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)