PIC24FJ16MC102-E/ML - 16-bit Motor Control MCU, 16KB Flash | Microchip
N.º de pieza: PIC24FJ16MC102-E/ML ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $3.84 | $3,84 |
| 10 | $3.46 | $34,60 |
| 100 | $3.07 | $307,00 |
| 500 | $2.61 | $1.305,00 |
| 1.000 | $2.3 | $2.300,00 |
PIC24FJ16MC102-E/ML Descripción general
A 16-bit microcontroller (MCU) is a programmable logic device that uses a 16-bit data path, registers, and ALU, providing roughly an order-of-magnitude more arithmetic precision than 8-bit MCUs while keeping code-density advantages over 32-bit parts. Motor-control MCUs add PWM, ADC, and quadrature-encoder peripherals tuned for closed-loop commutation. The PIC24FJ16MC102 belongs to the broader taxonomy: PIC24F -> 16-bit microcontroller -> MCU -> microcontroller -> embedded processor -> semiconductor, and is part of Microchip's motor-control focused 'MC' subfamily.
Key differentiating features include 6 PWM channels with dedicated fault inputs, 10-bit ADC with 500 ksps throughput, up to 21 configurable I/O via PPS, and CIP (Core Independent Peripherals) that offload timing-critical tasks from the CPU. The MCPWM module supports center-aligned, edge-aligned, and complementary PWM modes critical for three-phase inverter control, while the integrated op-amp option (on MC101/102 variants) simplifies current-sense conditioning without external components.
Architecturally, the device uses a modified Harvard architecture with separate program and data buses for deterministic 16 MIPS throughput, a hardware multiply/divide unit, and a 16x16-bit working register array. The 16 KB Flash supports self-programming under firmware control, enabling field-upgradeable motor firmware. Built-in ECC and brown-out reset enhance reliability in harsh electrical environments typical of motor drive stages.
Typical applications include low-voltage brushless DC (BLDC) fan and pump controllers, RC servo drivers, e-bike and small drone ESCs, appliance motor control (washers, mixers, refrigerator compressors), and consumer robotic motion subsystems. The combination of low cost, tiny 6x6 mm QFN, and AEC-Q100 automotive qualification (per Hotenda listing) extends usability into automotive body electronics such as HVAC blowers and seat-adjustment motors.
When designing with this part, allocate PCB thermal copper under the exposed pad and ensure the ADC sample window exceeds 1 µs for accurate current sensing. Use Microchip's MPLAB X IDE with XC16 compiler and motorBench™ development suite to accelerate FOC algorithm deployment.
This page synthesizes distributor pricing, AEC-Q100 qualified variants, drop-in QFN-28 alternatives, and practical PCB/design notes not found in the bare manufacturer datasheet.
Alternativas directas para PIC24FJ16MC102-E/ML — 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 PIC24FJ16MC102-E/ML (mismo factor de forma y huella) — difiere en ADC, Package, Operating Temperature, AEC-Q100, CPU Speed.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
PIC24FJ32MC102-E/ML
✅ Sustitución directa✓ En stock
$2.4 / unidad
Ver hoja de datos →PIC24FJ16MC101-E/ML
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
PIC24EP64MC204-E/ML
✅ Sustitución directa✓ En stock
$3.06 / unidad
Ver hoja de datos →PIC24FJ16MC102-I/ML
✅ Sustitución directa✓ En stock
$2.18 / unidad
Ver hoja de datos →PIC24FJ16MC102-E/ML Valores máximos y características eléctricas
| Product Family | PIC® 24F |
| Core | 16-bit PIC24F |
| Program Memory | 16 KB Flash (5.5K x 24) |
| RAM | 1 KB |
| Maximum CPU Speed | 16 MIPS at 32 MHz |
| Operating Voltage | 3.0 V to 3.6 V |
| Temperatura de funcionamiento | -40 °C to +125 °C (E = Extended) |
| Encapsulado | 28-QFN (6x6 mm) with exposed pad |
| Tipo de montaje | Surface Mount |
| Motor Control PWM (MCPWM) | Yes, 6 channels with fault inputs |
| ADC | 10-bit, 500 ksps |
| I/O Pins | Up to 21 (via Peripheral Pin Select / PPS) |
| CTMU | Charge Time Measurement Unit for touch/time-of-flight |
| AEC-Q100 | Automotive qualified (per Hotenda listing) |
| Estado RoHS | Compliant |
| Lead-Free | Yes |
| Peripherals Highlight | PPS, Op-amp (select variants), comparators, 16-bit timers |
Configuración de pines de PIC24FJ16MC102-E/ML
| Pin 1 | RA0 — I/O port A bit 0 / analog input |
| Pin 2 | RA1 — I/O port A bit 1 / analog input |
| Pin 3 | RA2 — I/O port A bit 2 / analog input |
| Pin 4 | RA3 — I/O port A bit 3 / analog input |
| Pin 5 | VDD — Positive supply (3.0-3.6 V) |
| Pin 6 | VSS — Ground reference |
| Pin 7 | OSC1 — Crystal/oscillator input |
| Pin 8 | OSC2 — Crystal/oscillator output |
| Pin 9 | RA4 — I/O port A bit 4 |
| Pin 10 | RA5 — I/O port A bit 5 |
| Pin 11 | RB0 — I/O port B bit 0 / programming |
| Pin 12 | RB1 — I/O port B bit 1 |
| Pin 13 | RB2 — I/O port B bit 2 |
| Pin 14 | RB3 — I/O port B bit 3 |
| Pin 15 | RB5 — I/O port B bit 5 / PWM |
| Pin 16 | RB6 — I/O port B bit 6 / ICS PGC |
| Pin 17 | RB7 — I/O port B bit 7 / ICS PGD |
| Pin 18 | RB8 — I/O port B bit 8 / PWM |
| Pin 19 | RB9 — I/O port B bit 9 / PWM |
| Pin 20 | RC0 — I/O port C bit 0 |
| Pin 21 | RC1 — I/O port C bit 1 |
| Pin 22 | RC2 — I/O port C bit 2 |
| Pin 23 | RC3 — I/O port C bit 3 |
| Pin 24 | RC4 — I/O port C bit 4 |
| Pin 25 | RC5 — I/O port C bit 5 |
| Pin 26 | RC6 — I/O port C bit 6 |
| Pin 27 | RC7 — I/O port C bit 7 |
| Pin 28 | EP — Exposed pad - connect to VSS for thermal dissipation |
Aplicaciones típicas
PIC24FJ16MC102-E/ML es adecuado para 6 aplicacións: Sensorless BLDC Fan and Pump Controller, Automotive HVAC Blower and Seat-Adjust Motor Drive, Small Drone / RC Servo Brushless ESC, Robotic Servo and Stepper Drive Subsystem, Appliance Compressor / Refrigerator Variable-Speed Drive, IoT Cap-Touch Smart Home Motor Controller.
Sensorless BLDC Fan and Pump Controller
The PIC24FJ16MC102's 16 MIPS core, 6-channel MCPWM with complementary outputs and programmable dead-band, plus 10-bit 500 ksps ADC make it well-suited for sensorless BLDC fan and pump control. The on-chip op-amp (MC102 variant) directly conditions shunt-resistor current, removing an external amplifier and shrinking the BOM. With AEC-Q100 qualification, the MCU operates reliably across -40 °C to +125 °C in automotive HVAC blowers, server fans, and appliance circulation pumps. Reference firmware in Microchip AN1078 (sensorless trapezoidal) and AN1299 (sensorless FOC) demonstrates complete commutation loops on this family, including back-EMF zero-crossing detection timing. The 28-QFN 6x6 mm footprint allows integration into space-constrained 25 mm-diameter hub motors.
Recomendado
Automotive HVAC Blower and Seat-Adjust Motor Drive
The AEC-Q100 qualified PIC24FJ16MC102-E/ML targets 12 V body-electronics motor drives such as HVAC blower motors and seat-adjust actuators. Its 16 MIPS throughput executes trapezoidal commutation in well under 10 µs, leaving ample CPU headroom for LIN/SBC communication and diagnostics. The integrated peripherals - PPS for flexible signal routing, CTMU for capacitive user-interface buttons, and 10-bit ADC for current sensing - allow a complete motor node from a single chip. The 28-QFN with exposed pad simplifies thermal management under continuous stall-current conditions, where the die may dissipate 0.5-1 W. AEC-Q100 Grade 1 (-40 to +125 °C) qualification ensures reliable operation in under-hood and cabin environments per Hotenda listing.
Recomendado
Small Drone / RC Servo Brushless ESC
The PIC24FJ16MC102 suits small brushed and brushless ESC designs for drones, micro-quads, and RC servo systems where PCB area below 15x15 mm is required. The MCPWM's 6 outputs drive a 3-phase inverter directly, with fault inputs triggering hardware shutdown on over-current within microseconds. With the same CPU load running sensorless FOC at 8 kHz PWM frequency, the 16 MIPS core still reserves ~30% CPU for telemetry, throttle curves, and battery protection. The 28-QFN 6x6 mm package fits inside sub-12 A ESC PCBs; AEC-Q100 qualification is bonus reliability margin for hobby-grade hardware that often operates in extreme thermal and vibration environments.
Recomendado
Robotic Servo and Stepper Drive Subsystem
For robotics, the PIC24FJ16MC102's CTMU enables capacitive position sensing, while the MCPWM drives stepper coils or small servos via H-bridges. With 16 KB Flash, programmers can fit closed-loop PID plus a simple command interpreter (PWM input, UART, or I2C). The PPS remaps peripherals to alternate pins, simplifying PCB routing in dense robotic joints. Operating from 3.0 V to 3.6 V, the MCU pairs naturally with 1-cell Li-ion battery stacks; brown-out reset prevents glitchy behavior at low charge. AEC-Q100 qualification provides reassurance for educational, industrial, and prosumer robotic platforms.
Recomendado
Appliance Compressor / Refrigerator Variable-Speed Drive
Variable-speed compressor drives in refrigerators, wine coolers, and air conditioners use the PIC24FJ16MC102 as the main control MCU. Its 6-channel MCPWM directly drives the 3-phase inverter IGBT/ MOSFET bridge; the 10-bit ADC samples compressor current for sensorless FOC, while a second ADC channel monitors the PFC stage. AEC-Q100 qualification ensures reliability across 100,000+ hour motor lifetimes typical of white goods. CIP (Core Independent Peripherals) handle commutation timing without CPU intervention, freeing the core for compressor protection algorithms (locked rotor, phase loss, over-current).
Recomendado
IoT Cap-Touch Smart Home Motor Controller
Smart home motor products - automated blinds, ceiling-fan controllers, and motorized pet feeders - combine capacitive touch user interfaces with quiet motor control. The PIC24FJ16MC102 integrates both via its CTMU (capacitive touch measurement) and MCPWM modules, allowing a single-chip solution without an external touch IC. PPS routes UART, I2C, or SPI communication to any of 21 I/O pins, simplifying RF-module placement. The -40 to +125 °C extended range tolerates attic and outdoor junction-box installations, while 16 KB Flash supports Bluetooth/Zigbee command parsing alongside motor-control code.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para PIC24FJ16MC102-E/ML — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | PIC24FJ32MC102-E/ML | PIC24FJ16MC101-E/ML | PIC24EP64MC204-E/ML | PIC24FJ16MC102-I/ML |
|---|---|---|---|---|---|
| Package | 28-QFN (6x6 mm) | 28-QFN (6x6 mm) - same | 28-QFN (6x6 mm) - same | 28-QFN (6x6 mm) - same | 28-QFN (6x6 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core / Architecture | PIC24F 16-bit, 16 MIPS | PIC24F 16-bit, 16 MIPS | PIC24F 16-bit, 16 MIPS | PIC24EP 16-bit, 60 MIPS | PIC24F 16-bit, 16 MIPS |
| Flash Program Memory | 16 KB | 32 KB (+100%) | 16 KB (same) | 64 KB (+300%) | 16 KB (same) |
| RAM | 1 KB | 1 KB | 1 KB | 8 KB | 1 KB |
| Integrated Op-Amps | Yes (MC102 variant) | Yes | No | No | Yes |
| MCPWM Channels | 6 | 6 | 6 | 6 | 6 |
| Operating Temperature | -40 to +125 °C (E = Extended) | -40 to +125 °C | -40 to +125 °C | -40 to +125 °C | -40 to +85 °C (I = Industrial) |
| Approx. Unit Price (qty 1) | ~$3.84 | ~$4.20 | ~$3.60 | ~$5.10 | ~$3.50 |
Diferenciadores clave
- Higher CPU performance and memory headroom (frente a PIC24FJ16MC102 vs PIC24FJ16MC101)
- Larger Flash for complex motor-control algorithms (frente a PIC24FJ16MC102 vs PIC24FJ32MC102)
- AEC-Q100 qualification for automotive deployment (frente a PIC24FJ16MC102 vs non-automotive MCUs)
- Single-chip motor control solution (frente a PIC24FJ16MC102 vs PIC24FJ16GA002)
Notas de diseño
The 28-QFN exposed thermal pad (pin 28) must be soldered to a continuous copper pour of at least 100 mm² on the top or bottom PCB layer for reliable thermal performance. Under motor-drive conditions with sustained ADC activity, junction temperature can rise 30-40 °C above ambient; without the thermal pad properly soldered, this can push the die into thermal shutdown at +125 °C ambient. Estimated: assume 0.5 W typical dissipation and θJA ≈ 35 °C/W with proper pad layout.
Place the 3.3 V decoupling capacitor (10 µF ceramic + 100 nF ceramic in parallel) within 5 mm of the VDD pin (pin 5). Keep the crystal/oscillator traces short and surrounded by ground pour to minimize EMI. For motor-drive boards, separate analog ground (AGND) and digital ground (DGND) should be joined at a single point near the MCU VSS pin. The ADC reference voltage (AVDD) requires its own 10 µF decoupling capacitor per datasheet 30009997E.
Do not skip configuration of the Configuration Words (FOSC, FWDT, BOR, etc.) in MPLAB X IDE; default settings may disable BOR or set wrong oscillator mode, causing erratic behavior. Ensure PPS is properly locked after configuration (IOLOCK bit) to prevent accidental peripheral remapping at runtime. For sensorless BLDC back-EMF sensing, the ADC sample point must be precisely timed to avoid PWM switching noise - use the PWM trigger interrupt, not a software delay.
Route PWM output traces with controlled impedance and keep gate-drive traces shorter than 25 mm to limit ringing on the MOSFET gates. Place current-sense shunt resistors in the source leg of low-side MOSFETs so the integrated op-amp (MC102 variant) can directly amplify the voltage drop. Add 4-layer stack-up with dedicated ground plane for designs with >10 A motor currents; 2-layer stack-up is acceptable only for sub-2 A continuous loads.
Información de cumplimiento
AEC-Q100 qualified per Hotenda product listing. RoHS/REACH compliance confirmed on Microchip product page. Lead-free per package marking.
