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NTE1489 Arkusz danych(PDF) 2 Page - NTE Electronics

Numer części NTE1489
Szczegółowy opis  Integrated Circuit Stereo Demodulator
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Producent  NTE [NTE Electronics]
Strona internetowa  http://www.nteinc.com
Logo NTE - NTE Electronics

NTE1489 Arkusz danych(HTML) 2 Page - NTE Electronics

  NTE1489 Datasheet HTML 1Page - NTE Electronics NTE1489 Datasheet HTML 2Page - NTE Electronics NTE1489 Datasheet HTML 3Page - NTE Electronics  
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Electrical Characteristics: (TA = +25°C, VCC = 12V, f = 1kHz, R1 = 47kΩ, R+L = 270mV,
Pilot = 30mV unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
Supply Current
ICC
No Signal
12
20
30
mA
Channel Separation
Sep.
Pilot = 30mV
f = 100Hz
40
50
dB
f = 1kHz
45
55
dB
f = 10kHz
35
45
dB
Voltage Gain
AV
Monaural, Vin = 300mV, Note 1
9
13
17
dB
Channel Balance
CB
Monaural, Vin = 300mV
–1.5
0
1.5
dB
Stereo, Pilot = 30mV
–1.5
0
1.5
dB
Monaural Total Harmonic Distortion
THD
Vin = 300mV
0.02
0.1
%
Stereo Total Harmonic Distortion
THD
R+L = 270mV,
f = 100Hz
0.02
%
Pilot = 30mV
f = 1kHz
0.02
0.1
%
f = 10kHz
0.12
%
Pilot Level for Lamp ON
L –ON
Pilot Level, R1 = 47kΩ
6
12
20
mVrms
Stereo Lamp Hysteresis
Hy.
Pilot Level
6
dB
Capture Range
CR
Pilot = 30mV
±1.5 ±3.0
%
Ultrasonic Frequency Rejection
19kHz Rej.
Pilot = 30mV
35
dB
38kHz Rej.
Pilot = 30mV
45
dB
SCA Rejection
SCA Rej.
Pilot = 30mV, SCA = 30mV
70
dB
Maximum Input Level
Vin
Monaural, THD = 1%
0.7
Vrms
Signal–to–Noise Ratio
S/N
Vin = 300mV, After LPF
82
dB
Stereo–Monaural Switching
SW–ON Voltage
Vs
Pin16 Voltage where Stereo
Lamp – OFF
1.4
1.6
V
VCO Stop Voltage
Vo
Pin16 Voltage where VCO Stops
7
VCC
V
Note 1. AV is from the output level measured at the IC output terminal. AV can be set by the input
impedance R1.
Pin Connection Diagram
VCC
Switch Filter
Lt Ch Output
Stereo Lamp & 19kHz Monitor
Loop Filter
GND
Preamp Output
Rt Ch Output
Postamp Bias
Switch Filter
Detector Input
Loop Filter
Stereo/Mono Switch & VCO Stop
Postamp Bias
Preamp Input
1
2
3
4
5
6
7
8
16
15
14
13
OSC RC Network
12
11
10
9


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