1535

NTE1535
Integrated Circuit
TV Sync. Horizontal/Vertical OSC
Features:
D Single Chip for Vertical and Horizontal Deflection System
D Synchro Pulse Processing
D Vertical Deflection: Oscillator to Driver, Video Blanking
D Horizontal Deflection: AFC Comparator to Buffer, Video Blanking
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Maximum Supply Voltage, V12, V24 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14V
Allowable Power Dissipation (TA ≤ +65°C), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 750mW
Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –20° to +75°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –55° to +125°C
Electrical Characteristics: (TA = +25°C, V12 = V24 = 12V unless otherwise specified)
Parameter
Test Conditions
Min
Typ
Max
Gain of Synchro Pulse Amp
–
6.8
–
Burst Gate Pulse
Peak
–
6.7
–
V
Delay Time
–
0.3
–
µs
Back Side Delay Time
–
3.7
–
µs
–
10.5
–
Hz
–
10.5
–
Hz
±1
Hz
Vertical Frequency
Holding Range
Pulling In Range
For VCC Varying
V24 = 12V ±1V
Oscillator
Unit
–
60
–
Hz
Vertical Retracing Period
–
700
–
µs
AFC Pulling In Range
–
750
–
Hz
AFC Center Error
–
–
±100
Hz
Horizontal Frequency
Oscillator
–
15.734
–
Hz
–
50
–
%
–
–
±50
Hz
Oscillator Duty Cycle
For VCC Varying
V12 = 12V ±1V
Pin Connection Diagram
Vert Trigger Input
Bypass
Vertical Output
Center Voltage
Vert Driver Input
Vert Driver Output
GND
Blanking Pulse Output
GND
Hold Down Input
Horiz Buffer Output
Bypass
VCC
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
24
13
1
12
VCC
Video Input
Sync Output
Sync Separator Input
Time Constant Circuit
Sync Separator
Output
Burst Gate Pulse
Output
Flyback Pulse Input
Bypass
AFC Output
Bypass
Horiz Sync Input
1.300 (33.02) Max
.520 (13.2)
.225
(5.73)
Max
.100 (2.54)
1.100 (27.94)
.126
(3.22)
Min
.600 (15.24)