LY61256DV datasheet(3/13 Pages) LYONTEK

Part #	LY61256DV

Description	32K X 8 BIT HIGH SPEED CMOS SRAM

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Manufacturer	LYONTEK [Lyontek Inc.]

Direct Link	http://www.lyontek.com.tw

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3 / 13 page

LY61256

Rev. 1.5

32K X 8 BIT HIGH SPEED CMOS SRAM

Lyontek Inc. reserves the rights to change the specifications and products without notice.

5F, No. 2, Industry E. Rd. IX, Science-Based Industrial Park, Hsinchu 300, Taiwan.

TEL: 886-3-6668838

FAX: 886-3-6668836

2

®

PIN CONFIGURATION

A12

A7

A6

A5

A4

A3

A2

A1

A0

I/O1

I/O2

I/O3

Vss

A14

Vcc

A8

A9

A11

A10

I/O8

I/O7

I/O6

I/O5

I/O4

Skinny P-DIP/SOJ

28

14

13

12

11

10

9

8

7

6

5

4

3

2

1

17

16

15

20

19

18

22

23

24

25

26

27

21

A13

CE#

OE#

WE#

STSOP

I/O4

A11

A9

A8

A13

I/O3

A10

A14

A12

A7

A6

A5

Vcc

I/O8

I/O7

I/O6

I/O5

Vss

I/O2

I/O1

A0

A1

A2

A4

A3

LY61256

28

14

13

12

11

10

9

8

7

6

5

4

3

2

1

17

16

15

20

19

18

22

23

24

25

26

27

21

OE#

WE#

CE#

ABSOLUTE MAXIMUN RATINGS*

PARAMETER

SYMBOL

RATING

UNIT

Voltage on VCC relative to VSS

VT1

-0.5 to 6.5

V

Voltage on any other pin relative to VSS

VT2

-0.5 to VCC+0.5

V

0 to 70(C grade)

-20 to 80(E grade)

Operating Temperature

TA

-40 to 85(I grade)

℃

Storage Temperature

TSTG

-65 to 150

℃

Power Dissipation

PD

1

W

DC Output Current

IOUT

50

mA

*Stresses greater than those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress

rating only and functional operation of the device or any other conditions above those indicated in the operational sections of this

specification is not implied. Exposure to the absolute maximum rating conditions for extended period may affect device reliability.

TRUTH TABLE

MODE

CE#

OE#

WE#

I/O OPERATION

SUPPLY CURRENT

Standby

H

X

High-Z

ISB1

Output Disable

L

H

High-Z

ICC

Read

L

H

DOUT

ICC

Write

L

X

L

DIN

ICC

Note:

H = VIH, L = VIL, X = Don't care.

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