Block Diagram C350 Base Station - Siemens gigaset C350 Repair Manual

5.2 Block diagram C350 base station

Line
AC-NAG
9,5V AC 300 mA
Confidential
Version 1.0
serial EEPROM
8K x8 or 16k x 8
V24 Test-Interface
Crystal10,368MHz
Universal-LIF
ICTR 37
LDO_2.5
Infinineon TLE4308 und
IFX1117GSV succession
Charging for portable parts
Communications
I2C-Interface
SC14438 (National)
- µP DIP
- 5MBit Flash / ROM
- 10,5kB RAM+11,5
shared
- DECT-DSP
- Analog Part
RESQ
- 64 Pin TQFP
1,8V
2,5V
2,5V IO/RF
LDO_1.8
1,8V BB
ca. 150 mA DC
reduced current of 6mA if RF-Connection established
11 COM MD CC GRM T
July 2005
Paging Switch also usable
for registration of mobiles
LIU o. MWI
Not implemented
HF-Modul (National)
2,5V
3,3V PA +Synth.
max 3,6V
J. Junggebauer