SI4431-A0-FM Silicon Laboratories Inc, SI4431-A0-FM Datasheet - Page 84

• Manufacturer Part Number: SI4431-A0-FM
• Description: IC TXRX ISM 930MHZ 3.6V 20-QFN
• Manufacturer: Silicon Laboratories Inc

Specifications of SI4431-A0-FM

• Package / Case: 20-QFN
• Mfg Application Notes: Transitioning SI4430/31 to Rev B
• Frequency: 240MHz ~ 930MHz
• Data Rate - Maximum: 128kbps
• Modulation Or Protocol: FSK, GFSK, OOK
• Power - Output: 13dBm
• Sensitivity: -118dBm
• Voltage - Supply: 1.8 V ~ 3.6 V
• Current - Receiving: 18.5mA
• Current - Transmitting: 28mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Operating Temperature: -40°C ~ 85°C
• Number Of Receivers: 2
• Number Of Transmitters: 1
• Wireless Frequency: 240 MHz to 930 MHz
• Output Power: 13 dBm
• Operating Supply Voltage: 1.8 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Maximum Supply Current: 28 mA
• Minimum Operating Temperature: - 40 C
• Modulation: FSK, GFSK, OOK
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Applications: -
• Memory Size: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 336-1633-5

Register 02h. Device Status
Si4431
Reset value = xxxxxxxx
84
Name
Type
Bit
3:2
1:0
Bit
7
6
5
4
Reserved
cps[1:0]
headerr
ffovfl
Name
rxffem
D7
ffovfl
ffunfl
R
RX/TX FIFO Overflow Status.
RX/TX FIFO Underflow Status.
RX FIFO Empty Status.
Header Error Status.
Indicates if the received packet has a header check error.
Reserved.
Chip Power State.
00:
01:
ffunfl
D6
R
Idle State
RX State10:TX State
rxffem
D5
R
Preliminary Rev. 0.4
headerr
D4
R
Reserved
Function
D3
R
Reserved
D2
R
D1
cps[1:0]
R
D0