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Cirrus Logic - 24-Bit/ 192 kHz D/A Converter for Digital Audio

Numéro de référence CDB4396
Description 24-Bit/ 192 kHz D/A Converter for Digital Audio
Fabricant Cirrus Logic 
Logo Cirrus Logic 





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CDB4396 fiche technique
CS4396
24-Bit, 192 kHz D/A Converter for Digital Audio
Features
l 24 Bit Conversion
l Up to 192 kHz Sample Rates
l 120 dB Dynamic Range
l -100 dB THD+N
l Advanced Dynamic-Element Matching
l Low Clock Jitter Sensitivity
l Digital De-emphasis for 32 kHz, 44.1 kHz and
48 kHz
l External Reference Input
Description
The CS4396 is a complete high performance 24-bit
48/96/192 kHz stereo digital-to-analog conversion sys-
tem. The device includes a digital interpolation filter
followed by a oversampled multi-bit delta-sigma modula-
tor which drives dynamic-element-matching (DEM)
selection logic. The output from the DEM block controls
the input to a multi-element switched capacitor DAC/low-
pass filter, with fully-differential outputs. This multi-bit ar-
chitecture features significantly lower out-of-band noise
and jitter sensitivity than traditional 1-bit designs, and the
advanced DEM guarantees low noise and distortion at
all signal levels.
ORDERING INFORMATION
CS4396-KS -10° to 70° C 28-pin Plastic SOIC
CDB4397 Evaluation Board
I
SCLK
LRCK
SDATA
SERIAL INTERFACE
AND FORMAT SELECT
SOFT MUTE
DE-EMPHASIS
FILTER
MCLK
CLOCK
DIVIDER
INTERPOLATION
FILTER
MULTI-BIT
∆Σ
MODULATOR
INTERPOLATION
FILTER
MULTI-BIT
∆Σ
MODULATOR
HARDWARE MODE CONTROL
(CONTROL PORT)
DYNAMIC
ELEMENT
MATCHING
LOGIC
SWITCHED
CAPACITOR-DAC
AND FILTER
DYNAMIC
ELEMENT
MATCHING
LOGIC
SWITCHED
CAPACITOR-DAC
AND FILTER
VOLTAGE REFERENCE
AOUTL+
AOUTL-
AOUTR+
AOUTR-
M4 M3
M2 M1 M0 RESET MUTEC MUTE
(AD0/CS) (AD1/CDIN) (SCL/CCLK)
(SDA/CDOUT)
FILT+ VREF FILT- CMOUT
Advance Product Information
P.O. Box 17847, Austin, Texas 78760
(512) 445 7222 FAX: (512) 445 7581
http://www.cirrus.com
This document contains information for a new product.
Cirrus Logic reserves the right to modify this product without notice.
Copyright © Cirrus Logic, Inc. 1999
(All Rights Reserved)
JUL ‘99
DS288PP1
1

PagesPages 28
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