UPD784020 - NEC

UPD784020 16/8-BIT SINGLE-CHIP MICROCOMPUTER

DATA SHEET MOS INTEGRATED CIRCUIT m PD784020, 784021 16/8-BIT SINGLE-CHIP MICROCOMPUTER The mPD784021 is a product of the m PD784026 sub-series in the 78K/IV series. It contains various peripheral hardware such as RAM, I/O ports, 8-bit resolution A/D and D/A converters, timers, serial interface, and interrupt functions, as well as a high-speed, high-perfo.

Features

• 78K/IV series
• Pin-compatible with the mPD78234 sub-series
• Minimum instruction execution time: 160 ns (at 25 MHz)
• PWM outputs: 2
• Standby function HALT/STOP/IDLE mode
• Number of I/O ports: 46
• Timer/counters: 16-bit timer/counter ¥ 3 units 16-bit timer ¥ 1 unit
• Serial interface: 3 channels UART/IOE (3-wire serial I/O) :2 channels CSI (3-wire serial I/O, SBI) : 1 channel
•
•
•
•
• Clock frequency division function Watchdog timer : 1 channel A/D converter D/A converter : 8-bit resolution ¥ 8 channels : 8-bit resolution ¥ 2 channels Supply voltage : VDD = 2.7 to 5.5 V APPLICAT.