参数资料
型号: AT83C5112
厂商: Atmel Corp.
英文描述: 8-bit Microcontroller with A/D Converter
中文描述: 8位微控制器与A / D转换器
文件页数: 83/97页
文件大小: 1229K
代理商: AT83C5112
83
AT8xC5112
4191B
8051
04/03
External Program Memory
Characteristic
Table 66.
Symbol Description
Table 67.
AC Parameters for Fix Clock
Symbol
Parameter
T
Oscillator clock period
T
LHLL
ALE pulse width
T
AVLL
Address Valid to ALE
T
LLAX
Address Hold After ALE
T
LLIV
ALE to Valid Instruction In
T
LLPL
ALE to PSEN
T
PLPH
PSEN Pulse Width
T
PLIV
PSEN to Valid Instruction In
T
PXIX
Input Instruction Hold After PSEN
T
PXIZ
Input Instruction Float After PSEN
T
PXAV
PSEN to Address Valid
T
AVIV
Address to Valid Instruction In
T
PLAZ
PSEN Low to Address Float
Speed
-L
X2 Mode
V
CC
= 5V
-L
Standard
Mode
V
CC
= 5V
-L
X2 Mode
V
CC
= 3 V
-L
Standard
Mode
V
CC
= 3V
Units
Symbol
Min
Max
Min
Max
Min
Max
Min
Max
T
33
25
50
33
ns
T
LHLL
25
42
35
52
ns
T
AVLL
4
12
5
13
ns
T
LLAX
4
12
5
13
ns
T
LLIV
45
78
65
98
ns
T
LLPL
9
17
10
18
ns
T
PLPH
35
60
50
75
ns
T
PLIV
25
50
30
55
ns
T
PXIX
0
0
0
0
ns
T
PXIZ
12
20
10
18
ns
T
AVIV
53
95
80
122
ns
T
PLAZ
10
10
10
10
ns
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