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參數(shù)資料
型號(hào): W79E201A16PN
廠商: WINBOND ELECTRONICS CORP
元件分類: 微控制器/微處理器
英文描述: 8-BIT MICROCONTROLLER
中文描述: 8-BIT, FLASH, 16 MHz, MICROCONTROLLER, PQCC44
封裝: ROHS COMPLIANT, PLASTIC, LCC-44
文件頁(yè)數(shù): 73/87頁(yè)
文件大小: 818K
代理商: W79E201A16PN
W79E201
Publication Release Date: December 16, 2004
- 73 -
Revision A2
23.4.2 MOVX Characteristics Using Stretch Memory Cycle
PARAMETER
SYM.
VARIABLE
CLOCK
MIN.
VARIABLE
CLOCK
MAX.
UNITS
STRECH
Data Access ALE Pulse Width
t
LLHL2
1.5t
CLCL
- 5
2.0t
CLCL
- 5
nS
t
MCS
= 0
t
MCS
>0
Address Hold After ALE Low for
MOVX write
t
LLAX2
0.5t
CLCL
- 5
nS
RD
Pulse Width
t
RLRH
2.0t
CLCL
- 5
t
MCS
- 10
nS
t
MCS
= 0
t
MCS
>0
WR
Pulse Width
t
WLWH
2.0t
CLCL
- 5
t
MCS
- 10
nS
t
MCS
= 0
t
MCS
>0
RD
Low to Valid Data In
t
RLDV
2.0t
CLCL
- 20
t
MCS
- 20
nS
t
MCS
= 0
t
MCS
>0
Data Hold after Read
t
RHDX
0
nS
Data Float after Read
t
RHDZ
t
CLCL
- 5
2.0t
CLCL
- 5
nS
t
MCS
= 0
t
MCS
>0
ALE Low to Valid Data In
t
LLDV
2.5t
CLCL
- 5
t
MCS
+ 2t
CLCL
-
40
nS
t
MCS
= 0
t
MCS
>0
Port 0 Address to Valid Data In
t
AVDV1
3.0t
CLCL
- 20
2.0t
CLCL
- 5
nS
t
MCS
= 0
t
MCS
>0
ALE Low to
RD
or
WR
Low
t
LLWL
0.5t
CLCL
- 5
1.5t
CLCL
- 5
0.5t
CLCL
+ 5
1.5t
CLCL
+ 5
nS
t
MCS
= 0
t
MCS
>0
Port 0 Address to
RD
or
WR
Low t
AVWL
t
CLCL
- 5
2.0t
CLCL
- 5
nS
t
MCS
= 0
t
MCS
>0
Port 2 Address to
RD
or
WR
Low
t
AVWL2
1.5t
CLCL
- 5
2.5t
CLCL
- 5
nS
t
MCS
= 0
t
MCS
>0
Data Valid to WR Transition
t
QVWX
-5
1.0t
CLCL
- 5
nS
t
MCS
= 0
t
MCS
>0
Data Hold after Write
t
WHQX
t
CLCL
- 5
2.0t
CLCL
- 5
nS
t
MCS
= 0
t
MCS
>0
RD
Low to Address Float
t
RLAZ
0.5t
CLCL
- 5
nS
RD
or WR high to ALE high
t
WHLH
0
1.0t
CLCL
- 5
10
1.0t
CLCL
+ 5
nS
t
MCS
= 0
t
MCS
>0
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