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LM8328 - GenI/O - Expander and Keypad Controller

General Description

The LM8328 GenI/O - Expander and Keypad Controller is a dedicated device to unburden a host processor from scanning a matrix-addressed keypad and to provide flexible and general purpose, host programmable input/output functions.

Key Features

  • 1.
  • 2 KEY.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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LM8328 www.ti.com SNLS328A – AUGUST 2011 – REVISED MARCH 2013 LM8328 Mobile I/O Companion Supporting Keyscan, I/O Expansion, PWM, and ACCESS.bus Host Interface Check for Samples: LM8328 FEATURES 1 •2 KEY FEATURES – Internal RC Oscillator, No External Clock Required – Internal PWM Clock Generation, No External Clock Required – External Reset for System Control – Programmable I2C-compatible ACCESS.bus Address (Default 0x88) – Support for Keypad Matrices of up to of 8 x 12 Keys, Plus 8 Special Function (SF) Keys, for a Full 104 Key Support – I2C-compatible ACCESS.