VT4T5UF2021 View Datasheet(PDF) - Sharp Electronics
Part Name
Description
Manufacturer
VT4T5UF2021 Datasheet PDF : 8 Pages
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VT4T5UF2021
Combination Tuner/Demodulator/Modulator
ANT
IN
DISTRIBUTOR
RF SW
RF SW
VIDEO
IN
AUDIO
IN
VIDEO
CLAMPER
WHITE
CLIPPER
MODULATOR
BPF
SAW
RESONATOR
PRE-EMPHASIS
CH.
SW
AMP
RF
CARRIER
OSC
FM
MODULATOR
4.5 MHz
TANK
HPF
TV OUT
U/V SEPARATE
FILTER
UHF
INPUT
TUNING
CIRCUIT
RF
AMP
INTERSTAGE
TUNING
CIRCUIT
VHF
INPUT
TUNING
CIRCUIT
RF
AMP
INTERSTAGE
TUNING
CIRCUIT
U/V ONE CHIP AND IC
MIX
~ OSC
IF
AMP
~ OSC
PLL CIRCUIT
RESONANCE
CIRCUIT
IF TUNING
CIRCUIT
RESONANCE
CIRCUIT
SIF
FILTER
SIF
TRAP
VIDEO AMP
VIDEO OUT
PRE-AMP
DET
SAW OUT
FILTER
SF IN
DEMODULATOR
IC
RF AGC
Figure 1. VT4T5UF2021 Block Diagram
AUDIO OUT
AFT OUT
AFT MUTE
COMB3-6
2
RF Data Sheet
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