PRELIMINARY
CYW54907
14. WLAN RF Specifications
14.1 Introduction
The CYW54907 includes an integrated dual-band direct conversion radio that supports the 2.4 GHz and the 5 GHz bands. This section
describes the RF characteristics of the 2.4 GHz and 5 GHz radio.
Note: Values in this section of the data sheet are design goals and are subject to change based on device characterization results.
Unless otherwise stated, limit values apply for the conditions specified in Table 16: “Environmental Ratings” and
Table 18: “Recommended Operating Conditions and DC Characteristics”. Typical values apply for the following conditions:
■ VBAT = 3.6V
■ Ambient temperature +25°C
Figure 15. Port Locations for WLAN Testing
Chip Output Port
CYW54907
2.4 GHz WLAN TX
(WRF_PAOUT_2G)
2.4 GHz WLAN RX
(WRF_RFIN_2G)
Chip Input Port
Diplexer
Chip Output Port
5 GHz WLAN TX
(WRF_PAOUT_5G)
RF Port
TR Switch
5 GHz WLAN RX
(WRF_RFIN_5G)
Chip Input Port
14.2 2.4 GHz Band General RF Specifications
Table 22. 2.4 GHz Band General RF Specifications
Item
Condition
Minimum
Typical
Maximum
Unit
µs
TX/RX switch time
Including TX ramp down
Including TX ramp up
–
–
–
–
–
–
5
2
RX/TX switch time
µs
Power-up and power-down ramp time
DSSS/CCK
modulations
< 2
µs
Document Number: 002-19312 Rev. *C
Page 54 of 95
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