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SI4420-D1-FT Scheda tecnica(PDF) 7 Page - List of Unclassifed Manufacturers |
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SI4420-D1-FT Scheda tecnica(HTML) 7 Page - List of Unclassifed Manufacturers |
7 / 33 page Si4420 7 ELECTRICAL SPECIFICATION (Min/max values are valid over the whole recommended operating range, typ conditions: T op = 27 o C; V dd = Voc = 2.7 V) DC Characteristics Symbol Parameter Conditions/Notes Min Typ Max Units 315/433 MHz bands 13 14 868 MHz band 16 18 Idd_TX_0 Supply current (TX mode, Pout = 0 dBm) 915 MHz band 17 19 mA 315/433 MHz bands 21 22 868 MHz band 23 25 Idd_TX_PMAX Supply current (TX mode, Pout = Pmax) 915 MHz band 24 26 mA 315/433 MHz bands 11 13 868 MHz band 12 14 Idd_RX Supply current (RX mode) 915 MHz band 13 15 mA Ipd Standby current (Sleep mode) All blocks disabled 0.3 µA Ilb Low battery voltage detector current consumption 0.5 µA Iwt Wake-up timer current consumption 1.5 µA Ix Idle current Crystal oscillator and baseband parts are on 3 3.5 mA Vlb Low battery detect threshold Programmable in 0.1 V steps 2.25 5.35 V Vlba Low battery detection accuracy +/-3 % Vil Digital input low level voltage 0.3*Vdd V Vih Digital input high level voltage 0.7*Vdd V Iil Digital input current Vil = 0 V -1 1 µA Iih Digital input current Vih = Vdd, Vdd = 5.4 V -1 1 µA Vol Digital output low level Iol = 2 mA 0.4 V Voh Digital output high level Ioh = -2 mA Vdd-0.4 V |
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