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74HCT244 Arkusz danych(PDF) 7 Page - NXP Semiconductors

Numer części 74HCT244
Szczegółowy opis  Octal buffer/line driver; 3-state
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Producent  PHILIPS [NXP Semiconductors]
Strona internetowa  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

74HCT244 Arkusz danych(HTML) 7 Page - NXP Semiconductors

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


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