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14. WLAN RF Specifications
14.1 Introduction
The CYW43903 includes an integrated direct conversion radio that supports the 2.4 GHz band. This section describes the RF
characteristics of the 2.4 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
mended Operating Conditions and DC
VBAT = 3.6V
■
Ambient temperature +25°C
■
CYW43903
2.4 GHz WLAN TX
(WRF_PAOUT_2G)
2.4 GHz WLAN RX
(WRF_RFIN_2G)
14.2 2.4 GHz Band General RF Specifications
Table 19. 2.4 GHz Band General RF Specifications
Item
TX/RX switch time
RX/TX switch time
Power-up and power-down ramp time
Document Number: 002-14826 Rev. *G
PRELIMINARY
Characteristics,". Typical values apply for the following conditions:
Figure 12. Port Locations for WLAN Testing
Chip Output Port
Chip Input Port
Condition
Including TX ramp down
Including TX ramp up
DSSS/CCK modulations
Table 14, "Environmental Ratings,"
Filter
Minimum
Typical
–
–
–
–
–
–
CYW43903
and
Table 16, "Recom-
RF Port
Maximum
Unit
5
μs
2
μs
< 2
μs
Page 44 of 65
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