Details, datasheet, quote on part number: CA3028A
CategoryAnalog & Mixed-Signal Processing => Amplifiers => Transconductance & Transimpedance Amplifiers
DescriptionDifferential/cascode Amplifier For Commercial And Industrial Equipment From DC to 120mhz
CompanyIntersil Corporation
DatasheetDownload CA3028A datasheet
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Features, Applications

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Differential/Cascode Amplifier for Commercial and Industrial Equipment from to 120MHz

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Controlled for Input Offset Voltage, Input Offset Current and Input Bias Current Balanced Differential Amplifier Configuration with Controlled Constant Current Source Single-Ended and Dual-Ended Operation

The is a differential/cascode amplifier designed for use in communications and industrial equipment operating at frequencies from to 120MHz.


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

CAUTION: These devices are sensitive to electrostatic discharge; follow proper IC Handling Procedures. Copyright © Harris Corporation 1999

Thermal Resistance (Typical, Note 1) JA (oC/W) JC (oC/W) Metal Can Package. 225 140 PDIP Package. 155 N/A SOIC Package. 185 N/A Maximum Junction Temperature (Metal Can Package).175oC Maximum Junction Temperature (Plastic Package).150oC Maximum Storage Temperature Range. to 150oC Maximum Lead Temperature (Soldering 10s). 300oC (SOIC - Lead Tips Only)

CAUTION: Stresses above those listed in "Absolute Maximum Ratings" may cause permanent damage to the device. This is a stress only rating and operation of the device at these or any other conditions above those indicated in the operational sections of this specification is not implied.

NOTE: JA is measured with the component mounted on an evaluation PC board in free air.

The following chart gives the range of voltages which can be applied to the terminals listed horizontally with respect to the terminals listed vertically. For example, the voltage range of the horizontal Terminal 4 with respect to Terminal to +5V. TERM NO. 2 3 (Note NOTES: 2. Terminal No. 3 is connected to the substrate and case. 3. Voltages are not normally applied between these terminals. Voltages appearing between these terminals will be safe, if the specified voltage limits between all other terminals are not exceeded. 0 6 Note 3 Note to 0 Note 0 7 Note to 0 Note 3 Note 3 Note to 0 Note to 0 Note 3 Note 3 Note 3 Note 3

PARAMETER DC CHARACTERISTICS Input Bias Current (Figures 1, 10)

AGC Bias Current (Into Constant Current Source Terminal 7) (Figures 2, 13) Input Current (Terminal 7)

PARAMETER DYNAMIC CHARACTERISTICS Power Gain (Figures = 100MHz VCC = 10.7MHz VCC = 9V Noise Figure (Figures = 100MHz, VCC = 9V Cascode Diff. Amp. Cascode Diff. Amp. Cascode Diff. Amp. Input Admittance (Figures = 10.7MHz, VCC = 9V Cascode = 25oC (Continued) SYMBOL TEST CONDITIONS MIN TYP MAX UNIT

Diff. Amp. Diff. Amp., 50 Input-Output Diff. Amp.

AGC Range (Maximum Power Gain to Full Cutoff) (Figures 7, 29) Voltage Gain (Figures Peak-to-Peak Output Current


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