PIC24FJ128GA106-E/MR - 16-bit 32MHz 128KB Flash MCU | Microchip
N.º de pieza: PIC24FJ128GA106-E/MR ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 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 Descripción general
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.
Alternativas directas para PIC24FJ128GA106-E/MR — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Variantes de esta serie
Modelos de la misma serie compatibles directamente con PIC24FJ128GA106-E/MR (mismo factor de forma y huella) — difiere en Package, ADC, Maximum CPU Speed, I/O Pins, Operating Temperature.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
PIC24FJ128GA106-I/MR
✅ Sustitución directa✓ En stock
$4.15 / unidad
Ver hoja de datos →PIC24FJ128GA106T-E/MR
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
PIC24FJ256GA106-I/MR
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
PIC24FJ128GA106-E/PT
✅ Sustitución directa ⚠️ Especificaciones sin verificar📋 Alternativa de referencia (no en el catálogo)
PIC24FJ128GA010-I/PT
✅ Sustitución directa ⚠️ Especificaciones sin verificar✓ En stock
$4.95 / unidad
Ver hoja de datos →PIC24FJ128DA106-I/MR
✅ Sustitución directa ⚠️ Especificaciones sin verificar✓ En stock
$2.4 / unidad
Ver hoja de datos →PIC24FJ128GA106-E/MR Valores máximos y características eléctricas
| 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 |
| Encapsulado | 64-pin VQFN (9x9 mm) |
| Temperatura de funcionamiento | -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 |
| Tipo de montaje | Surface Mount |
| Nivel MSL | 3 |
| Estado RoHS | Compliant |
| Lead-Free | Yes |
| Tube / Reel Packaging | Tube ("/MR" = QFN base, tape & reel may be ordered separately) |
Configuración de pines de PIC24FJ128GA106-E/MR
| Pin 1 | RP15/RB15 — Remappable I/O or RB15 |
| Pin 2 | RP14/RB14 — Remappable I/O or RB14 |
| Pin 3 | RP13/RB13 — Remappable I/O or RB13 |
| Pin 4 | RP12/RB12 — Remappable I/O or RB12 |
| Pin 5 | RP11/RB11 — Remappable I/O or RB11 |
| Pin 6 | RP10/RB10 — Remappable I/O or RB10 |
| Pin 7 | RP9/RB9 — Remappable I/O or RB9 |
| Pin 8 | RP8/RB8 — Remappable I/O or RB8 |
| Pin 9 | RP7/RB7 — Remappable I/O or RB7 |
| Pin 10 | RP6/RB6 — Remappable I/O or RB6 / ICDPGP2 |
| Pin 11 | RP5/RB5 — Remappable I/O or RB5 |
| Pin 12 | RP4/RB4 — Remappable I/O or RB4 |
| Pin 13 | RP3/RB3 — Remappable I/O or RB3 |
| Pin 14 | RP2/RB2 — Remappable I/O or RB2 / OC1 |
| Pin 15 | RP1/RB1 — Remappable I/O or RB1 |
| Pin 16 | RP0/RB0 — Remappable I/O or RB0 / PGEC1 |
| Pin 17 | VSS — Ground reference |
| Pin 18 | VDD — Core logic supply (2.0V-3.6V) |
| Pin 19 | AVSS — Analog ground |
| Pin 20 | AVDD — Analog supply (2.0V-3.6V) |
| Pin 21 | AN15/RP23/RC15 — Analog input 15 / remappable I/O |
| Pin 22 | AN14/RP22/RC14 — Analog input 14 / remappable I/O |
| Pin 23 | AN13/RP21/RC13 — Analog input 13 / remappable I/O |
| Pin 24 | AN12/RP20/RC12 — Analog input 12 / remappable I/O |
| Pin 25 | AN11/RP19/RC11 — Analog input 11 / remappable I/O |
| Pin 26 | AN10/RP18/RC10 — Analog input 10 / remappable I/O |
| Pin 27 | AN9/RP17/RC9 — Analog input 9 / remappable I/O |
| Pin 28 | AN8/RP16/RC8 — Analog input 8 / remappable I/O |
| Pin 29 | AN7/RP7/RB7 — Analog input 7 / RB7 alt |
| Pin 30 | AN6/RP6/RB6 — Analog input 6 / RB6 alt |
| Pin 31 | AN5/RB5 — Analog input 5 / RB5 |
| Pin 32 | AN4/RB4 — Analog input 4 / RB4 |
| Pin 33 | AN3/RB3 — Analog input 3 / RB3 |
| Pin 34 | AN2/RB2 — Analog input 2 / RB2 |
| Pin 35 | AN1/RB1 — Analog input 1 / RB1 |
| Pin 36 | AN0/RB0 — Analog input 0 / RB0 |
| Pin 37 | VREF+/CVREF+/AN15 — ADC voltage reference high |
| Pin 38 | VREF-/CVREF- — ADC voltage reference low |
| Pin 39 | SDA1/RG3 — I2C1 data or RG3 |
| Pin 40 | SCL1/RG2 — I2C1 clock or RG2 |
| Pin 41 | RP21/RG1 — Remappable I/O / RG1 |
| Pin 42 | RP20/RG0 — Remappable I/O / RG0 |
| Pin 43 | RF15 — I/O RF15 |
| Pin 44 | RF14 — I/O RF14 |
| Pin 45 | RF13 — I/O RF13 |
| Pin 46 | RF12 — I/O RF12 |
| Pin 47 | RE15 — I/O RE15 |
| Pin 48 | RE14 — I/O RE14 |
| Pin 49 | RE13 — I/O RE13 |
| Pin 50 | RE12 — I/O RE12 |
| Pin 51 | RD15 — I/O RD15 |
| Pin 52 | RD14 — I/O RD14 |
| Pin 53 | RD13 — I/O RD13 |
| Pin 54 | RD12 — I/O RD12 |
| Pin 55 | RD11 — I/O RD11 |
| Pin 56 | RD10 — I/O RD10 |
| Pin 57 | RD9 — I/O RD9 |
| Pin 58 | RD8 — I/O RD8 |
| Pin 59 | RC15 — I/O RC15 alt |
| Pin 60 | RC14 — I/O RC14 alt |
| Pin 61 | RC13 — I/O RC13 alt |
| Pin 62 | RC12 — I/O RC12 alt |
| Pin 63 | OSCI/RC1 — Crystal oscillator input or RC1 |
| Pin 64 | OSCO/RC0 — Crystal oscillator output or RC0 |
Aplicaciones típicas
PIC24FJ128GA106-E/MR es adecuado para 7 aplicacións: 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.
Recomendado
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.
Recomendado
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.
Recomendado
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.
Recomendado
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.
Recomendado
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.
Recomendado
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.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para PIC24FJ128GA106-E/MR — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | 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) |
Diferenciadores clave
- 128 KB Flash + 16 KB RAM in a single 64-pin VQFN (frente a PIC24FJ64GA106-I/MR)
- nanoWatt XLP standby below 100 nA (frente a PIC24FJ128GA010-I/PT (non-XLP))
- Extended temperature grade (-40C to +125C) (frente a PIC24FJ128GA106-I/MR (Industrial))
- 53 I/O with 4 UART, 3 SPI, 3 I2C, 23 timers (frente a PIC24FJ128GA006-I/MR (lower-pin))
Notas de diseño
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.
Información de cumplimiento
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.
