UDA1431T Datasheet, PDF(1/17 Page) NXP Semiconductors – 16-bit, 48 kHz, low-cost stereo current DAC

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UDA1431T Datasheet, PDF (1/17 Pages) NXP Semiconductors – 16-bit, 48 kHz, low-cost stereo current DAC

UDA1431T

16-bit, 48 kHz, low-cost stereo current DAC

Rev. 04 â 30 May 2006

Product data sheet

1. General description

The UDA1431T is a 16-bit, 48 kHz, single-chip stereo DAC employing bitstream

conversion techniques.

The UDA1431T supports the I2S-bus data format with word lengths of up to 24 bits,

MSB justiï¬ed and can be operated with a 256fs master clock mode.

The audio outputs meet the IEC 61938 speciï¬cation.

2. Features

I Low power consumption

I Analog power supply voltage from 10.8 V to 13.2 V

I Digital power supply voltage from 3.1 V to 3.5 V

I Master clock frequencies of 256fs

I Supports sampling frequencies up to 48 kHz

I Integrated digital ï¬lter

I No analog post ï¬ltering required for DAC

I Slave mode only applications

I I2S-bus input interface: 16-bit, 18-bit, 20-bit and 24-bit format compatible

I CMOS levels compatible digital inputs and outputs

I Very easy application

I Advanced audio conï¬guration:

N Stereo line output

N High linearity, wide dynamic range and low distortion

I Small package size (SO14)

3. Applications

I PC audio applications

I Car radio applications

I DVD players

I Digital set-top boxes

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