Pin
No.
Symbol
8 B1_IN
9 G1_IN
10 R1_IN
11 PABL_FIL
12 DPDT_OFF
13 YF_OFF
14 VM_OUT
CXA2150AQ
Equivalent circuit
VCC_OUT
VCC5
100k
500
8
2k
9
10
80k
Description
Analog R1, G1 and B1 signal inputs.
Input a 0.7Vp-p, 100 IRE (no sync)
signal via a capacitor.
The pedestal is clamped to 3.75V.
∗ Input voltage range: less than 5V
3V
VCC_OUT VCC5
270
2k
11
Peak hold for peak ABL.
A capacitor and resistor are connected
between this pin and GND to form a
LPF.
25k
33k
VCC_OUT
2k
12
VCC5
12.5µ
12.5µ
25µ
0.7V
Muting of the dynamic picture operation
(black expansion) and DC transmission
ratio signal interval detection can be
controlled by this pin.
MUTE: ON VIH ≥ 1V
MUTE: OFF VIL ≤ 0.4V
∗ Input voltage range: 0 to 5V
VCC_OUT
VCC5
2k
13
2.5V
0.7V
VCC_OUT
VCC5
500
500
14
500
30k
For turning off the VM, sharpness and
color.
Ternary inputs are supported.
COLOR : OFF
: ON
VM, SHP : OFF
: ON
VIH ≥ 3V
VIL ≤ 2V
VIH ≥ 1.0V
VIL ≤ 0.4V
∗ Input voltage range: 0 to 5V
VM output.
The differential waveforms of the
Y signal are output with a positive
polarity. The amplitude and phase of
this waveform can be adjusted by the
I2C bus.
∗ Allowable load current: –1 to +1mA
–5–