GS8170LW36AGC-250T 查看數據表（PDF） - Giga Semiconductor

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GS8170LW36AGC-250T

18Mb Σ1x1Lp CMOS I/O Late Write SigmaRAM™

Giga Semiconductor 

GS8170LW36/72AC-350/333/300/250

AC Electrical Characteristics

Parameter

Symbol

-350

Min Max

-333

Min Max

-300

Min Max

-250

Unit Notes

Min Max

Clock Cycle Time

tKHKH

2.86 — 3.0 — 3.3 — 4.0 — ns

—

Clock High Time

tKHKL

1.0 — 1.2 — 1.3 — 1.6 — ns

—

Clock Low Time

tKLKH

1.0 — 1.2 — 1.3 — 1.6 — 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

— 1.7 — 1.8

1.8 — 2.1 ns

—

Clock Low to Echo Clock Low

tKLCL

— 1.7 — 1.8

1.8 — 2.1 ns

Clock High to Echo Clock High-Z

tKHCZ

— 1.7 — 1.8

1.8 — 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

— 1.7 — 1.8

1.8 — 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

— 1.7 — 1.8

1.8 — 2.1 ns

1

Echo Clock High to Output Valid

tCHQV

— 0.35 — 0.35 — 0.38 — 0.45 ns

2

Echo Clock High to Output Invalid

tCHQX –0.35 — –0.35 — –0.38 — –0.45 — ns

2

Address Valid to Clock High

tAVKH

0.4 — 0.6 — 0.7 — 0.8 — ns

—

Clock High to Address Don’t Care

tKHAX

0.4 — 0.4 — 0.4 — 0.5 — ns

—

Enable Valid to Clock High

tEVKH

0.4 — 0.6 — 0.7 — 0.8 — ns

—

Clock High to Enable Don’t Care

tKHEX

0.4 — 0.4 — 0.4 — 0.5 — ns

—

Write Valid to Clock High

tWVKH

0.4 — 0.6 — 0.7 — 0.8 — ns

—

Clock High to Write Don’t Care

tKHWX

0.4 — 0.4 — 0.4 — 0.5 — ns

—

Byte Write Valid to Clock High

tBVKH

0.4 — 0.6 — 0.7 — 0.8 — ns

—

Clock High to Byte Write Don’t Care

tKHBX

0.4 — 0.4 — 0.4 — 0.5 — ns

—

Data In Valid to Clock High

tDVKH

0.4 — 0.5 — 0.5 — 0.5 — ns

—

Clock High to Data In Don’t Care

tKHDX

0.4 — 0.4 — 0.4 — 0.5 — ns

—

ADV Valid to Clock High

tadvVKH

0.4

—

0.6

—

0.7

—

0.8

— ns

—

Clock High to ADV Don’t Care

tKHadvX

0.4

—

0.4

—

0.4

—

0.5

— 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.

Rev: 1.04 4/2005

19/32

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

© 2003, GSI Technology

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