參數(shù)資料
型號(hào): 74F651SCX
元件分類: 通用總線功能
英文描述: Single 8-Bit Inverting Bus Transceiver
中文描述: 單8位反向總線收發(fā)器
文件頁數(shù): 6/8頁
文件大?。?/td> 82K
代理商: 74F651SCX
www.fairchildsemi.com
6
7
AC Electrical Characteristics
AC Operating Requirements
Symbol
Parameter
T
A
=
+
25
°
C
V
CC
=
+
5.0V
C
L
=
50 pF
Min
90
2.0
2.0
T
A
=
55
°
C to
+
125
°
C
V
CC
=
+
5.0V
C
L
=
50 pF
Min
75
2.0
2.0
T
A
=
0
°
C to
+
70
°
C
V
CC
=
+
5.0V
C
L
=
50 pF
Min
90
2.0
2.0
Units
Max
Max
Max
f
MAX
t
PLH
t
PHL
t
PLH
t
PHL
t
PLH
t
PHL
t
PLH
t
PHL
Max. Clock Frequency
Propagation Delay
Clock to Bus
MHz
7.0
8.0
8.5
9.5
8.0
9.0
ns
Propagation Delay
Bus to Bus (74F651)
Propagation Delay
2.0
1.0
1.0
8.5
7.5
7.0
1.0
1.0
1.0
9.0
8.0
8.0
2.0
1.0
1.0
9.0
8.0
7.5
ns
ns
Bus to Bus (74F652)
Propagation Delay
SBA or SAB to A or B
1.0
2.0
2.0
6.5
8.5
8.0
1.0
2.0
2.0
8.0
11.0
10.0
1.0
2.0
2.0
7.0
9.5
9.0
ns
Symbol
Parameter
T
A
=
+
25
°
C
V
CC
=
+
5.0V
Min
2.0
2.0
T
A
=
55
°
C to
+
125
°
C
V
CC
=
+
5.0V
Min
2.0
2.0
T
A
=
0
°
C to
+
70
°
C
V
CC
=
+
5.0V
Min
2.0
2.0
Units
Max
9.5
12.0
Max
10.0
10.0
Max
10.0
12.5
t
PZH
t
PZL
t
PHZ
t
PLZ
t
PZH
t
PZL
t
PHZ
t
PLZ
t
S
(H)
t
S
(L)
t
H
(H)
t
H
(L)
t
W
(H)
t
W
(L)
Enable Time
*OEBA to A
ns
Disable Time
*OEBA to A
Enable Time
1.0
2.0
2.0
7.5
8.5
9.5
1.0
1.0
2.0
9.0
9.0
10.0
1.0
2.0
2.0
8.0
9.0
10.0
OEAB to B
Disable Time
OEAB to B
3.0
2.0
2.0
13.0
9.0
10.5
2.0
1.0
1.0
12.0
9.0
12.0
3.0
2.0
2.0
14.0
10.0
11.0
ns
Setup Time, HIGH or
LOW, Bus to Clock
5.0
5.0
5.0
5.0
5.0
5.0
ns
Hold Time, HIGH or
LOW, Bus to Clock
Clock Pulse Width
2.0
2.0
5.0
2.5
2.5
5.0
2.0
2.0
5.0
ns
ns
HIGH or LOW
5.0
5.0
5.0
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