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ST8024CTR bảng dữ liệu(PDF) 9 Page - STMicroelectronics |
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ST8024CTR bảng dữ liệu(HTML) 9 Page - STMicroelectronics |
9 / 31 page ST8024 Electrical characteristics 9/31 4 Electrical characteristics Table 6. Electrical characteristics over recommended operating condition (VDD = 3.3 V, VDDP = 5 V, fXTAL = 10 MHz, unless otherwise noted. Typical values are to TA = 25 °C) Symbol Parameter Test Conditions Min. Typ. Max. Unit VDD Supply voltage 2.7 6.5 V VDDP Supply voltage for the voltage doubler VCC = 5V; |ICC| < 80 mA 4.0 5 6.5 V VCC = 5V; |ICC| < 20 mA 3.0 6.5 IDD Supply current Card Inactive 1.2 mA Card Active; fCLK = fXTAL; CL = 30pF 1.5 IDDP DC/DC converter supply current Inactive mode 0.1 mA Active mode; fCLK = fXTAL; CL = 30pF; |ICC| = 0 10 VCC = 5V; |ICC| = 80 mA 200 VCC = 3V; |ICC| = 65 mA 100 Vth2 Falling threshold voltage on VDD no external resistors at pin PORADJ; VDD level falling 2.35 2.45 2.55 V VHYS2 Hysteresis of threshold voltage Vth2 no external resistors at pin PORADJ 50 100 150 mV Vth(ext)rise External rising threshold voltage on VDD external resistor bridge at pin PORADJ; VDD level rising 1.25 1.28 1.31 V Vth(ext)fall External falling threshold voltage on VDD external resistor bridge at pin PORADJ; VDD level falling 1.19 1.22 1.25 V VHYS(ext) Hysteresis of threshold voltage Vth(ext) external resistor bridge at pin PORADJ 30 60 90 mV ΔVHYS(ext) Hysteresis of threshold voltage Vth(ext) variation with temperature external resistor bridge at pin PORADJ 0.25 mV/K tW Width of internal Power- On reset pulse no external resistor at pin PORADJ 4 8 12 ms external resistor bridge at pin PORADJ 8 16 24 IL Leakage current on pin PORADJ VPORADJ < 0.5 V -0.1 4 10 µA VPORADJ > 1.0 V -1 1 PTOT Total power dissipation Continuous operation; Ta = -25 to 85°C 0.56 W |
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