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CXA2039M
24 pin SOP (Plastic)
E96X26C1Y-PS
Base Band Hue/Color Control
Description
The CXA2039M is a bipolar color difference signal
processing IC for color TVs. This chip enables base
band hue and color control for color difference
signals.
Features
• 2 UV inputs, 1 UV output
• 3 Y inputs, 2 Y outputs
(1 of the 2 outputs outputs either of 2 inputs.)
• Built-in color difference signal delay line circuit
Absolute Maximum Ratings
• Supply voltage VCC 12 V
• Operating temperature Topr –20 to +75 °C
• Storage temperature Tstg –65 to +150 °C
• Allowable power dissipation
P
D 780 mW
Operating Conditions
Supply voltage V
CC 9 ± 0.5 V
Applications
Color TVs
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.
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CXA2039M
Pin Description
Pin
No.
Symbol Pin voltage Equivalent circuit Description
1
2
3
Y1 IN
RY1 IN
BY1 IN
Y1, R-Y1 and B-Y1 signal inputs.
Input the signals via capacitors.
4
1420GND
GND.
6 YUV SW
YUV SW control.
YUV SW ≤ 0.4V →
Y2 IN, RY2 IN,
and BY2 IN
signals
selected.
YUV SW ≥ 1.0V →
Y1 IN, RY1 IN,
and BY1 IN
signals
selected.
5 CLAMP
Clamp pulse (positive polarity)
input.
VILMAX = 2.5V
VIHMIN = 3.5V
7 LEVEL
RY OUT, BY OUT and TV OUT
output level control.
VILMAX = 6.0V
VIHMIN = 6.8V
8 Y OUT
Y signal output.
Outputs the signals input to Pins 1
and 23 attenuated by –6dB.
2
3
1
VCC VCC VCC
70k
1.5k
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CXA2039M
9 RY OUT R-Y signal output.
10 BY OUT B-Y signal output.
12 TV OUT Y signal output.
13 DLY SW
Delay on/off switching signal
input.
DLY SW ≤ 1.4V → Delay off
DLY SW ≥ 2.2V → Delay on
15 DLY
Delay line reference current
setting. Connect to GND via a
resistor. When 10kΩ is
connected, the delay time is
600ns. Increasing the resistance
value increases the delay time
and vice versa.
11
24
VCC 9V Power supply.
Pin
No.
Symbol Pin voltage Equivalent circuit Description