Datasheet Details
- Part number
- U4065B
- Manufacturer
- Atmel
- File Size
- 305.32 KB
- Datasheet
- U4065B-Atmel.pdf
- Description
- FM Receiver IC
U4065B Description
.
The IC U4065B is a bipolar integrated FM front-end circuit.
U4065B Features
* On-chip Control Functions are Available for System Gain Adjust
(dB Linear versus DC Current)
* Low Noise LO Design
* ESD Protected
Benefits
* All Front-end Functions of a High-performance FM Receiver Except the RF
Preamplifier are Integrated
FM Receiver IC U4065B
U4065B Applications
* Rev. 4807A
* AUDR
* 05/04
Figure 1. Block Diagram
ANT VS IF tank IF BPF IF gain adjust IF BPF IF output IF BPF RF tank 16 14 PIN ATT Mixer IF 1 IF 2 2 19 18 20 21 4 7 5 3 VS
RF RF tank NC 12
Interference mixer
AGC wide band and IF
13 AGC adjust (wide band)
LO tank
23 24 Local os
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