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TPS3305-18 датащи(PDF) 7 Page - Texas Instruments |
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TPS3305-18 датащи(HTML) 7 Page - Texas Instruments |
7 / 13 page TPS3305-18, TPS3305-25, TPS3305-33 DUAL PROCESSOR SUPERVISORS SLVS198 – DECEMBER 1998 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 VDD = 2.7 V to 6 V, IOH = –20 µA VDD– 0.2V VOH High-level output voltage VDD = 3.3 V, IOH = –2 mA VDD– 0.4V V VDD = 6 V, IOH = –3 mA VDD– 0.4V VDD = 2.7 V to 6 V, IOL = 20 µA 0.2 VOL Low-level output voltage VDD = 3.3 V, IOL = 2 mA 0.4 V VDD = 6 V, IOL = 3 mA 0.4 Power-up reset voltage (see Note 2) VDD ≥ 1.1 V, IOL = 20 µA 0.4 V 1.64 1.68 1.72 VSENSE1, VDD = 2.7 V to 6 V, 2.20 2.25 2.30 V VSENSE2 DD TA = 0°C to 85°C 2.86 2.93 3 V VIT Negative-going input threshold voltage 4.46 4.55 4.64 VIT– gg g g (see Note 3) 1.64 1.68 1.73 VSENSE1, VDD = 2.7 V to 6 V, 2.20 2.25 2.32 V VSENSE2 DD TA =–40°C to 85°C 2.86 2.93 3.02 V 4.46 4.55 4.67 VIT– = 1.68 V 15 Vh Hysteresis at VSENSEn input VIT– = 2.25 V 20 mV Vhys Hysteresis at VSENSEn input VIT– = 2.93 V 30 mV VIT– = 4.55 V 40 IH(AV) Average high-level input current WDI WDI = VDD = 6 V Time average (dc = 88%) 100 150 µA IL(AV) Average low-level input current WDI WDI = 0 V, VDD = 6 V, Time average (dc = 12%) –15 –20 µA WDI WDI = VDD = 6 V, 120 170 IH High level input current MR MR = 0.7 × VDD,VDD = 6 V –130 –180 µA IH High-level input current SENSE1 VSENSE1 = VDD = 6 V 5 8 µA SENSE2 VSENSE2 = VDD = 6 V 6 9 WDI WDI = 0 V, VDD, = 6 V –120 –170 IL Low-level input current MR MR = 0V, VDD = 6 V –430 –600 µA SENSEn VSENSE1,2 = 0 V –1 1 IDD Supply current 40 µA Ci Input capacitance VI = 0 V to VDD 10 pF NOTES: 2. The lowest supply voltage at which RESET becomes active. tr, VDD ≥ 15 µs/V. 3. To ensure best stability of the threshold voltage, a bypass capacitor (ceramic 0.1 µF) should be placed close to the supply terminals. |
Аналогичный номер детали - TPS3305-18 |
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Аналогичное описание - TPS3305-18 |
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