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NTE2003 PDF даташит

Спецификация NTE2003 изготовлена ​​​​«NTE» и имеет функцию, называемую «Integrated Circuit Dolby B-Type Noise Reduction Processor».

Детали детали

Номер произв NTE2003
Описание Integrated Circuit Dolby B-Type Noise Reduction Processor
Производители NTE
логотип NTE логотип 

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NTE2003 Даташит, Описание, Даташиты
NTE2003
Integrated Circuit
Dolby B–Type Noise Reduction Processor
Description:
The NTE2003 is a monolithic integrated circuit in a 16–Lead DIP type package specifically designed
to realized the Dolby B–type noise reduction system.
Features:
D Reduced distortion at high frequencies and high signal levels
D Improved transient stability
D Wide Operating Voltage Range
D Low Supply Current
Absolute Maximum Ratings:
Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24V
Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0° to +70°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –65° to +150°C
Lead Temperature (During Soldering, 10sec Max), TL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +300°C
Electrical Characteristics: (VCC = 12V, TA = +25°C, NB 0dB refers to 580mVrms Dolby level at
Pin3 unless otherwise specified)
Parameter
Test Conditions
Min Typ Max Unit
Supply Voltage Range
9 – –V
Supply Current
12 17 22 mA
Voltage Gain
(Pin5–Pin3)
1kHz Pin6 & Pin2 Connected
24 26 28 dB
(Pin3–Pin7)
1kHz (Noise Reduction Out)
–1 0
1 dB
Distortion
1kHz, 0dB; 10kHz, 10dB
– 0.05 0.1 %
Signal Handling
1kHz 0.3% Distortion
10 14
– dB
Signal–to–Noise Ratio
Encode (CCIR Weighted)
Pin6 & Pin2 Connected, RS = 10k
65 70
– dB
Decode
+75 80
– dB









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NTE2003 Даташит, Описание, Даташиты
Electrical Characteristics (Contd): (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
BacktoBack Frequency Response
With Standard Dolby BType 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
Pin Connection Diagram
Variable Impedance Input 1
Amp B Input 2
Amp B Output 3
Bias 4
Amp A Input 5
Amp A Output 6
Amp S Output 7
Decoupling 8
16 VCC
15 Variable Impedance Control
14 Rectifier Output
13 Rectifier Bias
12 Rectifier Input
11 Amp D Output
10 Amp D Feedback Decoupling
9 GND
16 9
.260 (6.6) Max
18
.850 (21.6
.180
(4.0)
.100 (2.54)










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