The MCH5809-TL-E is an 8-bit CMOS microcontroller with parallel bus and 5V/3V logic capabilities manufactured by ON Semiconductor. It has an 8-bit CPU, 32 KB of ROM and 256 B of RAM. The MCH5809-TL-E is an efficient solution to low-end microcontroller applications such as space-constrained consumer product designs and a cost-effective choice for embedded applications such as industrial controls, household appliances, security systems and more. Features include 29 general purpose I/O pins, timers, 1-wire, 4-channel PWM output, serial I/O ports, built-in LCD controller and 32-bit crystal oscillator.