The CX20787 I2S audio codec with integrated stereo class-D speaker amplifiers and power-efficient class-G headphone amplifiers targtes tablets, ultrabooks, portable media players, and smartphones. Features include an integrated digital signal processing (DSP), fully configurable hardware EQ, and dual-knee dynamic range control (DRC) with reconfigurable inputs or outputs, It offers a standby power of less than 70 µW.
The codec is also claimed to maximize speaker loudness without distortion, perform loudness compensation, improve frequency response, protect speakers from over-driving, and extend the microphone pick-up range for Far-Field speakerphone applications. The CX20787 has a pair of ProCoustic capless headphone drivers, which eliminate the need for external dc blocking capacitors, and its detect and switch support capabilities support a variety of global headsets. It also supports DSP side-port to Conexant’s Digital Audio processor, which adds advanced voice preprocessing and low power Wake-on-Voice function in the portable device. It is housed in a 4 x 3.9 mm, 72 WLCSP package and has a temperature range from -40° to 85°C (Contact company for pricing – samples, now)
By Christina Nickolas
Conexant Systems , Newport Beach , CA
Customer Support 949-483-4600
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