tda5631t NXP Semiconductors, tda5631t Datasheet - Page 14
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tda5631t
Manufacturer Part Number
tda5631t
Description
9 V Vhf, Hyperband And Uhf Mixer/oscillator For Tv And Vcr 3-band Tuners
Manufacturer
NXP Semiconductors
Datasheet
1.TDA5631T.pdf
(28 pages)
Philips Semiconductors
1996 Mar 21
handbook, full pagewidth
9 V VHF, hyperband and UHF
mixer/oscillator for TV and VCR 3-band tuners
L6, L7 and C24 are only required for measurement purposes; they are not used in a tuner. The pin numbers in parenthesis represent the TDA5631.
D1
R1
C27
C1
C5
L1
OSCILLATOR
20
(1)
BAND A
BAND A
STAGE
C6
D2
MIXER
R2
19
(2)
C26
18
(3)
C2
C7
C3
R3
L3
50
C12
to C12 - C13 or C14 - C15
OSCILLATOR
ANZAC-183-4
C8
(20)
1
L2
BAND C
BAND C
HYBRID
STAGE
MIXER
50
C13
17
(4)
R12
C30
(19)
2
Fig.12 Measurement circuit.
R4
(18)
3
C14
C9
OSCILLATOR
C10
16
(5)
(17)
4
BAND B
BAND B
STAGE
MIXER
14
D3
C15
R5
15
(6)
14
(7)
(16)
5
C25
C4
C11
50
C16
L4
(15)
6
TDA5630
TDA5631
STABILIZER
C17
C18
R6
13
(8)
DC
9 V
(14)
7
L5
C22
50
C19
measurement network
IF AMPLIFIER
ELECTRONIC
OSCILLATOR
ANZAC-183-4
AMPLIFIER
(13)
8
12
(9)
SWITCH
HYBRID
LOCAL
BAND
C24
L7
L6
C20
output
50
(12)
9
11
(10)
R10
C23
C29
C28
output
IF
A B
Product specification
R11
V t
(11)
10
5 V
TDA5630;
R7
TDA5631
spectrum
analyzer
C
50
MBH045
pre-stages
C21
to