NTE NTE1181 Datasheet
NTE1181
Integrated Circuit
FM Stereo Multiplex Demodulator
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Supply Voltage (V
Circuit Voltage, V
Circuit Current, I
Lamp Current, I
10
Power Dissipation, P
Operating Temperature Range, T
Storage Temperature Range, T
4–11
10–11
4
), V
D
CC
opr
stg
12V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
24V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
19mA. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
100mA. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
340mW. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
–20° to +75°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
–65° to +150°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Recommended Operating Conditions:
Parameter Symbol Test Conditions Min Typ Max Unit
Recommended Supply Voltage V
(TA = +25°C unless otherwise specified)
CC
4 – 12 V
Electrical Characteristics: (TA = +25°C, VCC = 6V unless otherwise specified)
Parameter Symbol Test Conditions Min Typ Max Unit
Total Circuit Current I
Channel Separation Sep Vi = 200mV, f = 1kHz, MOD, 100% 35 45 – dB
Channel Balance CB Vi = 200mV, f = 1kHz – 0.3 1.5 dB
ON Level f = 1kHz, MOD, 100% 40 60 75 mV
Voltage Gain G
tot(off)
I
tot(on)
Lamp OFF 4 6 10 mA
Lamp ON 5 8 12 mA
Vi = 200mV, f = 1kHz –5.0 – –0.5 dB
V
Pin Connection Diagram
Input
19kHz Tune
19kHz Tune
V
CC
1
2
3
4
538kHz Tune
38kHz Tune
Rt Output
Lt Output
6
7
8
16 9
V
16
CC
15
RC Network
IF Input
14
13
RC Network
12
Mono/Stereo Switch
11
GND
10
Stereo Lamp
9
Bypass Capacitor
.245
(6.22)
Min
.260 (6.6) Max
18
.785 (19.9) Max
.300 (7.62)
.200 (5.08)
Max
.100 (2.54)
.700 (17.7)
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