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VM149D
Version Issue Date File Name
Total Page
: A.003 : 2013-10-14 : SP-VM149D-A.003.doc
: 12
120mA, 10Bit Current Sinking VCM Driver with I2C Interface
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
VM149D
120mA, 10-Bit Current Sinking VCM Driver with I2C Interface
General Specifications
The VM149D is a VCM (Voice Coil Motor) driver IC with I2C interface control that is capable of programmable sinking output current. It has a built-in internal voltage reference and operates with a supply voltage range from 2.3V to 3.6V. The DAC is controlled by a signal transmit through a 2-wire I2C serial interface which operates in an I2C fast mode (400 kHz).