Philips Semiconductors
74HC245; 74HCT245
Octal bus tranceiver; 3-state
9. Recommended operating conditions
Table 6:
Symbol
V
CC
V
I
V
O
t
r
, t
f
Recommended operating conditions
Parameter
supply voltage
input voltage
output voltage
input rise and fall
times
V
CC
= 2.0 V
V
CC
= 4.5 V
V
CC
= 6.0 V
T
amb
V
CC
V
I
V
O
t
r
, t
f
T
amb
ambient temperature
supply voltage
input voltage
output voltage
input rise and fall
times
ambient temperature
V
CC
= 4.5 V
Type 74HCT245
4.5
0
0
-
−40
5.0
-
-
6.0
-
5.5
V
CC
V
CC
500
+125
V
V
V
ns
°C
Conditions
Min
2.0
0
0
-
-
-
−40
Typ
5.0
-
-
-
6.0
-
-
Max
6.0
V
CC
V
CC
1000
500
400
+125
Unit
V
V
V
ns
ns
ns
°C
Type 74HC245
10. Static characteristics
Table 7:
Static characteristics type 74HC245
At recommended operating conditions; voltages are referenced to GND (ground = 0 V).
Symbol
V
IH
Parameter
HIGH-level input voltage
Conditions
V
CC
= 2.0 V
V
CC
= 4.5 V
V
CC
= 6.0 V
V
IL
LOW-level input voltage
V
CC
= 2.0 V
V
CC
= 4.5 V
V
CC
= 6.0 V
V
OH
HIGH-level output voltage
V
I
= V
IH
or V
IL
I
O
=
−20 µA;
V
CC
= 2.0 V
I
O
=
−20 µA;
V
CC
= 4.5 V
I
O
=
−20 µA;
V
CC
= 6.0 V
I
O
=
−6.0
mA; V
CC
= 4.5 V
I
O
=
−7.8
mA; V
CC
= 6.0 V
1.9
4.4
5.9
3.98
5.48
2.0
4.5
6.0
4.32
5.81
-
-
-
-
-
V
V
V
V
V
Min
1.5
3.15
4.2
-
-
-
Typ
1.2
2.4
3.2
0.8
2.1
2.8
Max
-
-
-
0.5
1.35
1.8
Unit
V
V
V
V
V
V
T
amb
= 25
°C
9397 750 14502
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Product data sheet
Rev. 03 — 31 January 2005
6 of 22
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