Invention Application
US20160126973A1 CURRENT TYPE D/A CONVERTER, DELTA SIGMA MODULATOR, AND COMMUNICATIONS DEVICE 有权
电流型D / A转换器,DELTA SIGMA调制器和通信设备

CURRENT TYPE D/A CONVERTER, DELTA SIGMA MODULATOR, AND COMMUNICATIONS DEVICE
Abstract:
This D/A converter includes a plurality of D/A converter elements, each comprising current sources configured to supply output currents to output nodes, and first switches configured to control the output currents. The output nodes are connected to a capacitor section having second switches and a capacitive load. The D/A converter further includes a switch control circuit configured to control the first switches responsive to digital signals, and also control the second switches in accordance with the control of the ON/OFF state of the first switches.
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