6. BLOCK DIAGRAM
- 141 -
6.1 GSM & WCDMA RF Block
6. BLOCK DIAGRAM
MSM6250A
-
TX_ON
-
TX_AGC_ADJ
-DAC_REF
-
TX_IQ
-SBST/CK/DT
-TCXO
-TCXO_EN
-
TRK_LO_AD J
RFR6250
RTR6250
RF_ON(TX_
ON) -
VCONTROL-
DAC_REF
-
TX_IQ -
SBST/CK/
DT -
RX_IQ -
SBST/CK/DT -
SBST/CK/DT
DUPLEXER
RX SAW
2110-2170
VCTCXO
19.2MHz
PLL1
CXO
-C
P
1
TCXO
V
c
-
UMTS
OUT
- RX_IQ
Loop
filter
-V
CO_V
T
UNE
PM6650
RX_IQ -
UMTS RF
GSM RF
-GSM900_INP
-GSM900_INN
-GSM1800_INP
-GSM1800_INN
-GSM1900_INP
-GSM1900_INN
-TX_MOD_CP
GSM
TX VCO
-TX_VCO_FB
Loop
filter
BLUETOOTH
RF MODULE
GSM
Tri -band
PAM
TCXO
BT_SBST/CK/DT
BT_RX_TX_N
BT_DATA
BT_SBST/CK/DT
BT_RX_TX_N
BT_DATA
BLUETOOTH RF
TX_SAW
1920-1980
UMTS
PAM
F
E
M
-HDEt1
Coupler
HDET.
Содержание U310
Страница 3: ... 4 ...
Страница 20: ...3 TECHNICAL BRIEF 21 ...
Страница 33: ...3 TECHNICAL BRIEF 34 Figure 3 5 10 1 Bluetooth system architecture ...
Страница 47: ...3 TECHNICAL BRIEF 48 Figure PM6650 2M Functional Block Diagram ...
Страница 72: ...4 TROUBLE SHOOTING 73 4 2 SIGNAL PATH WCDMA Tx PATH WCDMA Rx PATH ...
Страница 76: ...4 TROUBLE SHOOTING 77 ...
Страница 90: ...4 TROUBLE SHOOTING 91 ...
Страница 110: ...4 TROUBLE SHOOTING 111 CN501 C537 C538 MSM6250A ...
Страница 116: ...4 TROUBLE SHOOTING 117 C216 C217 for MIC serial capacitor MSM6250A ...
Страница 119: ...4 TROUBLE SHOOTING 120 Q400 Q401 Q402 VBATT GND ...
Страница 149: ... 150 8 pcb layout ...
Страница 150: ... 151 8 pcb layout ...
Страница 151: ... 152 8 pcb layout ...
Страница 152: ... 153 8 pcb layout ...
Страница 153: ... 154 ...
Страница 160: ...9 Calibration RF Auto Test Program 161 9 3 1 Example for Calibration Click START U310 ...
Страница 161: ...9 Calibration RF Auto Test Program 162 9 3 2 Example for RF Auto Test Click Run button U310 U310 U310 U310 ...
Страница 163: ... 164 ...
Страница 187: ...Note ...
Страница 188: ...Note ...