74HC245; 74HCT245
Philips Semiconductors
Octal bus tranceiver; 3-state
9. Recommended operating conditions
Table 6:
Symbol
Recommended operating conditions
Parameter
Conditions
Min
Typ
Max
Unit
Type 74HC245
VCC
VI
supply voltage
2.0
5.0
6.0
V
input voltage
0
-
VCC
VCC
1000
500
400
+125
V
VO
tr, tf
output voltage
0
-
V
input rise and fall
times
VCC = 2.0 V
VCC = 4.5 V
VCC = 6.0 V
-
-
ns
ns
ns
°C
-
6.0
-
-
-
Tamb
ambient temperature
−40
Type 74HCT245
VCC
VI
supply voltage
4.5
0
5.0
-
5.5
V
input voltage
VCC
VCC
500
V
VO
tr, tf
output voltage
0
-
V
input rise and fall
times
VCC = 4.5 V
-
6.0
ns
Tamb
ambient temperature
−40
-
+125
°C
10. Static characteristics
Table 7:
Static characteristics type 74HC245
At recommended operating conditions; voltages are referenced to GND (ground = 0 V).
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
Tamb = 25 °C
VIH
HIGH-level input voltage
LOW-level input voltage
HIGH-level output voltage
VCC = 2.0 V
1.5
1.2
2.4
3.2
0.8
2.1
2.8
-
V
V
V
V
V
V
VCC = 4.5 V
3.15
-
VCC = 6.0 V
4.2
-
VIL
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 = 6.0 V
1.9
2.0
-
-
-
-
-
V
V
V
V
V
4.4
4.5
5.9
6.0
3.98
5.48
4.32
5.81
9397 750 14502
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Product data sheet
Rev. 03 — 31 January 2005
6 of 22
NXP [ NXP ]
