n Eighteen 20mA Universal Current Sources with 64-Step Linear Brightness Control
n Independent On/Off, Brightness Level, Blinking and Gradation Control for Each Current Source Using 2-Wire I2C Interface
n Low Noise Multi-Mode Charge Pump (1x, 1.5x, 2...
LTC3220 PDF File
LTC3221-5
LTC3221-3.3
LTC3221
LTC3220-1