Motorola V177 Schematics
XTAL26MHz
AFC
27
8
ANALOG INTERFACE
RF_CLK(26MHz)
U703 SI4210
I N
I P
Q P
Q N
6
7
5
4
11
31 30
DCX O
12,13,25,28,29
PGA
PGA
VCO+FREQUENCY SYNTHESIZER
DET
LOW-IF
DIGITAL FILTER
9
1
3
2
Q
ADC
I
ADC
PGA
PGA
90/0
LNA850
LNA900
LNA1800
LNA1900
15
LBTXOUT
16
HBTXOUT
R718
Att 3dB
R719
Att 3dB
APC
4
20
18
1
3
22
EGSMRX
21
20
DCSRX
19
Battery
U700
SKY77328
11
15
(from G+)
GSM_TX
DCS_TX
BF700
BF701
SW_LO_TX
T700
1
Dual-
2
BJT
3
VC1_DCSTX
5
3
4
5
VC1_GSMTX
6
2
SW700
ANT Switch
11
GSMRX
SW_HI_T X
RF2V8 TCXOEN
(from G+)
10
8
1
DCSRX
(sense charge current)
ICTL VBATS
VBAT
Charger
3
J700
(to Syren)
10
(Charge Current Control)
(from Syren)
U701
1
LDO
4
U502
Charger IC
ICTL
(from G+)
VBAT
(from Syren)
PCHG
1
2
6
U501
4
VCHG
(to Syren)
3
5
4, 5
1
U500
J601
4
1-3
ADAPTER CONNECTOR
RF2V8
(from U701)
to 2.85/1.8V
to 1.5V
to 2.8V
V_RTC
V_SIM
V_IO
H1
M3
M8 K9 M9 L8
VBATS
VCHG
from / to Charger
F1
VCCS
U101 SYREN
VBACKUP
F3
12
AFC
Vibration
TXQN
TXQP
TXIN
U301
Audio
AMP.
(from Battery)
HS_EN
TXIP
3
4
1
MICIP
MICIN
TSPDO
TSPEN0
RXQN
RXQP
RXIP
RXIN
SHMICP
AUDAMP_SD
BATTEMP
(from G+)
(to G+)
HS_MODE
(from G+)
Receiver
MIC
8
5
Speaker
1
(to G+)
3
TX_MODEM1
U300
(Headset / Data select from G+)
1
4
6
U302
3
ESD
4
5
1
5
F302
J300
RX_MODEM1
HS_DETECT
(from G+)
4
3
HS_MIC
4
3
EARP
EARN
MICBIAS
HSOR
SPKN
SPKP
C11
C12
D9
K2
J4
G10
H11
H12
H10
F12
F11
G11
G12
A8
B8
B12
A12
C9
A10
A11
A7,B7
A6,B6
J12
J10
L2,M1
K8
to 1.5V
to 2.8V
to 1.8V
V_DBB
D11,A2,L1,K1,D2,
E2,C7,C6,M7
I2S Audio
Series Port
Reference
LEDC
VBAT
Voltage
Power
Control
(VRPC)
L4
(Base Band
CLK13M
UDX
UDR
UEN
TMS
TCK
SYREN_TDO
TDO
VCK
VFS
VDR
VDX
IT-WAKEUP
nRESPWRON
ONnOFF
RPWON
CLK32K
PWON
SIM_CLK
SIM_I/O
SIM_RST
Intercommunication)
from JTag Te st
Points - not in use
(Voice Band
Intercommunication)
(Weak up interrupt from RTC)
(Chip reset)
(Keypad ON indication from keypad interface processor)
(from TP11 on Testpoint )
(from keypad)
1
2
Connector
1.8 or 3V
SIM Card
3
SIM
6
5
6
(from Syren)
C3
C1
D3
C2
E1
K3
L3
M2
L6
M6
H2
K6
B4
B3
B2
D4
C4
A4
E3
H3
J2
J3
E10
J1
E11
K5
M5
L5
K4
V_FLASH
V_RAM
A3
D1
L7
PCHG
ICTL
TSPEN2
TSPCLK
TSPDO
(ARM - Syren
Intercommunication)
(from Syren)
V_SIM
V_FLASH
V_RAM
BFSR
BDR
BFSX
BDX
MCUDI
MCUDO
MCUEN0
VCLKRX
VFSRX
VDR
VDX
CDO
CSCLK
CSYNC
SIM-IO3
SIM-CLK3
SIM-RST3
Address Bus ADD[1:23]
U200
FLASH
128Mbit
&
PSRAM
32Mbit
J8,K7,
L3
K5
K1
D6
C2
F3
U100 G+
AA12
Y13
Y12
W14
W6
V8
Y5
NAND
Flash IF
W10
W12
W11
Interface
R11
W18
Y18
Y19
G19
J15
H18
D9
C8
H9
26MHz
Voice
Band
I2S
RTC/
RESET
SIM
Memory IF
G2
nCS5
Data Bus DATA[0:15]
J21
5Mbit
SRAM
0.5Mbit
SRAM
48Kbytes
ROM/Boot
CRYPTO
Processors
64b key
128b key
K3
K8
K7
nCS4
nBLE
nBHE
(from / to JTag Test Points - not in use)
Write
Buffer
E20
TDI
E21 E19
TCK
32.768KHz
LCD_nRESET
(to LCM)
X100
XTAL
J20H21
LCD IF
R18,V21,U19,
W21,T18
Y21,V19,U18,
W19,V18
B19 A20C18 D17
D16
A19
TX_MODEM1
RTS_MODEM1
DSR_MODEM1
DTR_MODEM1
(from / to Modem
Test Points - not in use)
RX_MODEM1
(from / to Muliplexer
H20
V12
V10
P12
R12
V15
V11
C17
A18
N14
R20
CTS_MODEM1
at headset connector)
CLK32K
SW_LO_TX
PDN
PA_EN
BS
TSPEN0
SW_HI_T X
RX_irDA
TX_irDA
LCD_nCS0
LCD_nCS1
ROW0 - RO W4
COL0 - COL4
(to T700)
(to Syren)
(to T700)
not use
LCD_D[7:0]
(from G+)
(from G+)
CLI
LCD_nCS1
LCD_nRESET
LED(Back Light_5V)
SubDisplay
LCD_nCS0
LCD_nRESET
(from G+)
(from G+)
KEYLIGHT_EN
(from G+)
V175/V176 EU Band Block Diagram
23. June. 2005
1
Charge Pump
U201
3
BACKLIGHT_EN
(from G+)
5
VBAT
CLK13M
AA18
W16
AA17V14
13MHz
6
ARMIO (GPIO)
F18
TMS
TDO
D18
Y4
HS_MIC
BACKLIGHT_EN
(to U201)
(to headset for
power supply)
G11,
M4
W5
C21
HW_ID
KEYLIGHT_EN
HS_DETECT
(to keypad)
(from Headset)
(detect V175/V176 or V177)
R19 V7
LCD_ID
(from LCM)
AA4C7M3
HS_EN
AUDAMP_SD
(to Speaker)
(to Headset)
FOLD_DET
(from keypad)
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