NTE1489 データシートの表示（PDF） - NTE Electronics
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NTE1489 Datasheet PDF : 3 Pages
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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
Channel Separation
ICC
Sep.
No Signal
Pilot = 30mV
f = 100Hz
12 20 30 mA
40 50 – dB
f = 1kHz
45 55 – dB
f = 10kHz
35 45 – dB
Voltage Gain
Channel Balance
AV
Monaural, Vin = 300mV, Note 1
CB
Monaural, Vin = 300mV
Stereo, Pilot = 30mV
9 13 17 dB
–1.5 0 1.5 dB
–1.5 0 1.5 dB
Monaural Total Harmonic Distortion
Stereo Total Harmonic Distortion
THD
THD
Vin = 300mV
R+L = 270mV,
Pilot = 30mV
f = 100Hz
f = 1kHz
– 0.02 0.1 %
– 0.02 – %
– 0.02 0.1 %
f = 10kHz
– 0.12 – %
Pilot Level for Lamp ON
Stereo Lamp Hysteresis
L –ON
Hy.
Pilot Level, R1 = 47kΩ
Pilot Level
6 12 20 mVrms
– 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
Signal–to–Noise Ratio
Stereo–Monaural Switching
SW–ON Voltage
Vin
Monaural, THD = 1%
S/N
Vin = 300mV, After LPF
Vs
Pin16 Voltage where Stereo
Lamp – OFF
– 0.7 – Vrms
– 82 – dB
– 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 1
Preamp Input 2
Preamp Output 3
Postamp Bias 4
Postamp Bias 5
Rt Ch Output 6
Lt Ch Output 7
GND 8
16 Stereo/Mono Switch & VCO Stop
15 OSC RC Network
14 Loop Filter
13 Loop Filter
12 Detector Input
11 Switch Filter
10 Switch Filter
9 Stereo Lamp & 19kHz Monitor
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