TDA4566 Philips Semiconductors, TDA4566 Datasheet - Page 9

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

Philips Semiconductors
APPLICATION INFORMATION
Table 1 Switching sequence for delay times.
Notes
1. When switch (S1) is closed the delay time is increased by 37 ns.
2. Where: X = connection closed; 0 = connection open.
March 1991
0
0
0
X
Colour transient improvement circuit
(1) Residual carrier reduced to 20 mV peak-to-peak (R = 1 k , C = 100 pF).
(2) Switching sequence for delay times shown in Table 1.
(3) R
R
(a)
14 18
14 18
= 1.2 k for TDA4566.
= 1.15 k for TDA4566A (27 k resistor connected in parallel to 1.2 k ).
CONNECTION
0
0
X
X
(b)
(2)
0
X
X
X
Fig.3 Application diagram and test circuit.
(c)
3.5 to 5.5 V
6.5 to 8.5 V
9.5 to 12 V
0 to 2.5 V
9
VOLTAGE AT PIN 15
550
640
730
820
DELAY TIME (ns)
Preliminary specification
TDA4566
(1)