CA2111A HARRIS [Harris Corporation], CA2111A Datasheet - Page 5

• Manufacturer Part Number: CA2111A
• Description: FM IF Amplifier-Limiter and Quadrature Detector
• Manufacturer: HARRIS [Harris Corporation]

Typical Performance Curves
FIGURE 4. AM REJECTION vs INPUT VOLTAGE (AT 10.7MHz)
FIGURE 6. DETECTED AUDIO OUTPUT vs INPUT VOLTAGE
50
40
30
20
10
FIGURE 8. AFC VOLTAGE vs AMBIENT TEMPERATURE
3.8
3.7
3.6
0
1.3
1.2
1.1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
-50
T
100% FM, 30% AM
f
1
O
A
= 5.5MHz
= 25
T
f
O
1
A
f = 50kHz
(AT 5.5MHz)
= 5.5MHz
= 25
o
C
-25
o
C, V+ = 12V
0.1
INPUT VOLTAGE (V
INPUT VOLTAGE (V
0
TEMPERATURE (
10
25
REF. SIGNAL INPUT (TERM. 9)
12V
i
8V
) (mV
1
i
) (mV
o
C)
50
SUPPLY VOLTAGE
RMS
(Continued)
RMS
)
100
)
75
10
CA2111A
100
8-17
FIGURE 5. DETECTED AUDIO OUTPUT vs INPUT VOLTAGE
FIGURE 7. DETECTED AUDIO OUTPUT VOLTAGE vs INPUT
FIGURE 9. SIGNAL-TO-NOISE RATIO vs INPUT VOLTAGE
80
60
40
20
100
0
0.01
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
10
0.01
0
MODULATION FREQUENCY = 1kHz
T
A
INPUT CARRIER = 1mV
T
f
f = 25kHz
T
f
O
O
A
A
= 25
f = 75kHz
f = 25kHz
(4.5MHz)
= 10.7MHz
VOLTAGE (AT 10.7MHz)
= 4.5MHz
= 25
= 25
o
0.1
C
o
o
C
C, V+ = 12V
INPUT SIGNAL VOLTAGE (V
0.1
INPUT VOLTAGE (V
INPUT VOLTAGE (V
0.1
1
SUPPLY VOLTAGE (V+) = 12V
1
REF. SIGNAL INPUT (TERM. 9)
SUPPLY VOLTAGE (V+) = 12V
i
) (mV
8V
i
) (mV
8V
i
1
) (mV
RMS
RMS
)
10
RMS
)
10
)
100
10