参数资料
型号: NTE15023
厂商: NTE Electronics, Inc.
英文描述: Integrated Circuit dbx TV Noise Reduction Integrated Circuit
中文描述: 集成电路dbx的电视降噪集成电路
文件页数: 2/3页
文件大小: 25K
代理商: NTE15023
Electrical Characteristics (Cont’d):
(T
A
= +25
°
C, V
CC
= +9V Reference Level: 0dB =
5dBm
(436mVrms) unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
VCA Filter Characteristics
V
fp
1
V
fp
2
V
fg
1
V
fg
2
THD
f = 3kHz, V
i
= 0dB, refer to 1kHz
f = 8kHz, V
i
= 0dB, refer to 1kHz
f = 5kHz, V
i
= 0dB, refer to 8kHz
f = 2kHz, V
i
= 0dB, refer to 8kHz
f = 1kHz, V
i
=
3dB
f = 300Hz, THD = 1.5%
f = 8kHz, THD = 1.5%
A weight
5.5
4.0
2.5
dB
13.0
11.0
9.0
dB
Vemp. Filter Characteristics
9.4
7.4
5.4
dB
32.3
28.8
25.3
dB
Total Harmonic Distortion Ratio
Maximum Output Voltage
0.1
0.3
%
V
om
1
V
om
2
V
on
I
time
V
CC
/2
11.0
12.5
dB
2.0
1.0
dB
Output Noise Level
Timing Current
Center Potential
104
80
dB
(7.1)
7.5
(7.9)
μ
A
4.3
4.5
4.7
V
Electrical Characteristics:
(T
A
= +25
°
C, V
CC
= +9V Reference Level: 0dB =
5dBm (436mVrms)
Note 1 unless otherwise specified)
Switch Condition
3
4
Parameter
Symbol
1
2
5
6
b
7
b
Consumption Current
Decoding Characteristics
300Hz,
5dB
300Hz,
15dB
300Hz,
30dB
1kHz, 0dB
1kHz,
10dB
1kHz,
20dB
8kHz, 0dB
8kHz,
10dB
8kHz,
15dB
VCA Filter Characteristics
3kHz
8kHz
Vemp Filter Characteristics
5kHz
2kHz
Total Harmonic Distortion Ratio
Maximum Output Voltage
300Hz
8kHz
Output Noise Level
Middle Point Potential
I
CC
OFF
V
od
1
V
od
2
V
od
3
V
od
4
V
od
5
V
od
6
V
od
7
V
od
8
V
od
9
ON
ON
ON
ON
ON
ON
ON
ON
ON
b
b
b
b
b
b
b
b
b
b
b
b
b
b
b
b
b
b
b
b
b
b
b
b
b
b
b
b
b
b
b
b
b
b
b
b
b
b
b
b
b
b
b
b
b
V
fp
1
V
fp
2
ON
ON
a
a
a
a
b
b
b
b
b
b
b
b
V
fg
1
V
fg
2
THD
ON
ON
ON
b
b
a
a
b
b
b
b
b
b
b
b
b
b
b
b
b
V
om
1
V
om
2
V
on
V
CC
/2
ON
ON
OFF
OFF
b
b
b
b
b
a
b
b
a
b
b
b
b
b
b
b
b
Note 1. It suffices that a or b is inserted into (
).
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