SX1210
ADVANCED COMMUNICATIONS & SENSING
7.3.1. Optimized Receive Cycle
The lowest-power Rx cycle is the following:
SX1210
IDD
IDDR
3.0mA typ.
IDDFS
1.3mA typ.
IDDST
65uA typ.
IDDSL
100nA typ.
Rx
time
SX1210 can be put in
Time
Any other mode
Wait
TS RE
Receiver is ready :
-RSSI sampling is valid after a 1/Fdev period
-Received data is valid
Wait
TS FS
Set SX1210 in Rx mode
Wait for Receiver settling
Wait
TS OSC
Set SX1210 in FS mode
Wait for PLL settling
Set SX1210 in Standby mode
Wait for XO settling
Figure 40: Optimized Rx Cycle
Note: If the lock detect indicator is available on an external interrupt pin of the companion uC, it can be used to
optimize TS_FS, without having to wait the maximum specified TS_FS.
Rev 2– Sept 8 , 2008
th
Page 58 of 73
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