Philips Semiconductors CMOS integrated circuits for clocks and watches Index Type number Description Page PCA146Xseries 32 kHz watch circuit with adaptive motor pulse 28 PCA148X series 32 kHz watch circuit with adaptive motor pulse 45 PCA16XXseries 32 kHz watch circuit with EEProM 60 PCA167Xseries 32 kHz watch circuit using a silver-oxide or a 3 V lithium battery 69 PCF1171C 4-digit LCD car clock 75 PCF1172C 3 1/2-digit LCD car clock 83 PCF1174C 4-digit static LCD car clock PCF1175C 4-digit duplex LCD car clock 103 PCF1178C 4-digit duplex LCD car clock 115 PCF1179C 4-digit duplex LCD car clock 127 PCF8563 Real time clock/calendar 139 PCF8573 Clock/calendar with power fail detector 157 PCF8583 Clock calendar with 240 x 8-bit RAM 174 PCF8593 Low power clock/calendar 195 1998 Jul 31 91 7