Datasheet

74LVC_LVCH244A All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved.
Product data sheet Rev. 8 — 26 June 2013 6 of 19
NXP Semiconductors
74LVC244A; 74LVCH244A
Octal buffer/line driver; 3-state
8. Recommended operating conditions
9. Static characteristics
Table 5. Recommended operating conditions
Symbol Parameter Conditions Min Typ Max Unit
V
CC
supply voltage 1.65 - 3.6 V
functional 1.2 - 3.6 V
V
I
input voltage 0 - 5.5 V
V
O
output voltage output HIGH or LOW 0 - V
CC
V
output 3-state 0 - 5.5 V
T
amb
ambient temperature in free air 40 - +125 C
t/V input transition rise and fall rate V
CC
= 1.2 V to 2.7 V 0 - 20 ns/V
V
CC
= 2.7 V to 3.6 V 0 - 10 ns/V
Table 6. Static characteristics
At recommended operating conditions. Voltages are referenced to GND (ground = 0 V).
Symbol Parameter Conditions 40 C to +85 C 40 C to +125 C Unit
Min Typ
[1]
Max Min Max
V
IH
HIGH-level
input voltage
V
CC
= 1.2 V 1.08 - - 1.08 - V
V
CC
= 1.65 V to 1.95 V 0.65  V
CC
- - 0.65 
V
CC
-V
V
CC
= 2.3 V to 2.7 V 1.7 - - 1.7 - V
V
CC
= 2.7 V to 3.6 V 2.0 - - 2.0 - V
V
IL
LOW-level
input voltage
V
CC
= 1.2 V - - 0.12 - 0.12 V
V
CC
= 1.65 V to 1.95 V - - 0.35  V
CC
- 0.35  V
CC
V
V
CC
= 2.3 V to 2.7 V - - 0.7 - 0.7 V
V
CC
= 2.7 V to 3.6 V - - 0.8 - 0.8 V
V
OH
HIGH-level
output
voltage
V
I
=V
IH
or V
IL
I
O
= 100 A;
V
CC
=1.65Vto3.6V
V
CC
 0.2 - - V
CC
 0.3 - V
I
O
= 4mA; V
CC
= 1.65 V 1.2 - - 1.05 - V
I
O
= 8mA; V
CC
= 2.3 V 1.8 - - 1.65 - V
I
O
= 12 mA; V
CC
= 2.7 V 2.2 - - 2.05 - V
I
O
= 18 mA; V
CC
= 3.0 V 2.4 - - 2.25 - V
I
O
= 24 mA; V
CC
= 3.0 V 2.2 - - 2.0 - V
V
OL
LOW-level
output
voltage
V
I
=V
IH
or V
IL
I
O
=100A;
V
CC
= 1.65 V to 3.6 V
--0.2 - 0.3V
I
O
=4mA; V
CC
= 1.65 V - - 0.45 - 0.65 V
I
O
=8mA; V
CC
= 2.3 V - - 0.6 - 0.8 V
I
O
=12mA; V
CC
= 2.7 V - - 0.4 - 0.6 V
I
O
=24mA; V
CC
= 3.0 V - - 0.55 - 0.8 V