WM7230
TABLE OF CONTENTS
Preliminary Technical Data
DESCRIPTION ....................................................................................................... 1
FEATURES ............................................................................................................ 1
APPLICATIONS..................................................................................................... 1
BLOCK DIAGRAM ................................................................................................ 1
TABLE OF CONTENTS ......................................................................................... 2
PIN CONFIGURATION .......................................................................................... 3
PIN DESCRIPTION ................................................................................................ 3
ORDERING INFORMATION .................................................................................. 3
ABSOLUTE MAXIMUM RATINGS ........................................................................ 4
IMPORTANT ASSEMBLY GUIDELINES .............................................................. 4
RECOMMENDED OPERATING CONDITIONS ..................................................... 4
ACOUSTIC AND ELECTRICAL CHARACTERISTICS ......................................... 5
TERMINOLOGY ............................................................................................................... 5
AUDIO INTERFACE TIMING ........................................................................................... 6
TYPICAL PERFORMANCE ................................................................................... 7
FREQUENCY RESPONSE .............................................................................................. 7
THD RATIO ...................................................................................................................... 7
APPLICATIONS INFORMATION .......................................................................... 8
RECOMMENDED EXTERNAL COMPONENTS .............................................................. 8
OPTIMISED SYSTEM RF DESIGN ................................................................................. 8
CONNECTION TO A WOLFSON AUDIO CODEC .......................................................... 8
RECOMMENDED PCB LAND PATTERNS ..................................................................... 9
PACKAGE DIMENSIONS (LGA) ......................................................................... 10
IMPORTANT NOTICE ......................................................................................... 11
ADDRESS: ..................................................................................................................... 11
REVISION HISTORY ........................................................................................... 12
w
PTD, Rev 2.4, October 2012
2
WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
