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AT88SC101

Smart Card ICs 1K E2PROM with Security Logic

Atmel Corporation 

AT88SC101/102

AC Characteristics

Die TAMB = –25°C to 70°C, VCC = 5V ± 10%, VSS = 0V (unless otherwise specified).

Symbol

fCLK

tCLK

tRH

tDVR

tCH

tCL

tDV

tOH

tSC

tHC

tCHP

tDS

tDH

tSPR

tHPR

tDH

Characteristics

Min

Typ

Max

Unit

Clock Frequency

—

—

300

KHz

Clock Cycle Time

3.3

—

—

µs

RST Hold Time

20

—

—

µs

Data Valid Reset to Address 0

—

—

2.0

µs

CLK Pulse Width (High)

0.2

—

—

µs

CLK Pulse Width (Low)

0.2

—

—

µs

Data Access

—

—

2.0

µs

Data Hold

0

—

—

µs

Data In Setup (CMP Instruction)

0

—

—

µs

Data In Hold (CMP Instruction)

0.2

—

—

µs

CLK Pulse Width (High in Programming)

5.0

—

—

ms

Data In Setup

0.2

—

—

µs

Data In Hold

0

—

—

µs

PGM Setup

2.2

—

—

µs

PGM Hold

0.2

—

—

µs

Data Hold from CLK

0

—

—

µs

Conditions of Dynamic Tests

The circuit has an output with open drain. An external re-

sistance is thus necessary between VCC and I/O in order

to load the output.

Pulse Levels of the Input:VSS to 3.0V

Reference Levels in Output:1.5V

Rising and Falling Time of Signals:< 5ns

VCC

4.7K

CHIP

TEST

POINT

I/O

100 pF

Test Circuit

Included

11

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