CXA2040AQ
Pin Description
Pin
No.
Symbol
Pin voltage
Equivalent circuit
Description
V
CC
1
20k
147
×
2
28k
1
5
3
7
Y1
Y2
C1
C2
5
4.5V
3
7
Y/C separation signal inputs.
Biased to approximately 4.5V.
Input the input signals through
capacitors. Connect protective
resistor of 220Ω between these
pins and the capacitors.
Y1 and Y2 pins: Luminance
signals input.
C1 and C2 pins: Chrominance
signals input.
V
CC
4
6
S1
S2
50k
4
6
50k
100k
×
4
Applying a DC voltage to S1 and
S2 pins allows these voltages to
be applied to the microcomputer
as the I
2
C bus status register data.
S1, S2 = 0 to 2V
OPEN = 0, SEL = 1
S1, S2 = 4.75 to 7.25V
OPEN = 0, SEL = 0
S1, S2 = 9.5 to 12V
OPEN = 1, SEL = 0
V
CC
200
1.2k
11
9
YOUT
COUT
×
5
4.5V
×
2
×
2
11
9
×
6
Y/C signal outputs.
YOUT pin: Luminance signal
output.
COUT pin: Chrominance signal
output.
V
CC
200
1.2k
17
15
13
CVOUT1
CVOUT2
CVOUT3
4.5V
17
15
13
×
5
×
6
×
2
×
2
Composite video signal outputs.
CVOUT1, CVOUT2:
0dB output with respect to
the input signal.
CVOUT2:
+6dB output with respect
to the input signal.
–3–
SONY [ SONY CORPORATION ]
