ES9842PRO datasheet(4/167 Pages) ESS

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CONFIDENTIAL ADVANCE INFORMATION

ES9842 PRO Product Datasheet

VERSION 0.5

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

S/PDIF Pin Connections .................................................................................................................................................... 44

RAW Pin Connections........................................................................................................................................................ 45

Digital Audio Input Port.......................................................................................................................................................... 45

PCM Pin Connections........................................................................................................................................................ 45

Absolute Maximum Ratings ................................................................................................................................................... 46

IO Electrical Characteristics................................................................................................................................................... 47

Switching Characteristics....................................................................................................................................................... 48

Audio Interface Timing Requirements.................................................................................................................................... 49

MCLK edge to BCK edge................................................................................................................................................... 50

Recommended Operating Conditions.................................................................................................................................... 52

Recommended Power up/down Sequences ...................................................................................................................... 53

Power Consumption........................................................................................................................................................... 54

Performance ...................................................................................................................................................................... 55

Register Overview ................................................................................................................................................................. 56

I2C Slave Interface (Device Address 0x40, 0x42, 0x44, 0x46) ........................................................................................... 57

Read/Write Register Addresses ..................................................................................................................................... 57

Read-only Register Addresses....................................................................................................................................... 57

I2C Synchronous Slave Interface (Device Address 0x48, 0x4A, 0x4C, 0x4E).................................................................... 57

Write-only Register Addresses ....................................................................................................................................... 57

Multi-Byte Registers........................................................................................................................................................... 57

I2C Slave/Synchronous Slave Interface Timing.................................................................................................................. 58

SPI Slave Interface ............................................................................................................................................................ 59

Register Map ......................................................................................................................................................................... 60

Register Listing...................................................................................................................................................................... 64

System Registers............................................................................................................................................................... 64

ASP Registers.................................................................................................................................................................... 88

Delay Line Registers.......................................................................................................................................................... 95

GPIO Registers................................................................................................................................................................ 105

ADC CH1 Registers ......................................................................................................................................................... 119

ADC CH2 Registers ......................................................................................................................................................... 125

ADC CH3 Registers ......................................................................................................................................................... 131

ADC CH4 Registers ......................................................................................................................................................... 137

Synchronous Slave Interface Registers ........................................................................................................................... 143

Readback Registers......................................................................................................................................................... 144

ES9842 PRO Reference Schematic .................................................................................................................................... 150

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