74vcx245 Fairchild Semiconductor, 74vcx245 Datasheet - Page 4

• Manufacturer Part Number: 74vcx245
• Description: 74vcx245 Low Voltage Bidirectional Transceiver With 3.6v Tolerant Inputs And Outputs
• Manufacturer: Fairchild Semiconductor

www.fairchildsemi.com
V
I
I
I
I
'
t
t
t
t
t
I
OZ
OFF
CC
PHL
PZL
PLZ
OSHL
OSLH
DC Electrical Characteristics
Note 8: Outputs disabled or 3-STATE only.
AC Electrical Characteristics
Note 9: For C
Note 10: Skew is defined as the absolute value of the difference between the actual propagation delay for any two separate outputs of the same device. The
specification applies to any outputs switching in the same direction, either HIGH-to-LOW (t
I
OL
Symbol
CC
Symbol
, t
, t
I
, t
PZH
PHZ
PLH
LOW Level Output Voltage
Input Leakage Current
3-STATE Output Leakage
Power-OFF Leakage Current
Quiescent Supply Current
Increase in I
Propagation Delay
A
Output Enable Time
Output Disable Time
Output to Output Skew
(Note 10)
L
n
to B
50
P
F, add approximately 300 ps to the AC maximum specification.
n
or B
CC
Parameter
n
Parameter
to A
per Input
n
C
C
C
C
C
C
C
C
L
L
L
L
L
L
L
L
I
I
I
I
I
I
I
I
I
I
I
0
0
V
0
V
V
V
OL
OL
OL
OL
OL
OL
OL
OL
OL
OL
OL
I
I
CC
IH
d
d
d
30 pF, R
15 pF, R
30 pF, R
15 pF, R
30 pF, R
15 pF, R
30 pF, R
15 pF, R
V
V
(V
V
V
d
(Continued)
I
O
100
12 mA
18 mA
24 mA
100
12 mA
18 mA
100
6 mA
100
2 mA
(Note 9)
V
IH
I
CC
d
, V
(V
d
CC
3.6V
or V
I
3.6V
O
or GND
, V
P
P
P
P
Conditions

)
A
A
A
A
L
L
L
L
L
L
L
L
0.6V
d
O
IL
)
Conditions
3.6V
500
2k
500
2k
500
2k
500
2k
d
3.6V (Note 8)
:
:
:
:
:
:
:
:
4
OSHL
) or LOW-to-HIGH (t
1.8
1.8
1.8
1.8
3.3
2.5
1.5
3.3
2.5
1.5
3.3
2.5
1.5
3.3
2.5
1.5
V
(V)
r
r
r
r
CC
r
r
r
r
r
r
r
r
r
r
r
r
1.65 to 2.3
0.15
0.15
0.15
0.15
2.7 to 3.6
2.3 to 2.7
1.4 to 1.6
1.4 to 3.6
1.4 to 3.6
1.4 to 3.6
1.4 to 3.6
2.7 to 3.6
0.3
0.2
0.1
0.3
0.2
0.1
0.3
0.2
0.1
0.3
0.2
0.1
1.65
V
2.7
3.0
3.0
2.3
2.3
1.4
(V)
0
CC
T
A
Min
0.6
0.8
1.5
1.0
0.6
0.8
1.5
1.0
0.6
0.8
1.5
1.0
OSLH

40
).
q
Min
C to
Max
16.8
19.6
14.4
0.75

3.5
4.2
8.4
4.5
5.6
9.8
3.6
4.0
7.2
0.5
0.5
1.5
85
q
C
Max
0.55
0.35
r
r
r
750
0.2
0.4
0.4
0.2
0.4
0.6
0.2
0.3
0.2
10
20
5.0
10
20
Units
ns
ns
ns
ns
Number
Figures
Figures
Figures
Figures
Figures
Figures
Units
Figure
1, 3, 4
5, 7, 8
1, 3, 4
5, 7, 8
P
P
P
P
P
1, 2
5, 6
V
A
A
A
A
A