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参数资料
| 型号： | NTE1404 |
| 厂商： | NTE Electronics, Inc. |
| 英文描述： | Integrated Circuit TV Sound IF Amplifier, Detector, AF Output Circuit |
| 中文描述： | 集成电路电视机声音中频放大器，检测器，音频输出电路 |
| 文件页数： | 2/2页 |
| 文件大小： | 24K |
| 代理商： | NTE1404 |
Electrical Characteristics (Cont’d):
(T
A
= +25
°
C unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
IF Amplification Detector
Input Limiting Sensitivity
V
i(lim)
AMR
f
o
= 4.5MHz, f
m
= 400Hz,
f =
±
25kHz
f
o
= 4.5MHz, f
m
= 400Hz, MOD = 30%
(AM), V
i
= 100mV
rms
f = 4.5MHz
–
250
400
μ
V
dB
AM Rejection
38
45
–
Input Resistance
R
i
C
i
V
O
6
18
100
k
pF
Input Capacitance
f = 4.5MHz
4
8
12
Output Voltage (Det.)
f
o
= 4.5MHz, f
m
= 400Hz,
f =
±
25kHz,
V
i
= 100mV
rms
200
300
440
mV
rms
%
Total Harmonic Distortion
THD
(IF)
–
0.3
1.0
Volume Circuit
Attenuation (Max. Remaining Sound)
A
tt
f = 1kHz, V
i
= 0.5mV
rms
, V
6
= 0V
f = 1kHz, V
i
= 0.5mV
rms
, V
6
= 12V
THD
(AF)
f = 1kHz, V
i
= 0.5mV
rms
, V
6
= 12V
–
2
5
mV
rms
dB
Amplification
V
13
–
5
–
2
0
+2
Total Harmonic Distortion
–
0.15
1.0
%
Output Circuit
Output Power (Max)
P
O
G
V
f = 1kHz, R
L
= 16
, THD = 10%
f = 1kHz, V
i(12)
= 50mV
rms
THD
(out)
f = 1kHz, P
O
= 1W
I
CQ
V
CC
= 20V
1.8
2.0
–
W
Voltage Gain
30
32
34
dB
Total Harmonic Distortion
–
0.7
1.2
%
Static Circuit Current
8
20
50
mA
V
CC
1
V
CC
2
Pin Connection Diagram
Tab
DC Volume
AF Input
Feedback
GND
Filter
Variable Output
AF Input
SIF Input
GND
Input Bias
Detector Input
AF Output
Detector Input
SIF Output
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
1.102 (28.0) Max
.866 (22.0) Max
.256 (6.5)
.122 (3.0)
.100 (2.54)
.200 (5.08)
.300
(7.62)
.200
(5.08)
8
1
17
9
16
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