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CXA3803R [Audio Driver for TV]

>>Description

The CXA3803R is a single-chip, 24-bit, 2 stereo, audio digital-to-analog converter (DAC) with headphone amplifier, 4 stereo line amplifiers, clickless stereo volume and speaker short detector.
The 2 stereo DAC supports several common audio sampling rates between 32kHz and 48kHz and 16-/24-/32- bit width digital audio input word on the audio interface. The audio interface of the CXA3803R supports the I2S
compatible and left justified MSB first.
The headphone amplifier features cap-less (bias center), a mute control and 2.8Vrms output.
The 4 stereo line amplifiers features pop-noise free power-on/off, a mute control and 2.8Vrms output.
The CXA3803R is provided in a LQFP-80 package with a size of 14mm × 14mm.

>>Features

24-bit stereo ΔΣDAC
Sampling rate: 32kHz to 48kHz
Audio I/F format:
　I²S compatible, 24-bit MSB first left justified
Master clock:
　256fs/512fs
Analog smoothing volume control:
　Headphone: 0dB to –90dB, 0.5dB step
　Lineout: 0dB to –90dB, 0.5dB step
7 stereo input
I²C high-speed control
DAC performance:
　(Lineout) THD+N: 0.02%, output level: 2Vrms
　(Headphone) THD+N: 0.1%, output level: 2Vrms
Buffers performance:
　THD+N: 0.01%, output level: 2Vrms
Power supply:
　DAC, digital I/F: 3 to 3.6V
　Output buffers: 11 to 14V
Ta: –25 to +85°C
Package: 80-pin LQFP

Sony reserves the right to change products and specifications without prior notice.

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