SI4431-A0-FM Silicon Laboratories Inc, SI4431-A0-FM Datasheet - Page 138

• 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 5Dh. Block Enable Override 1
Register 5Eh. Block Enable Override 2
Si4431
Reset value = 00000000
Reset value = 01000000
138
Name
Name
Type
Type
Bit
Bit
Bit
Bit
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
enmix
endv32
ends
pllreset
R/W
enbf12
enmx2
R/W
enmx3
enbf11
Name
enpga
Name
enldet
enmix
D7
enbf5
D7
enbf4
enbf3
enbf2
enlna
enpa
ends
Mixer Enable Override.
LNA Enable Override.
PGA Enable Override.
Power Amplifier Enable Override.
Buffer 5 Enable Override.
Divider 3_2 Enable Override.
Buffer 1_2 Enable Override.
Multiplexer 2 Enable Override.
Delta-Sigma Enable Override.
Lock Detect Enable.
(direct control, does not need override!)
Multiplexer 3 Enable Override.
Buffer 4 Enable Override.
Buffer 3 Enable Override.
Buffer 1_1 Enable Override.
Buffer 2 Enable Override.
PLL Reset Enable Override.
enldet
enina
R/W
R/W
D6
D6
enmx3
enpga
R/W
R/W
D5
D5
Preliminary Rev. 0.4
enbf4
enpa
R/W
R/W
D4
D4
Function
Function
enbf5
enbf3
R/W
R/W
D3
D3
endv32
enbf11
R/W
R/W
D2
D2
enbf12
enbf2
R/W
R/W
D1
D1
pllreset
enmx2
R/W
R/W
D0
D0