74act646spc Fairchild Semiconductor, 74act646spc Datasheet - Page 7

• Manufacturer Part Number: 74act646spc
• Description: 74ac646 * 74act646 Octal Transceiver/register With 3-state Outputs
• Manufacturer: Fairchild Semiconductor

t
t
t
t
t
t
t
t
t
t
t
t
t
t
PLH
PHL
PLH
PHL
PLH
PHL
PZH
PZL
PHZ
PLZ
PZH
PZL
PHZ
PLZ
t
t
t
C
C
C
S
H
W
AC Electrical Characteristics for ACT
Note 10: Voltage Range 5.0 is 5.0V
AC Operating Requirements for ACT
Note 11: Voltage Range 5.0 is 5.0V
Capacitance
IN
I/O
PD
Symbol
Symbol
Symbol
Propagation Delay
Clock to Bus
Propagation Delay
Clock to Bus
Propagation Delay
Bus to Bus
Propagation Delay
Bus to Bus
Propagation Delay
SBA or SAB to A
(w/A
Propagation Delay
SBA or SAB to A
(w/A
Enable Time
G to A
Enable Time
G to A
Disable Time
G to A
Disable Time
G to A
Enable Time
DIR to A
Enable Time
DIR to A
Disable Time
DIR to A
Disable Time
DIR to A
Setup Time, HIGH or LOW
BUS to Clock
Hold Time, HIGH or LOW
Bus to Clock
Clock Pulse Width
HIGH or LOW
n
n
Input Capacitance
Input/Output Capacitance
Power Dissipation Capacitance
or B
or B
n
n
n
n
or B
or B
or B
or B
n
n
n
n
or B
or B
or B
or B
n
n
, HIGH or LOW)
, HIGH or LOW)
n
n
n
n
n
n
n
n
Parameter
n
n
to B
to B
Parameter
0.5V
0.5V
Parameter
n
n
(Note 10)
V
(V)
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
CC
(Note 11)
V
(V)
5.0
5.0
5.0
CC
15.0
60.0
Typ
4.5
7
Min
3.5
4.0
3.0
2.5
3.0
3.0
2.0
3.5
5.0
3.5
2.0
3.5
5.0
3.5
T
C
Typ
2.5
4.5
0
A
L
T
C
12.0
12.0
10.5
10.0
Typ
8.5
8.5
9.5
9.5
9.0
9.0
6.5
6.5
8.5
8.5
A
L
50 pF
25 C
Units
50 pF
pF
25 C
pF
pF
7.0
2.5
7.0
Max
14.5
14.5
10.5
10.5
11.5
11.5
11.0
11.0
13.0
12.5
10.5
10.5
12.5
12.5
Guaranteed Minimum
V
V
V
CC
CC
CC
T
A
OPEN
5.0V
5.0V
T
A
Min
C
3.5
2.5
2.0
2.5
2.5
1.5
3.0
4.5
3.0
1.5
3.0
4.5
3.0
3.0
40 C to 85 C
L
C
8.0
2.5
8.0
40 C to 85 C
L
50 pF
Conditions
50 pF
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Max
16.0
16.0
12.5
12.5
12.0
12.0
14.5
14.0
13.5
13.5
11.5
11.5
11.5
11.5
Units
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns