11

COMMERCIAL AND INDUSTRIAL

TEMPERATURE RANGES

IDT72T7285/72T7295/72T72105/72T72115 2.5V TeraSync

™

™

™

™

™ 72-BIT FIFO

16,384 x 72, 32,768 x 72, 65,536 x 72, 131,072 x 72

AC ELECTRICAL CHARACTERISTICS — ASYNCHRONOUS TIMING

Commercial

Com’l & Ind’l

Commercial

IDT72T7285L4-4

IDT72T7285L5

IDT72T7285L6-7

IDT72T7285L10

IDT72T7295L4-4

IDT72T7295L5

IDT72T7295L6-7

IDT72T7295L10

IDT72T72105L4-4

IDT72T72105L5

IDT72T72105L6-7

IDT72T72105L10

IDT72T72115L4-4

IDT72T72115L5

IDT72T72115L6-7

IDT72T72115L10

Symbol

Parameter

Min.

Max.

Min.

Max.

Min.

Max.

Min.

Max.

Unit

Cycle Frequency (Asynchronous)

—

100

—

83

—

66

—

50

MHz

Data Access Time

0.6

8

0.6

10

0.6

12

0.6

14

ns

Cycle Time

10

—

12

—

15

—

20

—

ns

Cycle HIGH Time

4.5

—

5

—

7

—

8

—

ns

Cycle LOW Time

4.5

—

5

—

7

—

8

—

ns

Read Pulse after

EF HIGH

8

—

10

—

12

—

14

—

ns

Clock to Asynchronous

FF

—

8

—

10—

12

—

14ns

Clock to Asynchronous

EF

—

8

—

10—

12

—

14ns

Clock to Asynchronous Programmable Almost-Full Flag

—

8

—

10

—

12

—

14

ns

Clock to Asynchronous Programmable Almost-Empty Flag

—

8

—

10

—

12

—

14

ns

0—

0—

0

—

0

—

ns

Output Enable to Output Valid

—

3.4

—

3.6

—

3.8

—

4.5

ns

—

3.4

—

3.6

—

3.8

—

4.5

ns

Clock to

HF

—

8

—

10—

12

—

14ns

NOTES:

1. Values guaranteed by design, not currently tested.

2. Industrial temperature range product for the 5ns speed grade is available as a standard device. All other speed grades are available by special order.