User's Manual

FC20-N Series Hardware Design
FC20-N_Series_Hardware_Design Confidential / Released 3 /
47
Contents
About the Document ................................................................................................................................... 2
Contents ....................................................................................................................................................... 3
Table Index ................................................................................................................................................... 5
Figure Index ................................................................................................................................................. 6
1 Introduction .......................................................................................................................................... 7
1.1. Safety Information ................................................................................................................... 7
2 Product Concept .................................................................................................................................. 9
2.1. General Description ................................................................................................................. 9
2.2. Directives and Standards ........................................................................................................ 9
2.2.1. FCC Statement ................................................................................................................. 9
2.2.2. FCC Radiation Exposure Statement ................................................................................ 9
2.3. Key Features ......................................................................................................................... 10
2.4. Functional Diagram ............................................................................................................... 11
2.5. Evaluation Board ................................................................................................................... 12
3 Application Interfaces ....................................................................................................................... 13
3.1. General Description ............................................................................................................... 13
3.2. Pin Assignment ...................................................................................................................... 14
3.3. Pin Description ...................................................................................................................... 15
3.4. Power Supply ........................................................................................................................ 18
3.5. WLAN Interface ..................................................................................................................... 20
3.5.1. WAKE_ON_WIRELESS Interface ................................................................................. 21
3.5.2. WLAN_EN ...................................................................................................................... 21
3.5.3. SDIO Interface ............................................................................................................... 21
3.6. Coexistence Interface ............................................................................................................ 23
3.7. Other Interfaces ..................................................................................................................... 23
3.7.1. DBG_TXD Interface ....................................................................................................... 23
3.7.2. 32KHz_IN Interface ........................................................................................................ 24
3.8. Antenna Interface .................................................................................................................. 24
3.8.1. Pin Definition of the RF Antenna .................................................................................... 24
3.8.2. Operating Frequency ..................................................................................................... 25
3.8.3. Reference Design .......................................................................................................... 25
3.8.4. Antenna Requirements .................................................................................................. 25
3.8.5. Install the Antenna with RF Connector .......................................................................... 26
4 Electrical, Reliability and Radio Characteristics ............................................................................ 29
4.1. General Description ............................................................................................................... 29
4.2. Electrical Characteristics ....................................................................................................... 29
4.3. I/O Interface Characteristics .................................................................................................. 30
4.4. Current Consumption ............................................................................................................ 30