SI4431-A0-FM Silicon Laboratories Inc, SI4431-A0-FM Datasheet - Page 113

• 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 2Ch. OOK Counter Value 1
Register 2Dh. OOK Counter Value 2
Reset value = 00101100
Reset value = 00101101
Name
Name
Type
Type
Bit
Bit
7:6
2:0
7:0
Bit
Bit
5
4
3
afc_corr[1:0]
afc_corr[9:2]
ookcnt[2:0]
peakdeten
madeten
ookfrzen
Name
Name
D7
D7
afc_corr[1:0]
R
AFC Correction Values.
AFC loop correction values [1:0] (LSBs). Values are updated once, after sync word is
found during receiving. See also address 2Bh.
OOK Freeze.
OOK AGC freeze if this bit is set.
Peak Detector Enable.
Peak detector enable if high.
MA_Enable.
MA block enable if high.
OOK Counter [10:8].
OOK counter value MSBs.
OOK Counter [7:0].
OOK counter value LSBs.
D6
D6
ookfrzen
R/W
D5
D5
Preliminary Rev. 0.4
peakdeten
R/W
D4
D4
ookcnt[7:0]
R/W
madeten
Function
Function
R/W
D3
D3
ookcnt[10]
R/W
D2
D2
ookcnt[9]
R/W
D1
D1
Si4431
ookcnt[8]
R/W
D0
D0
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