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CS4228-KS Folha de dados(PDF) 1 Page - Cirrus Logic |
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CS4228-KS Folha de dados(HTML) 1 Page - Cirrus Logic |
1 / 30 page Advance Product Information This document contains information for a new product. Cirrus Logic reserves the right to modify this product without notice. 1 Copyright © Cirrus Logic, Inc. 1999 (All Rights Reserved) P.O. Box 17847, Austin, Texas 78760 (512) 445 7222 FAX: (512) 445 7581 http://www.cirrus.com CS4228 24-Bit, 96 kHz Surround Sound Codec Features l Two 24-bit A/D Converters - 102 dB dynamic range - 90 dB THD+N l Six 24-bit D/A Converters - 103 dB dynamic range and SNR - 90 dB THD+N l Sample rates up to 100 kHz l Pop-free Digital Output Volume Controls - 90.5 dB range, 0.5 dB resolution (182 levels) - Variable smooth ramp rate, 0.125 dB steps l Mute Control pin for off-chip muting circuits l On-chip Anti-alias and Output Filters l De-emphasis filters for 32, 44.1 and 48 kHz Description The CS4228 codec provides two analog-to-digital and six digital-to-analog delta-sigma converters, along with volume controls, in a compact +5/+3.3 V, 28-pin SSOP device. Combined with an IEC958 (SPDIF) receiver (like the CS8414) and surround sound decoder (such as one of the CS492x or CS493xx families), it is ideal for use in DVD player, A/V receiver and car audio systems sup- porting multiple standards such as Dolby Digital AC-3, AAC, DTS, Dolby ProLogic, THX, and MPEG. A flexible serial audio interface allows operation in Left Justified, Right Justified, I2S, or One Line Data modes. ORDERING INFORMATION CS4228-KS -10° to +70° C 28-pin SSOP CDB4228 Evaluation Board I SCL/CCLK SDA/CDIN VD AOUT1 LRCK SCLK SDIN1 SDOUT CONTROL PORT VA AOUT2 AINL+ AINL- SDIN2 MCLK DGND AOUT3 AOUT4 AINR+ AINR- LEFT ADC SDIN3 MUTEC AD0/CS RST FILT AOUT5 AOUT6 VL RIGHT ADC AGND ∆Σ DAC #1 CLOCK MANAGER MUTE CONTROL ∆Σ DAC #2 ∆Σ DAC #3 ∆Σ DAC #4 ∆Σ DAC #5 ∆Σ DAC #6 DIGITAL VOLUME DIGITAL VOLUME DIGITAL VOLUME DIGITAL VOLUME DIGITAL VOLUME DIGITAL VOLUME DGND AGND JUL ‘99 DS307PP1 |
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