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Description

General part information

PCM1742 Series

The PCM1742 is a CMOS, monolithic, integrated circuit which includes stereo digital-to-analog converters (DACs) and support circuitry in a small SSOP-16 package. The data converters use Texas Instruments' enhanced multilevel delta-sigma architecture that employs fourth-order noise shaping and 8-level amplitude quantization to achieve excellent dynamic performance and improved tolerance to clock jitter. The PCM1742 accepts industry-standard audio data formats with 16- to 24-bit data, providing easy interfacing to audio DSP and decoder chips. Sampling rates up to 200 kHz are supported. A full set of user-programmable functions is accessible through a 3-wire serial control port that supports register write functions.

The PCM1742 is a CMOS, monolithic, integrated circuit which includes stereo digital-to-analog converters (DACs) and support circuitry in a small SSOP-16 package. The data converters use Texas Instruments' enhanced multilevel delta-sigma architecture that employs fourth-order noise shaping and 8-level amplitude quantization to achieve excellent dynamic performance and improved tolerance to clock jitter. The PCM1742 accepts industry-standard audio data formats with 16- to 24-bit data, providing easy interfacing to audio DSP and decoder chips. Sampling rates up to 200 kHz are supported. A full set of user-programmable functions is accessible through a 3-wire serial control port that supports register write functions.

Technical Specifications

Parameters and characteristics for this part

SpecificationPCM1742E
Data InterfaceI2S
Mounting TypeSurface Mount
Number of Channels2
Operating Temperature (Max)85 °C
Operating Temperature (Min)-25 °C
Package Length0.154 in
Package Name16-SSOP
Package Width3.9 mm
Resolution (Bits)24 b
Sampling Rate (Per Second)200 kHz
TypeAudio, DAC
Voltage - Supply5 VDC
Voltage - Supply (Maximum)3.6 V
Voltage - Supply (Minimum)3 V
Voltage - Supply (Range 1 Maximum)3.6 V
Voltage - Supply (Range 1 Minimum)3 V
Voltage - Supply (Range 2 Maximum)5 V
Voltage - Supply (Range 2 Minimum)5 V
Voltage - Supply Maximum3.6 V
Voltage - Supply Minimum3 V
Voltage Supply SourceAnalog, Digital

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CAD

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