Casio QT 6000 Service Manual - Page 99
SG-8002JFSCB14.318M IC41: Programmable High-Frequency Crystal Oscillator 14.318 MHz - sensor
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Page 99 highlights
15. RTC-7301DG (IC19) CS0 1 FOUT 2 IRQ 3 A0 4 A1 5 A2 6 A3 7 RD 8 GND 9 18 VDD 17 VDD 16 VDD 15 CS1 14 D0 13 D1 12 D2 11 D3 10 WR 32.768 kHz OSC DIVIDER VTEMP FOUT FCON Temperature Sensor *1 7301SF 7301DG FOUT CONTROLLER IRQ A0 - A3 D0 - D3 WR RD CS0 CS1 INTERRUPTS CONTROLLER BUS INTERFACE CIRCUIT Control Line Digital Trimming REGISTER CLOCK and CALENDAR TIMER REGISTER ALARM REGISTER CONTROL REGISTER and SYSTEM REGISTER 16. S-80828CLNB-B6N-T2 (IC55) VSS NC 4 3 1 2 OUT VDD 2 V DD + - V RF.F V SS 4 * OUT 1 * 17. SG-8002JFSCB14.318M (IC41): Programmable High-Frequency Crystal Oscillator (14.318 MHz) SG-8002JFSCB33M (IC43): Programmable High-Frequency Crystal Oscillator (33 MHz) 18. SN74AHCT08 (IC49) 1A 1 1B 2 1Y 3 2A 4 2B 5 2Y 6 GND 7 14 VCC 13 4B 12 4A 11 4Y 10 3B 9 3A 8 3Y - 97 -