tda4855 NXP Semiconductors, tda4855 Datasheet - Page 25

• Manufacturer Part Number: tda4855
• Description: Autosync Deflection Controller Asdc
• Manufacturer: NXP Semiconductors

Philips Semiconductors
1996 Jul 18
handbook, full pagewidth
Autosync Deflection Controller (ASDC)
vertical oscillator sawtooth
differential output currents
vertical blanking pulse
VOUT1 (pin 13) and
EW drive waveform
at EWDRV (pin 11)
vertical sync pulse
at VCAP (pin 24)
at CLBL (pin 16)
VOUT2 (pin 12)
(typical 6.7 ms)
internal trigger
inhibit window
4.0 V
3.8 V
inhibited
tip-parabola
Fig.10 Pulse diagram for vertical part.
1.4 V
automatic trigger level
synchronized trigger level
I VOUT1
I VOUT2
EW parabola 3 V (p-p) maximum
25
DC shift 4 V maximum
7.0 V maximum
LOW level 1.2 V fixed
Preliminary specification
TDA4855
MBG597