LM8330
www.ti.com SNVS839A – JUNE 2012 – REVISED MARCH 2013 LM8330 I2C-Compatible Keypad Controller with GPIO, PWM, and IEC61000 ESD Protection
Check for Samples: 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:
– 16-Event Keycode Buffer
– 4-Event Multiple Key Storage Registers
– Internal Oscillator, No External Clock
Required.
– I2C-compatible ACCESS.bus Slave Interface
Standard (100 kHz) and Fast (400 kHz)
Modes:
– 7-bit and 10-bit Addressing
– Programmable Slave Address
– (Default 7-bit 0x88, 10-bit 0x088)
– Three Host-programmable PWM Outputs
– Smooth LED Brightness Modulation
– Dedicated 31-command Script Bugger …
