參數(shù)資料
型號(hào): CA2111A
廠商: Intersil Corporation
英文描述: FM IF Amplifier-Limiter and Quadrature Detector
中文描述: 調(diào)頻中頻放大器,限幅和正交探測(cè)器
文件頁(yè)數(shù): 5/5頁(yè)
文件大?。?/td> 50K
代理商: CA2111A
8-17
FIGURE 4. AM REJECTION vs INPUT VOLTAGE (AT 10.7MHz)
FIGURE 5. DETECTED AUDIO OUTPUT vs INPUT VOLTAGE
(4.5MHz)
FIGURE 6. DETECTED AUDIO OUTPUT vs INPUT VOLTAGE
(AT 5.5MHz)
FIGURE 7. DETECTED AUDIO OUTPUT VOLTAGE vs INPUT
VOLTAGE (AT 10.7MHz)
FIGURE 8. AFC VOLTAGE vs AMBIENT TEMPERATURE
FIGURE 9. SIGNAL-TO-NOISE RATIO vs INPUT VOLTAGE
Typical Performance Curves
(Continued)
50
40
30
20
10
0
A
1
10
100
INPUT VOLTAGE (V
i
) (mV
RMS
)
T
= 25
o
C
100% FM, 30% AM
f
O
= 5.5MHz
SUPPLY VOLTAGE
8V
12V
1.0
0.8
0.6
0.4
0.2
0
D
0.1
1
10
INPUT VOLTAGE (V
i
) (mV
RMS
)
0.9
0.7
0.5
0.3
0.1
V
O
)
R
)
T
A
= 25
o
C, V+ = 12V
f
O
= 4.5MHz
f =
±
25kHz
REF. SIGNAL INPUT (TERM. 9)
1.3
1.1
0.9
0.7
0.5
0.3
D
0.1
1
10
INPUT VOLTAGE (V
i
) (mV
RMS
)
1.2
1
0.8
0.6
0.4
V
O
)
R
)
T
A
= 25
o
C, V+ = 12V
f
O
= 5.5MHz
f =
±
50kHz
REF. SIGNAL INPUT (TERM. 9)
10
D
0.1
1
10
INPUT SIGNAL VOLTAGE (V
i
) (mV
RMS
)
100
V
O
)
R
)
T
A
= 25
o
C
f
O
= 10.7MHz
f =
±
75kHz
100
0.01
SUPPLY VOLTAGE (V+) = 12V
8V
INPUT CARRIER = 1mV
3.8
3.7
3.6
-25
0
TEMPERATURE (
o
C)
25
50
75
100
-50
A
1
0
0.01
0.1
1
INPUT VOLTAGE (V
i
) (mV
RMS
)
60
S
f =
±
25kHz
10
MODULATION FREQUENCY = 1kHz
T
A
= 25
o
C
80
40
20
SUPPLY VOLTAGE (V+) = 12V
8V
CA2111A
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