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Dc and ac operating conditions for read operation, Ac characteristics for read operation – Rainbow Electronics AT27C512R User Manual

Page 4

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AT27C512R

4

Notes:

1. V

CC

must be applied simultaneously with or before OE/V

PP

, and removed simultaneously with or after OE/V

PP

..

Notes:

2, 3, 4, 5. - see AC Waveforms for Read Operation.

DC and AC Operating Conditions for Read Operation

AT27C512R

-45

-55

-70

-90

-12

-15

Operating
Temp.(Case)

Com.

0°C - 70°C

0°C - 70°C

0°C - 70°C

0°C - 70°C

0°C - 70°C

0°C - 70°C

Ind.

-40°C - 85°C

-40°C - 85°C

-40°C - 85°C

-40°C - 85°C

-40°C - 85°C

-40°C - 85°C

Auto.

-40

°

C - 125

°

C

-40

°

C - 125

°

C

-40

°

C - 125

°

C

-40

°

C - 125

°

C

V

CC

Supply

5V

±

10%

5V

±

10%

5V

±

10%

5V

±

10%

5V

±

10%

5V

±

10%

DC and Operating Characteristics for Read Operation

Symbol

Parameter

Condition

Min

Max

Units

I

LI

Input Load Current

V

IN

= 0V to V

CC

Com., Ind,

±

1

µ

A

Auto.

±

5

µ

A

I

LO

Output Leakage
Current

V

OUT

= 0V to V

CC

Com., Ind,

±

5

µ

A

Auto.

±

10

µ

A

I

SB

V

CC

(1)

Standby

Current

I

SB1

(CMOS), CE = V

CC

±

0.3V

100

µ

A

I

SB2

(TTL), CE = 2.0 to V

CC

+

0.5V

1

mA

I

CC

V

CC

Active Current

f = 5 MHz, I

OUT

= 0 mA, CE = V

IL

20

mA

V

IL

Input Low Voltage

-0.6

0.8

V

V

IH

Input High Voltage

2.0

V

CC

+ 0.5

V

V

OL

Output Low Voltage

I

OL

= 2.1 mA

0.4

V

V

OH

Output High Voltage

I

OH

= -400

µ

A

2.4

V

AC Characteristics for Read Operation

Symbol Parameter

Condition

AT27C512R

Units

-45

-55

-70

-90

-12

-15

Min Max Min Max Min Max Min Max Min Max Min Max

t

ACC

(3)

Address to Output Delay

CE= OE/V

PP

= V

IL

45

55

70

90

120

150

ns

t

CE

(2)

CE to Output Delay

OE/V

PP

= V

IL

45

55

70

90

120

150

ns

t

OE

(2)(3)

OE/V

PP

to Output Delay

CE = V

IL

20

25

30

35

35

40

ns

t

DF

(4)(5)

OE/V

PP

or CE High to Output Float, whichever

occurred first

20

20

25

25

30

35

ns

t

OH

Output Hold from Address, CE or OE/V

PP

,

whichever occurred first

7

7

7

0

0

0

ns