WM9713LGEFL/RV Wolfson Microelectronics, WM9713LGEFL/RV Datasheet - Page 2

• Manufacturer Part Number: WM9713LGEFL/RV
• Description: Audio CODECs Stereo AC'97 CODEC T/P Interface
• Manufacturer: Wolfson Microelectronics

Specifications of WM9713LGEFL/RV

• Number Of Adc Inputs: 1
• Number Of Dac Outputs: 1
• Conversion Rate: 8 KSPs
• Interface Type: AC97
• Resolution: 12 bit
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: QFN-48
• Minimum Operating Temperature: - 25 C
• Number Of Channels: 1 ADC, 1 DAC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

WM9713L
DESCRIPTION .......................................................................................................1
FEATURES.............................................................................................................1
APPLICATIONS .....................................................................................................1
BLOCK DIAGRAM .................................................................................................1
TABLE OF CONTENTS .........................................................................................2
PIN CONFIGURATION...........................................................................................4
ORDERING INFORMATION ..................................................................................4
PIN DESCRIPTION ................................................................................................5
ABSOLUTE MAXIMUM RATINGS.........................................................................6
RECOMMENDED OPERATING CONDITIONS .....................................................7
ELECTRICAL CHARACTERISTICS ......................................................................8
POWER CONSUMPTION ....................................................................................11
SIGNAL TIMING REQUIREMENTS .....................................................................12
DEVICE DESCRIPTION.......................................................................................18
AUDIO ADCS .......................................................................................................32
AUDIO DACS .......................................................................................................39
VARIABLE RATE AUDIO / SAMPLE RATE CONVERSION ...............................44
AUDIO INPUTS ....................................................................................................45
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AUDIO OUTPUTS.......................................................................................................... 8
AUDIO INPUTS.............................................................................................................. 9
AUXILIARY MONO DAC (AUXDAC).............................................................................. 9
PCM VOICE DAC (VXDAC) ........................................................................................... 9
TOUCHPANEL AND AUXILIARY ADC ........................................................................ 10
COMPARATORS ......................................................................................................... 10
REFERENCE VOLTAGES ........................................................................................... 10
DIGITAL INTERFACE CHARACTERISTICS................................................................ 11
AC97 INTERFACE TIMING.......................................................................................... 12
PCM AUDIO INTERFACE TIMING – SLAVE MODE.................................................... 16
PCM AUDIO INTERFACE TIMING – MASTER MODE ................................................ 17
INTRODUCTION.......................................................................................................... 18
AUDIO PATHS OVERVIEW......................................................................................... 19
CLOCK GENERATION ................................................................................................ 20
CLOCK DIVISION MODES .......................................................................................... 20
PLL MODE ................................................................................................................... 23
DIGITAL INTERFACES................................................................................................ 26
AC97 INTERFACE ....................................................................................................... 26
PCM INTERFACE ........................................................................................................ 27
STEREO ADC.............................................................................................................. 32
RECORD SELECTOR ................................................................................................. 33
RECORD GAIN............................................................................................................ 34
AUTOMATIC LEVEL CONTROL.................................................................................. 36
STEREO DAC.............................................................................................................. 39
VOICE DAC ................................................................................................................. 42
AUXILIARY DAC.......................................................................................................... 42
LINE INPUT ................................................................................................................. 45
MICROPHONE INPUT................................................................................................. 46
MONOIN INPUT........................................................................................................... 51
PCBEEP INPUT ........................................................................................................... 52
TABLE OF CONTENTS
PP Rev 3.2 September 2008
Pre-Production
2