Description
The HD404889, HD404899, and HD404868 Series comprise low-voltage, 4-bit single-chip microcomputers with a variety of on-chip supporting functions that include an LCD circuit, A/D converter, multifunctional timers, and large-current I/O pins.
Features
- 46 I/O pins (HD404889/HD404899/HD404878 Series) 41 I/O pins (HD404868 Series) Large-current I/O pins (source: 10 mA max. ):4 Large-current I/O pins (sink: 15 mA max. ): 8 (HD404889/HD404899/HD404878 Series) 6 (HD404868 Series) LCD segment multiplexed pins:16 Analog input multiplexed pins: 6 (HD404889 and HD404899 Series) 4 (HD404868 Series)
HD404889/HD404899/HD404878/HD404868 Series.
- Four Timer/counters 8-bit timer: 2 (HD404889/HD404899/HD404878 Series) 1 (HD404868 Series) 16-b.
HD4074889H Datasheet
