WM8501 Wolfson Microelectronics plc, WM8501 Datasheet - Page 2

• Manufacturer Part Number: WM8501
• Description: 24-bit 192khz Stereo Dac With 1.7vrms Line Driver
• Manufacturer: Wolfson Microelectronics plc

WM8501
DESCRIPTION ............................................................................................................1
FEATURES..................................................................................................................1
APPLICATIONS ..........................................................................................................1
BLOCK DIAGRAM ......................................................................................................1
TABLE OF CONTENTS ..............................................................................................2
PIN CONFIGURATION................................................................................................3
ORDERING INFORMATION .......................................................................................3
PIN DESCRIPTION .....................................................................................................4
ABSOLUTE MAXIMUM RATINGS..............................................................................5
RECOMMENDED OPERATING CONDITIONS ..........................................................5
ELECTRICAL CHARACTERISTICS ...........................................................................6
DEVICE DESCRIPTION..............................................................................................9
DIGITAL FILTER CHARACTERISTICS ....................................................................14
DIGITAL DE-EMPHASIS CHARACTERISTICS ........................................................15
APPLICATIONS INFORMATION ..............................................................................16
RECOMMENDED EXTERNAL COMPONENTS .......................................................16
PACKAGE DRAWING...............................................................................................19
IMPORTANT NOTICE ...............................................................................................20
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MASTER CLOCK TIMING .................................................................................................. 7
DIGITAL AUDIO INTERFACE ............................................................................................ 7
GENERAL INTRODUCTION .............................................................................................. 9
DAC CIRCUIT DESCRIPTION ........................................................................................... 9
CLOCKING SCHEMES .....................................................................................................10
DIGITAL AUDIO INTERFACE ...........................................................................................10
AUDIO DATA SAMPLING RATES.....................................................................................12
HARDWARE CONTROL MODES .....................................................................................12
DAC FILTER RESPONSES...............................................................................................14
POWER UP/DOWN SEQUENCE......................................................................................17
RECOMMENDED ANALOGUE LOW PASS FILTER ........................................................17
PCB LAYOUT RECOMMENDATIONS ..............................................................................18
ADDRESS: ........................................................................................................................20
TABLE OF CONTENTS
PD, Rev 4.2, July 2009
Production Data
2