Datasheet

Low-Power, Stereo Audio Codec
with FlexSound Technology
TABLE OF CONTENTS
General Description ............................................................................ 1
Features
..................................................................................... 1
Simplified Block Diagram
........................................................................ 1
Functional Diagram
............................................................................ 5
Absolute Maximum Ratings
...................................................................... 6
Electrical Characteristics
........................................................................ 6
Digital Input/Output Characteristics
............................................................... 19
Input Clock Characteristics
..................................................................... 21
Audio Interface Timing Characteristics
............................................................ 22
Digital Microphone Timing Characterstics
.......................................................... 23
I
2
C Timing Characteristics ...................................................................... 24
Power Consumption
........................................................................... 25
Typical Operating Characteristics
................................................................ 28
Microphone to ADC
..........................................................................28
Line to ADC
................................................................................32
Line-In Pin Direct to ADC
.....................................................................33
Digital Loopback
............................................................................33
Analog Loopback
...........................................................................34
DAC to Receiver
............................................................................35
Line to Receiver
............................................................................37
DAC-to-Line Output
.........................................................................38
Line-to-Line Output
..........................................................................38
DAC to Speaker
.............................................................................39
Line to Speaker
.............................................................................44
DAC to Headphone
..........................................................................45
Line to Headphone
..........................................................................52
Speaker Bypass Switch
......................................................................54
Pin Configuration
............................................................................. 55
Pin Description
............................................................................... 57
Detailed Description
........................................................................... 60
I
2
C Slave Address...........................................................................61
Registers
..................................................................................61
Power Management
.........................................................................67
Microphone Inputs
..........................................................................69
Line Inputs
.................................................................................71
Maxim Integrated
2
MAX98089