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ST8004CDR Arkusz danych(PDF) 7 Page - STMicroelectronics |
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ST8004CDR Arkusz danych(HTML) 7 Page - STMicroelectronics |
7 / 26 page ST8004 Electrical characteristics 7/26 4 Electrical characteristics Table 5. Electrical characteristics over recommended operating (VDD = 3.3V, VDDP = 5V, fXTAL = 10MHz, unless otherwise noted. Typical values are to TA = 25°C) Symbol Parameter Test Conditions Min. Typ. Max. Unit VDD Supply voltage VTHSEL = VDD or floating 2.7 6.5 V VTHSEL = GND 3.150 6.5 VDDP Supply voltage for the voltage doubler 4.5 5 6.5 V To comply with VI(RIPPLE)(P-P) specifications 4.75 5.25 VO(VUP) Output voltage on pin VUP from step-up converter 5.5 V VI(VUP) Input voltage to be applied on VUP in order to block the step-up converter 79 V IDD Supply current Inactive mode 1.2 mA Active mode; fCLK = fXTAL; CL = 30pF 1.5 IP Supply current for step-up converter Inactive mode 0.1 mA Active mode; fCLK = fXTAL; CL = 30pF ICC=0 18 ICC=65 mA 150 Vth2 Threshold voltage on VDD VTHSEL = VDD or floating 2.2 2.4 V Vth3 Threshold voltage on VDD VTHSEL = GND 2.9 3.08 V VHYS(th2) Hysteresis on Vth2 VTHSEL = VDD or floating 50 150 mV VHYS(th3) Hysteresis on Vth3 VTHSEL = GND 0 mV tW Pulse width of the internal alarm pulse 620 ms ∆THFIL Delay of internal filter VTHSEL = GND 5 50 µs |
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