поискавой системы для электроныых деталей |
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SI4021 датащи(PDF) 7 Page - Silicon Laboratories |
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SI4021 датащи(HTML) 7 Page - Silicon Laboratories |
7 / 35 page Si4021 7 GENERAL DEVICE SPECIFICATIONS All voltages are referenced to V ss, the potential on the ground reference pin VSS. Absolute Maximum Ratings (non-operating) Symbol Parameter Min Max Units Vdd Positive supply voltage -0.5 6.0 V Vin Voltage on any pin except open collector outputs -0.5 Vdd+0.5 V Voc Voltage on open collector outputs -0.5 6.0 V Iin Input current into any pin except VDD and VSS -25 25 mA ESD Electrostatic discharge with human body model 1000 V Tst Storage temperature -55 125 ºC Tld Lead temperature (soldering, max 10 s) 260 ºC Recommended Operating Range Symbol Parameter Min Max Units Vdd Positive supply voltage 2.2 5.4 V Voc Voltage on open collector outputs (Max 6.0 V) Vdd - 1 Vdd + 1 V Top Ambient operating temperature -40 85 ºC ELECTRICAL SPECIFICATION (Min/max values are valid over the whole recommended operating range, typical conditions: T op = 27 o C; V dd = Voc = 2.7 V) DC Characteristics Symbol Parameter Conditions/Notes Min Typ Max Units Idd_TX_0 Supply current (TX mode, Pout = 0 dBm) 433 MHz band 12 mA 868 MHz band 14 915 MHz band 15 Idd_TX_PMAX Supply current (TX mode, Pout = Pmax) 433 MHz band 21 mA 868 MHz band 23 915 MHz band 24 Ipd Standby current in sleep mode (Note 1) All blocks disabled 0.3 µA Iwt Wake-up timer current consumption 1.5 µA Ilb Low battery detector current consumption 0.5 µA Ix Idle current Only crystal oscillator is on 1.5 mA Vlba Low battery detection accuracy +/-3 % Vlb Low battery detector threshold Programmable in 0.1 V steps 2.25 5.35 V Vil Digital input low level 0.3*Vdd V Vih Digital input high level 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 Note for table above is on page 7. |
Аналогичный номер детали - SI4021 |
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Аналогичное описание - SI4021 |
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