W77C32F-40 Nuvoton Technology Corporation of America, W77C32F-40 Datasheet - Page 71

• Manufacturer Part Number: W77C32F-40
• Manufacturer: Nuvoton Technology Corporation of America

Specifications of W77C32F-40

• Lead Free Status / Rohs Status: Supplier Unconfirmed

17.3.3 MOVX Characteristics Using Stretch Memory Cycles
Note: t
Data Access ALE Pulse Width
Address Hold After ALE Low for
MOVX Write
Data Hold after Read
Data Float after Read
ALE Low to Valid Data In
Port 0 Address to Valid Data In
Port 2 Address to Valid Data In
ALE Low to RD or WR Low
Port 0 Address to RD or WR Low
Port 2 Address to RD or WR Low
Data Valid to WR Transition
Data Hold after Write
RD Pulse Width
RD Low to Valid Data In
RD Low to Address Float
RD or WR High to ALE High
WR Pulse Width
each selection of the Stretch value.
MCS
is a time period related to the Stretch memory cycle selection. The following table shows the time period of t
PARAMETER
t
t
t
SYM.
t
t
t
t
t
t
t
t
t
t
t
t
AVWL2
t
AVDV1
AVDV2
t
WLWH
QVWX
WHQX
LLHL2
LLAX2
WHLH
RHDX
RHDZ
AVWL
RLRH
RLDV
LLWL
LLDV
RLAZ
- 71 -
VARIABLE
1.5 t
2.0 t
0.5 t
2.0 t
2.0 t
1.5 t
2.0 t
1.5 t
1.0 t
2.0 t
1.0 t
0.5 t
2.5 t
CLOCK
t
t
t
t
MCS
MCS
CLCL
CLCL
MIN.
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
-5
0
0
- 10
- 10
- 5
- 5
Publication Release Date: December 20, 2005
- 5
- 5
- 5
- 5
- 5
- 5
- 5
- 5
- 5
- 5
- 5
- 5
- 5
2.0 t
3.0 t
3.5 t
VARIABLE
t
0.5 t
1.5 t
1.0 t
2.0 t
2.5 t
2.5 t
0.5 t
MCS
2.0t
W77C32/W77C032
CLOCK
t
t
MCS
CLCL
MAX.
CLCL
- 40
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
+ 2t
CLCL
CLCL
CLCL
CLCL
10
- 20
- 5
CLCL
- 20
- 20
- 20
- 5
+ 5
+ 5
+ 5
- 5
- 5
- 5
- 5
UNITS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
Revision A5
STRECH
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
= 0
> 0
= 0
> 0
= 0
> 0
= 0
> 0
= 0
> 0
= 0
> 0
= 0
> 0
= 0
> 0
= 0
> 0
= 0
> 0
= 0
> 0
= 0
> 0
= 0
> 0
= 0
> 0
for