TDA4680 Philips Semiconductors, TDA4680 Datasheet - Page 14

• Manufacturer Part Number: TDA4680
• Description: Video processor with automatic cut-off and white level control
• Manufacturer: Philips Semiconductors

Philips Semiconductors
1996 Oct 25
RGB outputs (pins 24, 22 and 20; positive going output signals and no peak drive limitation;
sub-address 0AH = 3FH); note 4
V
V
V
I
R
Frequency response
d
Sandcastle pulse detector (pin 14)
C
V
C
V
int
SYMBOL
V
o(b-w)
o
24,22,20
14
14
Video processor with automatic cut-off
and white level control
o
ONTROL BIT
ONTROL BIT
o
SC5 = 0; 3-
SC5 = 1; 2-
nominal output signals
(black-to-white value)
maximum output signals
(black-to-white value)
spread between RGB output signals
output voltages
voltage of cut-off measurement line
internal current sources
output resistance
frequency response of Y path
(from pin 8 to pins 24, 22, 20)
frequency response of CD path
(from pins 7 to 24 and 6 to 20)
frequency response of RGB
(from pins 10 to 24, 11 to 22 and
12 to 20)
frequency response of RGB
(from pins 2 to 24, 3 to 22 and 4 to 20)
sandcastle pulse voltage
sandcastle pulse voltage
for horizontal and vertical blanking
pulses
for horizontal pulses (line count)
for burst key pulses
for horizontal and vertical blanking
pulses
for burst key pulses
LEVEL
LEVEL
PARAMETER
; notes 5 and 6
; note 5
1
2
path
path
output clamping
(BCOF = 1)
f = 10 MHz
f = 8 MHz
f = 10 MHz
f = 10 MHz
14
CONDITIONS
3.2
6.8
2.3
2.0
4.0
6.3
2.0
4.0
MIN.
2.0
2.5
5.0
65
2.5
4.5
2.5
4.5
TYP.
Product specification
10
0.8
2.7
110
3
3
3
3
3.0
5.0
V
3.0
V
TDA4680
MAX.
P
P
+ 0.7 V
+ 0.7 V
V
V
%
V
V
mA
dB
dB
dB
dB
V
V
V
UNIT