3. TECHNICAL BRIEF
- 25 -
DEEP
DISCHARGED
UVLO
UVLO
VBAT
VREF
EN
VBAT
VSEL
VREF
EN
DGND
DGND
PG
OUT
VBAT
VREF
EN
AGND
OUT
VBAT
VREF
EN
AGND
OUT
VBAT
VREF
EN
DGND
OUT
VBAT
VREF
EN
DGND
OUT
OUT
13
14
10
12
5
7
9
4
15
16
RESET
GENERATOR
OVER TEMP
SHUTD OWN
LI-ION
BATTERY
CHARGE
CONTROLLER
&
µPROCESSOR
CHARGE
INTERFACE
AGND
6
CHARGER
DETECT
Q S
R
110KΩ
ADP3522
27
1
34
28
2
8
26
27
11
22
18
21
19
23
25
20
3
EN
RE
F
BU
F FE
R
VBAT
VRTCIN
VBAT2
SIMVSEL
SIM LDO
DIGITAL COR
E LDO
ANALO
G
L
DO
TCXO LD O
MO
M OR
Y LDO
RTC LDO
1.21V
VSIM
VCORE
VAN
RESET
VTC XO
VMEM
VRTC
REFOUT
AGND
DGND
PWRONKEY
ROWX
PWRONIN
SIMEN
TCXOEN
RESCAP
CHRDET
EOC
CHGEN
GATEIN
BATSNS
ISENSE
GATEDR
CHRIN
MVBAT
31
Figure 3-12 Block Diagram of ADP3522
Table 3-7 LDOs of ADP3522
VSIM
VCORE
VRTC
VTCXO
VAN
VMEM
Description
1.8V(is provided to the AD6525 & AD6521ʼs digital core)
2.85V(is provided to SIM card)
2.0V(is provided to the RTC and Backup Battery)
2.55V(is provided to the AD6521 I/O and used as microphone bias)
2.75V(is provided to VCTCXO)
2.8V(is provided to Flash)
3.7 Power Management IC (ADP3522, U301)
Block Diagram
Содержание G1610
Страница 1: ...Service Manual Model G1610 Service Manual G1610 P N MMBD0045701 Date February 2005 Issue 1 0 ...
Страница 52: ...4 TROUBLE SHOOTING 51 Graph 4 14DCS TX Graph 4 15EGSM TX VC1 VC2 VC1 VC2 VC1 VC2 VC1 VC2 ...
Страница 70: ...5 DISASSEMBLY INSTRUCTION 69 5 DISASSEMBLY INSTRUCTION Figure 5 1 Figure 5 2 ...
Страница 71: ...5 DISASSEMBLY INSTRUCTION 70 Figure 5 3 Figure 5 4 ...
Страница 72: ...5 DISASSEMBLY INSTRUCTION 71 Figure 5 5 ...
Страница 73: ...5 DISASSEMBLY INSTRUCTION 72 Figure 5 6 1 3 2 4 Figure 5 7 1 2 3 ...
Страница 74: ...5 DISASSEMBLY INSTRUCTION 73 Figure 5 8 4 2 3 1 2 1 Figure 5 9 ...
Страница 75: ...5 DISASSEMBLY INSTRUCTION 74 Figure 5 10 ...
Страница 82: ...6 DOWNLOAD AND CALIBRATION 81 11 Wait until Sending Block is completed 1 Wait Until Sending Block is completed ...
Страница 86: ...7 BLOCK DIAGRAM 85 7 BLOCK DIAGRAM Power supply ...
Страница 87: ... 86 ...
Страница 101: ...11 STAND ALONE TEST 100 11 2 Standalone Test Equipment Setup GSM Test Equipment Power Supply RS 232 Cable PC JIG Phone ...
Страница 108: ...12 AUTO CALIBRATION 107 12 3 Equipment Setup Figure 12 1 Equipment Setup ...
Страница 111: ...12 AUTO CALIBRATION 110 ...
Страница 113: ...13 EXPLODED VIEW REPLACEMENT PART LIST 112 ...