DS1233A Maxim Integrated Products, DS1233A Datasheet
DS1233A
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DS1233A Summary of contents
Page 1
... When V the reset signal is kept in the active state for approximately 350ms to allow the power supply and processor to stabilize. The second function of the DS1233A is pushbutton reset control. The DS1233A debounces a pushbutton closure and will generate a 350ms reset pulse upon release. ...
Page 2
... DS1233A is not in a reset cycle, it continuously monitors the is detected, the DS1233A will debounce the switch by pulling the has expired, the DS1233A will continue to monitor the continue to monitor the line looking for a rising edge. Upon detecting a release, the DS1233A will force the line low and hold it low for 350ms. ...
Page 3
... PUSHBUTTON RESET Figure 3 POWER-UP Figure 4 POWER-DOWN Figure DS1233A ...
Page 4
... V SYMBOL MIN TYP t 250 350 RST t RPD t 300 250 350 DB t 250 350 RPU to ground. RST DS1233A +0.5V CC (-40°C to +85°C) MAX UNITS NOTES 5 3.3V ± 10%) DD MAX UNITS NOTES 0 μ ...
Page 5
... ECONORESET SELECTION GUIDE DS1233-15 DS1233-10 DS1233-5 DS1233D-15 5V DS1233D-10 DS1233D-5 DS1833-15 DS1833-10 DS1833-5 DS1233A-15 3.3V DS1233A-10 V TRIP POINT CC MIN TYP MAX 4.0 4.125 4.24 4.25 4.375 4.49 4.5 4.625 4.75 4.0 4.125 4.24 4.25 4.375 4.49 4.5 4.625 4.75 4.0 4.125 4.24 4.25 4.375 4.49 4.5 4.625 4.75 2.64 2.72 2.80 2.8 2.88 2. DS1233A PUSHBUTTON DETECT MIN TYP MAX 1.8 - 3.3 1.8 - 3.3 1.8 - 3.3 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.8 - 2.0 0.8 - 2.0 ...