STB7003 Просмотр технического описания (PDF) - STMicroelectronics
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производитель
STB7003 Datasheet PDF : 9 Pages
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GAIN SELECTION
BSW
GC
GSM
LNA1
0
0
High gain
0
1
Low gain
1
0
Off
1
1
Off
DCS/PCS
LNA2
Off
Off
High gain
Low gain
PINOUT
Pin Number
1
2
3
4
5
6
7
8
9
10
Symbol
PD
AI1
GND
AI2
BSW
VccDCS
AO2
VccGSM
AO1
GC
STB7003
Description
Power down
GSM LNA1 input
Ground
DCS/PCSl LNA2 input
Band switch between GSM and DCS/PCS RF output
DCS Supply voltage
DCS/PCS LNA2 output
GSM/BiAS Supply voltage
GSM LNA1 output
LNA1/2 gain control
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