Sleep Crystal Circuit For 32.768 Khz - Nokia 1265 Description And Troubleshooting

1265 (RH-103)
Baseband Description and Troubleshooting

SLEEP Crystal Circuit for 32.768 kHz

The 32.768 kHz crystal oscillator is the primary SLEEP clock source when TCXO
clocks are disabled to save power.
Page 12 © 2007 Nokia Corporation
Figure 6: TCXO Timing at 25
Figure 7: Sleep CLK Block Diagram
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Issue 1 04/2007