ADAU1961WBCPZ Analog Devices Inc, ADAU1961WBCPZ Datasheet - Page 2

• Manufacturer Part Number: ADAU1961WBCPZ
• Description: IC STEREO AUD CODEC LP 32LFCSP
• Manufacturer: Analog Devices Inc
• Type: Audio Codecr

Specifications of ADAU1961WBCPZ

• Data Interface: Serial
• Resolution (bits): 24 b
• Number Of Adcs / Dacs: 2 / 2
• Sigma Delta: No
• S/n Ratio, Adcs / Dacs (db) Typ: 99 / 101
• Dynamic Range, Adcs / Dacs (db) Typ: 99 / 101
• Voltage - Supply, Analog: 2.97 V ~ 3.63 V
• Operating Temperature: -40°C ~ 105°C
• Mounting Type: Surface Mount
• Package / Case: 32-VFQFN, CSP Exposed Pad
• Audio Codec Type: Stereo
• No. Of Adcs: 2
• No. Of Dacs: 2
• No. Of Input Channels: 2
• No. Of Output Channels: 2
• Adc / Dac Resolution: 24bit
• Adcs / Dacs Signal To Noise Ratio: 101dB
• Sampling Rate: 96kSPS
• No. Of: RoHS Compliant
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ADAU1961
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
General Description ......................................................................... 1
Functional Block Diagram .............................................................. 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
Absolute Maximum Ratings .......................................................... 12
Pin Configuration and Function Descriptions ........................... 13
Typical Performance Characteristics ........................................... 15
System Block Diagrams ................................................................. 18
Theory of Operation ...................................................................... 21
Startup, Initialization, and Power ................................................. 22
Clocking and Sampling Rates ....................................................... 24
REVISION HISTORY
10/10—Revision 0: Initial Version
Analog Performance Specifications, T
Analog Performance Specifications, −40°C < T
Power Supply Specifications........................................................ 7
Digital Filters ................................................................................. 8
Digital Input/Output Specifications........................................... 8
Digital Timing Specifications ..................................................... 9
Digital Timing Diagrams........................................................... 10
Thermal Resistance .................................................................... 12
ESD Caution ................................................................................ 12
Power-Up Sequence ................................................................... 22
Power Reduction Modes ............................................................ 22
Digital Power Supply .................................................................. 22
Input/Output Power Supply ...................................................... 22
Clock Generation and Management ........................................ 22
Core Clock ................................................................................... 24
A
= 25°C ....................... 3
A
< +105°C ... 5
Rev. 0 | Page 2 of 76
Record Signal Path ......................................................................... 27
Automatic Level Control (ALC) ................................................... 30
Playback Signal Path ...................................................................... 33
Control Ports ................................................................................... 36
Serial Data Input/Output Ports .................................................... 40
Applications Information .............................................................. 42
Control Registers ............................................................................ 43
Outline Dimensions ....................................................................... 75
Sampling Rates ............................................................................ 24
PLL ............................................................................................... 25
Input Signal Paths ....................................................................... 27
Analog-to-Digital Converters ................................................... 29
ALC Parameters .......................................................................... 30
Noise Gate Function .................................................................. 31
Output Signal Paths ................................................................... 33
Headphone Output .................................................................... 34
Pop-and-Click Suppression ...................................................... 35
Line Outputs ............................................................................... 35
Burst Mode Writing and Reading ............................................ 36
I
SPI Port ........................................................................................ 39
Power Supply Bypass Capacitors .............................................. 42
GSM Noise Filter ........................................................................ 42
Grounding ................................................................................... 42
Exposed Pad PCB Design ......................................................... 42
Control Register Details ............................................................ 44
Ordering Guide .......................................................................... 75
Automotive Products ................................................................. 75
2
C Port ........................................................................................ 36