ML9098B

ML9098B Clock IC with Static and 1/2-Duty LCD Drivers FEDL9098B-01 Issue Date: Aug. 10, 2010 GENERAL DESCRIPTION The ML9098B is a 24-hour/ 12-hour car clock IC that drives 1/2-duty dynamic or static LCDs. It has a wide range of power supplies using oscillation of 4.194304 MHz. The ML9098B has time adjustment functions in hour, minute, and 30-minute units. FEATURES 24-hour or 12-hour system Power supplies ranging from 3.0 to 5.5V Designed for 1/2-duty or static LCDs 4.194304MHz (crystal oscillation) Package: 48-pin plasticTQFP (TQFP48-P-0707-0.50-K) 1/15 Time adjustment Segment drivers BLOCK DIAGRAM VDD Xin Xout DU_SEL M H SET SW_EN_SEL BLANK A/C COL_SEL DISP_SEL Power-on reset circuit RESET Frequency divider Second counter Minute counter Hour counter RESET Common Driver Segment decoder TEST VCC BIAS FEDL9098B-01 ML9098B 64HZ COM1 COM2 Seg1 Seg2 Seg3 Seg4 Seg5 Seg6 Seg7 Seg8 Seg9 Seg10 Seg11 Seg12 Seg13 Seg14 Seg15 Seg16 Seg17 Seg18 Seg19 Seg20 Seg21 Seg22...