TDA4687 Philips Semiconductors, TDA4687 Datasheet - Page 18

• Manufacturer Part Number: TDA4687
• Description: Video processor with automatic cut-off control
• Manufacturer: Philips Semiconductors

Philips Semiconductors
1997 Jun 23
handbook, full pagewidth
handbook, full pagewidth
Video processor with automatic cut-off control
sandcastle pulse
LM = leakage current measurement time.
MR, MG, MB = R, G, B cut-off measurement pulses.
vertical flyback
pulse (VFB)
with vertical
component
G channel
G channel
R channel
R channel
B channel
B channel
Fig.7 Leakage and cut-off current measurement timing diagrams.
LM
LM
LM
b. Timing controlled by additional vertical flyback pulse (VFB).
MR
a. Timing controlled by sandcastle pulse.
MG
MB
18
LM
LM
LM
MR
MG
MB
Product specification
TDA4687
MHA698
MHA699