WM8740SEDS/V Wolfson Microelectronics, WM8740SEDS/V Datasheet - Page 2

• Manufacturer Part Number: WM8740SEDS/V
• Description: Audio D/A Converter ICs Stereo DAC High End
• Manufacturer: Wolfson Microelectronics

Specifications of WM8740SEDS/V

• Resolution: 24 bit
• Operating Supply Voltage: 5 V
• Operating Temperature Range: - 40 C to + 85 C
• Mounting Style: SMD/SMT
• Number Of Dac Outputs: 4
• Number Of Dacs: 2
• Snr: 116 dB
• Supply Current: 19 mA
• Thd Plus Noise: - 104 dB
• Package / Case: SSOP-28
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

WM8740
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 ..................................................... 6
ELECTRICAL CHARACTERISTICS ...................................................................... 6
INTERNAL POWER ON RESET CIRCUIT ............................................................ 9
DEVICE DESCRIPTION ....................................................................................... 12
APPLICATIONS INFORMATION ......................................................................... 24
PACKAGE DIMENSIONS .................................................................................... 26
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SYSTEM CLOCK ........................................................................................................ 12
AUDIO DATA INTERFACE ......................................................................................... 12
NORMAL SAMPLE RATE ........................................................................................... 13
8 X FS INPUT SAMPLE RATE .................................................................................... 14
MODES OF OPERATION ........................................................................................... 14
HARDWARE CONTROL MODES ............................................................................... 14
SOFTWARE CONTROL INTERFACE ......................................................................... 15
REGISTER MAP ......................................................................................................... 16
MUTE MODES ............................................................................................................ 20
FILTER RESPONSES ................................................................................................. 21
RECOMMENDED EXTERNAL COMPONENTS .......................................................... 24
RECOMMENDED EXTERNAL COMPONENTS VALUES ........................................... 24
SUGGESTED DIFFERENTIAL OUTPUT FILTER CIRCUIT ........................................ 25
RECOMMENDED DUAL DIFFERENTIAL HARDWARE SETUP ................................. 25
ADDRESS: .................................................................................................................. 27
TABLE OF CONTENTS
PD, Rev 4.4, April 2010
Production Data
2