X9250

Characteristics subject to change without notice.

11 of 21

REV 1.1.5 1/31/03

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D.C. OPERATING CHARACTERISTICS (Over the recommended operating conditions unless otherwise specified.)

ENDURANCE AND DATA RETENTION

CAPACITANCE

POWER-UP TIMING

POWER UP AND DOWN REQUIREMENT

their final values within 1msec of each other. At all times, the voltages on the potentiometer pins must be less than

V+ and more than V-. The recall of the wiper position from nonvolatile memory is not in effect until all supplies reach

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

be issued. These parameters are periodically sampled and not 100% tested.

(7) Sample tested only.

Symbol

Parameter

Limits

Test Conditions

Min.

Typ.

Max.

Unit

(active)

400

µA

(nonvolatile write)

1mA

5

µA

Input leakage current

10

µA

Output leakage current

10

µA

Input HIGH voltage

V

Input LOW voltage

–0.5

V

Output LOW voltage

0.4

V

Parameter

Min.

Unit

Minimum endurance

100,000

Data changes per bit per register

Data retention

100

Years

Symbol

Test

Max.

Unit

Test Conditions

(5)

Output capacitance (SO)

8

pF

(5)

Input capacitance (A0, A1, SI, and SCK, CS)

6

pF

Symbol

Parameter

Min.

Max.

Unit

(6)

Power-up to initiation of read operation

1

ms

(6)

Power-up to initiation of write operation

5

ms

(7)

0.2

50

V/msec

A.C. TEST CONDITIONS

Input rise and fall times

10ns

Input and output timing level