3028A データシートの表示（PDF） - Harris Semiconductor
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3028A
Harris Semiconductor
3028A Datasheet PDF : 12 Pages
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CA3028A, CA3028B, CA3053
Typical Performance Curves (Continued)
DIFFERENTIAL AMPLIFIER CONFIGURATION
TA = 25oC, VCC = +9V
30 IC OF EACH TRANSISTOR = 2.2mA
20
b21
10
0
-10
-20
-30
-40
1
g21
10
100
FREQUENCY (MHz)
FIGURE 32. FORWARD TRANSADMITTANCE (Y21) vs
FREQUENCY (DIFFERENTIAL AMPLIFIER
CONFIGURATION)
CASCODE CONFIGURATION, TA = 25oC
IC(STAGE) = 4.5mA, VCC = +9V
3
b22
2
1
0
0
-0.02
g22
-0.04
-0.06
-0.08
1
10
100
FREQUENCY (MHz)
FIGURE 33. OUTPUT ADMITTANCE (Y22) vs FREQUENCY
(CASCODE CONFIGURATION)
DIFFERENTIAL AMPLIFIER CONFIGURATION,
TA = 25oC
IC OF EACH TRANSISTOR = 2.2mA, VCC = +9V
2
0.6
0.5
0.4
0.3
0.2
0.1
0
1
b22
g22
10
FREQUENCY (MHz)
1.5
1.0
0.5
0
100
FIGURE 34. OUTPUT ADMITTANCE (Y22) vs FREQUENCY
(DIFFERENTIAL AMPLIFIER CONFIGURATION)
DIFFERENTIAL AMPLIFIER CONFIGURATION
TA = 25oC, VCC = +9V
40
f = 10.7MHz
20
100MHz
0
-20
-40
9 8 7 6 54 3 2 1 0
DC BIAS VOLTAGE ON TERMINAL NO. 7 (V)
FIGURE 36. AGC CHARACTERISTICS FOR CA3028A AND
CA3028B
DIFFERENTIAL AMPLIFIER CONFIGURATION
10
TA = 25oC, CONSTANT POWER INPUT = 2µW
VCC = +12V
VCC = +9V
1
10
100
FREQUENCY (MHz)
FIGURE 35. OUTPUT POWER vs FREQUENCY - 50Ω INPUT
AND 50Ω OUTPUT (DIFFERENTIAL AMPLIFIER
CONFIGURATION) FOR CA3028A AND CA3028B
CASCODE CONFIGURATION
TA = 25oC, f = 10.7MHz
5
4 VCC = +12V
3
VCC = +9V
2
1
0
0
0.05
0.1
0.15
INPUT VOLTAGE (V)
FIGURE 37. TRANSFER CHARACTERISTICS (CASCODE
CONFIGURATION)
7-16
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