A.C. Characteristics

Ta=

-40°C~85°C

Symbol

Parameter

Remark

Standard Mode*

±10%

Unit

Min.

Max.

Min.

Max.

Clock Frequency

¾¾

100

¾

400

kHz

Clock High Time

¾

4000

¾

600

¾

ns

Clock Low Time

¾

4700

¾

1200

¾

ns

SDA and SCL Rise Time

Note

¾

1000

¾

300

ns

SDA and SCL Fall Time

Note

¾

300

¾

300

ns

START Condition Hold Time

After this period the

first clock pulse is

generated

4000

¾

600

¾

ns

START Condition Setup Time

Only relevant for

repeated START

condition

4000

¾

600

¾

ns

Data Input Hold Time

¾

0

¾

0

¾

ns

Data Input Setup Time

¾

200

¾

100

¾

ns

STOP Condition Setup Time

¾

4000

¾

600

¾

ns

Output Valid from Clock

¾¾

3500

¾

900

ns

Bus Free Time

Time in which the bus

must be free before a

new transmission can

start

4700

¾

1200

¾

ns

Input Filter Time Constant

(SDA and SCL Pins)

Noise suppression

time

¾

100

¾

50

ns

Write Cycle Time

¾¾

5

¾

5ms

Note: These parameters are periodically sampled but not 100% tested

For relative timing, refer to timing diagrams

HT2201

Rev. 1.20

3

January 6, 2006