Table of Contents:
1
2
3
4
RADIO PART ...................................................................................................... 6
4.1
Power Supply RF-Part .................................................................................... 6
4.2
Frequency generation .................................................................................... 7
4.2.1
4.2.2
Synthesizer: LO1 ..................................................................................................................9
4.2.3
Synthesizer: LO2 ................................................................................................................11
4.2.4
Synthesizer: PLL ................................................................................................................12
4.3
4.4
Receiver......................................................................................................... 15
4.4.1
4.4.2
IC Overview ........................................................................................................................17
4.5
Transmitter.................................................................................................... 18
4.5.1
4.5.2
5
LOGIC / CONTROL........................................................................................... 20
5.1
5.1.1
Logic Block Diagram ..........................................................................................................20
5.1.2
5.1.3
EGOLD+ .............................................................................................................................21
5.1.4
SRAM .................................................................................................................................25
5.1.5
FLASH ................................................................................................................................25
5.1.6
SIM .....................................................................................................................................25
5.1.7
Vibration Motor ...................................................................................................................26
6
POWER SUPPLY.............................................................................................. 26
6.1
Power Supply ASIC ...................................................................................... 26
6.1.1
Power Supply Diagram.......................................................................................................27
6.1.2
6.1.3
Power Supply Functions:....................................................................................................29
6.2
Battery ........................................................................................................... 36
6.3
Charging Concept......................................................................................... 36
7
INTERFACES.................................................................................................... 40
V1.20
A55/C55_Hitachi
Page 2 of 48
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ICM MP CCQ GRM
04/03