CA3028AM96 View Datasheet(PDF) - Intersil
Part Name
Description
Manufacturer
CA3028AM96 Datasheet PDF : 10 Pages
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Test Circuits
VCC
CA3028A
+
+
3µF
I6
I8
-
-
6
8
1
-
I1
+
ICUT
3
7+
5-
-
-
I3
+ I7
+ I5
3µF
VEE
NOTE: Power Dissipation = I3VEE + (I6 + I8)VCC .
FIGURE 1. INPUT OFFSET CURRENT, INPUT BIAS CURRENT,
POWER DISSIPATION, AND QUIESCENT
OPERATING CURRENT TEST CIRCUIT
470pF
2
C1
L1
50Ω SIGNAL
SOURCE
(NOTE 4) OR
NOISE DIODE
(NOTE 5)
VCC
0.001
7
1kΩ L2
µF
5
ICUT
6
8
1
4
3
0.001µF
0.001µF 2kΩ
C2
50Ω RF
VOLTMETER
(NOTE 4) OR
NOISE AMP
(NOTE 5)
6
8
VCC
5
1
ICUT
3
7
I7
5kΩ
1kΩ
2kΩ
VCC
FIGURE 2. AGC BIAS CURRENT TEST CIRCUIT (DIFFERENTIAL
AMPLIFIER CONFIGURATION)
C1
1
L1
3
8
7
ICUT
1kΩ
6
5
50Ω SIGNAL
SOURCE
(NOTE 6) OR
NOISE DIODE
(NOTE 7)
0.001µF
2kΩ
VCC
L2
C2
50Ω RF
VOLTMETER
(NOTE 6) OR
NOISE AMP
(NOTE 7)
f
C1
C2
(MHz) (pF) (pF)
L1
(µH)
L2
(µH)
10.7 20 - 60 20 - 60 3 - 5
3-5
100 3 - 30 3 - 30 0.1 - 0.25 0.15 - 0.3
NOTES:
4. For Power Gain Test.
5. For Noise Figure Test.
FIGURE 3. POWER GAIN AND NOISE FIGURE TEST CIRCUIT
(CASCODE CONFIGURATION)
f
C1
C2
(MHz) (pF) (pF)
L1
(µH)
10.7 30 - 60 20 - 50 3 - 6
100 2 - 15 2 - 15 0.2 - 0.5
L2
(µH)
3-6
0.2 - 0.5
NOTES:
6. For Power Gain Test.
7. For Noise Figure Test.
FIGURE 4. POWER GAIN AND NOISE FIGURE TEST CIRCUIT
(DIFFERENTIAL AMPLIFIER CONFIGURATION
AND TERMINAL 7 CONNECTED TO VCC)
4
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