參數(shù)資料
型號： ADAU1701JSTZ-RL
廠商： ANALOG DEVICES INC
元件分類： 消費家電
英文描述： SigmaDSP 28/56-Bit Audio Processor with 2ADC/4DAC
中文描述： SPECIALTY CONSUMER CIRCUIT, PQFP48
封裝： ROHS COMPLIANT, PLASTIC, MS-026BBC, LQFP-48
文件頁數(shù)： 2/43頁
文件大小： 625K
代理商： ADAU1701JSTZ-RL
ADAU1701
Preliminary Technical Data
TABLE OF CONTENTS
Features..............................................................................................1
Rev. PrF | Page 2 of 43
Applications.......................................................................................1
Functional Block Diagram..............................................................1
General Description.........................................................................1
Specifications.....................................................................................4
Analog Performance....................................................................4
Digital I/O .....................................................................................5
Power..............................................................................................5
Temperature Range......................................................................5
Digital Timing...............................................................................5
PLL .................................................................................................6
Regulator........................................................................................6
Absolute Maximum Ratings............................................................7
ESD Caution..................................................................................7
Typical Performance Characteristics.............................................8
Pin Configuration and Functions.................................................10
Overview..........................................................................................13
Initialization....................................................................................14
Power-Up Sequence...................................................................14
Recommended Program/Parameter Loading Procedure .....14
Power Reduction Modes............................................................14
Using the Oscillator....................................................................14
Setting Master Clock/PLL Mode..............................................15
Voltage Regulator .......................................................................15
Two-Channel Audio ADC.............................................................17
Four-Channel Audio DAC............................................................18
Control Port.....................................................................................19
Overview......................................................................................19
I
2
C Port ........................................................................................19
SPI Port........................................................................................20
Self boot.......................................................................................23
REVISION HISTORY
Signal Processing............................................................................ 25
Overview ..................................................................................... 25
Numeric Formats ....................................................................... 25
Programming.............................................................................. 25
RAMs and Registers....................................................................... 26
Control Port Addressing ........................................................... 26
Parameter RAM.......................................................................... 26
Safeload Registers....................................................................... 27
Data Capture Registers.............................................................. 27
DSP Core Control Register....................................................... 28
Interface Registers...................................................................... 28
Control Port Read/Write Data Formats.................................. 28
Data RAM ................................................................................... 30
Multipurpose Pins.......................................................................... 31
MultiPurpose pin Configuration Registers ............................ 31
GPIO pin Setting Register......................................................... 31
Auxiliary ADC............................................................................ 31
General Purpose Input/Outputs .............................................. 32
Serial Data Input/Output Ports................................................ 32
Serial Output Control Registers............................................... 34
Serial Input Control Register.................................................... 35
Layout Recommendations............................................................. 37
Parts Placement.......................................................................... 37
Grounding................................................................................... 37
Typical Application Schematic – Self Boot Mode...................... 38
Typical Application Schematic – I
2
C Control............................. 39
Typical Application Schematic – SPI Control............................ 40
Digital Timing Diagrams............................................................... 41
Outline Dimensions....................................................................... 43
Ordering Guide .......................................................................... 43
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