CAT5140

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4

Test

Test Conditions

Symbol

Max

Units

Input/Output Capacitance (SDA)

8

pF

Input Capacitance (SCL, WP)

6

pF

Parameter

Symbol

Max

Units

Power−up to Read Operation

1

ms

Power−up to Write Operation

1

ms

8. This parameter is tested initially and after a design or process change that affects the parameter.

Table 9. DPP TIMING

Parameter

Symbol

Min

Max

Units

Wiper Response Time After Power Supply Stable

50

ms

Wiper Response Time: SCL falling edge after last bit of wiper position data

byte to wiper change

20

ms

Table 10. ENDURANCE

Parameter

Reference Test Method

Symbol

Min

Max

Units

Endurance

MIL−STD−883, Test Method 1033

2,000,000

Cycles

Data Retention

MIL−STD−883, Test Method 1008

100

Years

Parameter

Symbol

Min

Typ

Max

Units

Clock Frequency

400

kHz

Clock High Period

600

ns

Clock Low Period

1300

ns

Start Condition Setup Time (for a Repeated Start Condition)

600

ns

Start Condition Hold Time

600

ns

Data in Setup Time

100

ns

Data in Hold Time

0

ns

Stop Condition Setup Time

600

ns

Time the bus must be free before a new transmission can start

1300

ns

WP Setup Time

0

ms

WP Hold Time

2.5

ms

SDA and SCL Rise Time

300

ns

SDA and SCL Fall Time

300

ns

Data Out Hold Time

100

ns

Noise Suppression Time Constant at SCL, SDA Inputs

50

ns

SLC Low to SDA Data Out and ACK Out

1

ms

Non−Volatile Write Cycle Time

4

10

ms