X9221

9

ENDURANCE AND DATA RETENTION

Parameter

Min.

Units

Minimum Endurance

100,000

Data Changes per Register

Data Retention

100

Years

3079 PGM T06.2

Guidelines for Calculating

Typical Values of Bus Pull-Up Resistors

CAPACITANCE

Symbol

Parameter

Max.

Units

Test Conditions

Input/Output Capacitance (SDA)

8

pF

Input Capacitance (A0, A1, A2, A3 and SCL)

6

pF

3079 PGM T07

POWER-UP TIMING

Symbol

Parameter

Max.

Units

Power-up to Initiation of Read Operation

1

ms

Power-up to Initiation of Write Operation

5

ms

3079 PGM T08

A.C. CONDITIONS OF TEST

Input Pulse Levels

Input Rise and

Fall Times

10ns

Input and Output

Timing Levels

3079 PGM T09

EQUIVALENT A.C. TEST CIRCUIT

Notes: (5) This parameter is periodically sampled and not 100%

tested.

VCC is stable until the specified operation can be

initiated. These parameters are periodically sampled

and not 100% tested.

3079 ILL F02.1

5V

1533

Ω

100pF

SDA OUTPUT

3079 ILL F17

120

100

80

40

60

20

20

40

60

80 100 120

0

0

BUS CAPACITANCE (pF)

MIN.

RESISTANCE

MAX.

RESISTANCE

RMAX =

CBUS

tR

RMIN =

IOL MIN

VCC MAX

=1.8K

Ω

SYMBOL TABLE

WAVEFORM

INPUTS

OUTPUTS

Must be

steady

Will be

steady

May change

from LOW

to HIGH

Will change

from LOW

to HIGH

May change

from HIGH

to LOW

Will change

from HIGH

to LOW

Don’t Care:

Changes

Allowed

Changing:

State Not

Known

N/A

Center Line

is High

Impedance