6.01

11

IDT7130SA/LA AND IDT7140SA/LA

HIGH-SPEED 1K x 8 DUAL-PORT STATIC RAM WITH INTERRUPTS

MILITARY AND COMMERCIAL TEMPERATURE RANGES

AC ELECTRICAL CHARACTERISTICS OVER THE

8M824S25

8M824S308M824S35

7130X20

(1)

7130X25

(3)

7130X35

7130X55

7130X100

7140X35

7140X55

7140X100

Symbol

Parameter

Min.

Max.

Min.

Max.

Min. Max.

Min.

Max.

Min.

Max.

Unit

Interrupt Timing

Address Set-up Time

0

—

0

—

0

—

0

—

0

—

ns

Write Recovery Time

0

—

0

—

0

—

0

—

0

—

ns

Interrupt Set Time

—

20

—

25

—

25

—

45

—

60

ns

Interrupt Reset Time

—

20

—

25

—

25

—

45

—

60

ns

2689 tbl 12

NOTES:

1.

0

°C to +70°C temperature range only, PLCC and TQFP packages.

2.

“X” in part numbers indicates power rating (SA or LA).

3.

Not available in DIP packages .

INT

INT

INT

INT

INT SET:

TIMING WAVEFORM OF INTERRUPT MODE

INT

INT

INT

INT

INT CLEAR:

NOTES:.

1. All timing is the same for left and right ports. Port “A” may be either left or right port. Port “B” is the opposite from port “A”.

2. See Interrupt Truth Table.

3. Timing depends on which enable signal (

CE or R/W) is asserted last.

4. Timing depends on which enable signal (

CE or R/W) is de-asserted first.

INTERRUPT ADDRESS

R/

2689 drw 16

(3)

(3)

(2)

(4)

INTERRUPT CLEAR ADDRESS

2689 drw 17

(3)

(3)