DS1307 64 x 8, Serial, I

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AC ELECTRICAL CHARACTERISTICS

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PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

SCL Clock Frequency

0

100

kHz

Bus Free Time Between a STOP and

START Condition

4.7

µs

Hold Time (Repeated) START

Condition

(Note 4)

4.0

µs

LOW Period of SCL Clock

4.7

µs

HIGH Period of SCL Clock

4.0

µs

Setup Time for a Repeated START

Condition

4.7

µs

Data Hold Time

0

µs

Data Setup Time

(Notes 5, 6)

250

ns

Rise Time of Both SDA and SCL

Signals

1000

ns

Fall Time of Both SDA and SCL

Signals

300

ns

Setup Time for STOP Condition

4.7

µs

CAPACITANCE

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Pin Capacitance (SDA, SCL)

10

pF

Capacitance Load for Each Bus

Line

(Note 7)

400

pF

Note 1:

All voltages are referenced to ground.

Note 2:

Limits at -40°C are guaranteed by design and are not production tested.

Note 3:

Note 4:

After this period, the first clock pulse is generated.

Note 5:

SCL signal) to bridge the undefined region of the falling edge of SCL.

Note 6:

Note 7: