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TL7705BMU Arkusz danych(PDF) 7 Page - Texas Instruments |
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TL7705BMU Arkusz danych(HTML) 7 Page - Texas Instruments |
7 / 11 page TL7702B, TL7705B SUPPLY-VOLTAGE SUPERVISORS SLVS037H – SEPTEMBER 1989 – REVISED JULY 1999 7 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 electrical characteristics over recommended operating conditions, TA = 25°C (unless otherwise noted) PARAMETER TEST CONDITIONS† TL7702BY TL7705BY UNIT MIN TYP MAX VOH High-level output voltage, RESET IOH = –16 mA VCC–1.5 V VOL Low-level output voltage, RESET IOL = 16 mA 0.4 V Vref Reference voltage Iref = 500 µA 2.48 2.53 2.58 V VIT Negative-going input threshold voltage TL7702BY 2.505 2.53 2.555 V VIT– gg g g at SENSE input TL7705BY 4.5 4.55 4.6 V Vh Hysteresis SENSE (VIT VIT ) TL7702BY VCC =3 6Vto18V 10 mV Vhys Hysteresis, SENSE (VIT+ – VIT–) TL7705BY VCC = 3.6 V to 18 V 30 mV Vres‡ Power-up reset voltage IOL at RESET = 2 mA 1 V II Input current RESIN VI = 0.4 V to VCC –10 µA II Input current SENSE TL7702BY VI = Vref to 18 V –0.1 –2 µA IOH High-level output current, RESET VO = 18 V, See Figure 1 50 µA IOL Low-level output current, RESET VO = 0 V, See Figure 1 –50 µA ICC Supply current VSENSE = 15 V, RESIN ≥ 2 V 1.8 3 mA † All electrical characteristics are measured with 0.1- µF capacitors connected at REF, CT, and VCC to GND. ‡ This is the lowest voltage at which RESET becomes active. switching characteristics, VCC = 5 V, CT open, TA = 25°C PARAMETER FROM (INPUT) TO (OUTPUT) TEST CONDITIONS TL7702BY TL7705BY UNIT (INPUT) (OUTPUT) MIN TYP MAX tPLH Propagation delay time from low- to high-level output RESIN RESET See Figures 1 2 and 3 270 500 ns tPHL Propagation delay time from high- to low-level output RESIN RESET See Figures 1, 2, and 3 270 500 ns t Effective pulse duration RESIN See Figure 2 150 ns tw Effective pulse duration SENSE See Figure 2 100 ns tr Rise time RESET 75 ns tf Fall time RESET See Figures 1 and 3 150 200 ns tr Rise time RESET See Figures 1 and 3 75 150 ns tf Fall time RESET 50 ns |
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