ES9039SPRO datasheet(35/95 Pages) ESS

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ES9039MPRO & ES9039PRO Datasheet

CONFIDENTIAL ADVANCE INFORMATION 0.2.1

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

I2C Slave/Synchronous Slave Interface Timing

Figure 7 – I2C Slave Control Interface Timing

Parameter

Symbol

CLK

Constraint

Standard-Mode

Fast-Mode

Unit

MIN

MAX

MIN

MAX

lock Frequency

fSCL

k z

condition hold time

tHD;STA

s

period of

tLOW

s

period of

)

tHIGH

s

condition setup time (repeat)

tSU;STA

s

hold time from

falling

ll except

read

read only

tHD;DAT

s

setup time from

rising

tSU;DAT

ise time of

and

Fall time of

and

condition setup time

tSU;STO

s

us free time between transmissions

tBUF

s

apacitive load for each bus line

Table 9 – I2C slave/synchronous slave interface timing definitions

SDA

SCL

Single Byte R/W

ACK

R/W

AC K/

NA CK

Figure 8 – I2C single byte R/W

Start

Stop

ES9039SPRO 数据表(PDF) 35 Page - ESS Technology,Inc

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