CD22402 Datasheet, PDF (6/11 Pages) Harris Corporation – Sync Generator for TV Applications and Video Processing Systems

CD22402
Timing Waveforms
MICROSECONDS
504kHz
OSC. PIN 2 OR 6
MIXED BLANKING
PIN 13
0
1.98 3.97 5.95 7.94
9.92 11.90
11.9µs
HORIZ. DRIVE PIN 4
MIXED BEAM
(CATHODE)
BLANKING
PIN 7
HORIZ. CLAMP
PIN 11
3.97µs
7.94µs
3.97µs
1.98µs
H. SYNC
MIXED SYNC
PIN 5
EQUALIZING
PULSE
V. SYNC
1.98µs
25.8µs
27.78
31.75 33.73
1.98µs
3.97µs
FIGURE 2. SYNC GENERATOR TIMING - 525/60Hz, HORIZONTAL TIMING WAVEFORMS
TO FIRST
EQUALIZING
PULSE
VERTICAL RESET
TO FIRST
VERTICAL PULSE
LINE NO
MIXED SYNC
PIN 5
0
1
2
3
4
5
6
7
8
9
10
21
VERT. DRIVE
PIN 9
VERTICAL
PROCESSING
BLANKING
PIN 17
WIDE BLANKING
PIN 13
0.57ms
1.33ms
SHORT VERTICAL
DRIVE PIN 16
MIXED BEAM
(CATHODE)
BLANKING
PIN 7
FRAME SYNC
PIN 15
(ON ALTERNATE FIELDS)
0.19ms
1.98µs (NOT TO SCALE)
FIGURE 3. SYNC GENERATOR TIMING - 525/60Hz, VERTICAL TIMING WAVEFORMS
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