參數(shù)資料
型號: 74ABT574
廠商: Fairchild Semiconductor Corporation
英文描述: Octal D-Type Flip-Flop with 3-STATE Outputs
中文描述: 八路D類觸發(fā)器觸發(fā)器3態(tài)輸出
文件頁數(shù): 4/10頁
文件大小: 120K
代理商: 74ABT574
www.fairchildsemi.com
4
7
DC Electrical Characteristics
(SOIC Package)
Note 5:
Max number of outputs defined as (n). n 1 data inputs are driven 0V to 3V. One output at LOW. Guaranteed, but not tested.
Note 6:
Max number of outputs defined as (n). n 1 data inputs are driven 0V to 3V. One output HIGH. Guaranteed, but not tested.
Note 7:
Max number of data inputs (n) switching. n 1 inputs switching 0V to 3V. Input-under-test switching: 3V to threshold (V
ILD
), 0V to threshold (V
IHD
).
Guaranteed, but not tested.
AC Electrical Characteristics
(SOIC and SSOP Package)
AC Operating Requirements
Symbol
Parameter
Min
Typ
Max
Units
V
CC
Conditions
C
L
50 pF, R
L
500
:
T
A
25
q
C (Note 5)
T
A
25
q
C (Note 5)
T
A
25
q
C (Note 6)
T
A
25
q
C (Note 7)
T
A
25
q
C (Note 7)
V
OLP
V
OLV
V
OHV
V
IHD
V
ILD
Quiet Output Maximum Dynamic V
OL
Quiet Output Minimum Dynamic V
OL
Minimum HIGH Level Dynamic Output Voltage
Minimum HIGH Level Dynamic Input Voltage
Maximum LOW Level Dynamic Input Voltage
0.7
1.1
1.0
V
V
5.0
5.0
1.5
2.5
2.0
3.0
1.6
1.2
V
V
V
5.0
5.0
5.0
0.8
Symbol
Parameter
T
A
25
q
C
V
CC
5.0V
C
L
50 pF
Typ
200
3.2
3.3
T
A
55
q
C to 125
q
C
V
CC
4.5V to 5.5V
C
L
50 pF
Min
150
1.5
1.5
T
A
40
q
C to 85
q
C
V
CC
4.5V to 5.5V
C
L
50 pF
Min
150
2.0
2.0
Units
Min
150
2.0
2.0
Max
Max
Max
f
MAX
t
PLH
t
PHL
t
PZH
t
PZL
t
PHZ
t
PLZ
Maximum Clock Frequency
Propagation Delay
CP to O
n
Output Enable Time
MHz
5.0
5.0
7.0
7.4
5.0
5.0
ns
1.5
1.5
1.5
3.1
3.1
3.6
5.3
5.3
5.4
1.0
1.0
1.0
6.5
7.2
7.2
1.5
1.5
1.5
5.3
5.3
5.4
ns
Output Disable Time
ns
1.5
3.4
5.4
1.0
6.7
1.5
5.4
Symbol
Parameter
T
A
25
q
C
V
CC
5.0V
C
L
50 pF
Min
1.0
1.5
T
A
55
q
C to 125
q
C
V
CC
4.5V to 5.5V
C
L
50 pF
Min
1.5
2.0
T
A
40
q
C to 85
q
C
V
CC
4.5V to 5.5V
C
L
50 pF
Min
1.0
1.5
Units
Max
Max
Max
t
S
(H)
t
S
(L)
t
H
(H)
t
H
(L)
t
W
(H)
t
W
(L)
Setup Time, HIGH
or LOW D
n
to CP
Hold Time, HIGH
or LOW D
n
to CP
Pulse Width, CP,
ns
1.0
1.0
3.0
2.0
2.0
3.3
1.0
1.0
3.0
ns
ns
HIGH or LOW
3.0
3.3
3.0
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