MCP47CMB02 datasheet(19/124 Pages) MICROCHIP

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DS20006089B-page 19

MCP47CXBXX

TABLE 1-4:

I2C BUS START/STOP BITS AND LAT REQUIREMENTS

I2C AC Characteristics

Standard Operating Conditions (unless otherwise specified):

Operating Temperature: -40

C  TA  +125C (Extended).

The operating voltage range is described in DC Characteristics.

Param.

No.

Sym.

Characteristic

Min.

Max.

Units

Conditions

—FSCL

SCL Pin Frequency

Standard mode

100

kHz

Cb = 400 pF, 1.8V-5.5V(1)

Fast mode

400

kHz

Cb = 400 pF, 2.7V-5.5V

High Speed 1.7

1.7

MHz Cb = 400 pF, 4.5V-5.5V(1)

High Speed 3.4

3.4

MHz Cb = 100 pF, 4.5V-5.5V(1)

TSU:STA Start Condition

Setup Time

(only relevant for

Repeated Start condition)

100 kHz mode

4700

—

Note 1

400 kHz mode

600

—

1.7 MHz mode

160

—

Note 1

3.4 MHz mode

160

—

THD:STA Start Condition

Hold Time

(after this period, the first

clock pulse is generated)

100 kHz mode

4000

—

Note 1

400 kHz mode

600

—

1.7 MHz mode

160

—

Note 1

3.4 MHz mode

160

—

TSU:STO Stop Condition

Setup Time

100 kHz mode

4000

—

Note 1

400 kHz mode

600

—

1.7 MHz mode

160

—

Note 1

3.4 MHz mode

160

—

THD:STO Stop Condition

Hold Time

100 kHz mode

4000

—

Note 1

400 kHz mode

600

—

1.7 MHz mode

160

—

Note 1

3.4 MHz mode

160

—

THVCSU HVC High to Start Condition

(setup time)

—

µs

Not tested, specification

ensured by Master

Note 1

Not tested. This parameter is ensured by characterization.

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