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WM8944BECS/R 数据表(PDF) 4 Page - Cirrus Logic

部件名 WM8944BECS/R
功能描述  Mono Low-Power CODEC with Video Buffer
PDF  165 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  CIRRUS [Cirrus Logic]
网页  http://www.cirrus.com
标志 CIRRUS - Cirrus Logic

WM8944BECS/R 数据表(HTML) 4 Page - Cirrus Logic

  WM8944BECS/R Datasheet HTML 1Page - Cirrus Logic WM8944BECS/R Datasheet HTML 2Page - Cirrus Logic WM8944BECS/R Datasheet HTML 3Page - Cirrus Logic WM8944BECS/R Datasheet HTML 4Page - Cirrus Logic WM8944BECS/R Datasheet HTML 5Page - Cirrus Logic WM8944BECS/R Datasheet HTML 6Page - Cirrus Logic WM8944BECS/R Datasheet HTML 7Page - Cirrus Logic WM8944BECS/R Datasheet HTML 8Page - Cirrus Logic WM8944BECS/R Datasheet HTML 9Page - Cirrus Logic Next Button
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WM8944B
4
Rev 4.3
POWER MANAGEMENT ......................................................................................................... 95
THERMAL SHUTDOWN .......................................................................................................... 97
POWER ON RESET................................................................................................................. 97
SOFTWARE RESET AND DEVICE ID..................................................................................... 99
RECOMMENDED POWER-UP / POWER-DOWN SEQUENCES .............................. 100
REGISTER MAP ......................................................................................................... 102
REGISTER BITS BY ADDRESS ............................................................................................ 107
DIGITAL FILTER CHARACTERISTICS ..................................................................... 152
ADC FILTER RESPONSE...................................................................................................... 153
ADC HIGHPASS FILTER RESPONSE .................................................................................. 154
DAC FILTER RESPONSE...................................................................................................... 155
VIDEO BUFFER LOW-PASS FILTER RESPONSE............................................................... 157
APPLICATIONS INFORMATION ............................................................................... 158
RECOMMENDED EXTERNAL COMPONENTS .................................................................... 158
AUDIO INPUT PATHS.................................................................................................................................................................158
LINE OUTPUT PATHS ................................................................................................................................................................158
BTL SPEAKER OUTPUT CONNECTION ...................................................................................................................................159
POWER SUPPLY DECOUPLING ...............................................................................................................................................159
MICROPHONE BIAS CIRCUIT ...................................................................................................................................................160
VIDEO BUFFER COMPONENTS................................................................................................................................................161
RECOMMENDED EXTERNAL COMPONENTS DIAGRAM .......................................................................................................162
PCB LAYOUT CONSIDERATIONS ....................................................................................... 162
PACKAGE DIMENSIONS........................................................................................... 163
IMPORTANT NOTICE ................................................................................................ 164
REVISION HISTORY .................................................................................................. 165



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