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NTE2003 Datasheet(PDF) 2 Page - NTE Electronics

Part # NTE2003
Description  Integrated Circuit Dolby B-Type Noise Reduction Processor
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Manufacturer  NTE [NTE Electronics]
Direct Link  http://www.nteinc.com
Logo NTE - NTE Electronics

NTE2003 Datasheet(HTML) 2 Page - NTE Electronics

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Electrical Characteristics (Cont’d): (VCC = 12V, TA = +25°C, NB 0dB refers to 580mVrms Dolby
level at Pin3 unless otherwise specified)
Parameter
Test Conditions
Min
Typ
Max
Unit
Encode Characteristics (Input to Pin5)
1.3kHz, –20dB
–17.2
–15.7
.14.2
dB
2.5kHz, –20dB
–17.4
–15.9
–14.4
dB
3.0kHz, –30dB
–22.7
–21.2
–19.7
dB
5.0kHz, –30dB
–23.3
–21.8
–20.3
dB
10kHz, 0dB
–1.0
0.5
2.0
dB
10kHz, –40dB
–31.1
–29.6
–28.1
dB
14kHz, –30dB
–25.4
–23.9
–22.4
dB
Back–to–Back Frequency Response
With Standard Dolby B–Type Processor
–1.5
0
1.5
dB
Input Resistance
Pin5
45
65
85
k
Pin2
4.3
5.6
6.9
k
Output Resistance
Pin6
1.8
2.4
3.0
k
Pin3
80
120
k
Pin7
80
120
k
VCC
Amp
S Output
Pin Connection Diagram
Rectifier Output
Bias
Amp D Feedback Decoupling
GND
1
2
3
4
Variable Impedance Input
Amp B Input
Amp B Output
5
Amp A Input
6
Amp A Output
7
8
Decoupling
16
15
14
13
Variable Impedance Control
Rectifier Bias
12 Rectifier Input
11 Amp D Output
10
9
.180
(4.0)
.260 (6.6) Max
16
9
18
.850 (21.6
.100 (2.54)


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