74lvch322244a NXP Semiconductors, 74lvch322244a Datasheet - Page 9

• Manufacturer Part Number: 74lvch322244a
• Description: 32-bit Buffer/line Driver; With 30 Ohm Series Termination Resistors; 5 V Input/output Tolerant; 3-state
• Manufacturer: NXP Semiconductors

Philips Semiconductors
2004 May 25
handbook, full pagewidth
handbook, full pagewidth
32-bit buffer/line driver; with 30
resistors; 5 V input/output tolerant; 3-state
V
V
V
V
V
V
V
t
t
t
M
M
X
X
Y
Y
OL
PLH
PLZ
PHZ
= V
= V
= V
= V
= 1.5 V at V
= 0.5
and V
TEST
/t
/t
/t
OL
OL
OH
OH
PZL
PHL
PZH
+ 0.3 V at V
+ 0.1 V at V
OH
V
0.3 V at V
0.1 V at V
CC
are typical output voltage drop that occur with the output load.
at V
2.7 V or
open
2
GND
CC
CC
CC
CC
CC
< 2.7 V;
V
S1
< 2.7 V;
< 2.7 V.
CC
2.7 V or
2.7 V or
HIGH-to-OFF
OFF-to-HIGH
LOW-to-OFF
OFF-to-LOW
nOE input
output
output
GENERATOR
PULSE
< 2.7 V
2.7 V to 3.6 V
GND
GND
V OH
V CC
V OL
V
V I
Fig.5 3-state enable and disable times.
Fig.6 Load circuitry for switching times.
CC
V I
V M
enabled
outputs
R T
V
2.7 V
t PLZ
t PHZ
CC
D.U.T.
series termination
V CC
V
I
V X
9
V Y
V O
Definitions for test circuit:
R
C
R
Z
o
L
L
T
of the pulse generator.
= load resistor.
= load capacitance including jig and probe capacitance.
= termination resistance should be equal to the output impedance
disabled
50 pF
C L
outputs
t PZL
R L
500
R L
500
t PZH
S1
V M
MNA479
V M
open
GND
2
outputs
enabled
MNA478
V CC
74LVCH322244A
Product specification