SI4431-B1-FMR Silicon Laboratories Inc, SI4431-B1-FMR Datasheet - Page 13

• Manufacturer Part Number: SI4431-B1-FMR
• Description: IC TXRX 240-930MHZ -8-13DB 20QFN
• Manufacturer: Silicon Laboratories Inc

Specifications of SI4431-B1-FMR

• Mfg Application Notes: Transitioning SI4430/31 to Rev B
• Frequency: 240MHz ~ 930MHz
• Data Rate - Maximum: 256kbps
• Modulation Or Protocol: FSK, GFSK, OOK
• Applications: General Purpose
• Power - Output: 13dBm
• Sensitivity: -121dBm
• Voltage - Supply: 1.8 V ~ 3.6 V
• Current - Receiving: 18.5mA
• Current - Transmitting: 30mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 20-VQFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Memory Size: -

Table 8. Absolute Maximum Ratings
V
Instantaneous V
Sustained V
Voltage on Digital Control Inputs
Voltage on Analog Inputs
RX Input Power
Operating Ambient Temperature Range T
Thermal Impedance 
Junction Temperature T
Storage Temperature Range T
Note: Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These
DD
to GND
are stress ratings only and functional operation of the device at or beyond these ratings in the operational sections of
the specifications is not implied. Exposure to absolute maximum rating conditions for extended periods may affect
device reliability. Power Amplifier may be damaged if switched on without proper load or termination connected. TX
matching network design will influence TX V
RF-peak
RF-peak
to GND on TX Output Pin
JA
to GND on TX Output Pin
J
STG
Parameter
A
RF-peak
Rev 1.1
on TX output pin. Caution: ESD sensitive device.
Si4430/31/32-B1
–0.3, V
–0.3, V
–55 to +125
–40 to +85
–0.3, +3.6
–0.3, +8.0
–0.3, +6.5
Value
+125
+10
30
DD
DD
+ 0.3
+ 0.3
C/W
Unit
dBm
C
C
C
V
V
V
V
V
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