DC Electrical Characteristics (Continued)
Symbol Parameter ABT245
Units V
CC
Conditions
Min Typ Max
I
CCD
Dynamic I
CC
No Load 0.1 mA/
MHz
Max
Outputs Open
(Note 3) OE
=
GND, T/R
=
GND or V
CC
One Bit Toggling, 50
%
Duty Cycle
(Note 4)
Note 3: Guaranteed but not tested.
Note 4: For 8 bits toggling, I
CCD
<
0.8 mA/MHz.
DC Electrical Characteristics
Conditions
Symbol Parameter Min Max Units V
CC
C
L
=
50 pF,
R
L
=
500Ω
V
OLP
Quiet Output Maximum Dynamic V
OL
1.1 V 5.0 T
A
=
25˚C (Note 5)
V
OLV
Quiet Output Minimum Dynamic V
OL
-0.45 V 5.0 T
A
=
25˚C(Note 5)
Note 5: Max number of outputs defined as (n).n−1data inputs are driven 0V to 3V. One output at LOW.
AC Electrical Characteristics
Symbol Parameter 54ABT Units
T
A
=
−55˚C to +125˚C
V
CC
=
4.5V–5.5V
C
L
=
50 pF
Min Max
t
PLH
Propagation Delay 1.0 4.8 ns
t
PHL
Data to Outputs 1.0 4.8
t
PZH
Output Enable 1.0 6.7 ns
t
PZL
Time 2.0 7.5
t
PHZ
Output Disable 1.7 7.4 ns
t
PLZ
Time 1.7 6.5
Capacitance
Symbol Parameter Typ Units Conditions
T
A
=
25˚C
C
IN
Input Capacitance 5.0 pF V
CC
=
0V (OE , T/R)
C
I/O
(Note 6) I/O Capacitance 11.0 pF V
CC
=
5.0V (A
n
,B
n
)
Note 6: C
I/O
is measured at frequency f
=
1 MHz, per MIL-STD-883B, Method 3012.
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