Data Sheet
Table Of Contents
- 1 Design guidelines
- 2 Ordering Information
- 3 Pinout and Terminal Descriptions
- 4 Packaging
- 5 Power control
- 6 Interfaces
- 7 Block diagram
- 8 Example schematics
- 9 802.11 Radio
- 10 Firmware
- 11 Host interfaces
- 12 Electrical characteristics
- 13 RF Characteristics
- 14 Physical dimensions
- 15 Layout guidelines
- 16 Soldering recommendations
- 17 Certifications
- 18 Qualified Antenna Types for WF121-E
Silicon Labs
Page 33 of 45
Modulation type Typ
802.11b +16 dBm
802.11g +14 dBm
802.11n +14 dBm
Table 22: Transmitter output power at maximum setting
Modulation type Min Typ Max
TX loss -2.5 -3 -3.5 dB
RX gain (using internal LNA) 8 10 12 dB
Internal LNA noise figure 2.0 2.5 dB
Table 23: BT antenna sharing interface properties
Typ Max 802.11 limit (total error)
Variation between individual units +/-5 +/-10 +/-25 ppm
Variation with temperature +/-3 +/-10 +/-25 ppm
Table 24: Carrier frequency accuracy