- 您現(xiàn)在的位置：買賣IC網(wǎng) > PDF目錄363898 > W78E52C (WINBOND ELECTRONICS CORP) 8-BIT MICROCONTROLLER PDF資料下載
參數(shù)資料
| 型號： | W78E52C |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類： | 8位微控制器 |
| 英文描述： | 8-BIT MICROCONTROLLER |
| 中文描述： | 8位微控制器 |
| 文件頁數(shù)： | 14/22頁 |
| 文件大?。?/td> | 305K |
| 代理商： | W78E52C |
W78E52C/W78E052C
- 14 -
Program Fetch Cycle
PARAMETER
SYMBOL
MIN.
TYP.
MAX.
UNIT
NOTES
Address Valid to ALE Low
T
AAS
1 T
CP
-
-
-
nS
4
Address Hold from ALE Low
T
AAH
1 T
CP
-
-
-
nS
1, 4
ALE Low to
PSEN
Low
T
APL
1 T
CP
-
-
-
nS
4
R E S
Low to Data Valid
T
PDA
-
-
2 T
CP
nS
2
Data Hold after
PSEN
High
T
PDH
0
-
1 T
CP
nS
3
Data Float after
PSEN
High
T
PDZ
0
-
1 T
CP
nS
ALE Pulse Width
T
ALW
2 T
CP
-
2 T
CP
-
nS
4
PSEN
Pulse Width
T
PSW
3 T
CP
-
3 T
CP
-
nS
4
Notes:
1. P0.0
P0.7, P2.0
P2.7 remain stable throughout entire memory cycle.
2. Memory access time is 3 T
CP
.
3. Data have been latched internally prior to
PSEN
going high.
4. "
" (due to buffer driving delay and wire loading) is 20 nS.
Data Read Cycle
PARAMETER
SYMBOL
MIN.
TYP.
MAX.
UNIT
NOTES
ALE Low to
RD
Low
T
DAR
3 T
CP
-
-
3 T
CP
+
nS
1, 2
RD
Low to Data Valid
T
DDA
-
-
4 T
CP
nS
1
Data Hold from
RD
High
T
DDH
0
-
2 T
CP
nS
Data Float from
RD
High
T
DDZ
0
-
2 T
CP
nS
RD
Pulse Width
T
DRD
6 T
CP
-
6 T
CP
-
nS
2
Notes:
1. Data memory access time is 8 T
CP
.
2. "
" (due to buffer driving delay and wire loading) is 20 nS.
Data Write Cycle
PARAMETER
SYMBOL
MIN.
TYP.
MAX.
UNIT
ALE Low to
WR
Low
T
DAW
3 T
CP
-
-
3 T
CP
+
nS
Data Valid to
WR
Low
T
DAD
1 T
CP
-
-
-
nS
Data Hold from
WR
High
T
DWD
1 T
CP
-
-
-
nS
WR
Pulse Width
T
DWR
6 T
CP
-
6 T
CP
-
nS
Note:
"
" (due to buffer driving delay and wire loading) is 20 nS.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| W78E054C | 8-BIT MICROCONTROLLER |
| W78E54C | 8-BIT MICROCONTROLLER |
| W78E058B | 8-BIT MICROCONTROLLER |
| W78E058B40DL | 8-BIT MICROCONTROLLER |
| W78E058B40FL | 8-BIT MICROCONTROLLER |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| W78E52C_06 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:8-BIT MICROCONTROLLER |
| W78E52P-16 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:8-Bit Microcontroller |
| W78E52P-24 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:8-Bit Microcontroller |
| W78E52P-33 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:8-Bit Microcontroller |
| W78E52P-40 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:8-Bit Microcontroller |
發(fā)布緊急采購，3分鐘左右您將得到回復(fù)。