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TPS3125J12 Datasheet(PDF) 7 Page - Texas Instruments |
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TPS3125J12 Datasheet(HTML) 7 Page - Texas Instruments |
7 / 13 page TPS3123J12, TPS3123G15, TPS3123J18, TPS3124J12, TPS3124G15 TPS3124J18, TPS3125J12, TPS3125G15, TPS3125J18, TPS3125L30 ULTRA-LOW VOLTAGE PROCESSOR SUPERVISORY CIRCUITS SLVS227 – AUGUST 1999 7 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT MR pullup resistor (internal) 27 k Ω IIH High level input current WDI WDI = VDD = 3.3 V –1 1 µA IIH High-level input current MR MR = 0.7 ×VDD, VDD = 3.3 V –20 –55 µA IIL Low level input current WDI WDI = 0 V, VDD = 3.3 V –1 1 µA IIL Low-level input current MR MR = 0 V, VDD = 3.3 V –80 –170 µA RESET VDD = 1.5 V, IOH = –1 mA VOH High level output voltage RESET VDD = 3.3 V, IOH = – 4.5 mA 08 ×VDD V VOH High-level output voltage RESET VDD = 0.75 V, IOH = – 8 µA 0.8 ×VDD V RESET VDD = 1.5 V, IOH = –1 mA RESET VDD = 0.75 V, IOL = 15 µA VOL Low level output voltage RESET VDD = 1.5 V, IOL = 1.4 mA 0.2 ×VDD V VOL Low-level output voltage RESET VDD = 1.5 V, IOL = 1.4 mA V RESET VDD = 3.3 V, IOL = 3 mA 0.4 TPS312xJ12 1.04 1.08 1.12 VIT Negative-going input threshold TPS312xG15 TA =40°Cto85°C 1.35 1.40 1.45 V VIT– gg g voltage (see Note 2) TPS312xJ18 TA = –40°C to 85°C 1.56 1.62 1.68 V TPS312xL30 2.57 2.64 2.71 1 V < VIT– < 1.4 V 15 Vhys Hysteresis at VDD input 1.4 V < VIT– <2 V 20 mV y 2 V < VIT– < 3 V 30 TPS3123-xx WDI = VDD, VDD = 0.75 V 14 IDD Supply current TPS3124-xx DD, MR unconnected VDD = 3.3 V 22 30 µA IDD Supply current TPS3125-xx MR unconnected VDD = 0.75 V 14 µA (see Note 3) MR unconnected VDD = 3.3 V 18 25 Ci Input capacitance at MR, WDI VI = 0 V to 3.3 V 5 pF NOTES: 2. To ensure best stability of the threshold voltage, a bypass capacitor (ceramic, 0.1 µF) should be placed near the supply terminal. 3. The supply current during delay time td is typical 5 µA higher. |
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