11

FN8113.2

June 30, 2008

Equivalent AC Load Circuit

AC Test Conditions

5V

4.6k



RESET

100pF

SDA

1533



100pF

5V

RESET

Input pulse levels

Input rise and fall times

10ns

Input and output timing levels

Output load

Standard output load

AC Electrical Specifications

Over recommended operating conditions, unless otherwise specified.

SYMBOL

PARAMETER

100kHz

400kHz

UNIT

MIN

MAX

MIN

MAX

SCL Clock Frequency

0

100

0

400

kHz

Pulse Width Suppression Time at Inputs

n/a

n/a

50

ns

SCL LOW to SDA Data Out Valid

0.1

0.9

0.1

0.9

µs

Time the Bus Free Before Start of New Transmission

4.7

1.3

µs

Clock LOW Time

4.7

1.3

µs

Clock HIGH Time

4.0

0.6

µs

Start Condition Set-up Time

4.7

0.6

µs

Start Condition Hold Time

4.0

0.6

µs

Data in Setup Time

250

100

ns

Data in Hold Time

5.0

0

µs

Stop Condition Set-up Time

0.6

0.6

µs

Data Output Hold Time

50

50

ns

SDA and SCL Rise Time

1000

20 + 0.1Cb

(Note 5)

300

ns

SDA and SCL Fall Time

300

20 + 0.1Cb

(Note 5)

300

ns

WP Set-up Time

0.4

0.6

µs

WP Hold Time

0

0

µs

Cb

Capacitive Load for Each Bus Line

400

400

pF

NOTES:

5. Cb = total capacitance of one bus line in pF

X4003, X4005