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参数资料
| 型号： | NTE1237 |
| 厂商： | NTE Electronics, Inc. |
| 英文描述： | Integrated Circuit AM Radio without Audio Stage |
| 中文描述： | 集成电路AM收音机无音频阶段 |
| 文件页数： | 1/2页 |
| 文件大小： | 20K |
| 代理商： | NTE1237 |
NTE1237
Integrated Circuit
AM Radio without Audio Stage
Features:
Small External Part Count
Tuning Meter Circuit
Wide AGC Range
Absolute Maximum Ratings:
(T
A
= +25
°
C unless otherwise specified)
Supply Voltage, V
CC
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Power Dissipation, P
T
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating Temperature Range, T
opr
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Storage Temperature Range, T
stg
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
18V
500mW
–20
°
to +70
°
C
–55
°
to +125
°
C
Electrical Characteristics:
(V
CC
= 12V, f = 1MHz unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ Max Unit
Maximum Sensitivity
MS
f
M
= 400Hz, MOD = 30%, Output=50mV
f
M
= 400Hz,
Input = 40dB/m
MOD = 30%
Input = 74dB/m
37.5 40.0 42.5
dB
Signal–to–Noise Ratio
S/N
8
12
–
dB
42
45
–
dB
Total Harmonic Distortion
THD
f
M
= 400Hz
MOD = 30%, Input = 74dB/m
–
1.0
2.0
%
MOD = 80%, Input = 74dB/m
–
1.5
3.0
%
MOD = 30%, Input =120dB/m
–
2.5
10
%
Detector Voltage
V
O(DET)
f
M
= 400Hz, MOD = 30%, Input = 74dB/m
TM
Input = 74dB/m
140
170
230 mW
Tuning Meter Circuit
50
–
100
%
Quiescent Current
I
Q
–
13
21
mA
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