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TPS3809-Q1 Datasheet(PDF) 5 Page - Texas Instruments |
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TPS3809-Q1 Datasheet(HTML) 5 Page - Texas Instruments |
5 / 19 page 5 TPS3809J25-Q1, TPS3809L30-Q1, TPS3809K33-Q1, TPS3809I50-Q1 www.ti.com SGLS142B – JUNE 2008 – REVISED MARCH 2016 Product Folder Links: TPS3809J25-Q1 TPS3809L30-Q1 TPS3809K33-Q1 TPS3809I50-Q1 Submit Documentation Feedback Copyright © 2008–2016, Texas Instruments Incorporated (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 near the supply terminals. 7.5 Electrical Characteristics over operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT VOH High-level output voltage VDD = 2.5 V to 6 V, IOH = −500 μA VDD – 0.2 V VDD = 3.3 V, IOH = −2 μA VDD – 0.4 VDD = 6 V, IOH = −4 mA TA = −40°C to +25°C VDD – 0.4 TA = 125°C VDD – 0.5 VOL Low-level output voltage VDD = 2 V to 6 V, IOL = 500 μA 0.2 V VDD = 3.3 V, IOL = 2 mA 0.4 VDD = 6 V, IOL = 4 mA 0.4 Power-up reset voltage(1) VDD ≥ 1.1 V, IOL = 50 μA 0.2 V VIT− Negative-going input threshold voltage(2) TPS3809J25-Q1 TA = −40°C to +125°C 2.20 2.25 2.30 V TPS3809L30-Q1 2.58 2.64 2.7 TPS3809K33-Q1 2.87 2.93 2.99 TPS3809I50-Q1 TA = −40°C to +85°C 4.45 4.55 4.65 TA = −40°C to +125°C 4.4 4.55 4.65 Vhys Hysteresis TPS3809J25-Q1 30 mV TPS3809L30-Q1 35 TPS3809K33-Q1 40 TPS3809I50-Q1 60 IDD Supply current VDD = 2 V, Output unconnected 9 15 μA VDD = 6 V, Output unconnected 20 30 Ci Input capacitance VI = 0 V to VDD 5 pF 7.6 Timing Requirements RL = 1 MΩ, CL = 50 pF, TA = 25°C MIN NOM MAX UNIT tw Pulse width at VDD VDD = VIT− + 0.2 V, VDD = VIT− − 0.2 V 3 μs 7.7 Switching Characteristics RL = 1 MΩ, CL = 50 pF, TA = 25°C PARAMETER TEST CONDITIONS MIN TYP MAX UNIT td Delay time VDD ≥ VIT− + 0.2 V, See timing diagram, Figure 1 120 200 280 ms tPHL Propagation (delay) time, high-to-low-level output VDD to RESET delay VIL = VIT− − 0.2 V, VIH = VIT− +0.2 V 1 μs |
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