U4065B Description
The IC U4065B is a bipolar integrated FM front-end circuit. It contains a mixer, an oscillator, two IF preamplifiers and an unique interference sensor. The device is designed for high-performance car radio and home receiver applications.
U4065B Key Features
- On-chip Control Functions are Available for System Gain Adjust
- Low Noise LO Design
- ESD Protected
- All Front-end Functions of a High-performance FM Receiver Except the RF
- Improved Dynamic Range by High Current Double-balanced Mixer Design and a New
- Improved Blocking and Intermod Behavior Due to a Unique “Interference” Sensor
- Easy Cascading of 3 IF Filters (Ceramic) Enabled by Two On-chip IF Preamplifiers