Specifications

Telink 8258 Dongle Specification
PS-19012802-E1 3 Ver1.0.0
Table of contents
1 Product Introduction .............................................................................................. 5
1.1 General description .......................................................................................... 5
1.2 Key features ..................................................................................................... 6
1.3 Mechanical and PCB fabrication Specifications ............................................... 6
1.4 Pin layout ......................................................................................................... 7
2 Pin Connection Guide ............................................................................................. 9
2.1 Supply power ................................................................................................... 9
2.2 Download firmware ....................................................................................... 10
2.3 Test RF signal .................................................................................................. 11
3 Electrical Specifications ........................................................................................ 12
3.1 Recommended operating condition .............................................................. 12
3.2 DC characteristics ........................................................................................... 12
3.3 RF performance ............................................................................................. 14
3.3.1 Receiver sensitivity ................................................................................. 14
3.3.2 PHY performance .................................................................................... 14
3.3.3 Radiation performance ........................................................................... 16
4 Reference Design .................................................................................................. 18
4.1 Schematic ....................................................................................................... 18
4.2 PCB layout ...................................................................................................... 19
4.3 Bill of Materials .............................................................................................. 20
4.4 32kHz XTAL ..................................................................................................... 21