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U2640B

ATMEL Corporation
Part Number U2640B
Manufacturer ATMEL Corporation
Description Intemittent- and Wipe/ Wash Control
Published Jan 27, 2007
Detailed Description www.DataSheet4U.com U2640B Intemittent- and Wipe/ Wash Control for Wiper Systems Description With the U264xB, Atmel Wir...
Datasheet PDF File U2640B PDF File

U2640B
U2640B

Overview
www.
DataSheet4U.
com U2640B Intemittent- and Wipe/ Wash Control for Wiper Systems Description With the U264xB, Atmel Wireless & Microcontrollers developed a family of intermittent- and wipe/wash control circuits for windshield or backlite wiper systems with identical basic functions.
The circuit design provides the possibility to generate ”x” versions using different metallization masks.
Thus, it is easy to verify a broad range of time sequences which can be set independently of each other.
Features D Relay activation can be controlled by a limit switch of the wiper motor or by a fixed activation period for systems without limit switch D Debounced input stages D Enable/disable of pre-wash delay by program pin D Polarity of WIWA: VBatt D Polarity of INT: VBatt D Relay output is protected with a clamping diode D Relay activation: D Interval pause: D After wiping: D Pre-wash delay: 0.
48 s 5.
8 s 5.
2 s 0.
52 s D Wipe/wash mode with priority D Protected in accordance to ISO/TR 7637–1 D EMC ...


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