TDA8775 Datasheet, PDF (3/16 Pages) NXP Semiconductors – Triple 10-bit video Digital-to-Analog Converter DAC

Philips Semiconductors
Triple 10-bit video Digital-to-Analog
Converter (DAC)
BLOCK DIAGRAM
Preliminary specification
TDA8775
handbook, full pagewidth
red
digital inputs
(bits R0 to R3)
VDDA1 VDDA2 VDDA3
VDDD1 VDDD2
38
10-7
41
45
11
37
4
TDA8775
LSB
DECODER
25
CLK
red
digital inputs
(bits R4 to R9)
green
digital inputs
(bits G0 to G3)
6-1
24-21
6
MSB
CURRENT
DECODER
SOURCE
4
LSB
DECODER
46
OUTR
green
digital inputs
(bits G4 to G9)
blue
digital inputs
(bits B0 to B3)
blue
digital inputs
(bits B4 to B9)
BLANK
control input
SYNC
control input
20-15
35-32
6
MSB
CURRENT
DECODER
SOURCE
4
LSB
DECODER
31-26
6
MSB
CURRENT
DECODER
SOURCE
44
OUTG
47
VSSA3
43
VSSA2
40
VSSA1
42
OUTB
14
CONTROL
13
REGISTER
CURRENT
REFERENCE
48
39
12
36 _MGE965
SLT reference current VSSD1 VSSD2
decoupling input
(Iref)
1996 Aug 14
Fig.1 Block diagram.
3