PIC16F690 Microcontroller

PIC16F690 Microcontroller

The PIC16F690 is an 8-bit Flash microcontroller developed by Microchip Technology. It belongs to the PIC16F family and is specially designed for low-power, low-cost, and mixed-signal embedded applications.

It uses Harvard architecture with a RISC instruction set, allowing most instructions to execute in a single instruction cycle. The device operates at clock speeds up to 20 MHz and integrates a wide range of analog peripherals such as ADC, comparators, and a voltage reference, making it ideal for sensor-based and control applications.

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Features

• 8-bit PIC CPU (RISC architecture)
• Operating voltage: 2.0 V – 5.5 V
• Maximum clock frequency: 20 MHz
• Program memory: 4 KB Flash
• RAM: 256 bytes
• EEPROM: 256 bytes
• I/O pins: Up to 18 programmable digital I/O pins
• Timers:
• Timer0 (8-bit)
• Timer1 (16-bit)
• Timer2 (8-bit)
• Analog features:
• 10-bit ADC with up to 12 analog input channels
• 2 analog comparators
• On-chip voltage reference
• Communication interfaces:
• USART
• SPI
• I²C (MSSP module)
• PWM / CCP module
• Interrupt system
• Watchdog Timer (WDT)
• In-Circuit Serial Programming (ICSP)
• Low-power sleep mode
• Available in DIP and SMD packages

Applications

• Sensor-based embedded systems
• Industrial control and monitoring
• Home automation devices
• Consumer electronics
• Battery-powered products
• Motor and actuator control
• Educational and student projects