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TPS3421 Datasheet(PDF) 4 Page - Texas Instruments

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Part # TPS3421
Description  Low-Power, Push-Button Controllers with Configurable Delay
PDF  19 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

TPS3421 Datasheet(HTML) 4 Page - Texas Instruments

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PB1
RST
ttimer = 7.5 s
Timer End
trst = 400 ms
PB1
PB2
RST
ttimer = 7.5 s
trst = 400 ms
ttimer = 7.5 s
PB1
PB2
RST
ttimer = 7.5 s
ttimer = 7.5 s
trst
(1)
TPS3420
TPS3421
TPS3422
SBVS211A – AUGUST 2012 – REVISED MARCH 2013
www.ti.com
TIMING DIAGRAMS
TIMING DIAGRAM: TPS3420
(1)
For the TPS3420, trst is not a fixed time, but instead depends on one of the PB pins going high.
Figure 1. TPS3420 Timing Diagram
TIMING DIAGRAM: TPS3421
Figure 2. TPS3421 Timing Diagram
TIMING DIAGRAM: TPS3422
Figure 3. TPS3422 Timing Diagram
4
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Copyright © 2012–2013, Texas Instruments Incorporated
Product Folder Links: TPS3420 TPS3421 TPS3422



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