Philips Semiconductors
Quadruple 2-input NAND Schmitt trigger
Product specification
HEF4093B
gates
DC CHARACTERISTICS
VSS = 0 V; Tamb = 25 °C
Hysteresis
voltage
Switching levels
positive-going
input voltage
negative-going
input voltage
VDD
V
5
10
15
5
10
15
5
10
15
SYMBOL MIN. TYP. MAX.
0,4 0,7
−
V
VH
0,6 1,0
−
V
0,7 1,3
−
V
1,9 2,9
3,5
V
VP
3,6 5,2
7
V
4,7 7,3 11
V
1,5 2,2
3,1
V
VN
3
4,2
6,4
V
4
6,0 10,3
V
Fig.4 Transfer characteristic.
Fig.5 Waveforms showing definition of
VP, VN and VH; where VN and VP are
between limits of 30% and 70%.
January 1995
3