NTE NTE1568

NTE1568
Integrated Circuit
Frequency Divider/Generator for VCR
Features:
D FG Amplifier
D FG Frequency Divider
D Reset Circuit
D Supply Voltage either 9V or 12V
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13V
Power Dissipation (TA = +70°C), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 320mW
Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −20° to +70°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −40° to +150°C
Electrical Characteristics: (TA = +25°C, VCC = 12V unless otherwise specified)
Parameter
Circuit Current
FG Amp. Gain
Symbol
Test Conditions
I13
GV14−16 f = 100kHz, 0.1Vp−p
Min
Typ
Max
Unit
10
−
21
mA
1.25
−
1.95
Vp−p
Schmitt Circuit Input Sensitivity
S1
0.2
−
−
Vp−p
FG Output (H) Output Voltage
V5H
5.9
−
6.9
V
PG Output (H) Output Voltage
V9H
5.9
−
6.9
V
FG Output (L) Output Voltage
V5L
−
−
0.5
V
PG Output (L) Output Voltage
V9L
−
−
0.5
V
S(select)
4
−
−
V
S12
−
−
1.2
V
Frequency Divider Select Sensitivity
PG Output Reset Sensitivity
Note *. Operating Supply Voltage VCC(opr) = 8.5V to 12.5V
Pin Connection Diagram
Schmitt Trigger Input
1
16 FG Amp Output
GND
2
15 Bias
Divide−by−9−Input
3
14 Capstan FG Input
Divide−by−2−Input
4
13
FG Output
5
12 Reset
Divide Select
6
11 Divide−by−2−Input
2/4/6 Select
7
10 NTSC/PAL Select
2/4/6 Select
8
9
16
9
1
8
VCC
PG Output
.870 (22.0)
Max
.260
(6.6)
Max
.200 (5.08)
Max
.100 (2.54)
.700 (17.78)
.099 (2.5) Min