參數(shù)資料
型號(hào): CA2111AE
廠商: HARRIS SEMICONDUCTOR
元件分類: 接收器
英文描述: CONN,BNC,VERT,PCB MT
中文描述: FM, AUDIO DEMODULATOR, PDIP14
封裝: PLASTIC, DIP-14
文件頁(yè)數(shù): 3/5頁(yè)
文件大小: 50K
代理商: CA2111AE
8-15
Test Circuit
Amplifier Voltage Gain
A
V
V
I
= 50
μ
V
RMS
-
60
-
dB
Detector Recovered Audio Output
V
O(AF)
V
I
= 10mV
RMS
-
0.72
-
V
RMS
Total Harmonic Distortion
THD
V
I
= 10mV
RMS
-
1.5
-
%
DYNAMIC CHARACTERISTICS
f
O
= 5.5MHz,
f =
±
50kHz, V+ = 12V, FM Modulation Frequency = 400Hz, Source Resistance = 50
Input Limiting Threshold Voltage
V
I(LIM)
-
250
400
μ
V
RMS
AM Rejection
AMR
V
I
= 10mV
RMS
, 100% FM, 30% AM
-
40
-
dB
Amplifier Voltage Gain
A
V
V
I
= 50
μ
V
RMS
-
60
-
dB
Detector Recovered Audio Output
V
O(AF)
V
I
= 10mV
RMS
-
1.2
-
V
RMS
Total Harmonic Distortion
THD
V
I
= 10mV
RMS
-
3
-
%
Electrical Specifications
T
A
= 25
o
C Unless Otherwise Specified
(Continued)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNITS
1
10
9
14
8
7
3
5
4
6
13
0.1
μ
F
0.1
μ
F
51
0.1
μ
F
2k
0.1
μ
F
0.1
μ
F
50
μ
F
NOTE
C
1
C
2
R
1
L
1
V+
C
3
AM/FM SIGNAL
GENERATOR
AC VTVM
DISTORTION
ANALYZER
2
12
NOTE: Input to the quadrature coil can be from either terminal 9 or
terminal 10. Terminal 9 is normally used because it lessens the
possibility of overloads during tuning. The use of terminal 10
increases the limiting sensitivity significantly and has been used
successfully in these tests.
COMPONENT VALUES
DETECTOR
TRANSFER
CHARACTERISTICS
L
1
C
1
R
1
Q
C
2
C
3
UPPER
PEAK
LOWER
PEAK
MHz
μ
H
pF
k
-
pF
μ
F
MHz
MHz
4.5
14
120
20
30
3
0.003
4.58
4.42
5.5
8
100
20
30
3
0.003
5.63
5.37
10.7
2
120
3.9
20
4.7
0.01
10.9
10.5
CA2111A
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