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VT5376 数据表(PDF) 8 Page - STMicroelectronics |
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VT5376 数据表(HTML) 8 Page - STMicroelectronics |
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8 / 30 page ![]() Electrical characteristics VT5376 8/30 3 Electrical characteristics 3.1 Supply voltages (using internal DC/DC controller) 3.2 Supply voltages (direct drive, bypassing DC/DC controller) 3.3 Logic IO Table 4. Supply voltages using DC/DC controller Symbol Parameter Min. Typ. Max. Unit VTOP Boosted supply(1) 1. Value defined by resistors ratio 2.0 2.2 2.6 V VBAT Supply from single AA cell 1.0 1.25 1.6 V Table 5. Supply voltage values (direct drive, bypassing DC/DC controller) Symbol Parameter Min. Typ. Max. Unit VTOP Boosted supply 1.7 1.8 1.9 V VBAT Supply from single AA cell 1.0 1.8 1.9 V AVDD Analog supply 1.7 1.8 1.9 V DVDD Digital core supply 1.7 1.8 1.9 V VREG Digital core supply 1.7 1.8 1.9 V Table 6. Digital IO electrical characteristics Symbol Parameter Min. Typ. Max. Unit CMOS digital inputs (Reset_Out, Motion, PowerDown, SDA and SCL) VIL Low level input voltage 0 0.3*VDD V VIH High level input voltage 0.7*VDD VDD + 0.3 V IIL Low level input current -1 µA IIH High level input current 1 µA CMOS digital outputs VOL Low level output voltage (4mA load) 0.3*VDD V VOH High level output voltage (4mA load) 0.7*VDD V |
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