TDA5634T Datasheet, PDF (9/20 Pages) NXP Semiconductors – 9 V UHF mixer/oscillator for TV and VCR tuners

Philips Semiconductors
9 V UHF mixer/oscillator for TV and VCR
tuners
Product specification
TDA5634T
handbook, full pagewidth Vt
R5
R4
C17
D1
L6 L5
C16
C15
R3
R2
n.c. _{C14 C13 C12 C11}
16 15 14 13 12
9V
C10
11
measurement
network
L3
L2
C9
IF output
spectrum
analyzer
50 Ω
C8
C7
10
9
UHF OSCILLATOR
STABILIZER
IF AMPLIFIER
MIXER
TDA5634T
RF STAGE
LOCAL
OSCILLATOR
1
C1
2
3
4
5
6
7
8
C2
C3
C4
R1
C5
L1
C6
HYBRID
ANZAC-183-4
50 Ω
50 Ω
HYBRID
ANZAC-183-4
50 Ω
50 Ω
output
9V
MBE300
L2, L3 and C9 are only required for measurement purposes; they are not used in a tuner.
Fig.7 Measurement circuit.
1996 Nov 7
9