CD22402
Timing Waveforms
0
1.98
3.97
5.95
7.94
9.92
11.90
27.78
31.75
33.73
MICROSECONDS
504kHz
OSC. PIN 2 OR 6
11.9µs
MIXED BLANKING
PIN 13
3.97µs
HORIZ. DRIVE PIN 4
MIXED BEAM
(CATHODE)
BLANKING
PIN 7
7.94µs
1.98µs
HORIZ. CLAMP
PIN 11
3.97µs
H. SYNC
1.98µs
1.98µs
MIXED SYNC
PIN 5
EQUALIZING
PULSE
25.8µs
V. SYNC
3.97µs
FIGURE 2. SYNC GENERATOR TIMING - 525/60Hz, HORIZONTAL TIMING WAVEFORMS
VERTICAL RESET
TO FIRST
VERTICAL PULSE
TO FIRST
EQUALIZING
PULSE
0
1
2
3
4
5
6
7
8
9
10
21
LINE NO
MIXED SYNC
PIN 5
0.57ms
VERT. DRIVE
PIN 9
VERTICAL
PROCESSING
BLANKING
PIN 17
1.33ms
0.19ms
WIDE BLANKING
PIN 13
SHORT VERTICAL
DRIVE PIN 16
MIXED BEAM
(CATHODE)
BLANKING
PIN 7
FRAME SYNC
PIN 15
(ON ALTERNATE FIELDS)
1.98µs (NOT TO SCALE)
FIGURE 3. SYNC GENERATOR TIMING - 525/60Hz, VERTICAL TIMING WAVEFORMS
8-45
HARRIS [ HARRIS CORPORATION ]
