WM8591 PDF даташит
Спецификация WM8591 изготовлена «Wolfson Microelectronics» и имеет функцию, называемую «Stereo CODEC». |
|
Детали детали
Номер произв | WM8591 |
Описание | Stereo CODEC |
Производители | Wolfson Microelectronics |
логотип |
30 Pages
No Preview Available ! |
w
24-bit, 192kHz Stereo CODEC
WM8591
DESCRIPTION
FEATURES
The WM8591 is a high performance, stereo audio CODEC with
single-ended inputs and differential outputs. It is ideal for
surround sound processing applications for home hi-fi, DVD-
RW and other audio visual equipment.
•
•
Audio Performance
− 110dB SNR (‘A’ weighted @ 48kHz) DAC
− 102dB SNR (‘A’ weighted @ 48kHz) ADC
DAC Sampling Frequency: 32kHz – 192kHz
The stereo 24-bit multi-bit sigma delta ADC has programmable
gain with limiting control. Digital audio output word lengths from
16-32 bits and sampling rates from 32kHz to 96kHz are
supported.
A stereo multi-bit sigma delta DAC is used with digital audio
input word lengths from 16-32 bits and sampling rates from
32kHz to 192kHz.
The WM8591 supports fully independent sample rates for the
ADC and DAC. The audio data interface supports I2S, left
justified, right justified and DSP formats.
•
•
•
•
•
•
•
•
The device is controlled in software via a 2-wire serial interface
which provides access to all features including volume controls,
mutes, and de-emphasis facilities. The device is available in a
28-lead SSOP package.
•
•
ADC Sampling Frequency: 32kHz – 96kHz
Stereo ADC input analogue gain adjust from +24dB to –21dB in
0.5dB steps
ADC digital gain from -21.5dB to -103dB in 0.5dB steps
Programmable Limiter on ADC input.
Stereo DAC with differential analogue line outputs.
2-wire Serial Control Interface
Master or Slave Clocking Mode
Programmable Audio Data Interface Modes
− I2S, Left, Right Justified or DSP
− 16/20/24/32 bit Word Lengths
4.5V to 5.5V Analogue, 2.7V to 3.6V Digital supply Operation
28-lead SSOP Package
APPLICATIONS
www.DataSheet4U.com
BLOCK DIAGRAM
• Surround Sound AV Processors and Hi-Fi systems
• DVD-RW
WOLFSON MICROELECTRONICS plc
To receive regular email updates, sign up at http://www.wolfsonmicro.com/enews/
Production Data, December 2005, Rev 4.0
Copyright 2005 Wolfson Microelectronics plc
No Preview Available ! |
WM8591
TABLE OF CONTENTS
Production Data
DESCRIPTION .......................................................................................................1
FEATURES.............................................................................................................1
APPLICATIONS .....................................................................................................1
BLOCK DIAGRAM .................................................................................................1
TABLE OF CONTENTS .........................................................................................2
PIN CONFIGURATION...........................................................................................3
ORDERING INFORMATION ..................................................................................3
ABSOLUTE MAXIMUM RATINGS.........................................................................5
ELECTRICAL CHARACTERISTICS ......................................................................6
TERMINOLOGY ............................................................................................................ 8
MASTER CLOCK TIMING......................................................................................9
DIGITAL AUDIO INTERFACE – MASTER MODE ......................................................... 9
DIGITAL AUDIO INTERFACE – SLAVE MODE .......................................................... 10
CONTROL INTERFACE TIMING – 2-WIRE SERIALCONTROL ................................. 12
DEVICE DESCRIPTION.......................................................................................13
INTRODUCTION ......................................................................................................... 13
AUDIO DATA SAMPLING RATES............................................................................... 13
ZERO DETECT ........................................................................................................... 15
POWERDOWN MODES ............................................................................................. 15
INTERNAL POWER ON RESET CIRCUIT.................................................................. 16
DIGITAL AUDIO INTERFACE ..................................................................................... 18
CONTROL INTERFACE OPERATION ........................................................................ 22
CONTROL INTERFACE REGISTERS ........................................................................ 23
ADC/DAC SYNCHRONIZATION ................................................................................. 32
LIMITER / AUTOMATIC LEVEL CONTROL (ALC) ...................................................... 33
REGISTER MAP ......................................................................................................... 37
DIGITAL FILTER CHARACTERISTICS ...............................................................44
DAC FILTER RESPONSES......................................................................................... 45
ADC FILTER RESPONSES......................................................................................... 46
ADC HIGH PASS FILTER ........................................................................................... 46
DIGITAL DE-EMPHASIS CHARACTERISTICS........................................................... 47
APPLICATIONS INFORMATION .........................................................................48
RECOMMENDED EXTERNAL COMPONENTS .......................................................... 48
USE OF ADC/DAC SYNCHRONIZER ......................................................................... 49
PACKAGE DIMENSIONS ....................................................................................50
IMPORTANT NOTICE ..........................................................................................51
ADDRESS: .................................................................................................................. 51
w
PD Rev 4.0 December 2005
2
No Preview Available ! |
Production Data
PIN CONFIGURATION
WM8591
ORDERING INFORMATION
DEVICE
WM8591GEDS/V
WM8591GEDS/RV
Note:
Reel quantity = 2,000
TEMPERATURE
RANGE
-25 to +85oC
-25 to +85oC
PACKAGE
28-lead SSOP
(Pb-free)
28-lead SSOP
(Pb-free, tape and reel)
MOISTURE
SENSITIVITY LEVEL
MSL2
MSL2
PEAK SOLDERING
TEMPERATURE
260°C
260°C
w
PD Rev 4.0 December 2005
3
Скачать PDF:
[ WM8591.PDF Даташит ]
Номер в каталоге | Описание | Производители |
WM8590 | 192kHz Stereo CODEC | Wolfson Microelectronics |
WM8591 | Stereo CODEC | Wolfson Microelectronics |
WM8593 | Multi-Channel CODEC | Wolfson Microelectronics |
WM8594 | Multi-Channel CODEC | Wolfson Microelectronics |
Номер в каталоге | Описание | Производители |
TL431 | 100 мА, регулируемый прецизионный шунтирующий регулятор |
Unisonic Technologies |
IRF840 | 8 А, 500 В, N-канальный МОП-транзистор |
Vishay |
LM317 | Линейный стабилизатор напряжения, 1,5 А |
STMicroelectronics |
DataSheet26.com | 2020 | Контакты | Поиск |