EVB71120 Melexis Company, EVB71120 Datasheet - Page 2

• Manufacturer Part Number: EVB71120
• Description: Evaluation Board For Mlx71120
• Manufacturer: Melexis Company

Document Content
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39012 71120 01
Rev. 003
1.1
1.2
1.3
1.4
1.5
1.6
1.7
1.8
1.9
2.1
2.2
2.3
3.1
3.2
3.3
3.4
5.1
Theory of Operation ...................................................................................................3
Frequency Planning ...................................................................................................6
Dual-Channel Application Circuits for FSK & ASK Reception ...............................9
3.1.1
3.1.2
3.2.1
Board Variants..........................................................................................................15
Package Description ................................................................................................16
Reliability Information .............................................................................................17
ESD Precautions ......................................................................................................17
Disclaimer .................................................................................................................18
General............................................................................................................................. 3
Technical Data Overview.................................................................................................. 3
Block Diagram .................................................................................................................. 4
Operating Modes .............................................................................................................. 5
Frequency Range ............................................................................................................. 5
LNA Selection................................................................................................................... 5
External IF2 Selection ...................................................................................................... 5
Demodulation Selection.................................................................................................... 5
Data Slicer ........................................................................................................................ 5
Calculation of Frequency Settings.................................................................................... 7
Standard Frequency Plans ............................................................................................... 8
433/868MHz Frequency Diversity .................................................................................... 8
Peak Detector Data Slicer ................................................................................................ 9
Averaging Data Slicer Configured for-Bi Phase Codes .................................................. 12
Component List for Dual-Channel Application................................................................ 14
PCB Layouts for Antenna Space Diversity ..................................................................... 15
Soldering Information ..................................................................................................... 16
Component Arrangement Top Side (Peak Detection Data Slicer, IF2 = 10.7MHz) .................. 10
Component Arrangement Top Side (Peak Detection Data Slicer, IF2 = 455kHz) .................... 11
Component Arrangement Top Side (Averaging Data Slicer, IF2 = 10.7MHz) .......................... 13
Page 2 of 18
Evaluation Board Description
300 to 930MHz Receiver
EVB71120
EVB Description
Jan/08