Data Sheet

FSC‐BT646Datasheet
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 ShenzhenFeasycomTechnologyCo.,Ltd   www.feasycom.com
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 5.2  DCElectricalCharacteristics
Table5:Voltageandcurrent
Symbol Parameter Min Type Max Unit TestConditions
V
DD
‐V
SS
‐ DCPowerSupply 2.0 3 3.6 V TA=25°C
T
A
‐ OperatingTemperature ‐40 25 +85 °C ‐
I1 StandbyCurrentinSleepmode ‐ 1.5 ‐ uA WakeupPADorRESET
VOH Outputhighlevelvoltage VDD‐0.3 ‐ VDD V ‐
VOL Outputlowlevelvoltage VSS ‐ VSS+0.3 V ‐
VIH Inputhighlevelvoltage 2.0 3 3.6 V ‐
VIL Inputlowlevelvoltage VSS ‐ VSS+0.3 V ‐
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5.3ACElectricalCharacteristics
Table6:RF
Symbol Parameter Min Type Max Unit
Generalfrequency 
Fop Operatingfrequency 2402 ‐ 2480 MHz
PLLres PLLProgrammingresolution ‐ 1 ‐ MHz
Fxtal Crystalfrequency ‐ 16 ‐ MHz
DR Datarate ‐ 1 ‐ Mbps
△f1M
Frequency deviation
225 250 275 KHz
FCH1M
Channel spacing
‐ 2 ‐ MHz
Transmitter     
PRF
Output power
‐18 ‐ 13 dBm
PBW
20dB Bandwidth for Modulated Carrier at 1Mbps
‐ 1.5 ‐ MHz
Receiver     
RXmax
Maximum received signal at <0.1% BER
‐ ‐10 ‐ dBm
RXSENS
Sensitivity (0.1%BER) @1Mbps
‐ ‐90 ‐ dBm
C/ICO
C/I Co-channel interference
‐ 11 ‐ dB
C/I1MHz
Adjacent 1MHz interference
‐ ‐2 ‐ dB
C/I2MHz
Adjacent 2MHz interference
‐ ‐22 ‐ dB
C/I3MHz Adjacent ≥3MHz interference ‐ ‐38 ‐ dB
C/Iimage
Image frequency interference
‐ ‐12 ‐ dB
C/Iimage±1MHz
Ajacent1MHzinterferencetoin‐bandimagefreq
‐ ‐24 ‐ dB
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Table7:ADC
Symbol Parameter Min Type Max Unit
Resolution ‐ ‐ 12 ‐ Bit
Enob ‐ ‐ 10 ‐ Bit
IOT OperationCurrent 880 1000 1660 uA