参数资料
型号: EVB72002
英文描述: EVB72002 EValuation Board for TH72002
中文描述: EVB72002评估板TH72002
文件页数: 5/12页
文件大小: 307K
代理商: EVB72002
EVB72001
315MHz FSK Transmitter
Evaluation Board Description
390127200101
Page 2 of 12
EVB Description
Rev. 002
Oct/02
PR
EL
IM
INA
RY
Document Content
1
Theory of Operation.....................................................................................................3
1.1
General ............................................................................................................................................... 3
1.2
Block Diagram ................................................................................................................................... 3
2
Functional Description ................................................................................................4
2.1
Crystal Oscillator............................................................................................................................... 4
2.2
FSK Modulation ................................................................................................................................. 4
2.3
Crystal Pulling ................................................................................................................................... 4
2.4
Output Power Selection.................................................................................................................... 5
2.5
Lock Detection................................................................................................................................... 5
2.6
Low Voltage Detection...................................................................................................................... 5
2.7
Mode Control Logic........................................................................................................................... 6
2.8
Timing Diagrams ............................................................................................................................... 6
3
Circuit Diagram ............................................................................................................7
4
PCB Top View ..............................................................................................................8
4.1
Board Connection ............................................................................................................................. 8
5
Board Component Values ...........................................................................................9
6
Package Information..................................................................................................10
7
Disclaimer...................................................................................................................12
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