M34571T2-CPE User’s Manual
4. Hardware Specifications
REJ10J0972-0100 Rev.1.00 February 10, 2006
Page 61 of 72
Table 4.8 Electrical characteristics of the 74VHC14
Standard values
Signal Item
Condition
Min. Max.
Unit
Vcc=3.0V -
2.20
Vcc=4.5V -
3.15
V
P
“H” level threshold voltage
Vcc=5.5V -
3.85
Vcc=3.0V 0.90
-
Vcc=4.5V 1.35
-
V
N
“L” level threshold voltage
Vcc=5.5V 1.65
-
Vcc=3.0V 0.30
1.20
Vcc=4.5V 0.40
1.40
V
H
Hysteresis
voltage
Vcc=5.5V 0.50
1.60
V
Table 4.9 Electrical characteristics of the 74VHC08
Standard values
Signal Item
Condition
Min. Standard Max.
Unit
Vcc=3.0V, I
OH
=-4mA 2.58 -
-
V
OH
“H” output voltage
Vcc=4.5V, I
OH
=-8mA 3.94 -
-
Vcc=3.0V, I
OL
=4mA - - 0.36
V
OL
“L”
output
voltage
Vcc=4.5V, I
OL
=8mA - - 0.36
V
