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DIGITAL GAIN CONTROL
ORDER CODE
STB7003
MSOP10-EP
(exposed pad)
BRANDING
7003
APPLICATIONS
TRI-BAND GSM/DCS/PCS FRONT-ENDS
FUNCTIONAL BLOCK DIAGRAM
PD
GC
DESCRIPTION
The STB7003 is a tri-band LNA designed for GSM/DCS/
PCS applications. The GC pin sets the LNA gain levels.
The innovative architecture implemented allows to
reach very low current consumption. LNA1 works at
0.9-1.0 GHz and LNA2 over the 1.8-2GHz frequency
range.
AI1
LNA1
AO1
BIAS
GND
Vcc
GSM
AI2
LNA2
AO2
BSW
Vcc
DCS
ABSOLUTE MAXIMUM RATING
Symbol
Vcc
Tj
T
stg
Supply voltage
Junction temperature
Storage temperature
Parameter
Value
4.5
150
-40 to +85
Unit
V
o
C
擄C
THERMAL DATA
Symbol
R
th(j-a)
Parameter
Thermal resistance junction-ambient
Value
TBD
Unit
o
C/W
January, 22 2002
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