Datasheet > CS8421_06

CS8421_06

更新时间： 2022-04-23 23:00:11

品牌	Logo	应用领域
凌云 - CIRRUS		转换器
页数	文件大小	规格书
38页	632K
描述
32-bit, 192 kHz Asynchronous Sample Rate Converter

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数据手册

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CS8421_06 数据手册

CS8421

32-bit, 192 kHz Asynchronous Sample Rate Converter

Features

! 175 dB Dynamic Range

! Bypass Mode

! –140 dB THD+N

! Time Division Multiplexing (TDM) Mode

! Attenuates Clock Jitter

! No Programming Required

! No External Master Clock Required

! Supports Sample Rates up to 211 kHz

! Multiple Part Outputs are Phase-Matched

! Linear Phase FIR Filter

! Input/Output Sample Rate Ratios from 7.5:1 to

! Automatic Soft Mute/Unmute

! +2.5 V Digital Supply (VD)

! +3.3 V or 5.0 V Digital Interface (VL)

1:8

! Master Clock Support for 128 x Fs, 256 x Fs,

384 x Fs, and 512 x Fs (Master Mode)

! Space-Saving 20-Pin TSSOP and QFN

! 16, 20, 24, or 32-bit Data I/O

Packages

! 32-bit Internal Signal Processing

The CS8421 supports sample rates up to 211 kHz and

is available in 20-pin TSSOP and QFN packages in both

Commercial (-10° to +70°C) and Automotive (-40° to

+85°C) grades. The CDB8421 Customer Demonstra-

tion board is also available for device evaluation and

implementation suggestions. Please see “Ordering In-

formation” on page 36 for complete details.

! Dither Automatically Applied and Scaled to

Output Resolution

! Flexible 3-Wire Serial Digital Audio Input and

Output Ports

! Master and Slave Modes for Both Input and

Output

RST

BYPASS

Level Translators

TDM_IN

SDOUT

OSCLK

OLRCK

SDIN

Time

Varying

Digital

Filters

Serial

Audio

Input

Serial

Audio

Output

Data

ISCLK

ILRCK

Data

Sync Info

Digital

PLL

SRC_UNLOCK

MCLK_OUT

MS_SEL

SAIF

Clock

Generator

Serial

Port

Mode

Decoder

SAOF

3.3 V or 5.0 V (VL)

2.5 V (VD)

GND

XTI

XTO

JULY '06

DS641F1

http://www.cirrus.com

12 3 4 5 6 7...38

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