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参数资料
| 型号： | NTE1231 |
| 厂商： | NTE Electronics, Inc. |
| 英文描述： | Integrated Circuit Complete 4 Watt TV Sound Channel |
| 中文描述： | 集成电路完成4瓦特电视声音频道 |
| 文件页数： | 2/3页 |
| 文件大小： | 29K |
| 代理商： | NTE1231 |
Electrical Characteristics:
(T
A
= +25
°
C, f
o
= 4.5MHz, f
m
= 400Hz, f
d
=
±
7.5kHz, V
CC
= 12V,
R
L
= 8
, V
in
= 1mV unless otherwise specified)
Parameter
Symbol
Quiesecnt Output Voltage
V
OUT
V
in
= 0
Quiescent Supply Current
I
CC
R
X
= 22k
, V
in
= 0
Input Limiting Threshold
V
TH
R
X
= 0
AM Rejection
AMR
f
d
=
±
25kHz, m = 0.3
Signal
–
to
–
Noise Ratio
S + N/N
P
OUT
= 0.5W, f
d
=
±
25kHz
Recovered Audio
V
out
R
X
= 0
Output Distortion
THD
P
OUT
= 50mW
Output Power
P
OUT
THD = 2%, f
d
=
±
25kHz
THD = 10%, f
d
=
±
25kHz
Power Supply Rejection
PSR
f = 120Hz, R
X
= 22k
, R
L
= 4
Input Resistance
R
in
Input Capacitance
C
in
Test Conditions
Min
5.1
–
–
40
50
–
–
–
–
–
–
–
Typ
6.0
19
40
55
65
120
1.0
1.4
1.5
46
30
5
Max
6.9
33
100
–
–
–
–
–
–
–
–
–
Unit
V
mA
μ
V
dB
dB
mV
%
W
W
dB
k
pF
Electrical Characteristics:
(T
A
= +25
°
C, f
o
= 4.5MHz, f
m
= 400Hz, f
d
=
±
7.5kHz, V
CC
= 24V,
R
L
= 16
, V
in
= 1mV unless otherwise specified)
Parameter
Symbol
Quiesecnt Output Voltage
V
OUT
V
in
= 0
Quiescent Supply Current
I
CC
R
X
= 22k
, V
in
= 0
Input Limiting Threshold
V
TH
R
X
= 0
AM Rejection
AMR
f
d
=
±
25kHz, m = 0.3
Signal
–
to
–
Noise Ratio
S + N/N
P
OUT
= 1W, f
d
=
±
25kHz
Recovered Audio
V
out
R
X
= 0
Output Distortion
THD
P
OUT
= 50mW
Output Power
P
OUT
THD = 2%, f
d
=
±
25kHz
THD = 10%, f
d
=
±
25kHz
Power Supply Rejection
PSR
f = 120Hz, R
X
= 22k
, R
L
= 4
Input Resistance
R
in
Input Capacitance
C
in
Test Conditions
Min
11
11
–
40
50
–
–
–
–
–
–
–
Typ
12
22
40
55
65
120
0.75
3.5
4.2
46
30
5
Max
13
35
100
–
–
–
–
–
–
–
–
–
Unit
V
mA
μ
V
dB
dB
mV
%
W
W
dB
k
pF
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|---|---|
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