TDA8376 Datasheet, PDF (32/44 Pages) NXP Semiconductors – I2C-bus controlled PAL/NTSC TV processors

Philips Semiconductors
I²C-bus controlled PAL/NTSC TV processors
Objective specification
TDA8376; TDA8376A
250
(%)
225
MLA740 - 1
200
175
150
125
100
75
50
25
0
0
10
20
30
40
DAC (HEX)
100
(%)
90
80
70
60
50
40
30
20
10
MLA741 - 1
0
10
20
30
40
DAC (HEX)
Fig.7 Saturation control curve.
Fig.8 Contrast control curve.
0.7
(V)
0.35
MLA742 - 1
0
0.35
0.7
0
0
10
20
30
40
DAC (HEX)
Relative variation with respect to the measuring pulse.
Fig.9 Brightness control curve.
handboo¹k,⁰h⁰alfpage
80
output
(IRE)
60
MGE079
40
20
0_A
(1)
B
(2)
B
−20 ^A
0
20
40
60
80
100
input (IRE)
(1) Maximum black level shift.
(2) Level shift at 15% of peak white.
Fig.10 I/O relationship of the black level stretcher.
1996 Jan 26
32