚 52 | RD14 — I/O RD14 |
| 引脚 53 | RD13 — I/O RD13 |
| 引脚 54 | RD12 — I/O RD12 |
| 引脚 55 | RD11 — I/O RD11 |
| 引脚 56 | RD10 — I/O RD10 |
| 引脚 57 | RD9 — I/O RD9 |
| 引脚 58 | RD8 — I/O RD8 |
| 引脚 59 | RC15 — I/O RC15 alt |
| 引脚 60 | RC14 — I/O RC14 alt |
| 引脚 61 | RC13 — I/O RC13 alt |
| 引脚 62 | RC12 — I/O RC12 alt |
| 引脚 63 | OSCI/RC1 — Crystal oscillator input or RC1 |
| 引脚 64 | OSCO/RC0 — Crystal oscillator output or RC0 |
典型应用
PIC24FJ128GA106-E/MR 适用于 7 应用s: Industrial Control HMI, Low-Power IoT Sensor Node, USB Audio / HID Bridge, Automotive Body Controller, Portable Medical Monitor, Point-of-Sale Terminal, Smart Home Gateway.
Industrial Control HMI
The PIC24FJ128GA106-E/MR suits industrial HMI panels where 128 KB Flash hosts graphical menu libraries and 16 KB RAM buffers touch events. The Extended -40C to +125C rating tolerates factory-floor heat. Four UARTs bridge to motor drives, while three SPI channels drive TFT displays; mTouch via CTMU eliminates mechanical buttons and improves ESD robustness in wash-down environments.
推荐
Low-Power IoT Sensor Node
With nanoWatt XLP standby below 100 nA and RTCC retention, the PIC24FJ128GA106-E/MR runs multi-year on a single coin cell. The 32 MHz MIPS core wakes on interrupt, processes sensor samples over I2C/SPI, and returns to sleep. Integrated DMA offloads the CPU, enabling higher sample rates without sacrificing battery life - ideal for remote environmental monitors and smart metering.
推荐
USB Audio / HID Bridge
The integrated USB 2.0 full-speed controller with on-chip transceiver enables USB audio class 1.0 or HID bridges without external PHY. 128 KB Flash accommodates USB stacks, while 16 KB RAM handles audio buffering at 48 kHz. The Extended temperature grade supports in-vehicle infotainment peripherals and rugged USB audio interfaces in pro-audio equipment.
推荐
Automotive Body Controller
Body controllers for lighting, mirror adjust, and accessory modules benefit from the PIC24FJ128GA106-E/MR's Extended -40C to +125C range, four UART LIN-capable channels, and PWM outputs. The 53 I/O pins drive multiple LED drivers and FET bridges. PPS simplifies PCB layout when pin assignments shift between vehicle platforms, and CTMU enables touch-sensitive overhead consoles.
推荐
Portable Medical Monitor
The PIC24FJ128GA106-E/MR powers portable patient monitors where 128 KB Flash stores waveform DSP, 16 KB RAM buffers sample streams, and 12-bit ADC captures vital signs. nanoWatt XLP modes extend battery runtime, while the 3.3V core simplifies Li-Ion designs. IEC 60730 Class B safety libraries are available from Microchip, accelerating medical compliance.
推荐
Point-of-Sale Terminal
POS terminals need reliable connectivity, secure firmware, and graphic-rich displays - all delivered by the PIC24FJ128GA106-E/MR. USB device mode tethers to host POS systems, while UART bridges connect to fiscal printers and cash drawers. 53 I/O lines interface with keypad matrices, NFC readers, and thermal printer heads. Extended temperature tolerance handles warm retail environments.
推荐
Smart Home Gateway
Smart-home gateways aggregate Zigbee, BLE, and Wi-Fi data through the PIC24FJ128GA106-E/MR's three SPI and three I2C channels. The 32 MHz MIPS core manages local automation while offloading heavy tasks. 128 KB Flash stores gateway firmware with OTA update headroom, and nanoWatt sleep keeps idle wall-plug power low for always-on energy ratings.
推荐
推荐产品汇总
工程参考数据： PIC24FJ128GA106-E/MR ——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 | PIC24FJ128GA106-I/MR | PIC24FJ128GA106T-E/MR | PIC24FJ256GA106-I/MR | PIC24FJ128GA106-E/PT | PIC24FJ128DA106-I/MR |
|---|---|---|---|---|---|---|
| Package | 64-pin VQFN (9x9 mm) | 64-pin VQFN (9x9 mm) - same | 64-pin VQFN (9x9 mm) - same | 64-pin VQFN (9x9 mm) - same | 64-pin TQFP - different footprint | 64-pin VQFN (9x9 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 128 KB | 128 KB (same) | 128 KB (same) | 256 KB (+100%) | 128 KB (same) | 128 KB (same) |
| RAM | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB | 32 KB (+100%) |
| CPU Speed | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS |
| Temperature Grade | Extended (-40C to +125C) | Industrial (-40C to +85C) | Extended (-40C to +125C) | Industrial (-40C to +85C) | Extended (-40C to +125C) | Industrial (-40C to +85C) |
| Operating Voltage | 2.0 V to 3.6 V | 2.0 V to 3.6 V | 2.0 V to 3.6 V | 2.0 V to 3.6 V | 2.0 V to 3.6 V | 2.0 V to 3.6 V |
| I/O Pins | 53 | 53 | 53 | 53 | 53 | 53 |
| Crypto Engine | No | No | No | No | No | Yes (DA family) |
关键差异点
- 128 KB Flash + 16 KB RAM in a single 64-pin VQFN （对比 PIC24FJ64GA106-I/MR)
- nanoWatt XLP standby below 100 nA （对比 PIC24FJ128GA010-I/PT (non-XLP))
- Extended temperature grade (-40C to +125C) （对比 PIC24FJ128GA106-I/MR (Industrial))
- 53 I/O with 4 UART, 3 SPI, 3 I2C, 23 timers （对比 PIC24FJ128GA006-I/MR (lower-pin))
设计说明
Estimated: the 9x9 mm VQFN exposed pad carries the primary thermal and ground return path. Solder paste coverage of at least 80% of the EP is required to meet the 31 C/W theta_JA thermal envelope. Place 0.1 uF decoupling capacitors within 3 mm of each VDD pin and a 10 uF bulk capacitor near the EP ground connection to suppress switching noise on USB and SPI lines.
The PIC24FJ128GA106-E/MR nanoWatt XLP modes drop core current below 1 uA in Deep Sleep with RTCC retention. According to Microchip AN1416, switching from 32 MHz active to Sleep requires peripheral clock gating via PMD registers to avoid phantom 200 uA draws. Always disable unused peripherals before entering Sleep to achieve the sub-100 nA standby rating.
Use Peripheral Pin Select (PPS) to remap UART, SPI, and I2C onto any remappable digital I/O pin. PPS unlock sequence requires writing 0x55 and 0xAA to OSCCON<7:6>; forgetting this sequence silently locks out PPS changes and is a common bring-up pitfall. Plan pin assignments in MPLAB X IDE's Pin Manager before PCB layout to avoid remapping rework.
Do not exceed 3.6 V on any VDD pin; the PIC24FJ128GA106-E/MR lacks 5 V tolerance on most I/O. Use level shifters for legacy 5V peripherals. Also, the E (Extended) grade requires verification against -40C to +125C; bypass capacitor ESR rises sharply below -20C, so use X7R/X5R ceramic dielectrics rated for the full industrial range.
合规信息
RoHS compliant per Microchip product page. Not AEC-Q100 qualified - this is a general-purpose MCU, not automotive-qualified. For AEC-Q100 designs, consider PIC24FJ128GA106-E/PT automotive-grade variants or dsPIC33AEC families.
