PIC24HJ64GP502-E/SO - 16-bit 40 MIPS MCU, 64KB Flash, 28-SOIC | Microchip
N.º de pieza: PIC24HJ64GP502-E/SO ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $6.92 | $6,92 |
| 10 | $6.18 | $61,80 |
| 100 | $5.41 | $541,00 |
| 500 | $4.76 | $2.380,00 |
| 1.000 | $4.22 | $4.220,00 |
PIC24HJ64GP502-E/SO Descripción general
A 16-bit microcontroller (MCU) is a microprocessor-on-chip that combines a CPU core, program memory, data memory and on-chip peripherals behind a single package boundary. The PIC24H architecture extends the original PIC 16-bit instruction set with a 16-bit data path and a single-cycle multiplier, placing it in the middle of the embedded performance spectrum between 8-bit MCUs (e.g. PIC16) and 32-bit ARM Cortex-M parts. The PIC24HJ64GP502-E/SO is functionally part of the broader PIC24F/PIC24H/PIC24FJ family and is pin-compatible with the dsPIC33F DSC family, which adds a DSP engine to the same core.
Key features include 40 MIPS CPU performance (one instruction per clock cycle from the 40 MHz oscillator), 64 KB Flash / 8 KB RAM, 16-channel 12-bit ADC with 500 ksps conversion rate, two UART modules with IrDA support, two SPI ports, one I2C port, a CAN 2.0B module, an 8-channel DMA controller for low-overhead data movement, and nanoWatt power management with multiple idle/sleep modes. The part supports in-circuit serial programming (ICSP) and in-circuit debugging via two dedicated pins.
Typical applications include automotive body and chassis ECUs (AEC-Q100 qualified), industrial motor control, sensor signal conditioning, CAN nodes on vehicle networks, and consumer appliance controllers where the combination of 16-bit performance, CAN, ADC and DMA simplifies the bill of materials.
When designing with this part, budget for a 3.3 V LDO with adequate transient response for the 40 MIPS core and reserve pin 1 (MCLR) for proper reset decoupling. The pin-compatible dsPIC33F family is a useful migration path if DSP throughput is later required.
This page synthesizes distributor pricing, parametric drop-in alternatives, and practical design notes not found in the standalone manufacturer datasheet.
Alternativas directas para PIC24HJ64GP502-E/SO — 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 PIC24HJ64GP502-E/SO (mismo factor de forma y huella) — difiere en ADC, Operating Temperature, Package, Program Memory (Flash), CPU Speed.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
PIC24HJ64GP502-I/SO
✅ Sustitución directa✓ En stock
$4.1 / unidad
Ver hoja de datos →PIC24HJ64GP502T-I/SO
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
PIC24HJ64GP502-H/SO
✅ Sustitución directa✓ En stock
$5.03 / unidad
Ver hoja de datos →PIC24HJ64GP502-I/SP
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
PIC24HJ32GP302-E/SO
✅ Sustitución directa✓ En stock
$2.18 / unidad
Ver hoja de datos →PIC24HJ128GP502-E/SO
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
PIC24HJ64GP502-E/SO Valores máximos y características eléctricas
| Series | PIC 24H |
| Core Architecture | 16-bit PIC24H |
| Program Memory (Flash) | 64 KB (22K x 24) |
| RAM | 8 KB |
| Maximum CPU Speed | 40 MIPS at 40 MHz |
| Supply Voltage (VDD) | 3.0 V to 3.6 V |
| I/O Pins | 21 |
| ADC | 12-bit, 16 channels, up to 500 ksps |
| Timers | Three 16-bit (pairable to one 32-bit) |
| UART | 2 |
| SPI | 2 |
| I2C | 1 |
| CAN | CAN 2.0B, 1 module |
| DMA | 8 channels |
| Encapsulado | 28-pin SOIC Wide (0.300 inch / 7.50 mm width) |
| Tipo de montaje | Surface Mount |
| Temperatura de funcionamiento | -40 C to +125 C (E = Enhanced Automotive) |
| Automotive Qualification | AEC-Q100 |
| Estado RoHS | Compliant (LEAD FREE) |
| Pinout Family Compatibility | Pin-compatible with dsPIC33F family |
Configuración de pines de PIC24HJ64GP502-E/SO
| Pin 1 | MCLR — Master Clear (reset) input, active low |
| Pin 2 | AN0/VREF+/CN2/RB0 — Analog input 0 / positive voltage reference / change notification |
| Pin 3 | AN1/VREF-/CN3/RB1 — Analog input 1 / negative voltage reference / change notification |
| Pin 4 | PGED2/AN2/C2IN-/CN4/RB2 — ICSP programming data / analog input 2 / comparator input |
| Pin 5 | PGEC2/AN3/C2IN+/CN5/RB3 — ICSP programming clock / analog input 3 / comparator input |
| Pin 6 | AN4/C1IN-/CN6/RB4 — Analog input 4 / comparator input / change notification |
| Pin 7 | AN5/C1IN+/CN7/RB5 — Analog input 5 / comparator input / change notification |
| Pin 8 | VSS — Ground reference |
| Pin 9 | OSC1/CLKI/CN30/RA3 — Oscillator crystal input or external clock input |
| Pin 10 | OSC2/CLKO/CN29/RA2 — Oscillator crystal output or clock output |
| Pin 11 | SOSCI/CN1/RC13 — Secondary oscillator crystal input (Timer1) |
| Pin 12 | SOSCO/SCLKI/CN0/RC14 — Secondary oscillator crystal output / secondary clock input |
| Pin 13 | VCAP — Internal LDO output, connect 10 uF capacitor to VSS |
| Pin 14 | C1RX/CN18/RA4 — ECAN1 receive pin / change notification |
| Pin 15 | C1TX/CN17/RA5 — ECAN1 transmit pin / change notification |
| Pin 16 | PGED1/ASDA1/CN16/RB6 — ICSP programming data 1 / alternate I2C SDA |
| Pin 17 | PGEC1/ASCL1/CN15/RB7 — ICSP programming clock 1 / alternate I2C SCL |
| Pin 18 | U1RTS/CN8/RA6 — UART1 request-to-send / change notification |
| Pin 19 | VDD — Positive supply, 3.0 V to 3.6 V |
| Pin 20 | U1CTS/ASDA2/CN9/RA7 — UART1 clear-to-send / alternate I2C SDA / change notification |
| Pin 21 | U2RX/CN10/RB8 — UART2 receive / change notification |
| Pin 22 | U2TX/CN11/RB9 — UART2 transmit / change notification |
| Pin 23 | U1RX/CN12/RB10 — UART1 receive / change notification |
| Pin 24 | U1TX/CN13/RB11 — UART1 transmit / change notification |
| Pin 25 | INT0/CN14/RB12 — External interrupt 0 / change notification |
| Pin 26 | OC1/IC1/CN19/RA8 — Output compare 1 / input capture 1 |
| Pin 27 | OC2/IC2/CN20/RA9 — Output compare 2 / input capture 2 |
| Pin 28 | VSS — Ground reference |
Aplicaciones típicas
PIC24HJ64GP502-E/SO es adecuado para 6 aplicacións: Automotive Body Control Modules, Industrial Motor Control (BLDC / Stepper), CAN-Enabled Sensor Nodes, Consumer Appliance Control Boards, Medical Monitoring Devices (Non-Implantable), Building Automation and HVAC Nodes.
Automotive Body Control Modules
The PIC24HJ64GP502-E/SO is well matched to body control modules such as lighting, mirror, seat and climate nodes because it integrates CAN 2.0B, a 12-bit ADC and PWM timers in a 28-SOIC footprint. AEC-Q100 qualification and the -40 C to +125 C enhanced automotive temperature grade let it sit behind the dashboard or in an engine-adjacent enclosure without thermal derating. The 40 MIPS core handles a J1939 stack plus application logic with headroom, while the 64 KB Flash stores protocol code, calibration tables and bootloaders. Typical placement is the CAN transceiver on the bus side and a 3.3 V LDO on the supply side; the MCU's DMA keeps the ADC-to-CAN path running without CPU intervention.
Recomendado
Industrial Motor Control (BLDC / Stepper)
The PIC24HJ64GP502-E/SO suits small industrial motor drives that need deterministic 16-bit timing: its three 16-bit timers can be paired into a 32-bit timer for high-resolution PWM generation, and the 40 MIPS throughput handles field-oriented control loops at typical 10-20 kHz switching frequencies. The 12-bit ADC with 500 ksps supports current and back-EMF sensing, while CAN enables networked multi-axis systems. Designers typically route PWM to a three-phase gate driver such as the MCP8024, with the MCU sitting on a 3.3 V LDO; the SOIC-28 package provides enough thermal margin at moderate PWM duty cycles without a heatsink.
Recomendado
CAN-Enabled Sensor Nodes
Distributed sensor nodes in industrial automation and chassis systems benefit from the PIC24HJ64GP502-E/SO's combination of CAN 2.0B, 12-bit ADC and DMA. With 8 KB RAM and 40 MIPS, the device can buffer incoming CAN frames while digitizing analog inputs at up to 500 ksps without dropping messages. The 28-SOIC footprint supports compact sensor housings, and the AEC-Q100 grade lets the same firmware run in both cab-mounted and under-hood locations. Typical placement pairs the MCU's CAN module with a high-speed transceiver like the MCP2551, with the analog signal conditioned through an op-amp such as the MCP6002 before the ADC input.
Recomendado
Consumer Appliance Control Boards
The PIC24HJ64GP502-E/SO fits mid-range consumer appliances such as washing machines, dishwashers and HVAC controls where a 16-bit MCU drives an HMI and a motor or valve network. The 64 KB Flash stores user-interface code plus motor algorithms, while the two UARTs interface to HMI displays and the two SPI ports connect to EEPROM or sensor ICs. AEC-Q100 qualification provides reliability margin even in non-automotive environments, and the wide-SOIC package eases hand-soldering and rework in low-volume SKUs. Power the MCU from a 3.3 V LDO downstream of a small switching pre-regulator; the nanoWatt idle modes drop Iq to a few microamps for standby energy compliance.
Recomendado
Medical Monitoring Devices (Non-Implantable)
For non-implantable medical monitoring equipment such as blood-pressure cuffs, pulse oximeters and portable infusion monitors, the PIC24HJ64GP502-E/SO delivers 40 MIPS performance and 12-bit ADC accuracy in a small, easy-to-assemble SOIC-28 package. The AEC-Q100 temperature grade covers clinical environment thermal stress, while the integrated DMA offloads sensor data movement so the CPU can run foreground safety checks. Designers typically pair the MCU with a precision op-amp like the MCP6002 for sensor signal chains, with results shown on a UART/SPI-driven LCD. The 8 KB RAM accommodates circular buffers for 1 ksps streaming while the CAN/UART ports feed host equipment.
Recomendado
Building Automation and HVAC Nodes
The PIC24HJ64GP502-E/SO is well suited to building-automation I/O nodes (lighting panels, VAV controllers, fan-coil units) where CAN or RS-485 networking, 12-bit analog measurement and PWM outputs drive actuators. The 21 GPIO pins expose enough parallel I/O for a typical VAV box, while the two UART ports support RS-485 transceivers for BACnet or Modbus links. The industrial-grade -40 C to +85 C variants cover indoor equipment closets, and AEC-Q100 adds margin for rooftop or plant-room environments. The 28-SOIC package eases field serviceability, with firmware updates delivered over ICSP using the dedicated programming pins.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para PIC24HJ64GP502-E/SO — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | PIC24HJ64GP502-I/SO | PIC24HJ64GP502-H/SO | PIC24HJ32GP302-E/SO | PIC24HJ128GP502-E/SO |
|---|---|---|---|---|---|
| Package | 28-SOIC Wide (0.300 inch) | 28-SOIC Wide (same) | 28-SOIC Wide (same) | 28-SOIC Wide (same) | 28-SOIC Wide (same) |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 64 KB | 64 KB | 64 KB | 32 KB (-50%) | 128 KB (+100%) |
| RAM | 8 KB | 8 KB | 8 KB | 4 KB | 8 KB |
| Operating Temperature | -40 C to +125 C (E) | -40 C to +85 C (I) | -40 C to +150 C (H) | -40 C to +125 C (E) | -40 C to +125 C (E) |
| Automotive Qualification | AEC-Q100 | AEC-Q100 capable | AEC-Q100 capable | AEC-Q100 | AEC-Q100 |
| CPU Speed | 40 MIPS / 40 MHz | 40 MIPS / 40 MHz | 40 MIPS / 40 MHz | 40 MIPS / 40 MHz | 40 MIPS / 40 MHz |
| CAN | 1 x CAN 2.0B | 1 x CAN 2.0B | 1 x CAN 2.0B | 1 x CAN 2.0B | 1 x CAN 2.0B |
| I/O Pins | 21 | 21 | 21 | 21 | 21 |
Diferenciadores clave
- AEC-Q100 qualified at enhanced automotive -40 C to +125 C grade (frente a PIC24HJ64GP502-I/SO)
- 64 KB Flash balances code space and BOM cost (frente a PIC24HJ32GP302-E/SO)
- Lower unit cost than the 128 KB sibling for memory-constrained designs (frente a PIC24HJ128GP502-E/SO)
Notas de diseño
Power the PIC24HJ64GP502-E/SO from a 3.3 V LDO with at least 100 mA headroom and 50 mV peak-to-peak transient tolerance. The internal core LDO derived from VDD requires a 10 uF ceramic decoupling capacitor on the VCAP pin (pin 13) placed within 0.25 inch of the pin. Brown-out reset must be enabled in configuration bits to avoid Flash corruption on slow power-down. For automotive environments, add a TVS diode on VDD and a series ferrite to suppress load-dump transients.
Route the ICSP signals PGED1/PGEC1 and PGED2/PGEC2 (pins 16/17 and 4/5) to an accessible programming header or test pad without series resistors in the path. Keep the 28-SOIC Wide footprint on top layer with a continuous ground pour under the part to keep digital return paths short. Crystal traces on pins 9-10 (OSC1/OSC2) should be short, surrounded by ground, and kept away from switching nodes to avoid jitter. Place the CAN signals C1RX/C1TX (pins 14/15) close to the transceiver and add a 4.7 nF split-termination capacitor at the bus end per CAN 2.0B ISO 11898 recommendations.
Estimated: programming the configuration bits is mandatory - a missing _FOSC selection (e.g. choosing HS oscillator without enabling the PLL block) will leave the device at 4 MHz instead of 40 MIPS and drop throughput 10x. The MCLR pin (1) requires a 10 kohm pull-up to VDD and a 100 nF cap to ground for clean reset; an unbypassed MCLR causes intermittent brown-out resets in noisy environments. Do not exceed 3.6 V on any pin - the absolute maximum is 4.0 V and AEC-Q100 stresses push margin. Finally, disable the JTAG pins in configuration bits if unused - leaving them as GPIO can cause unexpected current spikes during reset.
Información de cumplimiento
RoHS LEAD FREE per Microchip ordering information. AEC-Q100 qualified for automotive applications. REACH compliance per Microchip product declaration. Halogen-free status not explicitly stated in the verified web data - confirm with Microchip directly if required for a specific program.
