GS8170LW36AC Datasheet, PDF (19/32 Pages) GSI Technology – 18Mb Σ1x1Lp CMOS I/O Late Write SigmaRAM

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