The PIC16F874A-I/P is a PIC microcontroller manufactured by Microchip. It offers 7kB of Flash memory and 192 bytes of SRAM. It also features 128 bytes of EEPROM storage. This chip has a clock speed of up to 20MHz, and it has a range of features, such as an oscillator, five I/O ports, and one timer. It also has 32 I/O pins, offering analog-to-digital and digital-to-analog capability. Additionally, this microcontroller can be used with a number of development tools like the MPLAB IDE, the PICkit programmer, and the MPLAB C18 SDK.