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參數資料
型號: W77E58-25
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, 25 MHz, MICROCONTROLLER, PDIP40
封裝: DIP-40
文件頁數: 77/85頁
文件大小: 570K
代理商: W77E58-25
Preliminary W77E58
Publication Release Date: March 1999
- 77 - Revision A1
Notes:*1. RST pin is a Schmitt trigger input.
*2. P0, ALE and PSEN are tested in the external access mode.
*3. XTAL1 is a CMOS input.
*4. Pins of P1, P2, P3 can source a transition current when they are being externally driven from 1 to 0. The transition
current reaches its maximum value when VIN approximates to 2V.
AC ELECTRICAL CHARACTERISTICS
t
CLCL
t
CLCX
t
CHCX
t
CLCH
t
CHCL
Note: Duty cycle is 50%.
EXTERNAL CLOCK CHARACTERISTICS
PARAMETER
SYMBOL
MIN.
TYP
MAX.
UNITS
NOTES
Clock High Time
t
CHCX
t
CLCX
t
CLCH
t
CHCL
12.5
-
-
ns
Clock Low Time
12.5
-
-
ns
Clock Rise Time
-
-
10
ns
Clock Fall Time
-
-
10
ns
AC SPECIFICATION
PARAMETER
SYMBOL
VARIABLE
CLOCK
MIN
VARIABLE
CLOCK
MAX
UNITS
Oscillator Frequency
1/t
CLCL
t
LHLL
t
AVLL
t
LLAX1
t
LLAX2
0
40
MHz
ALE Pulse Width
1.5t
CLCL
- 5
0.5t
CLCL
- 5
0.5t
CLCL
- 5
0.5t
CLCL
- 5
nS
Address Valid to ALE Low
nS
Address Hold After ALE Low
nS
Address Hold After ALE Low for
MOVX Write
nS
ALE Low to Valid Instruction In
t
LLIV
t
LLPL
t
PLPH
2.5t
CLCL
- 20
nS
ALE Low to PSEN Low
0.5t
CLCL
- 5
2.0t
CLCL
- 5
nS
PSEN
Pulse Width
nS
相關PDF資料
PDF描述
W77E58-40 8 BIT MICROCONTROLLER
W77E58F-25 8 BIT MICROCONTROLLER
W77E58F-40 8 BIT MICROCONTROLLER
W77E58P-25 8 BIT MICROCONTROLLER
W77E58P-40 8 BIT MICROCONTROLLER
相關代理商/技術參數
參數描述
W77E58-40 制造商:WINBOND 制造商全稱:Winbond 功能描述:8 BIT MICROCONTROLLER
W77E58F-25 制造商:WINBOND 制造商全稱:Winbond 功能描述:8 BIT MICROCONTROLLER
W77E58F-40 制造商:WINBOND 制造商全稱:Winbond 功能描述:8 BIT MICROCONTROLLER
W77E58P-25 制造商:WINBOND 制造商全稱:Winbond 功能描述:8 BIT MICROCONTROLLER
W77E58P-40 制造商:WINBOND 制造商全稱:Winbond 功能描述:8 BIT MICROCONTROLLER