MC74LVX573DWR2

© Semiconductor Components Industries, LLC, 2014
August, 2014 − Rev. 5
1 Publication Order Number:
MC74LVX573/D
MC74LVX573
Octal D-Type Latch
with 3-State Outputs
With 5 V−Tolerant Inputs
The MC74LVX573 is an advanced high speed CMOS octal latch
with 3−state outputs. The inputs tolerate voltages up to 7.0 V, allowing
the interface of 5.0 V systems to 3.0 V systems.
This 8−bit D−type latch is controlled by a latch enable input and an
output enable input. When the output enable input is high, the eight
outputs are in a high impedance state.
Features
High Speed: t
PD
= 6.4 ns (Typ) at V
CC
= 3.3 V
Low Power Dissipation: I
CC
= 4 mA (Max) at T
A
= 25°C
Power Down Protection Provided on Inputs
Balanced Propagation Delays
Low Noise: V
OLP
= 0.8 V (Max)
Pin and Function Compatible with Other Standard Logic Families
Latchup Performance Exceeds 300 mA
ESD Performance: Human Body Model > 2000 V;
Machine Model > 200 V
These Devices are Pb−Free and are RoHS Compliant
http://onsemi.com
See detailed ordering and shipping information in the package
dimensions section on page 5 of this data sheet.
ORDERING INFORMATION
1
20
MARKING DIAGRAMS
SOIC−20
DW SUFFIX
CASE 751D
LVX573
AWLYYWWG
TSSOP−20
DT SUFFIX
CASE 948E
20
1
LVX573 = Specific Device Code
A = Assembly Location
WL, L = Wafer Lot
Y = Year
WW, W = Work Week
G or G = Pb−Free Package
(Note: Microdot may be in either location)
LVX
573
ALYWG
G
SOIC−20 TSSOP−20
PIN ASSIGNMENT
20−Lead (Top View)
1920 18 17 16 15 14
21 34567
V
CC
13
8
12
9
11
10
O0 O1 O2 O3 O4 O5 O6 O7 LE
OE
D0 D1 D2 D3 D4 D5 D6 D7 GND
MC74LVX573
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2
Figure 1. Logic Diagram
O0
D0
O1
D1
O2
D2
O3
D3
O4
D4
O5
D5
O6
D6
O7
D7
nLE
Q
D
nLE
Q
D
nLE
Q
D
nLE
Q
D
nLE
Q
D
nLE
Q
D
nLE
Q
D
nLE
Q
D
LE
OE
2
3
4
5
6
7
8
9
19
18
17
16
15
14
13
12
11
1
Table 1. PIN NAMES
Pins Function
OE
LE
D0−D7
O0−O7
Output Enable Input
Latch Enable Input
Data Inputs
3−State Latch Outputs
INPUTS OUTPUTS
OE LE Dn On OPERATING MODE
L
L
H
H
H
L
H
L
Transparent (Latch
Disabled); Read Latch
L
L
L
L
h
l
H
L
Latched (Latch Enabled)
Read Latch
L L X NC Hold; Read Latch
H L X Z Hold; Disabled Outputs
H
H
H
H
H
L
Z
Z
Transparent (Latch
Disabled); Disabled Outputs
H
H
L
L
h
l
Z
Z
Latched (Latch Enabled);
Disabled Outputs
H = High Voltage Level; h = High Voltage Level One Setup Time
Prior to the Latch Enable High−to−Low Transition; L = Low
Voltage Level; l = Low Voltage Level One Setup Time Prior to the
Latch Enable High−to−Low Transition; NC = No Change, State
Prior to the Latch Enable High−to−Low Transition; X = High or
Low Voltage Level or Transitions are Acceptable; Z = High
Impedance State; For I
CC
Reasons DO NOT FLOAT Inputs.
MAXIMUM RATINGS
Symbol Parameter Value Unit
V
CC
DC Supply Voltage –0.5 to +7.0 V
V
in
DC Input Voltage –0.5 to +7.0 V
V
out
DC Output Voltage –0.5 to V
CC
+0.5 V
I
IK
Input Diode Current −20 mA
I
OK
Output Diode Current ±20 mA
I
out
DC Output Current, per Pin ±25 mA
I
CC
DC Supply Current, V
CC
and GND Pins ±75 mA
P
D
Power Dissipation 180 mW
T
stg
Storage Temperature –65 to +150 °C
Stresses exceeding those listed in the Maximum Ratings table may damage the device. If any of these limits are exceeded, device functionality
should not be assumed, damage may occur and reliability may be affected.
MC74LVX573
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3
RECOMMENDED OPERATING CONDITIONS
Symbol Parameter Min Max Unit
V
CC
DC Supply Voltage 2.0 3.6 V
V
in
DC Input Voltage 0 5.5 V
V
out
DC Output Voltage 0 V
CC
V
T
A
Operating Temperature, All Package Types −40 +85 °C
Dt/DV
Input Rise and Fall Time 0 100 ns/V
Functional operation above the stresses listed in the Recommended Operating Ranges is not implied. Extended exposure to stresses beyond
the Recommended Operating Ranges limits may affect device reliability.
DC ELECTRICAL CHARACTERISTICS
Symbo
l
Parameter Test Conditions
V
CC
V
T
A
= 25°C T
A
= −40 to 85°C
Unit
Min Typ Max Min Max
V
IH
High−Level Input Voltage 2.0
3.0
3.6
1.5
2.0
2.4
1.5
2.0
2.4
V
V
IL
Low−Level Input Voltage 2.0
3.0
3.6
0.5
0.8
0.8
0.5
0.8
0.8
V
V
OH
High−Level Output Voltage
(V
in
= V
IH
or V
IL
)
I
OH
= −50 mA
I
OH
= −50 mA
I
OH
= −4 mA
2.0
3.0
3.0
1.9
2.9
2.58
2.0
3.0
1.9
2.9
2.48
V
V
OL
Low−Level Output Voltage
(V
in
= V
IH
or V
IL
)
I
OL
= 50 mA
I
OL
= 50 mA
I
OL
= 4 mA
2.0
3.0
3.0
0.0
0.0
0.1
0.1
0.36
0.1
0.1
0.44
V
I
in
Input Leakage Current V
in
= 5.5 V or GND 3.6 ±0.1 ±1.0
mA
I
OZ
Maximum 3−State Leakage Current V
in
= V
IL
or V
IH
V
out
= V
CC
or GND
3.6 ±0.2
5
±2.5
mA
I
CC
Quiescent Supply Current V
in
= V
CC
or GND 3.6 4.0 40.0
mA
Product parametric performance is indicated in the Electrical Characteristics for the listed test conditions, unless otherwise noted. Product
performance may not be indicated by the Electrical Characteristics if operated under different conditions.
AC ELECTRICAL CHARACTERISTICS (Input t
r
= t
f
= 3.0ns)
Symbo
l
Parameter Test Conditions
T
A
= 25°C T
A
= −40 to 85°C
Unit
Min Typ Max Min Max
t
PLH
,
t
PHL
Propagation Delay
LE to O
V
CC
= 2.7 V C
L
= 15 pF
C
L
= 50 pF
8.2
10.7
15.6
19.1
1.0
1.0
18.5
22.0
ns
V
CC
= 3.3 ± 0.3 V C
L
= 15 pF
C
L
= 50 pF
6.4
8.9
10.1
13.6
1.0
1.0
12.0
15.5
t
PLH
,
t
PHL
Propagation Delay
D to O
V
CC
= 2.7 V C
L
= 15 pF
C
L
= 50 pF
7.6
10.1
14.5
18.0
1.0
1.0
17.5
21.0
ns
V
CC
= 3.3 ± 0.3 V C
L
= 15 pF
C
L
= 50 pF
5.9
8.4
9.3
12.8
1.0
1.0
11.0
14.5
t
PZL
,
t
PZH
Output Enable Time
OE
to O
V
CC
= 2.7 V C
L
= 15 pF
R
L
= 1 kW C
L
= 50 pF
7.8
10.3
15.0
18.5
1.0
1.0
18.5
22.0
ns
V
CC
= 3.3 ± 0.3 V C
L
= 15 pF
R
L
= 1 kW C
L
= 50 pF
6.1
8.6
9.7
13.2
1.0
1.0
12.0
15.5
t
PLZ
,
t
PHZ
Output Disable Time
OE
to O
V
CC
= 2.7 V C
L
= 50 pF
R
L
= 1 kW
12.1 19.1 1.0 22.0 ns
V
CC
= 3.3 ± 0.3 V C
L
= 50 pF
R
L
= 1 kW
10.1 13.6 1.0 15.5
t
OSHL
t
OSLH
Output−to−Output Skew
(Note 1)
V
CC
= 2.7 V C
L
= 50 pF
V
CC
= 3.3 ± 0.3 V C
L
= 50 pF
1.5
1.5
1.5
1.5
ns
1. Skew is defined as the absolute value of the difference between the actual propagation delay for any two separate outputs of the same device.
The specification applies to any outputs switching in the same direction, either HIGH−to−LOW (t
OSHL
) or LOW−to−HIGH (t
OSLH
); parameter
guaranteed by design.

MC74LVX573DWR2

Mfr. #:
Manufacturer:
ON Semiconductor
Description:
IC LATCH OCTAL D 3ST 20SOIC
Lifecycle:
New from this manufacturer.
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