參數(shù)資料
型號: SAB80C537
廠商: INFINEON TECHNOLOGIES AG
元件分類: 8位微控制器
英文描述: 8-Bit CMOS Single-Chip Microcontroller
中文描述: 8位CMOS單芯片微控制器
文件頁數(shù): 41/56頁
文件大?。?/td> 668K
代理商: SAB80C537
SAB 80C515/80C535
Semiconductor Group
40
AC Characteristics
V
CC
= 5 V
±
10%;
V
SS
= 0 V (
C
L
for Port 0, ALE and PSEN outputs = 100 pF;
C
L
for all outputs = 80 pF);
T
A
= 0 to 70 C for SAB 80C515/80C535
T
A
= – 40 to 85 C for SAB 80C515/80C535-T40/85
Parameter
Symbol
Limit values
Unit
12 MHz clock
Variable clock
1/
t
CLCL
= 3.5MHz to 12 MHz
min.
max.
min.
max.
Program Memory Characteristics
ALE pulse width
t
LHLL
127
2
t
C LCL
– 40
ns
Address setup to ALE
t
AVLL
53
t
C LCL
– 30
ns
Address hold after ALE
t
LLAX
48
t
C LCL
– 35
ns
ALE to valid instruction
in
t
LLIV
233
4
t
C LCL
– 100
ns
ALE to PSEN
t
LLPL
58
t
C LCL
– 25
ns
PSEN pulse width
t
PLPH
215
3
t
C LCL
– 35
ns
PSEN to valid instruction
in
t
PLIV
150
3
t
C LCL
– 100
ns
Input instruction hold
after PSEN
t
PXIX
0
0
ns
Input instruction float
after PSEN
t
PXIZ
1)
63
t
C LCL
20
ns
Address valid after
PSEN
t
PXAV
1
)
75
t
C LCL
– 8
ns
Address to valid instruc-
tion in
t
A VIV
302
5
t
C LCL
115
ns
Address float to PSEN
t
A ZPL
0
0
ns
1)
Interfacing the SAB 80C515 to devices with float times up to 75 ns is permissible.
This limited bus contention will not cause any damage to port 0 drivers.
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參數(shù)描述
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