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BU1851GUW

Part Number	BU1851GUW
Manufacturer	Rohm
Description	GPIO ICs Series Key Encoder IC
Published	Aug 13, 2010
Detailed Description	www.DataSheet4U.com GPIO ICs Series Key Encoder IC BU1851GUW No.09098EAT03 ●Description Key Encoder IC can monitor up...
Datasheet	BU1851GUW PDF File

Overview

www.
DataSheet4U.
com GPIO ICs Series Key Encoder IC BU1851GUW No.
09098EAT03 ●Description Key Encoder IC can monitor up to 8x8 matrix (64 keys), which means to be adaptable to Qwerty keyboard.
We adopt the architecture that the information of the only key which status is changed, like push or release, is encoded into the 8 bits data.
This can greatly reduce the CPU load which tends to become heavier as the number of keys increase.
(Previously, all key's status is stored in the registers.
) Furthermore, auto sleep function contribute to low power consumption, when no keys are pressed.
It is also equipped with the various functions such as ghost key rejection, N-key Rollover, Built-in power on...

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BU1851GUW GPIO ICs Series Key Encoder IC - Rohm

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