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Product Information
Audio
SM588x series
Audio 3rd-order ΣΔ D/A Converter
Description

The ΣDECO SM588x series, fabricated using NPC's Molybdenum-gate CMOS process, are D/A converter ICs for digital audio, that provide all the basic converter functions in miniature 8-pin packages. They each feature built-in 8-times oversampling digital filter, ΣΔ jitter-compensated D/A converter, and post-analog lowpass filter converter stages required for digital audio. They can sample at up to 96kHz for 16 or 24-bit input word length. A type with built-in deemphasis filter is also available for applications requiring deemphasis.

Block Diagram
588Xblock.gif
Features
· Input type
2-wire input (SM5882A)
3-wire input (SM5883A, SM5883B, SM5885C)
· 256fs, 384fs, or 512fs system clock*
· Deemphasis filter built-in (fs = 44.1kHz sample rate, SM5882A)
· 8-times oversampling digital filter
32dB stopband attenuation
±0.05dB passband ripple
· ΣΔ 2-channel D/A converter
3rd-order noise shaper
· 3rd-order post-analog lowpass filter
· Package:SOP-8-052044-1
*: Applied by product/version
Applications
·CD players
·Set top boxes
·Digital audio equipment
Further Details
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