The PIC16LF721-ISO is a microcontroller integrated circuit (IC), manufactured by Microchip. It is part of the PIC16LF family of 8-bit microcontroller ICs. It has a 512-byte program memory, 256-byte register file, and 14-bit wide instruction set. It operates at up to 16MHz and has a low voltage programming voltage of 2.5V. It has an on-chip 10-bit resolution A/D converter and supports pulse width modulation (PWM). Other features include an internal oscillator, 2 capture/compare/PWM (CCP) modules, capture/compare/time (CCT) module, serial port, watchdog timer, and low-power Wake-up on Change Real-Time (WOCRT) feature.