LM8330 - Keypad Controller
The LM8330 I/O - Expander and Keypad Controller is a dedicated device designed to unburden a host processor from scanning a matrix-addressed keypad and to provide flexible and general purpose, host programmable input/output functions.
Three independent Pulse Width Modulation (PWM) timer outputs are
LM8330 Features
* 1
* 2 KEY FEATURES
* Keypad Matrices of up to of 8 x 12 Keys, Plus 8 Special Function (SF) Keys, for a Full 104 Key Support.
* Supports General-purpose I/O Expansion on Pins Not Otherwise Used for Keypad or PWM Output.
* Keypad Matrix and Dedicated Key Support:
