Philips Semiconductors
Product specification
Hex high-to-low level shifter
AC CHARACTERISTICS FOR 74HC
GND = 0 V; t
r
= t
f
= 6 ns; C
L
= 50 pF
T
amb
(°C)
74HC
SYMBOL
PARAMETER
+25
min. typ.
t
PHL
/ t
PLH
propagation delay
nA to nY
output transition time
25
9
7
19
7
6
max.
85
17
14
75
15
13
−40
to +85
min. max.
105
21
18
95
19
16
−40
to +125
min.
max.
130
26
22
110
22
19
ns
2.0
4.5
6.0
2.0
4.5
6.0
UNIT
74HC4050
TEST CONDITIONS
V
CC
WAVEFORMS
(V)
Fig.7
t
THL
/ t
TLH
ns
Fig.7
AC WAVEFORMS
(1) HC : V
M
= 50%; V
I
= GND to V
CC
.
HCT: V
M
= 1.3 V; V
I
= GND to 3 V.
Fig.7 Waveforms showing the input (nA) to output (nY) propagation delays and the output transition times.
PACKAGE OUTLINES
See
“74HC/HCT/HCU/HCMOS Logic Package Outlines”.
December 1990
7
PHILIPS [ NXP SEMICONDUCTORS ]
