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PDF CA3028A Data sheet ( Hoja de datos )

Número de pieza CA3028A
Descripción (CA3028 / CA3053) Differential/Cascode Amplifiers
Fabricantes Harris Corporation 
Logotipo Harris Corporation Logotipo



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SEMICONDUCTOR
November 1996
CA3028A, CA3028B,
CA3053
Differential/Cascode Amplifiers for Commercial
and Industrial Equipment from DC to 120MHz
Features
Description
• Controlled for Input Offset Voltage, Input Offset
Current and Input Bias Current (CA3028 Series Only)
• Balanced Differential Amplifier Configuration with
Controlled Constant Current Source
• Single-Ended and Dual-Ended Operation
Applications
• RF and IF Amplifiers (Differential or Cascode)
• DC, Audio and Sense Amplifiers
• Converter in the Commercial FM Band
• Oscillator
• Mixer
• Limiter
• Related Literature
- Application Note AN5337 “Application of the
CA3028 Integrated Circuit Amplifier in the HF and
VHF Ranges.” This note covers characteristics of
different operating modes, noise performance,
mixer, limiter, and amplifier design considerations
The CA3028A and CA3028B are differential/cascode
amplifiers designed for use in communications and industrial
equipment operating at frequencies from DC to 120MHz.
The CA3028B is like the CA3028A but is capable of pre-
mium performance particularly in critical DC and differential
amplifier applications requiring tight controls for input offset
voltage, input offset current, and input bias current.
The CA3053 is similar to the CA3028A and CA3028B but is
recommended for IF amplifier applications.
Ordering Information
PART NUMBER
(BRAND)
CA3028A
CA3028AE
CA3028AM
(3028A)
CA3028AM96
(3028A)
CA3028B
CA3028BE
CA3028BM
(3028B)
CA3053
CA3053E
TEMP.
RANGE (oC)
PACKAGE
-55 to 125 8 Pin Metal Can
-55 to 125 8 Ld PDIP
-55 to 125 8 Ld SOIC
-55 to 125
-55 to 125
-55 to 125
-55 to 125
8 Ld SOIC Tape
and Reel
8 Pin Metal Can
8 Ld PDIP
8 Ld SOIC
-55 to 125 8 Pin Metal Can
-55 to 125 8 Ld PDIP
PKG.
NO.
T8.C
E8.3
M8.15
M8.15
T8.C
E8.3
M8.15
T8.C
E8.3
Pinouts
CA3028A/B, CA3053
(METAL CAN)
TOP VIEW
8
1
2
+
3
4
7
6
5
CA3028A/B, (PDIP, SOIC)
CA3053 (PDIP)
TOP VIEW
18
27
36
45
Schematic Diagram
(Terminal Numbers Apply to All Packages)
86
1
R1
7
5k
2
Q1 Q2
Q3
R2
2.8k
R3
500
5
4
3
SUBSTRATE
AND CASE
CAUTION: These devices are sensitive to electrostatic discharge. Users should follow proper IC Handling Procedures.
Copyright © Harris Corporation 1996
7-6
File Number 382.3

1 page




CA3028A pdf
Test Circuits (Continued)
CA3028A, CA3028B, CA3053
VCC
1kI7
7
I1
1
8
CA3053
5
I5
2k
3
6
I3
I8
I6
5
61
ICUT
83
7
I7
1k
2k
VCC
VCC
5k
NOTE: Power Dissipation = VCCI3.
FIGURE 3. INPUT BIAS CURRENT, POWER DISSIPATION AND
QUIESCENT OPERATING CURRENT TEST CIRCUIT
FOR CA3053
FIGURE 4. AGC BIAS CURRENT TEST CIRCUIT (DIFFERENTIAL
AMPLIFIER CONFIGURATION) FOR CA3028A AND
CA3028B
470pF
2
C1
L1
50SIGNAL
SOURCE
(NOTE 11) OR
NOISE DIODE
(NOTE 12)
VCC
0.001
7
1kL2
µF
5
ICUT
6
8
1
4
3 0.001µF
0.001µF 2k
C2
50RF
VOLTMETER
(NOTE 11) OR
NOISE AMP
(NOTE 12)
C1
1
L1
3
8
7
ICUT
50SIGNAL
SOURCE
(NOTE 14) OR
NOISE DIODE
(NOTE 15)
0.001µF
1k
6
5
2k
VCC
L2
C2
50RF
VOLTMETER
(NOTE 14 OR
NOISE AMP
(NOTE 15)
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
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:
11. For Power Gain Test.
12. For Noise Figure Test.
13. 10.7MHz Power Gain Test Only.
FIGURE 5. POWER GAIN AND NOISE FIGURE TEST CIRCUIT
(CASCODE CONFIGURATION) FOR CA3028A,
CA3028B AND CA3053 (NOTE 3)
NOTES:
14. For Power Gain Test.
15. For Noise Figure Test.
16. 10.7MHz Power Gain Test Only.
FIGURE 6. POWER GAIN AND NOISE FIGURE TEST CIRCUIT
(DIFFERENTIAL AMPLIFIER CONFIGURATION
AND TERMINAL 7 CONNECTED TO VCC) FOR
CA3028A, CA3028B AND CA3053 (NOTE 3)
7-10

5 Page





CA3028A arduino
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
FREQUENCY (MHz)
100
FIGURE 32. FORWARD TRANSADMITTANCE (Y21) vs
FREQUENCY (DIFFERENTIAL AMPLIFIER
CONFIGURATION)
CASCODE CONFIGURATION, TA = 25oC
IC(STAGE) = 4.5mA, VCC = +9V
b22
0
-0.02
-0.04
-0.06
-0.08
g22
3
2
1
0
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 - 50INPUT
AND 50OUTPUT (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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