* Key Features
* Supports keypad matrices of up to 8 × 12 keys plus 8 special-function (SF) keys for a total of 104 keys. SF keys pull keypad scan inputs directly to ground, rather than connecting to a keypad scan output.
* Supports I2C-compatible ACCESS.bus interface in slave mode up to 400 k
LM8322
National Semiconductor Corporation
893.97 KB
Mobile i/o companion supporting key-scan.
LM8322 Mobile I/O Companion Supporting Key-Scan, I/O Expansion, PWM, and ACCESS.bus Host Interface
May 2007
LM8322 Mobile I/O Companion Supporting K.
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