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TPS3305-33DR Datasheet(PDF) 3 Page - Texas Instruments |
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TPS3305-33DR Datasheet(HTML) 3 Page - Texas Instruments |
3 / 18 page www.ti.com ELECTRICAL CHARACTERISTICS TPS3305 SLVS198C – DECEMBER 1998 – REVISED MARCH 2008 Over operating junction temperature range (unless otherwise noted). TPS3305-xx PARAMETER TEST CONDITIONS MIN TYP MAX UNIT VDD Input supply range 2.7 6.0 V TJ Operating junction temperature range –40 +85 °C VDD = 2.7V to 6V, VDD – 0.2V V IOH = –20µA VOH High-level output voltage VDD = 3.3V, IOH = –2mA VDD – 0.4V V VDD = 6V, IOH = –3mA VDD – 0.4V V VDD = 2.7V to 6V, 0.2 V IOL = 20µA VOL Low-level output voltage VDD = 3.3V, IOL = 2mA 0.4 V VDD = 6V, IOL = 3mA 0.4 V Power-up reset voltage(1) VDD ≥ 1.1V, IOL = 20µA 0.4 V 1.64 1.68 1.72 V 2.20 2.25 2.30 V VSENSE1, VDD = 2.7V to 6V, VSENSE2 TA = 0°C to +85°C 2.86 2.93 3.0 V 4.46 4.55 4.64 V Negative-going input threshold VIT– voltage(2) 1.64 1.68 1.73 V 2.20 2.25 2.32 V VSENSE1, VDD = 2.7V to 6V, VSENSE2 TA = –40°C to +85°C 2.86 2.93 3.02 V 4.46 4.55 4.67 V VIT–= 1.68V 15 mV VIT– = 2.25V 20 mV Vhys Hysteresis at VSENSEn input VIT– = 2.93V 30 mV VIT– = 4.55V 40 mV WDI = VDD = 6V IH(AV) Average high-level input current WDI 100 150 µA Time average (dc = 88%) WDI = 0V, VDD = 6V IL(AV) Average low-level input current WDI –15 –20 µA Time average (dc = 12%) VIH High-level input voltage at MR and WDI 0.7 x VDD V VIL Low-level input voltage at MR and WDI 0.3 x VDD V Δt / ΔV Input transition rise and fall rate at MR 50 ns/V WDI WDI = VDD = 6V 120 170 µA MR MR = 0.7 × V DD, VDD = 6V –130 –180 µA IH High-level input current SENSE1 VSENSE1 = VDD = 6V 5 8 µA SENSE2 VSENSE2 = VDD = 6V 6 9 µA WDI WDI = 0V, VDD = 6V –120 –170 µA IL Low-level input current MR MR = 0V, VDD = 6V –430 –600 µA SENSEn VSENSE1,2 = 0V –1 1 µA IDD Supply current 40 µA CI Input capacitance VI = 0V to VDD 10 pF (1) The lowest supply voltage at which RESET becomes active. tr, VDD ≥15 µs/V. (2) To ensure best stability of the threshold voltage, a bypass capacitor (0.1 µF ceramic) should be placed close to the supply terminals. Copyright © 1998–2008, Texas Instruments Incorporated Submit Documentation Feedback 3 Product Folder Link(s): TPS3305 |
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