The CA3028B is a differential amplifier integrated circuit originally manufactured by Harris Corporation. This device is designed for use in a variety of applications, including radio frequency (RF) amplifiers, IF amplifiers, and comparators. The CA3028B is known for its versatility and ability to provide stable gain in demanding applications. Although Harris Corporation no longer exists, these parts may still be available as older stock or through other manufacturers.

Applications:

• RF amplifiers
• IF amplifiers
• Mixers
• Oscillators
• Comparators
• Instrumentation amplifiers

Features:

• Differential Amplifier: Provides high common-mode rejection.
• High Gain: Offers substantial voltage gain for amplifying weak signals.
• Wide Bandwidth: Suitable for use in high-frequency applications.
• Low Noise: Minimizes unwanted noise in signal amplification.
• Stable Performance: Provides reliable performance over a range of operating conditions.
• Dual-In-Line Package (DIP): Available in a DIP package for easy mounting and soldering.

Benefits:

• Versatile Application: Suitable for a wide range of applications due to its flexibility.
• High Performance: Provides high gain and low noise amplification.
• Stable Operation: Ensures consistent and reliable performance.
• Easy to Use: DIP package simplifies mounting and connection.

Additional Details:

The CA3028B is a silicon monolithic integrated circuit consisting of two independent differential amplifiers. These amplifiers can be used individually or interconnected to form a variety of circuit configurations. It operates from a single power supply and is designed for use in both military and commercial applications. Due to its age, replacement with a more modern amplifier might be considered for new designs, but the CA3028B remains useful in maintaining or repairing older equipment. Specifications such as gain, bandwidth, and noise figure should be verified in the device datasheet for specific operating conditions.