參數(shù)資料
型號: TS68020MF20
廠商: ATMEL CORP
元件分類: 微控制器/微處理器
英文描述: HCMOS 32-bit Virtual Memory Microprocessor
中文描述: 32-BIT, 20 MHz, MICROPROCESSOR, CQFP132
封裝: CERAMIC, QFP-132
文件頁數(shù): 12/45頁
文件大?。?/td> 1256K
代理商: TS68020MF20
12
TS68020
2115A–HIREL–07/02
t
DVSA
Data Out Valid to DS Asserted (Write)
26
26
15
10
5
ns
(6)
t
DICL
Data in Valid to Clock Low (Data Setup)
27
5
5
5
ns
t
BELCL
Late BERR/HALT Asserted to Clock
Low Setup Time
27A
20
15
10
ns
t
SNDN
AS, DS Negated to
DSACKx/BERR/HALT/AVEC Negated
28
0
80
0
65
0
50
ns
t
SNDI
DS Negated to Data On Invalid (Data in
Hold Time)
29
0
0
0
ns
(6)
t
SNDIZ
DS Negated to Data in High Impedance
29A
60
50
40
ns
t
DADI
DSACKx Asserted to Data In Valid
31
50
43
32
(2)(11)
t
DADV
DSACK Asserted to DSACKx Valid
(DSACK Asserted Skew)
31A
15
10
10
ns
(3)(11)
t
HRrf
RESET Input Transition Time
32
1.5
1.5
1.5
Clks
t
CLBA
Clock Low to BG Asserted
33
0
30
0
25
0
20
ns
t
CLBN
Clock Low to BG Negated
34
0
30
0
25
0
20
ns
t
BRAGA
BR Asserted to BG Asserted (RMC Not
Asserted)
35
1.5
3.5
1.5
3.5
1.5
3.5
Clks
(11)
t
GAGN
BGACK Asserted to BG Negated
37
1.5
3.5
1.5
3.5
1.5
3.5
Clks
(11)
t
GABRN
BGACK Asserted to BR Negated
37A
0
1.5
0
1.5
0
1.5
Clks
(11)
t
GN
BG Width Negated
39
90
75
60
ns
(11)
t
GA
BG Width Asserted
39A
90
75
60
ns
t
CHDAR
Clock High to DBEN Asserted (Read)
40
0
30
0
25
0
20
ns
t
CLDNR
Clock Low to DBEN Negated (Read)
41
0
30
0
25
0
20
ns
t
CLDAW
Clock Low to DBEN Negated (Read)
42
0
30
0
25
0
20
ns
t
CHDNW
Clock High to DBEN Asserted (Read)
43
0
30
0
25
0
20
ns
t
RADA
R/W Low to DBEN Asserted (Write)
44
15
10
10
ns
(6)
t
DA
DBEN Width Asserted
READ
WRITE
45
60
120
50
100
40
80
ns
ns
(5)
(5)
t
RWA
R/W Width Asserted (Write or Read)
46
150
125
100
ns
t
AIST
Asynchronous Input Setup Time
47A
5
5
5
ns
(11)
t
AIHT
Asynchronous Input Hold Time
47B
15
15
10
ns
(11)
t
DABA
DSACKx Asserted to BERR/HALT
Asserted
48
30
20
18
ns
(4)(11)
t
DOCH
Data Out Hold from Clock High
53
0
0
0
ns
t
BNHN
BERR Negated to HALT Negated
(Rerun)
0
0
0
ns
Table 6.
Dynamic Electrical Characteristics (Continued)
Symbol
Parameter
Interval
Number
68020-16
68020-20
68020-25
Unit
Notes
Min
Max
Min
Max
Min
Max
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