ADAV400 Analog Devices, ADAV400 Datasheet - Page 2

• Manufacturer Part Number: ADAV400
• Description: Audio Codec
• Manufacturer: Analog Devices

ADAV400
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
Functional Block Diagram .............................................................. 1
Revision History ............................................................................... 2
General Description ......................................................................... 3
Specifications..................................................................................... 4
Absolute Maximum Ratings............................................................ 8
Pin Configuration and Function Descriptions............................. 9
Typical Performance Characteristics ........................................... 11
Theory of Operation ...................................................................... 13
Control Port..................................................................................... 15
Signal Processing ............................................................................ 18
REVISION HISTORY
1/06—Revision 0: Initial Version
Digital Timing............................................................................... 6
ESD Caution.................................................................................. 8
Analog Inputs.............................................................................. 13
Sample Rate Converter Block ................................................... 13
PLL Block..................................................................................... 13
Analog Outputs........................................................................... 13
Headphone Amplifier ................................................................ 14
Voltage Regulator ....................................................................... 14
I
Numeric Formats........................................................................ 18
Programming .............................................................................. 18
2
C Port ........................................................................................ 15
Rev. 0 | Page 2 of 36
RAMs and Registers....................................................................... 19
Serial Data Input/Output Ports .................................................... 26
Control Registers ............................................................................ 28
Outline Dimensions ....................................................................... 35
Control Port Addressing ........................................................... 19
Parameter RAM Contents......................................................... 19
Recommended Program/Parameter Loading Procedures.... 20
Target/Slew RAM ....................................................................... 20
Safeload Registers ....................................................................... 23
Data Capture Registers .............................................................. 23
Control Port Read/Write Data Formats .................................. 24
Audio Core Control Register .................................................... 31
RAM Modulo Control Register................................................ 32
Serial Output Control Registers ............................................... 32
Serial Input Control Register .................................................... 32
SRC Serial Port Control Register ............................................. 33
ADC Input Mux Register .......................................................... 33
Power Control Register ............................................................. 33
User Control Register 2 ............................................................. 33
User Control Register 1 ............................................................. 33
DAC Amplifier Register ............................................................ 33
Typical Application Diagram.................................................... 34
Ordering Guide .......................................................................... 35