EVB72016 Datasheet, PDF (2/12 Pages) Melexis Microelectronic Systems – 433MHz FSK/ASK Transmitter Evaluation Board Description

EVB72016
433MHz FSK/ASK Transmitter
Evaluation Board Description
Document Content
1 Theory of Operation ...................................................................................................3
1.1 General............................................................................................................................. 3
1.2 Block Diagram .................................................................................................................. 3
2 Functional Description ..............................................................................................3
2.1 Crystal Oscillator .............................................................................................................. 3
2.2 FSK Modulation ................................................................................................................ 4
2.3 Crystal Pulling................................................................................................................... 4
2.4 ASK Modulation................................................................................................................ 5
2.5 Output Power Selection.................................................................................................... 5
2.6 Lock Detection.................................................................................................................. 5
2.7 Low Voltage Detection...................................................................................................... 5
2.8 Mode Control Logic .......................................................................................................... 6
2.9 Clock Output..................................................................................................................... 6
2.10 Timing Diagrams .............................................................................................................. 6
3 50Ω Connector Board Circuit Diagram.....................................................................7
3.1 Board Component Values ................................................................................................ 7
3.2 50Ω Connector Board PCB Top View .............................................................................. 8
3.3 Board Connection............................................................................................................. 8
4 Evaluation Board Layout ...........................................................................................9
5 Board Variants............................................................................................................9
6 Package Description ................................................................................................10
6.1 Soldering Information ..................................................................................................... 10
6.2 Recommended PCB Footprints ...................................................................................... 10
7 Disclaimer .................................................................................................................12
3901272016 01
Rev. 004
Page 2 of 12
EVB Description
June/07