NTE NTE1402 Integtrated circuit electronic channel selector Datasheet

NTE1402
Integtrated Circuit
Electronic Channel Selector
Description
The NTE1402 is an integrated circuit in a 24–Lead DIP type package designed for electronic tuner
by the preset volume method.
Features
D Simplifies Selection Circuit up to 16 Channels
D Incorporating Clock Oscillator, Input Control, UP–DOWN Counter and Decoder Circuit
D Remote Control Electronic Channel Selection Available (UP–DOWN Bidirectional)
D Clock Oscillation Frequency Variable by External Components : 0.7 to 2.5KHZ
D AFC Defeat Pulse Output Terminal
D Initial Channel at the Time of Power ON can be Set at Any Channel by the Adjustment of
External Components
D Jump Over Channel Selection Available
D Selection Output Terminal Voltage: 40V
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7.2V
Circuit Voltage
VK–12 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –0.5 to 50V
V13–12 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –0.5 to 14.4V
V14–12, V17–12 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –0.5 to 8V
Circuit Current
IK . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –5 to 30mA
I13 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –5 to 25mA
I14 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –5 to 100mA
I15, I16, I17, I18, I19 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –5 to 10mA
Power Dissipation (TA = +75°C), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 600mW
Operating Ambient Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –20° to +75°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –40° to +150°C
Electrical Characteristics: (TA = +25°C unless otherwise specified)
Parameter
Symbol
Condition
Min Typ Max Unit
Output Saturation Voltage (Tuning)
VOL(K)
VCC = 4.8V, IOL = 5mA
–
–
0.15
V
Output Leak Current (Tuning)
IOH(K)
VCC = 7.2V, VOH = 35V
–
–
5
µA
Output On Voltage (DEF)
VOL(D)
VCC = 4.8V, IOL = 12mA
–
–
6
V
Output Leak Current (DEF)
IOH(D)
VCC = 7.2V, VOH = 14.4V
–
–
5
µA
Input Current Low Level (CHD, CHU)
IIL(CH)
VCC = 7.2V, VIL = 0V
–5
–
–
µA
Input Current High Level (CHD, CHU)
IIH(CH)
VCC = 4.8V, Note 2
50
–
–
µA
Input Current Low Level (KIN)
IIL(KI)
VCC = 7.2V, VIL = 0V
–10
–
–
µA
Input Current High Level (KIN)
IIH(KI)
VCC = 4.8V, Note 3
200
–
–
µA
Input Current Low Level (SKP)
IIL(SK)
VCC = 7.2V, VIL = 0V
–5
–
–
µA
Input Current High Level (SKP)
IIH(SK)
VCC = 4.8V, Note 4
50
–
–
µA
Input Current Low Level (OSC)
IIL(OS)
VCC = 7.2V, VIL = 1.0V
–
–
5
µA
Input Current High Level (OSC)
IIH(OS)
VCC = 4.8V, VIH = 4V
1.5
–
3.0
mA
fOSC
VCC = 6V
1.5
2.0
2.5
kHZ
Itot
VCC = 6V
52
66
80
mA
Oscillation Frequency (Clock)
Total Circuit Current
Note
Note
Note
Note
1.
2.
3.
4.
Operating supply voltage range is VCC (opr) = 4.8V to 7.2V.
DEF Pin13 shall be “L” level (3.0V or more)
DEF Pin13 shall be “L” level (1.0V or less)
DEF Pin13 shall be “H” level (3.0V or more)
Pin Connection Diagram
Channel Selection Output (11) 1
Channel Selection Output (10) 2
Channel Selection Output (9) 3
24 Channel Selection Output (12)
23 Channel Selection Output (13)
22 Channel Selection Output (14)
Channel Selection Output (8) 4
Channel Selection Output (7) 5
21 Channel Selection Output (15)
20 Channel Selection Output (16)
Channel Selection Output (6) 6
Channel Selection Output (5) 7
19 Skip Input
18 Key Input
Channel Selection Output (4) 8
Channel Selection Output (3) 9
Channel Selection Output (2) 10
17 OSC Filter
16 Channel Up Input
15 Channel Down Input
Channel Selection Output (1) 11
GND 12
14 VCC
13 AFT Defeat Input
24
13
1
12
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)
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