- 23 -
3. TECHNICAL BRIEF
LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Notes:
1. Supply regulated by internal LDO3 and should not be connected to any other supply
2. Internally connected as Synth supply (Co SDM + Charge pump)
3. Supply regulated by internal LDO2 and should not be connected to any other supply
AD6548/9 Pin Descriptions
No
Name
Description
No
Name
Description
1
VCC_FE
Front end supply (IP)
17
VCC_REF
Reference Oscillator Supply (IP)
2
I
I baseband input/output
18
VAFC/
AD6548 Crystal Freq control (IP)
N/C
AD6549: Spare Pin
3
IB
I baseband input/output
19
REFIN
Crystal Connection
4
VCC_BBI
Baseband I, TX path supply (IP)
20
REFINB
Crystal Connection
5
SDATA
Serial port data
21
REF_OP
Reference Frequency Output
6
SCLK
Serial port clock
22
QB
Q baseband input/output
7
SEN
Serial port enable
23
Q
Q baseband input/output
8
N/C
Not connected
24
VCC_BBQ
Baseband Q supply (IP)
9
VLDO3
TX LDO Output (1)
25
RX1900B
PCS 1900 LNA input
10
TXOP_LO
Transmit O/P (850/900MHz)
26
RX1900
PCS 1900 LNA input
11
TXOP_HI
Transmit O/P (1800/1900MHz)
27
RX1800B
DCS 1800 LNA input
12
VCC_TXVCO
TX VCO supply (1)
28
RX1800
DCS 1800 LNA input
13
VDD
Serial interface supply
29
RX900B
E-GSM LNA input
14
VBAT
Battery I/P for LDO reg’s
30
RX900
E-GSM LNA input
15
VLDO1
LDO regulator Output (2)
31
RX850B
GSM 850 LNA input
16
VLDO2
LO VCO Supply (3)
32
RX850
GSM 850 LNA input
GOMPLIANT TO JEDEC STANDARDS MO-220-VHHD-2
Содержание KP210
Страница 1: ...Date February 2008 Issue 1 0 Service Manual Model KP210 KP215 Service Manual KP210 KP215 ...
Страница 101: ...LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 102 ...
Страница 107: ... 108 LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 121: ...LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 122 ...
Страница 138: ...Note ...
Страница 139: ...Note ...