74ALVT16241 Philips Semiconductors, 74ALVT16241 Datasheet - Page 7

• Manufacturer Part Number: 74ALVT16241
• Description: 2.5V/3.3V ALVT 16-bit buffer/driver 3-State
• Manufacturer: Philips Semiconductors

Philips Semiconductors
AC WAVEFORMS
V
V
V
TEST CIRCUIT AND WAVEFORMS
1998 Feb 13
M
X
Y
Waveform 1. Input (nAx) to Output (nYx) Propagation Delays
nYx OUTPUT
2.5V/3.3V 16-bit buffer/driver (3-State)
= V
= V
nAx INPUT
= 1.5V at V
GENERATOR
DEFINITIONS
R
C
R
t
t
t
PHZ
SWITCH POSITION
PLH
L
L
T
PLZ
OL
OH
PULSE
TEST
= Load resistor; see AC CHARACTERISTICS for value.
= Load capacitance includes jig and probe capacitance;
= Termination resistance should be equal to Z
/t
/t
/t
+ 0.3V at V
– 0.3V at V
PZH
PZL
PHL
see AC CHARACTERISTICS for value.
pulse generators.
CC
V
6V or V
M
w 3.0V; V
t
Test Circuit for 3-State Outputs
PLH
SWITCH
V
CC
CC
IN
GND
open
R
w 3.0V; V
w 3.0V; V
T
CC
V
M
x 2
M
= V
D.U.T.
CC
X
Y
V
CC
= V
/2 at V
= V
OL
OH
+ 0.15V at V
CC
– 0.15V at V
V
V
OUT
M
t
PHL
v 2.7V
C
L
OUT
3.0V or V
whichever is less
V
CC
M
CC
SW00160
of
R
R
v 2.7V
v 2.7V
L
L
CC
0V
V
V
,
OH
OL
6V or
V
GND
CC
OPEN
x 2
7
74ALVT16
FAMILY
NEGATIVE
PULSE
POSITIVE
PULSE
nYx
OUTPUT
nYx
OUTPUT
nOE
INPUT
nOE
INPUT
Waveform 2. 3-State Output Enable and Disable Times
90%
10%
3.0V or V
V
Amplitude
whichever
V
M
M
is less
t
t
PZH
PZL
= 1.5V or V
V
V
M
10%
90%
M
Input Pulse Definition
CC
INPUT PULSE REQUIREMENTS
t
t
THL
TLH
V
V
M
M
Rep. Rate
CC
(t
(t
F
R
10MHz
)
)
/ 2, whichever is less
t
t
W
W
10%
90%
V
M
500ns
t
t
PLZ
PHZ
74ALVT16241
t
V
W
V
M
M
Product specification
2.5ns
90%
10%
t
V
V
V
V
R
OL
OH
Y
X
t
t
TLH
THL
3.0V or V
whichever is
less
SW00162
(t
(t
0V
0V
AMP (V)
AMP (V)
3.0V or V
R
F
2.5ns
0V
SW00209
t
)
F
)
CC
CC