Table of Contents:
1
2
3
4
4.1
Introduction..................................................................................................... 6
4.2
Power Supply RF-Part .................................................................................... 7
4.3
Frequency generation .................................................................................... 7
4.3.1
4.3.2
Synthesizer: LO1 ..................................................................................................................8
4.4
4.5
4.6
Receiver......................................................................................................... 11
4.6.1
4.6.2
IC Overview ........................................................................................................................13
4.7
Transmitter.................................................................................................... 15
4.7.1
4.7.2
5
LOGIC / CONTROL........................................................................................... 17
5.1
5.1.1
Logic Block Diagram ..........................................................................................................17
5.1.2
5.1.3
EGOLD+ .............................................................................................................................18
5.1.4
SRAM .................................................................................................................................22
5.1.5
FLASH ................................................................................................................................22
5.1.6
SIM .....................................................................................................................................22
5.1.7
Vibration Motor ...................................................................................................................23
6
POWER SUPPLY.............................................................................................. 23
6.1
Power Supply ASIC ...................................................................................... 23
6.1.1
6.1.2
Power Supply Functions:....................................................................................................26
6.2
Battery ........................................................................................................... 33
6.3
Charging Concept......................................................................................... 34
V 1.10
A52/A55/C55 IFX
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08/03