PIC24FJ16GA002-E/SO - 16-Bit MCU, 32MHz, 16KB Flash, 28-SOIC | Microchip
MPN: PIC24FJ16GA002-E/SO ✓ AktifPIC24FJ16GA002-E/SO Ringkasan
A microcontroller (MCU) is a single-chip computer containing CPU, memory, and programmable I/O peripherals. The PIC24F family uses a 16-bit modified Harvard RISC architecture with single-cycle instructions and a hardware 17x17 multiplier, positioned in Microchip's portfolio between the 8-bit PIC16/PIC18 families and the higher-performance dsPIC/PIC32 lines. The PIC24FJ16GA002 targets low-power, mixed-signal embedded applications where deterministic response, small footprint, and extended temperature are required.
Key features of this part include 16 KB self-programmable Flash with 10K erase/write cycles, 4 KB SRAM, an internal 8 MHz FRC oscillator with 4x PLL to 32 MHz, a 5-channel DMA controller, and CTMU support for capacitive touch. The on-chip 3.3V LDO powers the core from a 2.0-3.6V supply, eliminating external regulation. Five 16-bit timers (Timer1-Timer5) provide capture, compare, and PWM capability for motor and lighting control.
The architecture is built on an enhanced 16-bit CPU core with 24-bit instruction words and two address spaces (program/data), enabling C-compiler optimization. The 10-bit ADC with 13 effective channels and the Peripheral Pin Select (PPS) remapping allow flexible signal routing without board rework. Together these give the PIC24FJ16GA002 a strong analog/digital balance for sensing and control.
Typical applications include LED lighting controllers, industrial sensor nodes, home automation, low-power IoT battery devices, HVAC controls, and automotive interior modules. The wide operating voltage and built-in touch support make it popular in user-interface and human-machine interface designs.
When designing with this MCU, place a 0.1 uF decoupling capacitor adjacent to each VDD/VSS pair and route analog/digital grounds to a single point. Use Peripheral Pin Select carefully, as remapped functions still share priority and conflict resolution logic. Programming is supported by MPLAB X IDE, XC16 compiler, and PICkit ICD tools.
This page consolidates distributor pricing, drop-in alternatives, and design notes synthesized from the manufacturer datasheet and application notes, providing practical engineering context beyond the factory datasheet alone.
Alternatif penggantian untuk PIC24FJ16GA002-E/SO — paket yang sama, pin-pada-pin kompatibel. Bagian paket yang berbeda memerlukan kerja ulang PCB diabaikan.
Variasi di dalam seri ini
Model-series yang sama yang kompatibel dengan penggantian PIC24FJ16GA002-E/SO (sama faktor bentuk dan footprint) — berbeda di dalam ADC, Operating Temperature, Package, Core Architecture, Timers.
PIC24FJ16GA002-I/SO
✅ Drop-InKontak untuk harga
Lihat Datasheet →PIC24FJ32GA002-E/SO
✅ Drop-InKontak untuk harga
Lihat Datasheet →PIC24FJ64GA002-I/SO
✅ Drop-InKontak untuk harga
Lihat Datasheet →PIC24FJ16GA002-E/SO Rating Maksimal & Karakteristik Listrik
| Family | PIC24F |
| Core Architecture | 16-bit Modified Harvard RISC |
| CPU Speed | 32 MHz (16 MIPS) |
| Program Memory | 16 KB Flash (5.5K x 24) |
| Data Memory (SRAM) | 4 KB |
| Operating Voltage | 2.0 V to 3.6 V |
| Suhu Kerja | -40 C to +125 C (E-grade) |
| I/O Pins | 21 |
| ADC | 10-bit, up to 13 channels |
| Timers | 5 x 16-bit |
| Communication | 2x UART, 2x SPI, 2x I2C |
| DMA Channels | 5 |
| Paket | 28-SOIC (SO) |
| Tipe Mounting | Surface Mount |
| Jumlah Pin | 28 |
| Level MSL | 1 |
| Status RoHS | Compliant |
| Programming Interface | ICSP, JTAG |
Konfigurasi Pin PIC24FJ16GA002-E/SO
| Pin produk 1 | MCLR — Master Clear (Reset) input |
| Pin produk 2 | RA0/AN0 — Port A bit 0 / Analog input 0 |
| Pin produk 3 | RA1/AN1 — Port A bit 1 / Analog input 1 |
| Pin produk 4 | RA2/AN2/VREF- — Port A bit 2 / Analog input 2 / VREF- |
| Pin produk 5 | RA3/AN3/VREF+ — Port A bit 3 / Analog input 3 / VREF+ |
| Pin produk 6 | RA4/AN4 — Port A bit 4 / Analog input 4 |
| Pin produk 7 | RA5/AN5 — Port A bit 5 / Analog input 5 |
| Pin produk 8 | VSS — Ground reference |
| Pin produk 9 | OSC1/CLKI/RA7 — Crystal oscillator input |
| Pin produk 10 | OSC2/CLKO/RA8 — Crystal oscillator output |
| Pin produk 11 | RB0/PGED1 — Port B bit 0 / Programming data |
| Pin produk 12 | RB1/PGEC1 — Port B bit 1 / Programming clock |
| Pin produk 13 | RB2/AN8 — Port B bit 2 / Analog input 8 |
| Pin produk 14 | RB3/AN9 — Port B bit 3 / Analog input 9 |
| Pin produk 15 | RB4/AN10 — Port B bit 4 / Analog input 10 |
| Pin produk 16 | RB5/AN11 — Port B bit 5 / Analog input 11 |
| Pin produk 17 | RB6/AN12/PGC2 — Port B bit 6 / Analog input 12 |
| Pin produk 18 | RB7/AN13/PGD2 — Port B bit 7 / Analog input 13 |
| Pin produk 19 | VSS — Ground reference |
| Pin produk 20 | VDD — Positive supply voltage |
| Pin produk 21 | RC0 — Port C bit 0 |
| Pin produk 22 | RC1 — Port C bit 1 |
| Pin produk 23 | RC2 — Port C bit 2 |
| Pin produk 24 | RC3 — Port C bit 3 |
| Pin produk 25 | RC4 — Port C bit 4 |
| Pin produk 26 | RC5 — Port C bit 5 |
| Pin produk 27 | RC6 — Port C bit 6 |
| Pin produk 28 | RC7 — Port C bit 7 |
Aplikasi Umum
PIC24FJ16GA002-E/SO cocok untuk 7 aplikasis: LED Lighting Controllers, Industrial Sensor Nodes, Home Automation / Smart Home, Battery-Powered IoT Devices, HVAC Control Systems, Automotive Interior Modules, Human-Machine Interface (HMI).
LED Lighting Controllers
The PIC24FJ16GA002's 5x 16-bit timers generate multi-channel PWM for RGB and tunable-white LED strings, while 10-bit ADC samples current-sense resistors for closed-loop dimming. NanoWatt Technology supports standby current below 1 uA, critical for energy-star compliance. The E-grade -40C to +125C rating tolerates sealed-fixture thermals. The 32 MHz core runs C-compiled lighting state machines without taxing MIPS headroom.
Direkomendasikan
Industrial Sensor Nodes
The PIC24FJ16GA002 fits industrial sensor hubs combining analog and digital signals. The 10-bit ADC samples bridge-type sensors (strain, pressure), while UART/SPI/I2C interface to digital sensors or host PLCs. 4 KB SRAM buffers raw ADC bursts during DMA transfers, offloading the CPU. Wide -40C to +125C and 2.0-3.6V supply suit 24V industrial bus systems after external regulation.
Direkomendasikan
Home Automation / Smart Home
The PIC24FJ16GA002 serves battery-powered smart-home devices like door/window sensors, thermostats, and HVAC controllers. nanoWatt sleep modes drop quiescent current to ~20 nA, enabling multi-year coin-cell operation. CTMU and Peripheral Pin Select enable capacitive touch buttons without external components, reducing BOM. The 28-SOIC supports reflow-friendly SMD assembly.
Direkomendasikan
Battery-Powered IoT Devices
The PIC24FJ16GA002 supports battery-powered IoT nodes with its nanoWatt Technology sleep modes drawing <100 nA. 16 MIPS processing handles compressed LoRa/Wi-Fi MAC stacks or sensor pre-processing. 5-channel DMA allows sensor data acquisition without CPU wake-up, extending battery life to years on a single CR2032. The wide 2.0-3.6V supply range directly accepts Li-ion or 2xAA chemistries.
Direkomendasikan
HVAC Control Systems
The PIC24FJ16GA002 integrates HVAC control loops for fan speeds, damper drivers, and temperature regulation. The 10-bit ADC reads thermistor bridges, while 16-bit timers generate triac-fired phase-angle control. Hardware DMA offloads background sensor scans, leaving CPU bandwidth for user-interface logic. Extended -40C to +125C rating tolerates basement/attico cabinets.
Direkomendasikan
Automotive Interior Modules
The PIC24FJ16GA002-E/SO qualifies for non-safety automotive interior modules (HVAC controls, ambient lighting, seat controls) at its -40C to +125C extended rating. The 28-SOIC withstands automotive reflow profiles, and the 5x 16-bit timers generate PWM for LED drivers and stepper motors. Dual UART supports LIN slave communication. For functional-safety interior, look at AEC-Q100 qualified PIC24F variants.
Direkomendasikan
Human-Machine Interface (HMI)
The PIC24FJ16GA002 drives small graphical or segment LCD HMI panels with its Parallel Master Port (PMP) and CTMU for capacitive touch. 16 MIPS handles button debouncing, gesture recognition, and segment multiplexing. The 32-pin variant enables more parallel data lines for color TFTs. nanoWatt Technology keeps the always-on display responsive without burning standby power.
Direkomendasikan
Ringkasan Produk Direkomendasikan
Data referensi engineering untuk PIC24FJ16GA002-E/SO — pembandingan, panduan desain, dan informasi konformitas.
Panduan Pemilihan
Pembandingan dengan Alternatif
| Parameter Umum | Produk Ini | PIC24FJ16GA002-I/SO | PIC24FJ32GA002-E/SO | PIC24FJ64GA002-I/SO |
|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 28-SOIC (SO) | 28-SOIC (SO) - same | 28-SOIC (SO) - same | 28-SOIC (SO) - same |
| Flash Memory | 16 KB | 16 KB | 32 KB | 64 KB |
| SRAM | 4 KB | 4 KB | 8 KB | 8 KB |
| CPU Speed | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS |
| Operating Temperature | -40C to +125C (E-grade) | -40C to +85C (I-grade) | -40C to +125C (E-grade) | -40C to +85C (I-grade) |
| I/O Pins | 21 | 21 | 21 | 21 |
| ADC | 10-bit, 13 channels | 10-bit, 13 channels | 10-bit, 13 channels | 10-bit, 13 channels |
Diferensiator Kunci
- Extended -40C to +125C operating range (vsPIC24FJ16GA002-I/SO)
- Memory headroom for firmware growth (vsPIC24FJ16GA002-I/SO)
- Family-wide pin compatibility (vsPIC24FJ16GA002-E/ML (QFN))
Catatan Desain
Estimated: at 32 MHz CPU speed with peripherals active, the PIC24FJ16GA002 core draws ~10-15 mA from the 2.0-3.6V supply. Decouple each VDD/VSS pair with a 0.1 uF ceramic capacitor placed within 5 mm of the pins; add a 10 uF bulk capacitor at the regulator output. For battery-powered designs, exploit nanoWatt sleep modes (idle, sleep) to drop current below 100 nA between measurements, extending coin-cell life dramatically.
Estimated: route the 28-SOIC traces with 0.2 mm minimum clearance and continuous ground pour beneath the MCU. Separate analog and digital ground planes with a single-point connection under the AVSS pin to avoid ground loops. The MCLR pin requires a 10 kohm pull-up to VDD and a 100 nF capacitor to ground for clean reset behavior during power ramp.
Estimated: Peripheral Pin Select (PPS) functions must be unlocked before configuration (write 0x55 to OSCCON<7>, then 0xAA); failure to do so silently ignores remap writes and confuses debugging. The CTMU module requires a stable VREF (typically VDD) for accurate capacitance measurements. JTAG/ICSP pins share with RB6/RB7, so any hardware attached to those pins must be disabled during programming.
Estimated: Crystal oscillator traces must be kept short (under 10 mm) and routed symmetrically with a ground guard ring. Avoid routing high-frequency signals (PWM, SPI clocks) parallel to the crystal traces to prevent injection. Place 22 pF loading capacitors close to the OSC1/OSC2 pins. For noisy environments, use the internal FRC and PLL rather than an external crystal.
Informasi Konformitas
RoHS compliant per Microchip product page; -E grade is recommended for automotive interior applications but is not AEC-Q100 qualified - use PIC24F Q1 variants for functional-safety designs.
