2

IDT71T016

LOW POWER 2V CMOS STATIC RAM 1 MEG (64K x 16-BIT)

COMMERCIAL AND INDUSTRIAL TEMPERATURE RANGES

PIN CONFIGURATIONS

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

I/O 7

NC

A12

A13

A14

A15

WE

I/O 6

I/O 5

I/O 4

I/O 3

I/O 2

I/O 1

I/O 0

CS

A0

A1

A2

A3

A4

44

43

42

41

40

39

38

37

36

35

34

33

32

31

30

29

28

27

26

25

24

23

A6

A7

OE

BHE

BLE

I/O 15

I/O 14

I/O 13

I/O 12

I/O 11

I/O 10

I/O 9

I/O 8

A8

A9

A10

A11

NC

A5

NC

SO44-2

3777 drw 02

TRUTH TABLE

(1)

CS

CS

OE

OE

WE

WE

BLE

BLE

BHE

BHE

Function

H

X

X

X

X

High-Z

High-Z

Deselected - Standby

L

L

H

L

H

High-Z

Low Byte Read

L

L

H

H

L

High-Z

High Byte Read

L

L

H

L

L

Word Read

L

X

L

L

L

Word Write

L

X

L

L

H

High-Z

Low Byte Write

L

X

L

H

L

High-Z

High Byte Write

L

H

H

X

X

High-Z

High-Z

Outputs Disabled

L

X

X

H

H

High-Z

High-Z

Outputs Disabled

NOTE:

3777 tbl 02

PIN DESCRIPTIONS

Address Inputs

Input

CS

Chip Select

Input

WE

Write Enable

Input

OE

Output Enable

Input

BHE

High Byte Enable

Input

BLE

Low Byte Enable

Input

Data Input/Output

I/O

Power

Pwr

Ground

Gnd

3777 tbl 01

TSOP

TOP VIEW

CAPACITANCE

°C, f = 1.0MHz)

Symbol

Parameter

(1)

Conditions

Max.

Unit

Input Capacitance

6

pF

I/O Capacitance

7

pF

NOTE:

3777 tbl 06

1. This parameter is guaranteed by device characterization, but not prod-

uction tested.