2

V53C1664H Rev. 1.0 February 1998

MOSEL VITELIC

V53C1664H

Vss

I/O16

I/O15

I/O14

I/O13

Vss

I/O12

I/O11

I/O10

I/O9

NC

LCAS

UCAS

OE

NC

A7

A6

A5

A4

Vss

5

6

7

8

9

10

11

12

Vcc

I/O1

I/O2

I/O3

I/O4

Vcc

I/O5

I/O6

I/O7

I/O8

NC

NC

WE

RAS

NC

A0

A1

A2

A3

Vcc

1

2

3

4

40

39

38

37

36

35

34

33

32

31

30

29

13

14

15

16

17

18

19

20

28

27

26

25

24

23

22

21

16126H-02

5

6

7

8

9

10

Vcc

I/O1

I/O2

I/O3

I/O4

Vcc

I/O5

I/O6

I/O7

I/O8

NC

NC

WE

RAS

NC

A0

A1

A2

A3

Vcc

1

2

3

4

16126H-03

43

44

42

41

40

39

38

37

36

35

13

14

15

16

17

18

19

20

21

22

32

31

30

29

28

27

26

25

24

23

Vss

I/O16

I/O15

I/O14

I/O13

Vss

I/O12

I/O11

I/O10

I/O9

NC

LCAS

UCAS

OE

NC

A7

A6

A5

A4

Vss

Absolute Maximum Ratings*

Ambient Temperature

Under Bias ................................ –10

°C to +80°C

Storage Temperature (plastic) ..... –55

°C to +125°C

Data Output Current ..................................... 50 mA

Power Dissipation .......................................... 1.0 W

*Note: Operation above Absolute Maximum Ratings can

adversely affect device reliability.

Capacitance*

*Note: Capacitance is sampled and not 100% tested

Symbol

Parameter

Typ.

Max.

Unit

Address Input

3

4

pF

RAS, CAS, WE, OE

4

5

pF

Data Input/Output

5

7

pF

40-Pin Plastic SOJ

PIN CONFIGURATION

Top View

40/44L-Pin Plastic TSOP-II

PIN CONFIGURATION

Top View

Pin Names

Address Inputs

RAS

Row Address Strobe

UCAS

Column Address

Strobe/Upper Byte

Control

LCAS

Column Address

Strobe/Lower Byte

Control

WE

Write Enable

OE

Output Enable

Data Input, Output

+5V Supply

0V Supply

NC

No Connect