參數(shù)資料
型號: PCM4222PFBRG4
英文描述: High-Performance, Two-Channel, 24-Bit, 216kHz Sampling Multi-Bit Delta-Sigma Analog-to-Digital Converter
中文描述: 高性能,雙通道,24位,216kHz的采樣多位Δ-Σ模擬到數(shù)字轉(zhuǎn)換器
文件頁數(shù): 1/40頁
文件大?。?/td> 609K
代理商: PCM4222PFBRG4
PCM4222
FEATURES
Supports Linear PCM, 1-Bit Direct Stream
Digital (DSD), and Multi-Bit Modulator Output
Data
Supports PCM Output Sampling Rates
from 8kHz to 216kHz
Choose from 64x or 128x Oversampled
Output Rates for DSD
Differential Voltage Inputs
On-Chip Voltage Reference Improves Power
Supply Noise Rejection
Dynamic Performance: Multi-Bit Modulator
Output with 6.144MHz Modulator Clock
6-Bit Modulator Data
Dynamic Range (–60dB input, A-weighted):
124dB typical
Dynamic Range (–60dB input, 20kHz
Bandwidth): 122dB typical
Total Harmonic Distortion + Noise
(–1dB input, 20kHz bandwidth): –108dB
typical
Dynamic Performance: PCM Output with
24-Bit Word Length
Dynamic Range (–60dB input, A-weighted):
123dB typical
Dynamic Range (–60dB input, 20kHz
bandwidth): 121dB typical
Total Harmonic Distortion + Noise
(–1dB input, 20kHz bandwidth): –108dB
typical
Dynamic Performance: DSD Output with
5.6448MHz bit rate
Dynamic Range (–60dB input, 20kHz
bandwidth): 121dB typical
Total Harmonic Distortion + Noise
(–1dB input, 20kHz bandwidth): –108dB
typical
APPLICATIONS
Digital Audio Recorders and
Mixing Desks
Digital Live Sound Consoles
Digital Audio Effects Processors
Surround Sound Encoders
Broadcast Studio Equipment
Audio Test and Measurement
Sonar Systems
High-Performance Data Acquisition
PCM4222
SBAS399A–OCTOBER 2006–REVISED MARCH 2007
High-Performance, Two-Channel, 24-Bit, 216kHz Sampling
Multi-Bit Delta-Sigma Analog-to-Digital Converter
Low Power Dissipation:
305mW typical for 48kHz sampling rate
330mW typical for 96kHz sampling rate
340mW typical for 192kHz sampling rate
Linear Phase Digital Decimation Filtering
Select from Classic or Low Group Delay
Filter Responses
Digital High-Pass Filtering Removes DC Offset
Left and Right Channel Filters May Be
Disabled Independently
PCM Audio Serial Port Interface
Master or Slave Mode Operation
Supports Left-Justified, I
2
S, and TDM
Data Formats
PCM Output Word Length Reduction
Overflow Indicators for the Left and Right
Channels
Analog Power Supply:
+4.0V nominal
Digital Power Supply:
+3.3V nominal
Power-Down Mode: 4mW typical
Package: TQFP-48, RoHS compliant
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas
Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
Windows is a registered trademark of Microsoft.
I2S is a trademark of NXP Semiconductors.
All other trademarks are the property of their respective owners.
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.
Copyright 2006–2007, Texas Instruments Incorporated
相關(guān)PDF資料
PDF描述
PCM4222 High-Performance, Two-Channel, 24-Bit, 216kHz Sampling Multi-Bit Delta-Sigma Analog-to-Digital Converter
PCM4222PFB High-Performance, Two-Channel, 24-Bit, 216kHz Sampling Multi-Bit Delta-Sigma Analog-to-Digital Converter
PCM4222PFBR High-Performance, Two-Channel, 24-Bit, 216kHz Sampling Multi-Bit Delta-Sigma Analog-to-Digital Converter
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