TDA7786 datasheet(34/54 Pages) STMICROELECTRONICS

部件名	TDA7786

功能描述	ELITE automotive tuners for AM/FM car-radio

PDF	54 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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34 / 54 page

Electrical specifications

TDA7786, TDA7786M

34/54

DocID026122 Rev 5

3.4.9

I2C interface

The I2C protocol serial bus communication parameters of the following table are defined as

in Figure 18.

Figure 18. I2C bus timing diagram

Table 25. I2C interface

Symbol

Parameter

Test condition

Min

Typ

Max

Units

fSCL

SCL Clock frequency

500

kHz

tAA

SCL low to SDA data valid

0.3

µs

tbuf

Time the bus must be kept

free before a new

transmission

-1.3

µs

tHD-STA

START condition hold time

0.6

µs

tLOW

Clock low period

1.3

µs

tHIGH

Clock high period

0.6

µs

tSU-SDA

START condition setup time

0.1

µs

tHD-DAT

Data input hold time

0.9

µs

tSU-DAT

Data input setup time

0.1

µs

SDA & SCL rise time

0.3

µs

SDA & SCL full time

0.3

µs

tSU-STOP

Stop condition setup time

0.6

µs

tDH

Data out time

0.3

µs

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