SC3788

Silan Semiconductors SIX DIGITS MULTIPLEXED LCD WATCH CMOS IC WITH ALARM AND CHRONOGRAPH DESCRIPTION The SC3788 is a 6 digits and 6 functions watch CMOS LCD circuit with an alarm and chronograph function. It can directly drive 6 digits 1/2 duty multiplexed LCD and display Hours, Minutes, Seconds, Month, Data and Day of the Week. The user’s option enables 12 hour or 24 hour format. The SC3788 is typically used in wristwatch and suitable for many other watch applications. FEATURES * Power supply voltage: 3V * 32768 Hz quartz crystal frequency * On-chip oscillator * On-chip voltage reducer * 3 buttons operation * Alarm output drive external melody * Piezo direct drive * Direct interface to 1/2-duty multiplexed LCD with 6 digits and 11 flags (7 days flags, AM/PM flag, chime and alarm flag) * Colon display * Low power dissipation SC3788 40 39 38 37 36 35 34 33 32 31 30 29 28 27 41 42 43 26 44 25 45 24 46 23 47 22 48 21 49 20 50 19 51 18 52 17 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 chip t...