BUY Z8S18020VSG1960 https://www.utsource.net/itm/p/8925631.html
IC MPU Z180 20MHZ 68PLCC
Description: Z8S18020VSG1960 is a PLCC68 package microcontroller from Zilog. It is a 8-bit microcontroller with a maximum clock frequency of 20 MHz. Features: 8-bit architecture 20 MHz maximum clock frequency Up to 32 Kbytes of on-chip Flash memory Up to 2 Kbytes of RAM Up to 32 I/O pins Up to 8 channels of 8-bit A/D converter Up to 4 channels of 16-bit timer/counter Up to 3 channels of serial communication (UART, SPI, I2C) On-chip oscillator On-chip reset circuit Low power consumption Built-in power-on reset circuit Built-in watchdog timer Applications: Automotive Industrial control Home appliances Security systems Medical equipment Automated test equipment (For reference only)