tda4686wp NXP Semiconductors, tda4686wp Datasheet - Page 14

• Manufacturer Part Number: tda4686wp
• Description: Video Processor With Automatic Cut-off Control
• Manufacturer: NXP Semiconductors

Philips Semiconductors
1997 Jun 23
Vertical flyback (pin 18); note 6
V
I
Average beam current limiting (pin 15); note 8
V
V
Peak drive limiting voltage [pin 16; internal peak drive limiting level (V
control; subaddress 0AH]; note 9
V
I
V
V
V
Automatic cut-off control (pin 19); notes 6 and 10 to 12; see Fig.8
V
I
V
V
V
18
16
19
SYMBOL
V
V
V
V
V
18
c(15)
br(15)
20,22,24
16
c(16)
br(16)
19
24,22,20
19(th)
ref
Video processor with automatic cut-off control
c(15)
br(15)
c(16)
br(16)
19
vertical flyback pulse
internal voltage
input current
contrast reduction starting voltage
voltage difference for full contrast
reduction
brightness reduction starting voltage
voltage difference for full brightness
reduction
minimum RGB output voltages
maximum RGB output voltages
charge current
discharge current
internal voltage limitation
contrast reduction starting voltage
voltage difference for full contrast
reduction
brightness reduction starting voltage
voltage difference for full brightness
reduction
external voltage
output current
monitor pulse amplitude (under
I
voltage threshold for picture tube
cathode warming up
internally controlled voltage
difference between V
measurement voltage) and V
input current
additional input current
2
C-bus control; subaddress 0AH)
PARAMETER
MEAS
(cut-off
ref
for LOW
for HIGH
pin 18 open-circuit;
note 7
at 00H
at 3FH
during peak white
switch-on delay 1
switch-on delay 1;
note 11
switch-on delay 1
during leakage
measurement period
14
CONDITIONS
pdl
) acts on RGB outputs under I
4.5
7.0
4.5
150
MIN.
5.0
4.0
2.5
5
4.0
2.5
0.5
V
4.5
2.7
1.0
2.0
1.6
1
2.0
1.6
pdl
TYP.
1.0
Product specification
2.5
5
3.0
V
TDA4686
60
MAX.
P
1.4 V
2
C-bus
V
V
V
V
V
V
V
V
V
mA
V
V
V
V
V
mA
V
V
V
V
UNIT
A
A
A
A