HD4074318S中文資料日立數(shù)據(jù)手冊PDF規(guī)格書

Description

The HD404318 Series is 4-bit HMCS400-series microcomputer with large-capacity memory designed to increase program productivity. Each microcomputer has an A/D converter and input capture timer built in. They also come with high-voltage I/O pins that can directly drive a fluorescent display.

Features

? 34 I/O pins

? One input-only pin

? 33 input/output pins: 21 pins are high-voltage pins (40 V, max.)

? On-chip A/D converter (8-bit ×8-channel)

? Three timers

? One event counter input

? One timer output

? One input capture timer

? 8-bit clock-synchronous serial interface (1 channel)

? Alarm output

? Built-in oscillators

? Ceramic or crystal oscillator

? External clock drive is also possible

? Seven interrupt sources

? Two by external sources

? Three by timers

? One each by the A/D converter and serial interface

? Two low-power dissipation modes

? Standby mode

? Stop mode

? Instruction cycle time 1 μs (fosc = 4 MHz)