DM633 Datasheet - SiTi

DM633 16-CHANNEL CONSTANT CURRENT LED DRIVER

DM633 is a 16-channel constant current sink LED driver. Each channel has adjustable 12-bits (4096 steps) grayscale PWM control current outputs. 7-bit global brightness control is included in supporting user to adjust chip current easily. It incorporates shift registers, data latches, constant curren.

DM633 Version : A.002 Issue Date : 2008/05/12 File Name : SP-DM633-A.002.doc Total Pages : 26 16-CHANNEL CONSTANT CURRENT LED DRIVER WITH PROGRAMMABLE PWM OUTPUTS 9 7 1 SILICON TOUCH TECHNOLOGY INC. 9-7F-1, Prosperity Road I, Science Based Industrial Park, Hsin-Chu, Taiwan 300, R.O.C. Tel：886-3-5645656 Fax：886-3-5645626 SILICON TOUCH TECHNOLOGY INC. 9 7 1 9-7F-1, Prosperity RoadⅠ, Hsin-Chu, Taiwan, R.O.C. Tel：886-3-5645656 Fax：886-3-5645626 DM633 16-CHANNEL CONSTANT CURRENT LED .

DM633 Features

* z Constant-current outputs: 5mA to 90mA z 12-bit PWM control current output per channel z 7-bit high accuracy global brightness control z Maximum output voltage: 17V z Maximum clock frequency: 25MHz z Selectable internal/external PWM reference clock z PWM free-running capability (refresh rate ~ 4.4k

DM633-SiTi.pdf