參數(shù)資料
型號(hào)： ADAV400
廠商： Analog Devices, Inc.
元件分類： Codec
英文描述： Audio Codec with Embedded SigmaDSP Processor
中文描述： 音頻編解碼器與嵌入式的SigmaDSP處理器
文件頁數(shù)： 2/36頁
文件大小： 446K
代理商： ADAV400
ADAV400
TABLE OF CONTENTS
Features..............................................................................................1
Rev. 0 | Page 2 of 36
Applications.......................................................................................1
Functional Block Diagram..............................................................1
Revision History...............................................................................2
General Description.........................................................................3
Specifications.....................................................................................4
Digital Timing...............................................................................6
Absolute Maximum Ratings............................................................8
ESD Caution..................................................................................8
Pin Configuration and Function Descriptions.............................9
Typical Performance Characteristics...........................................11
Theory of Operation......................................................................13
Analog Inputs..............................................................................13
Sample Rate Converter Block...................................................13
PLL Block.....................................................................................13
Analog Outputs...........................................................................13
Headphone Amplifier................................................................14
Voltage Regulator .......................................................................14
Control Port.....................................................................................15
I
2
C Port ........................................................................................15
Signal Processing............................................................................18
Numeric Formats........................................................................18
Programming..............................................................................18
RAMs and Registers....................................................................... 19
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
Serial Data Input/Output Ports.................................................... 26
Control Registers............................................................................ 28
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
Outline Dimensions....................................................................... 35
Ordering Guide .......................................................................... 35
REVISION HISTORY
1/06—Revision 0: Initial Version
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