SN761685 Datasheet, PDF (8/14 Pages) Texas Instruments – TV TUNER IC

SN761685
TV TUNER IC
SLES175 – APRIL 2006
PART NAME
C1 (UHF OSC)
C2 (UHF OSC)
C3 (VLO OSC)
C4 (VLO OSC)
C5 (VTU)
C6 (UHF OSC)
C7 (VLO OSC)
C8 (UHF OSC)
C9 (VHI OSC)
C10 (VHI OSC)
C11 (UHF OSC)
C12 (VTU)
C13 (VTU)
C14 (VTU)
C15 (VHI OSC)
C16 (VHI OSC)
C17 (VTU)
C18 (IF OUT1)
C19 (IF OUT2)
C20 (BAND SEL)
C21 (OSC OUT2)
C22 (OSC OUT1)
C23 (VCC)
C24 (VHI IN2)
C25 (VHI IN1)
C27 (VLO IN)
APPLICATION INFORMATION (continued)
Component Values for Measurement Circuit
VALUE
2 pF
15 pF
1.5 pF
120 pF
Open
1.5 pF
2 pF
1.5 pF
3 pF
91 pF
2 pF
2.2 nF
2.2 nF
2.2 nF
3 pF
Open
1 µF/50 V
2.2 nF
2.2 nF
0.1 µF
2.2 nF
2.2 nF
0.1 µF
2.2 nF
2.2 nF
2.2 nF
PART NAME
C28 (UHF IN2)
C29 (UHF IN1)
C31 (MIXOUT)
C32 (MIXOUT)
C34 (MIXOUT)
C36 (VCC)
C37 (VTU)
L1 (VHI OSC)
L2 (UHF OSC)
L3 (VHI OSC)
L12 (MIXOUT)
R1(UHF OSC)
R2 (VLO OSC)
R3 (UHF OSC)
R4 (VHI OSC)
R5 (VHI OSC)
R6 (VTU)
R7 (IFOUT2)
R14 (VLO IN)
R19 (MIXOUT)
R51 (VHI OSC)
U1
VC1 (UHF OSC)
VC2 (VLO OSC)
VC3 (VHI OSC)
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VALUE
2.2 nF
2.2 nF
Open
Open
15 pF
47 µF
47 µF/50 V
φ3 mm, 8T, wire 0,32 mm
φ1.8 mm, 2T, wire 0,4 mm
φ2 mm, 4T, wire 0,4 mm
φ3 mm, 25T, wire 0,29 mm
22 kΩ
33 kΩ
22 kΩ
33 kΩ
0Ω
22 kΩ
50 Ω
Open or 50 Ω
Open
0Ω
SN761685
1T363A
1T363A
1T363A
8
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