Philips Semiconductors
Nine wide Schmitt trigger buffer/line driver
TRANSFER CHARACTERISTIC WAVEFORMS
Product specification
74HC/HCT9015
handbook, halfpage VO
MBA325
VH
VI
VT
VT
handbook, halfpage
VT
VI
VO
VH
VT
MBA324
Fig.6 Transfer characteristic.
Fig.7 Waveforms showing the definition of VT+,
VT− and VH.
AC WAVEFORMS
handbook, full pagewidth
An INPUT
Yn OUTPUT
MBA019
VM (1)
t PHL
t THL
VM (1)
t PLH
t TLH
(1) HC : VM = 50%; VI = GND to VCC.
HCT: VM = 1.3 V; VI = GND to 3 V.
Fig.8 Waveforms showing the input (An) to output (Yn) propagation delays and the output transition times.
PACKAGE OUTLINES
See “74HC/HCT/HCU/HCMOS Logic Package Outlines”.
December 1990
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