The PD75036 is a 75X series 4-bit single-chip microcomputer. The PD75036 is an expanded version of the PD75028. It has ROM and RAM with a larger capacity. The minimum instruction execution time of the PD75036 is 0.95 s. In addition to this high-speed capability, it contains an A/D converter and furnishes high-performance functions such as the serial bus interface (SBI) function that follows the NEC standard format, providing powerful features and high cost performance. A built-in PROM product, PD75P036, is also available. The PD75P036 is suitable for small-scale production or experimental production in system development. The following user's manual describes the details of functions. Be sure to read it before design.