CA3028A Datasheet, PDF (1/10 Pages) Intersil Corporation – Differential/Cascode Amplifier for Commercial and Industrial Equipment from DC to 120MHz

Semiconductor
NO
Call
CRoeErnOCetrOBmaSMlaOAiMl:pLEpEcNlTeiDcnEaEtaPtDipoRpRnO@sEDP1hUL-aC8Ar0rTCi0sE-.4cM4o2Em-N7T747
January 1999
CA3028A
File Number 382.5
Differential/Cascode Amplifier for
Commercial and Industrial Equipment
from DC to 120MHz
[ /Title
(CA30
28A)
/Sub-
ject
(Dif-
feren-
tial/Ca
scode
Ampli-
fier for
Com-
mer-
cial
and
Indus-
trial
Equip-
ment
from
DC to
120M
Hz)
/Autho
r ()
/Key-
words
(Har-
ris
Semi-
The CA3028A is a differential/cascode amplifier designed for
use in communications and industrial equipment operating
at frequencies from DC to 120MHz.
Part Number Information
PART NUMBER
(BRAND)
CA3028A
CA3028AE
CA3028AM96
(3028A)
TEMP.
RANGE (^oC)
PACKAGE
-55 to 125 8 Pin Metal Can
-55 to 125 8 Ld PDIP
-55 to 125 8 Ld SOIC Tape
and Reel
PKG.
NO.
T8.C
E8.3
M8.15
Pinouts
CA3028A
(PDIP, SOIC)
TOP VIEW
1
8
2
7
3
6
4
5
CA3028A
(METAL CAN)
TOP VIEW
8
1
7
2
6
3
5
4
Features
• Controlled for Input Offset Voltage, Input Offset
Current and Input Bias Current
• Balanced Differential Amplifier Configuration with Con-
trolled 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
Schematic Diagram
(Terminal Numbers Apply to All Packages)
8
6
1
R₁
Q₁
Q₂
5
7
5kΩ
2
Q₃
R₂
4
2.8kΩ
R₃
500Ω
3
SUBSTRATE
AND CASE
1
CAUTION: These devices are sensitive to electrostatic discharge; follow proper IC Handling Procedures.
Copyright © Harris Corporation 1999