ADAU1701JSTZ-RL 데이터 시트보기 (PDF) - Analog Devices

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ADAU1701JSTZ-RL

SigmaDSP® 28/56-Bit Audio Processor with 2ADC/4DAC

Analog Devices 

ADAU1701

Preliminary Technical Data

TABLE OF CONTENTS

Features .............................................................................................. 1

Signal Processing ............................................................................ 25

Applications....................................................................................... 1

Overview ..................................................................................... 25

Functional Block Diagram .............................................................. 1

Numeric Formats ....................................................................... 25

General Description ......................................................................... 1

Programming.............................................................................. 25

Specifications..................................................................................... 4

RAMs and Registers....................................................................... 26

Analog Performance .................................................................... 4

Control Port Addressing ........................................................... 26

Digital I/O ..................................................................................... 5

Parameter RAM.......................................................................... 26

Power.............................................................................................. 5

Safeload Registers ....................................................................... 27

Temperature Range ...................................................................... 5

Data Capture Registers .............................................................. 27

Digital Timing............................................................................... 5

DSP Core Control Register ....................................................... 28

PLL ................................................................................................. 6

Interface Registers ...................................................................... 28

Regulator........................................................................................ 6

Control Port Read/Write Data Formats .................................. 28

Absolute Maximum Ratings............................................................ 7

Data RAM ................................................................................... 30

ESD Caution.................................................................................. 7

Multipurpose Pins .......................................................................... 31

Typical Performance Characteristics ............................................. 8

MultiPurpose pin Configuration Registers ............................ 31

Pin Configuration and Functions................................................. 10

GPIO pin Setting Register......................................................... 31

Overview.......................................................................................... 13

Auxiliary ADC............................................................................ 31

Initialization .................................................................................... 14

General Purpose Input/Outputs .............................................. 32

Power-Up Sequence ................................................................... 14

Serial Data Input/Output Ports ................................................ 32

Recommended Program/Parameter Loading Procedure ..... 14

Serial Output Control Registers ............................................... 34

Power Reduction Modes............................................................ 14

Serial Input Control Register .................................................... 35

Using the Oscillator.................................................................... 14

Layout Recommendations............................................................. 37

Setting Master Clock/PLL Mode .............................................. 15

Parts Placement .......................................................................... 37

Voltage Regulator ....................................................................... 15

Grounding ................................................................................... 37

Two-Channel Audio ADC............................................................. 17

Four-Channel Audio DAC ............................................................ 18

Typical Application Schematic – Self Boot Mode...................... 38

Typical Application Schematic – I2C Control............................. 39

Control Port..................................................................................... 19

Typical Application Schematic – SPI Control ............................ 40

Overview...................................................................................... 19

I2C Port ........................................................................................ 19

Digital Timing Diagrams............................................................... 41

Outline Dimensions ....................................................................... 43

SPI Port ........................................................................................ 20

Ordering Guide .......................................................................... 43

Self boot ....................................................................................... 23

REVISION HISTORY

Rev. PrF | Page 2 of 43

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