ES9820 datasheet(3/117 Pages) ESS

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CONFIDENTIAL ADVANCE INFORMATION 0.3

ESS TECHNOLOGY, INC. 109 Bonaventura Drive, San Jose, CA 95134, USA Tel (408) 643-8800 WWW.ESSTECH.COM

ES9820 Product Datasheet

Performance...............................................................................................................................................................................................................37

Register Overview ..........................................................................................................................................................................................................38

I2C Slave Interface (Device Address 0x40,0x42,0x44,0x46)......................................................................................................................................39

Read/Write Register Addresses.............................................................................................................................................................................39

Read-only Register Addresses ..............................................................................................................................................................................39

I2C Synchronous Slave Interface (Device Address 0x48,0x4A,0x4C,0x4E) ..............................................................................................................39

Write-only Register Addresses ..............................................................................................................................................................................39

Multi-Byte Registers ...................................................................................................................................................................................................39

I2C Slave/Synchronous Slave Interface Timing..........................................................................................................................................................40

SPI Slave Interface.....................................................................................................................................................................................................41

Register Map ..................................................................................................................................................................................................................41

Register Listing ...............................................................................................................................................................................................................46

System Registers .......................................................................................................................................................................................................46

ASP Registers ............................................................................................................................................................................................................61

Delay Line Registers ..................................................................................................................................................................................................66

GPIO Registers ..........................................................................................................................................................................................................71

ADC CH1 Registers ...................................................................................................................................................................................................84

ADC CH2 Registers ...................................................................................................................................................................................................88

Synchronous Slave Interface Registers .....................................................................................................................................................................92

System Readback Registers ......................................................................................................................................................................................93

GPIO READBACK REGISTERS................................................................................................................................................................................95

ADC CH1 READBACK Registers...............................................................................................................................................................................96

ADC CH2 Readback Registers ..................................................................................................................................................................................97

ES9820 Reference Schematic........................................................................................................................................................................................98

Internal Pad Circuitry ....................................................................................................................................................................................................100

40 QFN Package Dimensions ......................................................................................................................................................................................102

40 QFN Top View Marking ...........................................................................................................................................................................................103

Reflow Process Considerations....................................................................................................................................................................................104

Temperature Controlled ...........................................................................................................................................................................................104

Manual......................................................................................................................................................................................................................105

RPC-1 Classification reflow profile ...........................................................................................................................................................................106

RPC-2 Pb-Free Process – Classification Temperatures (Tc)...................................................................................................................................106

Ordering Information.....................................................................................................................................................................................................107

Addendum ....................................................................................................................................................................................................................108

I2S Master ................................................................................................................................................................................................................108

I2S Slave..................................................................................................................................................................................................................110

TDM Master..............................................................................................................................................................................................................112

TDM Slave................................................................................................................................................................................................................114

Revision History............................................................................................................................................................................................................116

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