74abt646cscx-nl Fairchild Semiconductor, 74abt646cscx-nl Datasheet - Page 5

• Manufacturer Part Number: 74abt646cscx-nl
• Description: 74abt646 Octal Transceivers And Registers With 3-state Outputs
• Manufacturer: Fairchild Semiconductor

f
t
t
t
t
t
t
t
t
t
t
t
t
t
t
MAX
PLH
PHL
PLH
PHL
PLH
PHL
PZH
PZL
PHZ
PLZ
PZH
PZL
PHZ
PLZ
t
t
t
t
t
t
V
V
V
V
V
DC Electrical Characteristics
Note 6: Max number of outputs defined as (n). n
Note 7: Max number of outputs defined as (n). n
Note 8: Max number of data inputs (n) switching. n
Guaranteed, but not tested.
AC Electrical Characteristics
(SOIC and SSOP package)
Symbol
AC Operating Requirements
S
S
H
H
W
W
Symbol
OLP
OLV
OHV
IHD
ILD
(H)
(L)
(H)
(L)
Symbol
(H)
(L)
Maximum Clock Frequency
Propagation Delay
Clock to Bus
Propagation Delay
Bus to Bus
Propagation Delay
SBA or SAB to A
Enable Time
OE to A
Disable Time
OE to A
Enable Time
DIR to A
Disable Time
DIR to A
Quiet Output Maximum Dynamic V
Quiet Output Minimum Dynamic V
Minimum HIGH Level Dynamic Output Voltage
Minimum HIGH Level Dynamic Input Voltage
Maximum LOW Level Dynamic Input Voltage
Setup Time, HIGH
or LOW Bus to Clock
Hold Time, HIGH
or LOW Bus to Clock
Pulse Width,
HIGH or LOW
n
n
n
n
or B
or B
or B
or B
Parameter
n
n
n
n
n
Parameter
to B
Parameter
n
OL
OL
1 data inputs are driven 0V to 3V. One output at LOW. Guaranteed, but not tested.
1 data inputs are driven 0V to 3V. One output HIGH. Guaranteed, but not tested.
Min
200
1 inputs switching 0V to 3V. Input-under-test switching: 3V to threshold (V
1.7
1.7
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
V
T
C
CC
Min
A
1.5
1.0
3.0
L
V
Typ
3.0
2.6
3.0
3.4
3.2
3.5
3.7
3.2
3.4
3.7
3.8
3.2
T
3.4
3.0
C
CC
A
50 pF
L
25 C
Min
2.5
2.2
5.0V
1.2
50 pF
25 C
5.0V
5
Max
Max
5.6
4.8
4.8
5.9
5.9
6.3
6.3
6.0
6.0
6.3
6.3
6.0
6.0
5.6
Typ
0.6
3.0
1.8
0.8
0.9
T
A
T
V
Min
1.5
1.0
3.0
Max
0.8
0.5
A
CC
Min
V
200
2.2
1.7
1.5
1.5
1.5
1.5
1.0
1.9
1.5
1.5
1.0
2.2
1.5
1.5
C
55 C to 125 C
CC
L
C
55 C to 125 C
4.5V–5.5V
L
50 pF
4.5V–5.5V
Units
50 pF
V
V
V
V
V
Max
3.0
1.0
4.0
Max
8.8
8.8
7.9
7.9
8.1
8.9
7.3
8.8
9.3
9.3
7.7
9.5
8.7
9.2
V
5.0
5.0
5.0
5.0
5.0
T
CC
A
V
Min
1.5
1.0
3.0
T
CC
A
V
Min
200
1.7
1.7
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
C
CC
40 C to 85 C
L
T
T
C
T
T
T
ILD
4.5V–5.5V
A
A
A
A
A
40 C to 85 C
L
50 pF
C
), 0V to threshold (V
4.5V–5.5V
www.fairchildsemi.com
L
25 C (Note 6)
25 C (Note 6)
25 (Note 7)
25 C (Note 8)
25 C (Note 8)
50 pF
Max
50 pF, R
Conditions
Max
5.6
5.6
4.8
4.8
5.9
5.9
6.3
6.3
6.0
6.0
6.3
6.3
6.0
6.0
L
Units
500
Units
ns
ns
ns
IHD
MHz
ns
ns
ns
ns
ns
ns
ns
).