Datasheet

September 1993 12
Philips Semiconductors Product specification
Dual retriggerable precision monostable
multivibrator
74HC/HCT4538
Fig.14 Typical pulse width accuracy versus external capacitance; R
EXT
= 10 kΩ;V
CC
= 4.5 V; T
amb
= 25 °C.
Fig.15 Typical pulse width accuracy versus power supply; C
EXT
= 1 nF; T
amb
= 25 °C.
Fig.16 Typical pulse width accuracy versus power supply; C
EXT
= 100 nF; T
amb
= 25 °C.