74HC244; 74HCT244
Philips Semiconductors
Octal buffer/line driver; 3-state
Table 7:
Static characteristics 74HC244 …continued
At recommended operating conditions; voltages are referenced to GND (ground = 0V).
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
VOL
LOW-state output voltage
VI = VIH or VIL
IO = 20 µA; VCC = 2.0 V
IO = 20 µA; VCC = 4.5 V
IO = 20 µA; VCC = 6.0 V
IO = 6.0 mA; VCC = 4.5 V
IO = 7.8 mA; VCC = 6 V
VI = VCC or GND; VCC = 6 V
VI = VIH or VIL; VO = VCC or GND
VI = VCC or GND; IO = 0 A;
-
-
-
-
-
-
-
-
0
0.1
V
0
0.1
V
0
0.1
V
0.15
0.26
0.26
±0.1
±0.5
8.0
V
0.16
V
ILI
input leakage current
-
-
-
µA
µA
µA
IOZ
ICC
OFF-state output current
quiescent supply current
VCC = 6.0 V
Ci
input capacitance
-
3.5
-
pF
Tamb = −40 °C to +85 °C
VIH HIGH-state input voltage
VCC = 2.0 V
1.5
-
-
-
-
-
-
-
V
V
V
V
V
V
VCC = 4.5 V
3.15
-
VCC = 6.0 V
4.2
-
VIL
LOW-state input voltage
HIGH-state output voltage
VCC = 2.0 V
-
-
-
0.5
1.35
1.8
VCC = 4.5 V
VCC = 6.0 V
VOH
VI = VIH or VIL
IO = −20 µA; VCC = 2.0 V
IO = −20 µA; VCC = 4.5 V
IO = −20 µA; VCC = 6.0 V
IO = −6.0 mA; VCC = 4.5 V
IO = −7.8 mA; VCC = 6 V
VI = VIH or VIL
1.9
-
-
-
-
-
-
-
-
-
-
V
V
V
V
V
4.4
5.9
3.84
5.34
VOL
LOW-state output voltage
IO = 20 µA; VCC = 2.0 V
IO = 20 µA; VCC = 4.5 V
IO = 20 µA; VCC = 6.0 V
IO = 6.0 mA; VCC = 4.5 V
IO = 7.8 mA; VCC = 6 V
VI = VCC or GND; VCC = 6 V
VI = VIH or VIL; VO = VCC or GND
VI = VCC or GND; IO = 0 A;
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
0.1
V
0.1
V
0.1
V
0.33
0.33
±1.0
±5.0
80
V
V
ILI
input leakage current
µA
µA
µA
IOZ
ICC
OFF-state output current
quiescent supply current
VCC = 6.0 V
74HC_HCT244_3
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Product data sheet
Rev. 03 — 22 December 2005
7 of 22
NXP [ NXP ]
