74LVC573 PHILIPS [NXP Semiconductors], 74LVC573 Datasheet - Page 4

• Manufacturer Part Number: 74LVC573
• Description: Octal D-type transparent latch with 5-volt tolerant inputs/outputs 3-State
• Manufacturer: PHILIPS [NXP Semiconductors]

H = HIGH voltage level
h = HIGH voltage level one setup time prior to the HIGH-to-LOW LE transition
L = LOW voltage level
l
X = Don’t care
Z = High impedance OFF-state
Philips Semiconductors
LOGIC DIAGRAM
FUNCTION TABLE
1998 Jul 29
Octal D-type transparent latch with 5-volt
tolerant inputs/outputs (3-State)
OE
LE
= LOW voltage level one setup time prior to the HIGH-to-LOW LE transition
Enable and read register
Latch and read register
(transparent mode)
Latch register and
OPERATING MODES
OPERATING MODES
disable outputs
D0
LATCH
D
LE
1
LE
Q
Q0
D1
LATCH
D
LE LE
OE
2
H
H
L
L
L
L
Q
Q1
D2
INPUTS
LATCH
D
LE LE
LE
H
H
L
L
L
L
3
Q
Q2
D3
LATCH
D
D
H
LE LE
L
h
h
l
l
4
n
4
Q
Q3
D4
INTERNAL LATCHES
INTERNAL LATCHES
LATCH
LE LE
D
5
Q
Q4
H
H
H
L
L
L
D5
LATCH
D
LE LE
6
Q
Q5
D6
LATCH
LE LE
D
7
Q
74LVC573A
OUTPUTS
Q6
Q
Product specification
0
to Q
H
H
L
L
Z
Z
D7
LATCH
7
D
LE LE
8
SA00399
Q
Q7