ISL21400

FN8091 Rev 3.00

Page 6 of 17

March 31, 2011

SDA and SCL Fall Time

(Note 7)

20 + 0.1 x Cb

250

ns

Cb

Capacitive Loading of SDA or SCL

Total on-chip and off-chip

(Note 7)

10

400

pF

Rpu

SDA and SCL Bus Pull-up Resistor

Off-chip

Maximum is determined by

For Cb = 400pF, max is

about 2k

~2.5k

For Cb = 40pF, max is about

15k

~20k

1k



1µA

A1, A0, SHDN, SDA, and SCL Input

Buffer LOW Voltage

-0.3

V

A1, A0, SHDN, SDA, and SCL Input

Buffer HIGH Voltage

V

SDA Output Buffer LOW Voltage

3mA sink

00.4

V

Capacitive Loading of SDA or SCL

Total on-chip and off-chip

(Note 7)

10

400

pF

EEPROM Endurance

1,000,000

Cycles

EEPROM Retention

Temperature T

 +55°C

50

Years

(Note 18)

Non-Volatile Write Cycle Time

12

20

ms

NOTES:

5. Equation 1 governs the output voltage and is stated as follows:

7. This parameter is not 100% tested.

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

minimum cycle time to be allowed for any nonvolatile write by the user.

12. Test +25°C and +85°C only.

SYMBOL

PARAMETER

TEST CONDITIONS

MIN

TYP

(Note 2)

MAX

UNITS

n

255

----------



–

 2m



 255

–

255

--------------------------------

+









n = 0 to 255, m = 0 to 255, K = -2.1mV/C(typ), T0 = +25

C



=

TS

 V



–

Tmin Tmax

–

--------------------------------------------------------------------------------

=



 V



–



-------------------------------------------------------------------------------------------------------------x100%

=

TS4

 V



–

Tmin Tmax

–



--------------------------------------------------------------------------------

m

255

=







 V



–

Tmin Tmax

–



--------------------------------------------------------------------------------

m0

=







–

255



=