S974T/S974TR/S974TRW
Vishay Telefunken
MOSMIC
廬
for TV鈥揟uner Prestage with 9 V Supply
Voltage
MOSMIC
-
MOS Monolithic Integrated Circuit
Electrostatic sensitive device.
Observe precautions for handling.
Applications
Low noise gain controlled input stages in UHF-and
VHF- tuner with 9 V supply voltage.
AGC
RF in
C block
C block
G2
G1
S
D
RF out
C block
94 9296
RFC
V
DD
Features
D
Easy Gate 1 switch-off with PNP switching tran-
sistors inside PLL
D
High AGC-range with less steep slope
D
Integrated gate protection diodes
2
1
D
D
D
D
Low noise figure
High gain
Improved cross modulation at gain reduction
SMD package
1
2
94 9279
13 579
94 9278
95 10831
3
4
4
3
S974T Marking: 974
Plastic case (SOT 143)
1 = Source, 2 = Drain, 3 = Gate 2, 4 = Gate 1
S974TR Marking: 97R
Plastic case (SOT 143R)
1 = Source, 2 = Drain, 3 = Gate 2, 4 = Gate 1
1
2
13 654
13 566
4
3
S974TRW Marking: W97
Plastic case (SOT 343R)
1 = Source, 2 = Drain, 3 = Gate 2, 4 = Gate 1
Document Number 85063
Rev. 3, 20-Jan-99
www.vishay.de
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