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Sony Semiconductor Electronic Components Datasheet

CXA2079Q Datasheet

S2-Compatible 6-Input 2-Output Audio/Video Switch

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CXA2079Q pdf
CXA2079Q
S2-Compatible 6-Input 2-Output Audio/Video Switch
Description
The CXA2079Q is a 6-input, 2-output audio/video
switch featuring I2C bus compatibility for TVs. This IC
has input pins that are compatible with S2 protocol.
64 pin QFP (Plastic)
Features
4 inputs that are compatible with S2 protocol
Serial control with I2C bus
6 inputs, 2 outputs
The desired inputs can be selected independently
for each of the 2 outputs
Wide band video amplifier (20MHz, –3dB)
Y/C MIX circuit
Slave address can be changed (90H/92H)
Audio muting from external pin
High impedance maintained by I2C bus lines (SDA,
SCL) even when power is OFF
Wide audio dynamic range (3Vrms typ.)
Applications
Audio/video switch featuring I2C bus compatibility
for TVs
Absolute Maximum Ratings
Supply voltage
VCC
Operating temperature Topr
Storage temperature Tstg
Allowable power dissipation
PD
12
–20 to +75
–65 to +150
1300
V
°C
°C
mW
Operating Conditions
Supply voltage
9 ± 0.5
V
Structure
Bipolar silicon monolithic IC
Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by
any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the
operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.
–1–
E97430A7Y


Sony Semiconductor Electronic Components Datasheet

CXA2079Q Datasheet

S2-Compatible 6-Input 2-Output Audio/Video Switch

No Preview Available !

CXA2079Q pdf
Block Diagram
CXA2079Q
TV 63
V1 1
V2 8
V3 15
V4 22
V5 60
Y1 3
Y2 10
Y3 17
Y4 24
C1 5
C2 12
C3 19
C4 26
LTV 62
LV1 2
LV2 9
LV3 16
LV4 23
LV5 59
RTV 64
RV1 4
RV2 11
RV3 18
RV4 25
RV5 61
NC 29
NC 30
NC 31
NC 46
NC 47
6dB
6dB
6dB
6dB
6dB
6dB
BIAS
6dB
0dB
6dB
0dB
6dB
6dB
Logic
53 VOUT1
49 YIN1
56 YOUT1
55 TRAP1
58 COUT1
51 CIN1
41 VOUT2
45 YIN2
39 YOUT2
37 COUT2
43 CIN2
57 VGND
50 BIAS
42 VCC
35 AGND
44 AGND2
52 LOUT1
54 ROUT1
38 LOUT2
40 ROUT2
36 DC OUT
33 SCL
34 SDA
32 ADR
7 S-1
14 S-2
21 S-3
28 S-4
6 S2-1
13 S2-2
20 S2-3
27 S2-4
48 MUTE
Audio system is attenuated by 6dB for 6kresistor input, and a total gain is 0dB (LOUT1 and ROUT1 can be changed to –6dB).
–2–


Part Number CXA2079Q
Description S2-Compatible 6-Input 2-Output Audio/Video Switch
Maker Sony Corporation
Total Page 20 Pages
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