74LVC373A PHILIPS [NXP Semiconductors], 74LVC373A Datasheet - Page 7

• Manufacturer Part Number: 74LVC373A
• Description: Octal D-type transparent latch with 5-volt tolerant inputs/outputs 3-State
• Manufacturer: PHILIPS [NXP Semiconductors]

1. Unless otherwise stated, all typical values are at V
Philips Semiconductors
AC CHARACTERISTICS
GND = 0V; t
NOTE:
AC WAVEFORMS
V
V
output load.
V
V
Waveform 1. Input (D
Waveform 2. Latch enable input (LE) pulse width, the latch
enable input to output (Q
1998 Jul 29
SYMBOL
M
OL
X
Y
Octal D-type transparent latch with 5-volt
tolerant inputs/outputs (3-State)
= V
= V
INPUT
OUTPUT
= 1.5V at V
t
t
t
t
t
t
t
t
Qn OUTPUT
PHL
PLH
PHL
PLH
PZH
PHZ
t
and V
PZL
PLZ
t
SU
t
GND
V
LE INPUT
W
V
h
OH
OL
OH
OL
V
I
+ 0.3V at V
–0.3V at V
OH
r
= t
V
are the typical output voltage drop that occur with the
V
GND
V
OL
CC
OH
Propagation delay
D
Propagation delay
LE to Q
3-State output enable time
OE to Q
3-State output disable time
OE to Q
LE pulse width HIGH
Setup time
D
Hold time
D
I
f
v 2.5ns; C
n
n
n
w 2.7V; V
to Q
to LE
to LE
V
CC
M
CC
t
PHL
PARAMETER
n
n
n
n
n
w 2.7V; V
w 2.7V; V
) to output (Qn) propagation delays.
V
n
t
M
PHL
) propagation delays
M
L
t
w
= 50pF; R
= 0.5 V
V
M
Y
V
X
M
= V
= V
CC
OH
L
OL
at V
= 500 ; T
– 0.1 V
+ 0.1 V
CC
t
t 2.7V.
PLH
t
CC
WAVEFORM
PLH
CC
amb
at V
at V
CC
1, 5
2, 5
3, 5
SY00041
SA00388
= –40 C to +85 C.
3, 5
2
4
4
= 3.3V and T
CC
CC
t 2.7V
t 2.7V
MIN
1.5
1.5
1.5
1.5
3.0
2.0
1.5
amb
7
V
CC
= 25 C.
Waveform 3. 3-State enable and disable times.
= 3.3V 0.3V
Q
LOW-to-OFF
OFF-to-LOW
Q
HIGH-to-OFF
OFF-to-HIGH
nOE INPUT
TYP
n
n
4.2
4.6
4.8
4.3
1.5
0.3
GND
V
V
0
V
GND
OUTPUT
OUTPUT
V
OL
OH
CC
I
1
MAX
6.8
7.2
7.7
6.1
–
–
–
outputs
enabled
V
LIMITS
M
t
PLZ
MIN
t
PHZ
1.5
1.5
1.5
1.5
3.0
2.0
1.5
V
CC
= 2.7V
V
MAX
X
7.8
8.2
8.7
7.1
V
–
–
–
Y
outputs
disabled
V
74LVC373A
CC
TYP
Product specification
t
19
21
22
15
PZL
t
= 1.2V
–
–
–
PZH
V
M
V
M
SW00207
outputs
enabled
UNIT
ns
ns
ns
ns
ns
ns
ns