GS8170DD36C-333/300/250/200

Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.

Rev: 2.03 1/2005

17/29

© 2002, GSI Technology, Inc.

AC Electrical Characteristics

Parameter

Symbol

-333

-300

-250

-200

Unit

Notes

Min

Max

Min

Max

Min

Max

Min

Max

Clock Cycle Time

tKHKH

3.0

—

3.3

—

4.0

—

5.0

—

ns

—

Clock High Time

tKHKL

1.2

—

1.3

—

1.6

—

1.8

—

ns

—

Clock Low Time

tKLKH

1.2

—

1.3

—

1.6

—

1.8

—

ns

—

Clock High to Echo Clock Low-Z

tKHCX1

0.5

—

0.5

—

0.5

—

0.5

—

ns

2

Clock High to Echo Clock High

tKHCH

—

1.8

1.8

—

2.1

—

2.1

ns

—

Clock Low to Echo Clock Low

tKLCL

—

1.8

1.8

—

2.1

—

2.1

ns

Clock High to Echo Clock High-Z

tKHCZ

—

1.8

1.8

—

2.1

—

2.1

ns

1, 2

Clock High to Output Low-Z

tKHQX1

0.5

—

0.5

—

0.5

—

0.5

—

ns

1

Clock High to Output Valid

tKHQV

—

1.8

1.8

—

2.1

—

2.1

ns

—

Clock Low to Output Invalid

tKLQX

0.5

—

0.5

—

0.5

—

0.5

—

ns

—

Clock Low to Output Valid

tKLQV

—

1.8

—

1.8

—

2.1

—

2.1

ns

—

Clock High to Output Invalid

tKHQX

0.5

—

0.5

—

0.5

—

0.5

—

ns

—

Clock High to Output High-Z

tKHQZ

—

1.8

1.8

—

2.1

—

2.1

ns

1

Echo Clock High to Output Valid

tCHQV

—

0.27

—

0.29

—

0.35

—

0.35

ns

2

Echo Clock Low to Output Invalid

tCLQX

–0.27

—

–0.29

—

–0.35

—

–0.35

—

ns

2

Echo Clock Low to Output Valid

tCLQV

—

0.27

—

0.29

—

0.35

—

0.35

ns

2

Echo Clock High to Output Invalid

tCHQX

-0.27

—

-0.29

—

-0.35

—

-0.35

—

ns

2

Address Valid to Clock High

tAVKH

0.6

—

0.7

—

0.8

—

0.8

—

ns

—

Clock High to Address Don’t Care

tKHAX

0.4

—

0.4

—

0.5

—

0.5

—

ns

—

Enable Valid to Clock High

tEVKH

0.6

—

0.7

—

0.8

—

0.8

—

ns

—

Clock High to Enable Don’t Care

tKHEX

0.4

—

0.4

—

0.5

—

0.5

—

ns

—

Write Valid to Clock High

tWVKH

0.6

—

0.7

—

0.8

—

0.8

—

ns

—

Clock High to Write Don’t Care

tKHWX

0.4

—

0.4

—

0.5

—

0.5

—

ns

—

Data In Valid to Clock High

tDVKH

0.32

—

0.35

—

0.40

—

0.40

—

ns

—

Notes:

1. Measured at 100 mV from steady state. Not 100% tested.

2. Guaranteed by design. Not 100% tested.

3. For any specific temperature and voltage tKHCZ < tKHCX1.