S974T Datasheet, PDF (1/6 Pages) Vishay Siliconix – MOSMIC for TV-Tuner Prestage with 9 V Supply Voltage

S974T/S974TR/S974TRW
Vishay Telefunken
MOSMIC^® for TV–Tuner 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.
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
C block
AGC
G2
RF in
G1
C block
RFC
D
S
C block
V_DD
RF out
94 9296
D Low noise figure
D High gain
D Improved cross modulation at gain reduction
D SMD package
21
1
2
94 9279
13 579
3
4
S974T Marking: 974
Plastic case (SOT 143)
1 = Source, 2 = Drain, 3 = Gate 2, 4 = Gate 1
12
94 9278
4
3
95 10831
S974TR Marking: 97R
Plastic case (SOT 143R)
1 = Source, 2 = Drain, 3 = Gate 2, 4 = Gate 1
13 654
13 566
43
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
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