74hct244db NXP Semiconductors, 74hct244db Datasheet - Page 6

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

Philips Semiconductors
9. Recommended operating conditions
10. Static characteristics
Table 7:
At recommended operating conditions; voltages are referenced to GND (ground = 0V).
74HC_HCT244_3
Product data sheet
Symbol
T
V
V
V
amb
IH
IL
OH
= 25 C
Static characteristics 74HC244
Parameter
HIGH-state input voltage
LOW-state input voltage
HIGH-state output voltage
[1]
[2]
[3]
[4]
Table 6:
Symbol
74HC244
V
V
V
T
t
74HCT244
V
V
V
T
t
r
r
, t
, t
amb
amb
CC
I
O
CC
I
O
f
f
For DIP20 package: P
For SO20 package: P
For SSOP20 and TSSOP20 packages: P
For DHVQFN20 packages: P
Parameter
supply voltage
input voltage
output voltage
ambient temperature
input rise and fall time
supply voltage
input voltage
output voltage
ambient temperature
input rise and fall time
Recommended operating conditions
Conditions
V
V
V
V
V
V
V
CC
CC
CC
CC
CC
CC
I
I
I
I
I
I
= V
Rev. 03 — 22 December 2005
O
O
O
O
O
tot
tot
= 2.0 V
= 4.5 V
= 6.0 V
= 2.0 V
= 4.5 V
= 6.0 V
= 6.0 mA; V
= 7.8 mA; V
= 20 A; V
= 20 A; V
= 20 A; V
derates linearly with 8 mW/K above 70 C.
derates linearly with 12 mW/K above 70 C.
IH
or V
tot
derates linearly with 4.5 mW/K above 60 C.
IL
CC
CC
CC
Conditions
V
V
V
V
CC
CC
CC
CC
CC
CC
= 2.0 V
= 4.5 V
= 6.0 V
tot
= 4.5 V
= 6 V
= 2.0 V
= 4.5 V
= 6.0 V
= 4.5 V
derates linearly with 5.5 mW/K above 60 C
74HC244; 74HCT244
Octal buffer/line driver; 3-state
Min
2.0
0
0
-
-
-
4.5
0
0
-
Min
1.5
3.15
4.2
-
-
-
-
1.9
4.4
5.9
3.98
5.48
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
40
40
Typ
5.0
-
-
25
-
6.0
-
5.0
-
-
25
6.0
Typ
1.2
2.4
3.2
0.8
2.1
2.8
-
2.0
4.5
6.0
4.32
5.81
Max
6.0
V
V
+125
1000
500
400
5.5
V
V
+125
500
Max
-
-
-
0.5
1.35
1.8
-
-
-
-
-
-
CC
CC
CC
CC
Unit
V
V
V
ns
ns
ns
V
V
V
ns
Unit
V
V
V
V
V
V
V
V
V
V
V
C
C
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