NXP Semiconductors
74LVC244A; 74LVCH244A
Octal buffer/line driver; 3-state
8. Recommended operating conditions
Table 5.
Symbol
V
CC
Recommended operating conditions
Parameter
supply voltage
Conditions
maximum speed
performance
functional
V
I
V
O
T
amb
∆t/∆V
input voltage
output voltage
ambient temperature
input transition rise and fall rate
output HIGH or LOW
output 3-state
in free air
V
CC
= 1.2 V to 2.7 V
V
CC
= 2.7 V to 3.6 V
Min
2.7
1.2
0
0
0
−40
0
0
Typ
-
-
-
-
-
-
-
-
Max
3.6
3.6
5.5
V
CC
5.5
+125
20
10
Unit
V
V
V
V
V
°C
ns/V
ns/V
9. Static characteristics
Table 6.
Static characteristics
At recommended operating conditions. Voltages are referenced to GND (ground = 0 V).
Symbol
V
IH
V
IL
V
OH
Parameter
HIGH-level input
voltage
LOW-level input
voltage
Conditions
V
CC
= 1.2 V
V
CC
= 2.7 V to 3.6 V
V
CC
= 1.2 V
V
CC
= 2.7 V to 3.6 V
−40 °C
to +85
°C
Min
V
CC
2.0
-
-
V
CC
−
0.2
2.2
2.4
2.2
-
-
-
−40 °C
to +125
°C
Unit
Min
V
CC
2.0
-
-
V
CC
−
0.3
2.05
2.25
2.0
-
-
-
-
-
Max
-
-
0
0.8
-
-
-
-
0.3
0.6
0.8
±20
±20
V
V
V
V
V
V
V
V
V
V
V
µA
µA
-
-
0
Typ
-
-
-
-
V
CC
-
-
-
0
-
-
±0.1
±0.1
Max
0.8
-
-
-
-
0.20
0.40
0.55
±5
±5
HIGH-level output V
I
= V
IH
or V
IL
voltage
I
O
=
−100 µA;
V
CC
= 2.7 V to 3.6 V
I
O
=
−12
mA; V
CC
= 2.7 V
I
O
=
−18
mA; V
CC
= 3.0 V
I
O
=
−24
mA; V
CC
= 3.0 V
V
OL
LOW-level output
voltage
V
I
= V
IH
or V
IL
I
O
= 100
µA;
V
CC
= 2.7 V to 3.6 V
I
O
= 12 mA; V
CC
= 2.7 V
I
O
= 24 mA; V
CC
= 3.0 V
I
I
I
OZ
input leakage
current
OFF-state output
current
V
I
= 5.5 V or GND; V
CC
= 3.6 V
V
I
= V
IH
or V
IL
;
V
O
= 5.5 V or GND;
V
CC
= 3.6 V
-
-
I
OFF
I
CC
∆I
CC
power-off leakage V
I
or V
O
= 5.5 V; V
CC
= 0.0 V
current
supply current
additional supply
current
V
I
= V
CC
or GND; I
O
= 0 A;
V
CC
= 3.6 V
per input pin; V
I
= V
CC
−
0.6 V;
I
O
= 0 A; V
CC
= 2.7 V to 3.6 V
-
-
-
±0.1
0.1
5
±10
10
500
-
-
-
±20
40
5000
µA
µA
µA
74LVC_LVCH244A_6
© NXP B.V. 2009. All rights reserved.
Product data sheet
Rev. 06 — 13 August 2009
6 of 18
PHILIPS [ NXP SEMICONDUCTORS ]
