參數(shù)資料
型號(hào): 8XL51FA
廠商: Intel Corp.
英文描述: LOW VOLTAGE CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLERS
中文描述: 低壓CHMOS單片8位微控制器
文件頁(yè)數(shù): 12/20頁(yè)
文件大?。?/td> 285K
代理商: 8XL51FA
8XL51FA/FB/FC
EXTERNAL MEMORY CHARACTERISTICS
(Continued)
All parameter values apply to all devices unless otherwise indicated.
Symbol
Parameter
12 MHz
Oscillator
20 MHz
Oscillator
Variable
Oscillator
Units
Min
Max
Min
Max
Min
Max
TPXIZ
Input Instruction Float
After PSEN
8XL51FX
8XL51FX-20
59
TCLCL
b
25
TCLCL
b
20
ns
ns
30
TAVIV
Address to Valid
Instruction In
312
145
5 TCLCL
b
105
ns
TPLAZ
PSEN Low to Address
Float
10
10
10
ns
TRLRH
RD Pulse Width
400
200
6 TCLCL
b
100
ns
TWLWH
WR Pulse Width
400
200
6 TCLCL
b
100
ns
TRLDV
RD Low to Valid Data In
8XL51FX
8XL51FX-20
252
5 TCLCL
b
165
5 TCLCL
b
95
ns
ns
155
TRHDX
Data Hold After RD
0
0
0
ns
TRHDZ
Data Float After RD
107
40
2 TCLCL
b
60
ns
TLLDV
ALE Low to Valid Data In
8XL51FX
8XL51FX-20
517
8 TCLCL
b
150
8 TCLCL
b
90
ns
ns
310
TAVDV
Address to Valid Data In
8XL51FX
8XL51FX-20
585
9 TCLCL
b
165
9 TCLCL
b
90
ns
ns
360
TLLWL
ALE Low to RD or WR
Low
200
300
100
200
3 TCLCL
b
50
3 TCLCL
a
50
ns
TAVWL
Address Valid to WR
Low
8XL51FX
8XL51FX-20
203
4 TCLCL
b
130
4 TCLCL
b
90
ns
ns
110
TQVWX
Data Valid before WR
8XL51FX
8XL51FX-20
33
TCLCL
b
50
TCLCL
b
35
ns
ns
15
TWHQX
Data Hold after WR
8XL51FX
8XL51FX-20
33
TCLCL
b
50
TCLCL
b
40
ns
ns
10
TQVWH
Data Valid to WR High
8XL51FX
8XL51FX-20
433
7 TCLCL
b
150
7 TCLCL
b
70
ns
ns
280
TRLAZ
RD Low to Address Float
0
0
0
ns
TWHLH
RD or WR High to ALE
High
43
123
10
90
TCLCL
b
40
TCLCL
a
40
ns
12
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