FUSB307BVMPX datasheet(27/57 Pages) ONSEMI

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FUSB307B

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Table 17. FAST MODE PLUS I2C SPECIFICATIONS

Symbol

Parameter

Fast Mode Plus

Min.

Max.

Unit

fSCL

I2C_SCL Clock Frequency

1000

kHz

tHD;STA

Hold Time (Repeated) START Condition

0.26

μs

tLOW

Low Period of I2C_SCL Clock

0.5

μs

tHIGH

High Period of I2C_SCL Clock

0.26

μs

tSU;STA

Set−up Time for Repeated START Condition

0.26

μs

tHD;DAT

Data Hold Time

μs

tSU;DAT

Data Set−up Time

Rise Time of I2C_SDA and I2C_SCL Signals

× (VDD/5.5 V)

120

Fall Time of I2C_SDA and I2C_SCL Signals (Note 16)

× (VDD/5.5 V)

120

tSU;STO

Set−up Time for STOP Condition

0.26

μs

tBUF

Bus−Free Time between STOP and START Conditions

0.5

μs

tSP

Pulse Width of Spikes that Must Be Suppressed by the Input

Filter

16. Guaranteed by characterization. Not production tested.

17. Automotive part only, FUSB307BVMPX.

Figure 19. Definition of Timing for Full−Speed Mode Devices on the I2C Bus

SDA

SCL

SDA

SCL

70%

30%

70%

30%

70%

30%

70%

30%

70%

30%

70%

30%

70%

30%

002aac938

1 / fSCL

tSU;DAT

tVD;DAT

tHD;DAT

tHD;STA

tLOW

tHIGH

tHD;STA

tSU;STA

tSP

tVD;ACK

tHD;STO

tBUF

1st clock cycle

9th clock

VIL = 0.3VDD

VIH = 0.7VDD

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