TDA4566 Philips Semiconductors, TDA4566 Datasheet - Page 7

• Manufacturer Part Number: TDA4566
• Description: Colour transient improvement circuit
• Manufacturer: Philips Semiconductors

Philips Semiconductors
March 1991
Y-signal path
Y-input voltage
(composite signal)
Internal bias voltage
Input current
Y-signal delay at pin 12
Fine adjustment of Y-signal
delay for all 4 steps
Signal delay between pin 11
and pin 12
Dependency of delay time
Input switching current
Y-signal attenuation
Frequency response at
3 MHz referred to 0.5 MHz
Colour transient improvement circuit
(peak-to-peak value)
during picture content
during sync. pulse
at V
at V
at V
at V
on temperature
on supply voltage
pin 11 from pin 17
pin 12 from pin 17
pin 11
pin 12
15 18
15-18
15 18
15-18
PARAMETER
= 3.5 to 5.5 V
= 9.5 to12 V
= 0 to 2.5 V
= 6.5 to 8.5 V
capacitive
coupling
during clamping
S1 open;
R
notes 3 and 4
S1 closed
S1 open
f = 0.5 MHz
note 5
14
CONDITIONS
= 1.2 k ;
V
V
I
t
t
t
t
t
t
V
V
7
----------------------------- -
t
-----------------------------
t
------------------------------------ -
V
------------------------------------ -
V
17
17-18
17-18
17-18
17-18
17-12
11-12
17 12
17 12
I
I
V
V
17(p-p)
17-18
11
12
17
15
11
12
11
12
–
–
/V
/V
t
SYMBOL
t
17 12
17 12
(0.5 MHz)
(0.5 MHz)
17
17
(3 MHz)
(3 MHz)
–
–
T
V
j
P
2.1
490
580
670
760
160
0
0
0
1
MIN.
0.45
2.4
8
100
550
640
730
820
37
180
0.001
15
0
0.03
1
TYP.
Preliminary specification
0.62
2.7
12
150
610
700
790
880
200
25
3.0
3.0
1
2
MAX.
TDA4566
V
V
ns
ns
ns
ns
ns
ns
K
V
dB
dB
dB
dB
A
A
A
UNIT
1
1