STDVE001A datasheet(30/49 Pages) STMICROELECTRONICS

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STDVE001A

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4.6

Dynamic switching characteristics (I2C repeater)

TA = -40 to +85 °C, VCC = 3.3 V ± 5%.

Typical values are at TA = +25 °C and VCC = 3.3 V.

Table 27.

I2C repeater(1)

Symbol

Parameter

Test condition

Value

Unit

Min

Typ

Max

fSCL

I2C clock frequency

Standard mode

100

kHz

Fast mode

400

kHz

tLOW

Low duration on SCL pin

100 KHz

See Figure 20

Voltage on line = 5V

Cmax=400 pF, Rmax = 2 K

Depends on input signal rise time.

Includes the 20 % time intervals

on both transitions.

4.7

μs

400 KHz

See Figure 20

Voltage on line = 5V

Cmax = 400 pF, Rmax = 2 K

Depends on input signal rise time.

Includes the 20 % time intervals

on both transitions.

1.3

μs

tLOW

Low duration on SCL pin

100 KHz

See Figure 20

Voltage on line = 3.3 V

Cmax = 400 pF, Rmax = 2 K

Depends on input signal rise time.

Includes the 20 % time intervals

on both transitions.

4.7

μs

400 KHz

See Figure 20

Voltage on line = 3.3 V,

Cmax = 400 pF, Rmax = 2 K

Depends on input signal rise time.

Includes the 20 % time intervals

on both transitions.

1.3

μs

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