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DS21147F-page 4

Preliminary

© 1996 Microchip Technology Inc.

TABLE 1-3:

AC CHARACTERISTICS

Applicable over recommended operating ranges shown below unless otherwise noted.

Commercial (C): Tamb = 0

° to +70°C

Industrial (I):

Tamb = -40

° to +85°C

Automotive (E): Tamb = -40˚C to +125˚C

Symbol

Parameter

Min

Max

Units

Test Conditions

Clock Frequency

—

3

MHz

CS Setup Time

100

—

ns

CS Hold Time

100

—

ns

CS Disable Time

250

—

ns

Data Setup Time

30

—

ns

Data Hold Time

50

—

ns

CLK Rise Time

—

2

µs

(Note 1)

CLK Fall Time

—

2

µs

(Note 1)

Clock High Time

150

—

ns

Clock Low Time

150

—

ns

Clock Delay Time

50

—

ns

Output Valid from

Clock Low

—

150

ns

Output Hold Time

0

—

ns

Output Disable Time

—

200

ns

(Note 1)

HOLD Setup Time

100

—

ns

HOLD Hold Time

100

—

ns

HOLD Low to Output High-Z

100

—

ns

(Note 1)

HOLD High to Output Valid

100

—

ns

(Note 1)

Internal Write Cycle Time

—

5

ms

(Note 2)

—

Endurance

10M

—

E/W Cycles 25

°C, Vcc = 5.0V, Block Mode

(Note 3)

Note 1: This parameter is periodically sampled and not 100% tested.

cycle is complete.

3: This parameter is not tested but guaranteed by characterization. For endurance estimates in a specific appli-

cation, please consult the Total Endurance Model which can be obtained on our BBS or website.