- Silicon Laboratories, Inc. Home Security System User Manual

Si4421
Receiver Sensitivity over Ambient Temperature (433 MHz, 2.4 kbps,  f
FSK
: 45 kHz, BW: 67 kHz):
434 MHz
-115
-112
-109
-106
-103
-100
-50-25 0 255075100
Celsius
dBm
2.2V
2.7V
3.3V
3.8V
Receiver Sensitivity over Ambient Temperature (868 MHz, 2.4 kbps,  f
FSK
: 45 kHz, BW: 67 kHz):
868 MHz
-115
-112
-109
-106
-103
-100
-50 -25 0 25 50 75 100
Celsius
dBm
2.2V
2.7V
3.3V
3.8V
38