74alvt16245dl NXP Semiconductors, 74alvt16245dl Datasheet - Page 9

• Manufacturer Part Number: 74alvt16245dl
• Description: 2.5v/3.3v Alvt 16-bit Transceiver 3-state
• Manufacturer: NXP Semiconductors

Philips Semiconductors
AC WAVEFORMS
V
V
V
TEST CIRCUIT AND WAVEFORMS
1998 Feb 13
M
X
Y
An or Bn
INPUT
Bn or An
OUTPUT
2.5V/3.3V 16-bit transceiver (3-State)
= V
= V
= 1.5V at V
GENERATOR
DEFINITIONS
R
C
R
SWITCH POSITION
t
t
t
L
L
T
PHZ
PLH/
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
Waveform 1. Input to Output Propagation Delays
+ 0.3V at V
/t
– 0.3V at V
t
t
PZL
PHL
PZH
See AC CHARACTERISTICS for value.
pulse generators.
V
CC
M
t
PLH
SWITCH
w 3.0V, V
Test Circuit for 3-State Outputs
Open
6V or V
GND
V
CC
CC
IN
V
M
w 3.0V, V
w 3.0V, V
R
V
= 1.5V or V
T
M
CC x 2
M
= V
D.U.T.
CC
CC
V
X
Y
/2, whichever is less
CC
= V
/2 at V
= V
OL
OH
V
M
t
+ 0.15V at V
CC
PHL
V
– 0.15V at V
OUT
v 2.7V
C
L
1.5V or V
OUT
CC
CC
3.0V or V
whichever
is less
0V
V
V
R
R
SW00023
v 2.7V
of
OH
CC
OL
v 2.7V
L
L
/2
6.0V or V
CC
GND
Open
9
CC
74ALVT16
FAMILY
x 2
NEGATIVE
PULSE
POSITIVE
PULSE
OE INPUT
OUTPUT
OUTPUT
Waveform 2. 3-State Output Enable and Disable Times
90%
10%
3.0V or V
Amplitude
whichever
is less
V
M
t
t
PZL
PZH
V
V
M
10%
90%
M
CC
INPUT PULSE REQUIREMENTS
t
t
THL
TLH
V
Rep. Rate
v10MHz
V
M
M
(t
(t
F
R
)
)
t
t
W
W
500ns
10%
90%
t
W
74ALVT16245
V
V
V
M
t
t
M
PLZ
PHZ
M
v2.5ns v2.5ns
Product specification
90%
10%
t
R
t
t
TLH
THL
V
V
V
V
SW00025
(t
(t
0V
0V
X
OL
OH
Y
V
R
F
V
3.0V or V
whichever
is less
t
0V
SW00024
)
IN
)
IN
F
6.0V or
V
CC
0V
x 2
CC