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TPS3306-25QDRQ1 Datasheet(PDF) 7 Page - Texas Instruments |
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TPS3306-25QDRQ1 Datasheet(HTML) 7 Page - Texas Instruments |
7 / 16 page TPS330615Q1, TPS330618Q1, TPS330620Q1, TPS330625Q1, TPS330633Q1 DUAL PROCESSOR SUPERVISORY CIRCUITS WITH POWER FAIL SGLS241B − MARCH 2004 − REVISED APRIL 2008 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, IOL = 20 µA 0.2 VOL Low-level output voltage RESET, PFO VDD = 3.3 V, IOL = 2 mA 0.4 V OL PFO 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 1.35 1.4 1.44 1.62 1.68 1.74 Negative-going input threshold voltage VSENSE1, VDD = 2.7 V to 6 V, 1.79 1.85 1.91 VIT Negative-going input threshold voltage (see Note 3) VSENSE1, VSENSE2 VDD = 2.7 V to 6 V, TA = −40°C to 125°C 2.18 2.25 2.34 V VIT (see Note 3) VSENSE2 TA = −40°C to 125°C 2.84 2.93 3.04 V 4.44 4.55 4.68 PFI 1.2 1.25 1.3 PFI VIT = 1.25 V 10 VIT = 1.4 V 15 VIT = 1.68 V 15 Vhys Hysteresis VSENSEn VIT = 1.86 V 20 mV Vhys Hysteresis VSENSEn VIT = 2.25 V 20 mV VIT = 2.93 V 30 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 SENSE1 VSENSE1 = VDD = 6 V 5 10 µA IH High-level input current SENSE2 VSENSE2 = VDD = 6 V 6 10 µA IL Low-level input current WDI WDI = 0 V, VDD = 6 V −120 −170 µA II Input current PFI VDD = 6 V, 0 V ≤ VI ≤ VDD −30 30 nA IDD Supply current 15 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. timing requirements at VDD = 2.7 V to 6 V, RL = 1 MΩ, CL = 50 pF, TA = 25°C PARAMETER TEST CONDITIONS MIN MAX UNIT tw Pulse width SENSEn VSENSEnL = VIT − 0.2 V, VSENSEnH = VIT + 0.2 V 6 µs tw Pulse width WDI VIH = 0.7 × VDD,VIL = 0.3 × VDD 100 ns |
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