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LM3711 Folha de dados(PDF) 5 Page - Texas Instruments |
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LM3711 Folha de dados(HTML) 5 Page - Texas Instruments |
5 / 19 page LM3710, LM3711 www.ti.com SNVS150E – NOVEMBER 2000 – REVISED MARCH 2013 LM3710/LM3711 Series Electrical Characteristics (continued) Limits in the standard typeface are for TJ = 25°C and limits in boldface type apply over full operating range. Unless otherwise specified: VCC = +2.2V to 5.5V. Symbol Parameter Conditions Min Typ Max Units ILKG Output Leakage VRESET = 5.5V 1.0 µA Current RESET (LM3710) VOL RESET VCC > 1.0V, ISINK = 50µA 0.3 VCC > 1.2V, ISINK = 100µA 0.3 VCC > 2.25V, ISINK = 900µA 0.3 VCC > 2.7V, ISINK = 1.2mA 0.3 V VCC > 4.5V, ISINK = 3.2mA 0.4 VOH RESET VCC > 2.25V, ISOURCE = 300µA 0.8 VCC VCC > 2.7V, ISOURCE = 500µA 0.8 VCC VCC > 4.5V, ISOURCE = 800µA VCC − 1.5V WDI WDI Watchdog Input −1 +1 µA Current WDIT Watchdog Input 0.2•VCC 1.225 0.8•VCC V Threshold tWD Watchdog Timeout Watchdog Timeout Period = E, F, G, H 4.3 6.2 9.3 Period Watchdog Timeout Period = J, K, L, M 71 102 153 ms Watchdog Timeout Period = N, P, Q, R 1120 1600 2400 Watchdog Timeout Period = S, T, U, V 17900 25600 38400 PFI/MR VPFT PFI Input Threshold 1.200 1.225 1.250 V VMRT MR Input Threshold MR, Low 0.8 V MR, High 2.0 VPFTH/ PFI/MR Threshold PFI/MR falling: VCC = VRST MAX to 5.5V 0.0032•VRST mV VMRTH Hysteresis IPFI Input Current −75 75 nA (PFI only) RMR MR Pull-up 35 56 75 k Ω Resistance tMD MR to Reset Delay 12 µS tMR MR Pulse Width 25 µS PFO, LLO VOL PFO, LLO Output VCC > 2.25V, ISINK = 900µA 0.3 Voltage VCC > 2.7V, ISINK = 1.2mA 0.3 VCC > 4.5V, ISINK = 3.2mA 0.4 V VOH VCC > 2.25V, ISOURCE = 300µA 0.8 VCC VCC > 2.7V, ISOURCE = 500µA 0.8 VCC VCC > 4.5V, ISOURCE = 800µA VCC − 1.5V LLO OUTPUT VLLOT LLO Output 1.01•VRST 1.02•VRST 1.03•VRST V Threshold (VLLO − VRST, VCC falling) VLLOTH Low-Line Comparator 0.0032•VRST mV Hysteresis tCD Low-Line Comparator VCC falling at 1mV/µs 20 µs Delay Copyright © 2000–2013, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Links: LM3710 LM3711 |
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