CXA1853AQ
Pin
NO.
Symbol
40 BLK CENT
41 WHT LIM
42 GAM SEL
Pin voltage
Equivalent circuit
Description
VCC2
1.6 to 5.0V∗
200
40
2k
50k
100k
100k
GND
20µA
20µA
40µA
RGB signal output limiter
center control. Preset
internally to 3.3V.
When preset, the limiter
center becomes equal to the
RGB output center.
VCC3
1.6 to 5.0V∗
200
41
2k
37k
100k
100k
GND
20µA
20µA
40µA
RGB signal white peak
limiter control. Preset
internally to 3.3V.
5.0V∗
VCC1
42
55k
200
GND
Gamma circuit control.
Gamma ON when High,
gamma OFF when Low.
Input level: High ≥ 4V
Low ≤ 1V
43 XCLP2
44 XCLP1
5V
0V
2.0µs
5V
0V
1.2µs
VCC1
43
44
GND
55k
200
Reference signal pulse input.
Reference level when Low.
Input level: High ≥ 4V
Low ≤ 1V
Clamp pulse input. Clamped
when Low.
Input level: High ≥ 4V
Low ≤ 1V
45 RGB GAIN
VCC4
1.5k
200
45
1.6 to 5.0V∗
200
38k
GND
40µA
40µA
Note) ∗ in the Pin voltage indicates external applied voltage.
20µA
Gain control for RGB signal
common variable gain
amplifier.
–7–