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TH71112
868/915MHz
FSK/ASK Receiver
Document Content
1
Theory of Operation ................................................................................................... 3
1.1
1.2
1.3
1.4
1.5
1.6
General .............................................................................................................................. 3
Technical Data Overview ................................................................................................... 3
Block Diagram.................................................................................................................... 4
Mode Configurations .......................................................................................................... 4
LNA GAIN Control .............................................................................................................. 4
Frequency Planning ........................................................................................................... 4
1.6.1
1.6.2
Selected Frequency Plans ........................................................................................................... 5
Maximum Frequency Coverage ................................................................................................... 5
2
3
Pin Definitions and Descriptions .............................................................................. 6
Technical Data ............................................................................................................ 9
3.1
3.2
3.3
3.4
3.5
Absolute Maximum Ratings ................................................................................................ 9
Normal Operating Conditions ............................................................................................. 9
Crystal Parameters ............................................................................................................ 9
DC Characteristics ........................................................................................................... 10
AC System Characteristics ............................................................................................... 11
4
Test Circuits ............................................................................................................. 12
4.1
Standard FSK Reception.................................................................................................. 12
4.1.1
4.1.2
Standard FSK Application Circuit............................................................................................... 12
Standard FSK Component List .................................................................................................. 13
4.2
Narrow Band FSK Reception ........................................................................................... 14
4.2.1
4.2.2
Narrow Band FSK Application Circuit ........................................................................................ 14
Narrow Band FSK Component List ............................................................................................ 15
4.3
ASK Reception................................................................................................................. 16
4.3.1
4.3.2
ASK Application Circuit .............................................................................................................. 16
ASK Component List .................................................................................................................. 17
5
Package Description ................................................................................................ 18
5.1
Soldering Information ....................................................................................................... 18
6
7
8
Standard information regarding manufacturability of Melexis products with
different soldering processes ................................................................................. 19
ESD Precautions ...................................................................................................... 19
Disclaimer ................................................................................................................. 20
39010 71112
Rev. 016
Page 2 of 20
Data Sheet
Jun/12
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