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ST8024LTR Datasheet(PDF) 10 Page - STMicroelectronics |
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ST8024LTR Datasheet(HTML) 10 Page - STMicroelectronics |
10 / 35 page Electrical characteristics ST8024L 10/35 Doc ID 17709 Rev 5 5 Electrical characteristics Table 6. Electrical characteristics over recommended operating condition Symbol Parameter(1) Test conditions Min. Typ. Max. Unit VDD Supply voltage 2.7 6.5 V VDDP Supply voltage for the step-up converter VCC = 5 V; |ICC| < 80 mA 4.0 5 6.5 V VCC = 3 V; |ICC| < 65 mA 4.0 5 6.5 VCC = 5 V; |ICC| < 20 mA 3.0 6.5 VCC = 3 V; |ICC| < 20 mA 2.7 6.5 VCC = 1.8 V; |ICC| < 20 mA 2.7 6.5 IDD Supply current Card inactive 1.2 mA Card active; fCLK = fXTAL; CL = 30 pF 1.5 IDDP Step-up converter supply current Inactive mode 0.1 mA Active mode; fCLK = fXTAL; CL = 30 pF; |ICC| = 0 10 VCC = 5 V; |ICC| = 80 mA 50 200 VCC = 3 V; |ICC| = 65 mA 50 100 VCC = 1.8 V; |ICC| = 45 mA 30 60 Vth2 Falling threshold voltage on VDD No external resistors at pin PORADJ; VDD level falling. See Figure 4. 2.35 2.45 2.55 V VHYS2 Hysteresis of threshold voltage Vth2 No external resistors at pin PORADJ. See Figure 4. 50 100 150 mV Vth(ext)rise External rising threshold voltage at pin PORADJ External resistor divider at pin PORADJ; VDD level rising. See Section 6.2.2. 1.17 1.20 1.23 V Vth(ext)fall External falling threshold voltage at pin PORADJ External resistor divider at pin PORADJ; VDD level falling. See Section 6.2.2. 1.11 1.14 1.17 V VHYS(ext) Hysteresis of threshold voltage Vth(ext) External resistor divider at pin PORADJ. See Section 6.2.2. 30 60 90 mV ΔVHYS(ext) Hysteresis of threshold voltage Vth(ext) variation with temperature External resistor divider at pin PORADJ 0.25 mV/K tW Width of internal power- on reset pulse No external resistor divider at pin PORADJ 48 12 ms External resistor divider 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 1. VDD = 3.3 V, VDDP = 5 V, fXTAL = 10 MHz, unless otherwise noted. Typical values are at TA = 25 °C. |
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