Microchip PIC16F767-I/ML 8-Bit Microcontroller Technical Overview and Application Guide
The Microchip PIC16F767-I/ML is a high-performance 8-bit microcontroller engineered for embedded control applications requiring robust performance, versatile peripherals, and reliable operation in industrial and automotive environments. Housed in a compact 28-pin QFN (ML) package, this device combines the efficiency of the enhanced mid-range PIC® architecture with advanced analog and digital integration.
At its core, the microcontroller operates at a maximum frequency of 20 MHz, delivering a performance of 5 MIPS. It features 8 KB of Flash program memory and 368 bytes of RAM, providing ample space for complex firmware. A key highlight is its 256 bytes of EEPROM data memory, enabling reliable storage of critical data without power.
The analog capabilities are particularly robust. It integrates a 10-bit Analog-to-Digital Converter (ADC) with up to 14 channels, allowing for extensive sensor interfacing. Furthermore, it includes two analog comparators and a powerful Capture/Compare/PWM (CCP) module, which is essential for precision motor control and power conversion applications.
Digital connectivity is facilitated by multiple serial communication modules, including EUSART (for RS-232/485), SPI, and I2C, making it simple to interface with a vast ecosystem of sensors, displays, and other peripherals. Its Enhanced Universal Synchronous Asynchronous Receiver Transmitter (EUSART) supports a wide range of industrial communication protocols.
Designed for resilience, the PIC16F767-I/ML operates over an extensive voltage range of 2.0V to 5.5V and an industrial temperature range (-40°C to +85°C), ensuring stable performance in harsh conditions. Its nanowatt-grade power management technology enables designs to execute long-term operations on battery power by efficiently transitioning between various low-power modes.
Application Guide
This MCU is ideally suited for a diverse set of applications:
Automotive Systems: Body control modules, sensor interfaces, and lighting control due to its robust design and temperature tolerance.
Industrial Control: Actuator control, power supplies, and data loggers leveraging its high-resolution ADC and communication peripherals.
Consumer Electronics: Advanced control systems for appliances, requiring a blend of analog precision and digital control.
Motor Control: The enhanced CCP module is perfectly suited for driving brushed and brushless DC motors.
In summary, the PIC16F767-I/ML stands out as a highly integrated and reliable solution for designers seeking a balance of processing power, analog precision, and connectivity in a space-efficient package. Its combination of extensive memory, versatile peripherals, and rugged construction makes it a superior choice for demanding embedded applications.
Keywords: 8-Bit Microcontroller, PIC16F767, Embedded Control, Analog-to-Digital Converter (ADC), Nanowatt Technology.
