创唯电子代理销售National Semiconductor, LP2989IMMX-2.8/NOPB, LP2989IMMX-3.0, LP2989IMMX-3.0/NOPB, LP2989IMMX-3.3/NOPB, LP2989IMMX-5.0/NOPB, LP2989IMX-1.8/NOPB, LP2989IMX-2.5, LP2989IMX-2.5/NOPB, LP2989IMX-3.0/NOPB, LP2989IMX-3.3, LP2989IMX-3.3/NOPB, LP2989IMX-5.0/NOPB.