TDA9160 Philips Semiconductors, TDA9160 Datasheet - Page 21

• Manufacturer Part Number: TDA9160
• Description: PAL/NTSC/SECAM decoder/sync processor
• Manufacturer: Philips Semiconductors

Philips Semiconductors
QUALITY SPECIFICATION
Quality level according to URV 4-2-59/601.
Test and application information
EW output stage
In order to obtain the correct tracking
of the vertical and horizontal EHT
correction, the EW output stage
should be configured as illustrated in figure 8.
Note to Fig.8
Resistor R
sawtooth generator and the geometry processor. The preferred value of R
The value of R
Example: If V
December 1991
ESD
A (V
PAL/NTSC/SECAM decoder/sync processor
SYMBOL
ref
= 3.9 V).
ew
determines the gain of the EW output stage. Resistor R
ref
ew
= 3.9 k , R
is given in the following equation:
protection circuit specification (note1)
c
= 39 k and V
Fig.8 Configuration of the EW output stage.
PARAMETER
scan
= 120 V then R
R
ew
=
21
R
c
ew
--------------------------------
18 V
= 68 k
V
scan
c
sets the reference current for both the vertical
ref
c
= 39 k results in a reference current of 100
2000
100
1500
RANGE A
500
200
0
RANGE B
Preliminary specification
TDA9160
V
pF
UNIT