74LVTH244 PHILIPS [NXP Semiconductors], 74LVTH244 Datasheet - Page 5

• Manufacturer Part Number: 74LVTH244
• Description: 3.3V Octal buffer/line driver 3-State
• Manufacturer: PHILIPS [NXP Semiconductors]

1. All typical values are at V
Philips Semiconductors
AC CHARACTERISTICS
GND = 0V; t
NOTE:
AC WAVEFORMS
V
1998 Oct 02
nYx
OUTPUT
M
nAx INPUT
Waveform 1. Input (nAx) to Output (nYx) Propagation Delays
SYMBOL
3.3V Octal buffer/line driver (3-State)
= 1.5V, V
t
t
t
t
t
t
PLH
PHL
PZH
PHZ
PZL
PLZ
R
IN
= t
Propagation delay
nAx to nYx
Output enable time
to High and Low level
Output disable time
from High and Low level
= GND to 2.7V
F
V
M
= 2.5ns; C
t
PLH
PARAMETER
V
M
CC
L
= 50pF; R
= 3.3V and T
L
V
= 500 ; T
M
t
PHL
amb
= 25 C.
V
M
amb
= –40 C to +85 C.
WAVEFORM
3.0V or V
whichever
is less
0V
V
V
OH
OL
SA00016
1
2
2
CC
5
Yn OUTPUT
Yn OUTPUT
MIN
OE INPUT
1.1
1.3
1.1
1.4
1.9
1.8
Waveform 2. 3-State Output Enable and Disable Times
V
CC
= 3.3V 0.3V
TYP
1.5V
1.9
2.0
2.8
2.3
2.9
2.5
t
t
PZL
PZH
1
LIMITS
1.5V
1.5V
MAX
3.5
3.3
4.5
4.4
4.4
4.4
V
74LVTH244A
CC
1.5V
t
t
MAX
PLZ
PHZ
3.8
3.6
5.3
4.9
4.5
4.4
= 2.7V
Product specification
3.0V
V
V
V
0V
V
UNIT
OL
OL
OH
OH
SV00103
0V
ns
ns
ns
2.7V
+ 0.3V
– 0.3V