74hct4514 NXP Semiconductors, 74hct4514 Datasheet - Page 7

• Manufacturer Part Number: 74hct4514
• Description: 4-to-16 Line Decoder/demultiplexer With Input Latches
• Manufacturer: NXP Semiconductors

Philips Semiconductors
DC CHARACTERISTICS FOR 74HCT
For the DC characteristics see
Output capability: standard
I
Note to HCT types
The value of additional quiescent supply current ( I
To determine I
AC CHARACTERISTICS FOR 74HCT
GND = 0 V; t
September 1993
CC
INPUT
A
LE
E
SYMBOL PARAMETER
t
t
t
t
t
t
t
PHL
PHL
PHL
THL
W
su
h
n
4-to-16 line decoder/demultiplexer with
input latches
category: MSI
/ t
/ t
/ t
/ t
TLH
PLH
PLH
PLH
propagation delay
propagation delay
propagation delay
output transition time
latch enable pulse width
set-up time
hold time
UNIT LOAD COEFFICIENT
0.65
1.40
1.00
r
A
LE to Q
E to Q
HIGH
A
A
= t
n
n
n
CC
f
to Q
to LE
to LE
= 6 ns; C
per input, multiply this value by the unit load coefficient shown in the table below.
n
n
n
L
= 50 pF
“74HC/HCT/HCU/HCMOS Logic Family Specifications”
16
18
3
min.
30
29
17
7
4
9
typ.
+25
3
CC
55
50
40
15
max. min. max.
) for a unit load of 1 is given in the family specifications.
7
T
74HCT
amb
20
23
3
40 to +85
( C)
69
63
50
19
24
27
3
min.
40 to +125
83
75
60
22
max.
.
UNIT
ns
ns
ns
ns
ns
ns
ns
74HC/HCT4514
V
4.5
4.5
4.5
4.5
4.5
4.5
4.5
TEST CONDITIONS
(V)
Product specification
CC
WAVEFORMS
Fig.6
Fig.6
Fig.6
Fig.6
Fig.7
Fig.7
Fig.7