74hct244db NXP Semiconductors, 74hct244db Datasheet - Page 8

• Manufacturer Part Number: 74hct244db
• Description: Octal Buffer/line Driver; 3-state
• Manufacturer: NXP Semiconductors

Philips Semiconductors
Table 7:
At recommended operating conditions; voltages are referenced to GND (ground = 0V).
Table 8:
At recommended operating conditions; voltages are referenced to GND (ground = 0 V).
74HC_HCT244_3
Product data sheet
Symbol
T
V
V
V
V
I
I
I
Symbol
T
V
V
V
V
I
I
I
LI
OZ
CC
LI
OZ
CC
amb
amb
IH
IL
OH
OL
IH
IL
OH
OL
= 40 C to +125 C
= 25 C
Static characteristics 74HC244
Static characteristics 74HCT244
Parameter
HIGH-state input voltage
LOW-state input voltage
HIGH-state output voltage
LOW-state output voltage
input leakage current
OFF-state output current
quiescent supply current
Parameter
HIGH-state input voltage
LOW-state input voltage
HIGH-state output voltage
LOW-state output voltage
input leakage current
OFF-state output current
quiescent supply current
…continued
Conditions
V
V
V
V
V
V
V
V
V
V
V
V
Conditions
V
V
V
V
V
per input pin; V
V
or V
V
V
CC
CC
CC
CC
CC
CC
I
I
I
I
I
CC
CC
CC
I
I
I
O
I
CC
I
I
I
I
I
I
I
I
I
I
I
I
I
I
= V
= V
= V
= V
= V
= V
= V
= V
= V
Rev. 03 — 22 December 2005
O
O
O
O
O
O
O
O
O
O
O
O
O
O
= V
CC
= 2.0 V
= 4.5 V
= 6.0 V
= 2.0 V
= 4.5 V
= 6.0 V
= 6.0 V
= 4.5 V to 5.5 V
= 4.5 V to 5.5 V
= 5.5 V
= 6.0 mA; V
= 7.8 mA; V
= 20 A; V
= 20 A; V
= 20 A; V
= 20 A; V
= 20 A; V
= 20 A; V
= 6.0 mA; V
= 7.8 mA; V
= 20 A
= 6.0 mA
= 20 A
= 6.0 mA
IH
IH
CC
IH
CC
IH
IH
CC
CC
; I
CC
or V
or V
or V
or V
or V
O
or GND; V
or GND; I
or GND; V
or GND; I
or GND; other pins at GND
= 0 A; V
IL
IL
IL
IL
IL
; V
; V
; V
I
CC
CC
CC
= V
CC
CC
CC
CC
CC
O
CC
CC
CC
CC
= 2.0 V
= 4.5 V
= 6.0 V
CC
= V
O
O
CC
CC
= 4.5 V
= 6 V
= 4.5 V
= 4.5 V
IH
= 2.0 V
= 4.5 V
= 6.0 V
= 0 A;
= 0 A;
= 4.5 V
= 6 V
= 5.5 V
CC
or V
= 6 V
= 5.5 V
or GND
IL
;
74HC244; 74HCT244
Octal buffer/line driver; 3-state
Min
1.5
3.15
4.2
-
-
-
1.9
4.4
5.9
3.7
5.2
-
-
-
-
-
-
-
-
Min
2.0
-
4.4
3.98
-
-
-
-
-
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Typ
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Typ
1.6
1.2
4.5
4.32
0
0.16
-
-
-
Max
-
-
-
0.5
1.35
1.8
-
-
-
-
-
0.1
0.1
0.1
0.4
0.4
160
Max
-
0.8
-
-
0.1
0.26
8.0
1.0
10.0
0.1
0.5
Unit
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
Unit
V
V
V
V
V
V
A
A
A
A
A
A
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