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SWCS049 Datenblatt(PDF) 37 Page - Texas Instruments |
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SWCS049 Datenblatt(HTML) 37 Page - Texas Instruments |
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37 / 119 page ![]() PWRON VIO INT1 NRESPWRON PWRHOLD PWRON_LP_IT=1 PWRON_IT=1 Switch-off sequence tdPWRONLPTO tdPWRONLP tdbPWRONF SWCS049-006 PWRON_IT=1 PWRON VIO INT1 1.8 V NRESPWRON Interrupt acknowledge PWRHOLD PWRON_IT=1 CLK32KOUT Interrupt acknowledge Switch-off sequence t tdbPWRONF tdSONT tdbPWRONF tdONPWHOLD Switch On sequence SWCS049-005 PWRON_IT=1 dbPWRHOLDF Internal pulse tdOINT1 37 TPS659110, TPS659112, TPS659113 TPS659114, TPS659118, TPS6591133 www.ti.com SWCS049Q – JUNE 2010 – REVISED MARCH 2016 Submit Documentation Feedback Product Folder Links: TPS659110 TPS659112 TPS659113 TPS659114 TPS659118 TPS6591133 Specifications Copyright © 2010–2016, Texas Instruments Incorporated 5.23.2 Power Control Timing 5.23.2.1 Device State Control Through PWRON Signal Figure 5-2 shows the device state control through PWRON signal. A. DEV_ON or AUTODEV_ON control bits can be used instead of PWRHOLD signal to maintain supplies on after switch-on sequence. B. Internal POWER ON enable condition pulse TdOINT1 keeps device active until PWRHOLD acknowledge. C. Switch-off from PWRHOLD removal. Figure 5-2. Device State Control Through PWRON Signal Figure 5-3. PWRON Long-Press Turnoff |
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