TDA4887PS Datasheet, PDF (6/68 Pages) NXP Semiconductors – 160 MHz bus-controlled monitor video preamplifier

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REGISTER
SDA SCL
12 13
4
DISO
DISV
FPOL
BRI
I²C-BUS
8
8-BIT
DAC
LIM ²⁴
SUBCONTRAST
CONTRAST MODULATION
LIMITING
4
4-BIT
DAC
8
8
8
8
8-BIT
DAC
8-BIT
DAC
8-BIT
DAC
8-BIT
DAC
BRIGHTNESS
SWITCH
BRI
2
2-BIT
DAC
VI1
6
INPUT
CLAMPING
BLANKING
CONTRAST
OSD
CONTRAST
GAIN
BRIGHTNESS
PEDESTAL
BLANKING
3
3-BIT
DAC
8
8
8
8-BIT
DAC
8-BIT
DAC
8-BIT
DAC
AC BLACK
LEVEL
CHANNEL 1
REFERENCE
VI2
8
INPUT
CLAMPING
BLANKING
CONTRAST
OSD
CONTRAST
GAIN
BRIGHTNESS
PEDESTAL
BLANKING
FPOL
FPOL
CHANNEL 2
REFERENCE
VI3
10
INPUT
CLAMPING
BLANKING
CONTRAST
OSD
CONTRAST
GAIN
BRIGHTNESS
PEDESTAL
BLANKING
FPOL
fast
blanking
input clamping
DISO
OSD INPUT
BRIGHTNESS
BLANKING
TDA4887PS
FPOL
blanking
blanking
output
clamping
INPUT CLAMPING
VERTICAL BLANKING
BLANKING
OUTPUT CLAMPING
DISV
1
2
3
4
5
11
FBL OSD1 OSD2 OSD3
CLI
HFB
FPOL
CHANNEL 3
REFERENCE
FPOL
SUPPLY
7
9
VP GND
21
VP1
22
VO1
23
FB/R1
18
VP2
19
VO2
20
FB/R2
15
VP3
16
VO3
17
FB/R3
14
GNDX
MHB943
Fig.1 Block diagram.