54ABT16646W-QML National Semiconductor, 54ABT16646W-QML Datasheet - Page 6

• Manufacturer Part Number: 54ABT16646W-QML
• Description: 16-Bit Transceivers and Registers with TRI-STATE Outputs
• Manufacturer: National Semiconductor

PrintDate=1998/07/14 PrintTime=11:10:43 43606 ds100226 Rev. No. 1 cmserv
www.national.com
Symbol
V
V
DC Electrical Characteristics
Note 4: For 8-bit toggling, I
Note 5: Guaranteed but not tested.
DC Electrical Characteristics
Note 6: Max number of outputs defined as (n). n − 1 data inputs are driven 0V to 3V. One output at LOW. Guaranteed, but not tested.
AC Electrical Characteristics
AC Operating Requirements
OLP
OLV
Symbol
f
t
t
t
t
t
t
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
Symbol
S
S
H
H
W
W
(H)
(L)
(H)
(L)
(H)
(L)
Quiet Output Maximum Dynamic V
Quiet Output Minimum Dynamic V
Max Clock Frequency
Propagation Delay
Clock to Bus
Propagation Delay
Bus to Bus
Propagation Delay
SBA
Enable Time
OE
Disable Time
OE
Enable Time
DIR
Disable Time
DIR
Setup Time, HIGH
or LOW Bus to Clock
Hold Time, HIGH
or LOW Bus to Clock
Pulse Width,
HIGH or LOW
CCD
n
n
n
n
n
to A
to A
to A
to A
or SAB
<
Parameter
Parameter
1.4 mA/MHz.
n
n
n
n
Parameter
or B
or B
or B
or B
n
n
n
to A
n
n
n
to B
n
OL
OL
(Continued)
Min
4.0
0.5
4.3
Min
125
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
T
T
A
A
6
Min
V
V
= −55˚C to +125˚C
= −55˚C to +125˚C
CC
CC
C
C
L
L
= 4.5V–5.5V
= 4.5V–5.5V
54ABT
54ABT
= 50 pF
= 50 pF
Max
−1.5
1.0
Proof
Max
Max
6.9
7.7
5.8
7.0
7.1
7.2
6.4
6.5
7.6
6.5
6.4
6.7
8.1
7.1
Units
V
V
V
5.0
5.0
CC
Units
MHz
ns
ns
ns
ns
ns
ns
ns
Units
C
T
T
ns
ns
ns
A
A
L
= 25˚C (Note 6)
= 25˚C (Note 6)
= 50 pF, R
Conditions
Figure 10
Figure 10
Figure 10
Figure 10
Figure 8
Figure 8
Figure 8
L
Fig.
No.
Figure
Figure
Figure
Fig.
= 500
No.
11
11
9
6