Microchip Technology's PIC16F874-04I/PT Microcontroller

The PIC16F874-04I/PT is a high-performance microcontroller unit (MCU) from Microchip Technology, a leading provider of smart, connected, and secure embedded control solutions. This particular MCU is part of the PIC16F family, which is renowned for its versatility, reliability, and efficiency in a wide range of applications.

This microcontroller is designed with a 14-bit instruction set architecture, providing a balance between program complexity and execution speed. It operates at a maximum frequency of 4 MHz, which is suitable for many low-power and medium-speed applications. The PIC16F874-04I/PT is encapsulated in a 44-pin TQFP (Thin Quad Flat Pack) package, offering a compact footprint for space-constrained designs.

It boasts a generous 7 KB of flash memory for program storage, allowing developers to implement complex algorithms and control sequences. Additionally, it includes 192 bytes of EEPROM data memory for non-volatile storage of configuration parameters or user data, and 368 bytes of RAM for efficient data manipulation during operation.

The microcontroller features a rich set of peripherals, including:

• Two 8-bit timer/counters and one 16-bit timer/counter for precise event timing and pulse generation.
• Two capture/compare/PWM modules for advanced control applications such as motor control and dimming.
• Parallel Slave Port for easy interface with external devices or other microcontrollers.
• 10-bit Analog-to-Digital Converter (ADC) with up to 8 channels, enabling the MCU to interface with analog sensors and transducers.
• Synchronous Serial Port (SSP) with SPI and I2C support for communication with other digital devices.
• USART module for serial communication, which is essential for IoT and connectivity applications.

The PIC16F874-04I/PT also features Power-on Reset (POR), Power-up Timer (PWRT), and Oscillator Start-up Timer (OST), ensuring reliable operation under varying power conditions. It is characterized for operation from -40°C to +85°C, making it suitable for industrial and automotive environments.

With its rich feature set and robust design, the PIC16F874-04I/PT from Microchip Technology is an excellent choice for designers looking for a cost-effective yet powerful MCU solution for their embedded projects.