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TDA9840 Datasheet(PDF) 6 Page - NXP Semiconductors

Part # TDA9840
Description  TV and VTR stereo/dual sound processor with digital identification and I2C-bus control
PDF  28 Pages
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Manufacturer  PHILIPS [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

TDA9840 Datasheet(HTML) 6 Page - NXP Semiconductors

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1998 Jul 03
6
Philips Semiconductors
Product specification
TV and VTR stereo/dual sound processor
with digital identification and I2C-bus control
TDA9840
PINNING
SYMBOL
PIN
DESCRIPTION
SDA
1
I2C-bus data input/output
CAGC
2
AGC capacitor of pilot frequency amplifier
CLP
3
identification low-pass capacitor
CDCL
4
DC loop capacitor
Vi pil
5
pilot frequency input voltage
Cref
6
capacitor of reference voltage (1
⁄2VP)
Vi 1
7
AF input signal Vi1 (from 1st sound carrier)
Vi 2
8
AF input signal Vi 2 (from 2nd sound carrier)
Vi 3
9
AF input signal Vi 3 (NICAM or AM sound (standard L))
Vi 4
10
AF input signal Vi 4 (NICAM)
Vo 4
11
AF output signal Vo 4 (SCART)
Vo 3
12
AF output signal Vo 3 (SCART)
Vo 2
13
AF output signal Vo 2 (main)
Vo 1
14
AF output signal Vo 1 (main)
CD1
15
50
µs de-emphasis capacitor of AF Channel 1
GND
16
ground (0 V)
CD2
17
50
µs de-emphasis capacitor of AF Channel 2
VP
18
supply voltage (+5 to +8 V)
XTAL
19
10 MHz crystal input
SCL
20
I2C-bus clock input
Fig.3 Pin configuration.
fpage
TDA9840
MBE459
1
2
3
4
5
6
7
8
9
10
SDA
C
C
C
V
C
V
V
V
20
19
18
17
16
15
14
13
12
11
SCL
XTAL
V
C
GND
C
V
V
AGC
LP
DCL
i pil
ref
i 1
i 2
i 3
Vi 4
P
D2
D1
o 1
o 2
V
V
o 3
o 4



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