Philips Semiconductors
Octal inverting buffers with 3-state outputs
Product specification
HEF40240B
buffers
Fig.3 Logic diagram (one buffer).
TRUTH TABLE
INPUTS
In
EO
H
L
L
L
X
H
OUTPUT
On
L
H
Z
Notes
1. H = HIGH state (the more positive voltage)
L = LOW state (the less positive voltage)
X = state is immaterial
Z = high impedance off state
RATINGS
Limiting values in accordance with the Absolute Maximum System (IEC 134)
See Family Specifications except for:
D.C. current into any input
± II
D.C. source or sink current into any output
± IO
D.C. current into the supply terminals
±I
max.
max.
max.
10 mA
25 mA
100 mA
DC CHARACTERISTICS
VSS = 0 V
PARAMETER
Output current
HIGH
Output current
HIGH
Output current
LOW
Hysteresis
voltage
(any input)
VDD VOH VOL
SYMBOL
−40
Tamb (°C)
+25
+85
V VV
MIN. TYP. MIN. TYP. MIN. TYP.
5
3,6 − −IOH
10
8,4 − −IOH
15 13,2 − −IOH
5
4,6 − −IOH
10
9,5 − −IOH
15 13,5 − −IOH
5 − 0,4 IOL
10 − 0,5 IOL
15 − 1,5 IOL
5
−
− VH
10
−
− VH
15
−
− VH
9,3 − 10,0 24,0 10,7 −
14,4 − 15,0 46,0 15,0 −
19,5 − 20,0 62,0 19,8 −
0,75 −
0,6 1,2 0,45
1,85 −
1,5 3,0 1,1 −
14,5 − 15,0 50,0 15,5 −
2,9 −
2,3 5,4 1,75 −
9,5 −
7,6 17,0 5,50 −
30,0 − 25,0 45,0 19,0 −
−
−
− 220,0 −
−
−
−
− 250,0 −
−
−
−
− 320,0 −
−
UNIT
mA
mA
mA
mA
mA
mA
mA
mA
mA
mV
mV
mV
January 1995
3