CA3189E Intersil, CA3189E Datasheet - Page 3

• Manufacturer Part Number: CA3189E
• Description: FM IF SYSTEM
• Manufacturer: Intersil

Specifications of CA3189E

• Rohs Status: RoHS non-compliant
• Other names: CA3189

Test Circuits
NOTES:
VOLTAGE
SIGNAL
3. All resistance values are in ohms.
4. L tunes with 100pF (C) at 10.7MHz. Q
5. C = 0.01 F for 50 s deemphasis (Europe).
Low Limiting Sensitivity (12 V Typ)
Low Distortion
Single-Coil Tuning Capability
Programmable Audio Level
S/N Mute
Deviation Mute
Flexible AFC
Programmable AGC Threshold and Voltage
Typical S + N/N > 70 dB
Meter Drive Voltage Depressed at Very Low Signal Levels
On-Channel Step Control Voltage
FIGURE 1. TEST CIRCUIT FOR CA3189E USING A SINGLE-
INPUT
PIN 13
KACS K586HM or equivalent).
C = 0.015 F for 75 s deemphasis (USA).
TO
0.02
0.01 F
47K
F
0.05 F
TUNED DETECTOR COIL
51
0.01
16
V+ = 12V
1
3
2
TUNING METER
F
11
4
14
8
22 H
10
CA3189E
K
15
9
0.01
(NOTE
3.9K
100
F
pF
FEATURES
C
L
4)
13
TABLE 1. CA3189E FEATURES COMPARED TO CA3089E
0.01
33K
0
150 A
FULL
SCALE
10
(unloaded) 75 (TOKO No.
F
8.2K
5
22K
12
1 F
7
6
AFC
OUT
(NOTE
5)
10K
10 F
470
C
5K
0.33 F
AUDIO
OUT
10 F
CA3189
3
NOTES:
VOLTAGE
SIGNAL
6. All resistance values are in ohms.
7. T: PRI. - Q
8. Above values permit proper operation of mute (squelch) circuit
9. C = 0.01 F for 50 s deemphasis (Europe) C = 0.015 F for 75 s
FIGURE 2. TEST CIRCUIT FOR CA3189E USING A DOUBLE-
INPUT
7
20 of 34e on
70% (Adjusted for coil voltage (V
“E” type slugs, spacing 4mm.
deemphasis (USA).
PIN 13
/
32
TO
” dia. form. SEC. - Q
0.02
0.01 F
47K
0.05 F
F
TUNED DETECTOR COIL
0
(unloaded) 75 (tunes with 100pF (C
51
0.01
7
16
V+ = 12V
1
3
2
/
TUNING METER
32
F
CA3189E
11
” dia. form. kQ (percent of critical coupling)
4
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
14
8
22 H
10
0
CA3189E
K
(unloaded)
15
9
0.01
8.2K
100
F
100
pF
C
C
3K
pF
13
C
2
1
) = 150mV).
33K
0.01
150 A
FULL
SCALE
10
T (NOTE 7)
F
75 (tunes with 100pF (C
8.2K
5
22K
12
1 F
7
CA3089E
6
AFC
OUT
(NOTE 9)
1
Yes
Yes
Yes
Yes
Yes
10 F
No
No
No
No
No
No
470
10K
) 20 of 34e on
5K
C
0.33 F
AUDIO
OUT
10 F
2
)