MC74HC573A
Octal 3-State Noninverting
Transparent Latch
High−Performance Silicon−Gate CMOS
The MC74HC573A is identical in pinout to the LS573. The devices
are compatible with standard CMOS outputs; with pullup resistors,
they are compatible with LSTTL outputs.
These latches appear transparent to data (i.e., the outputs change
asynchronously) when Latch Enable is high. When Latch Enable goes
low, data meeting the setup and hold time becomes latched.
The HC573A is identical in function to the HC373A but has the data
inputs on the opposite side of the package from the outputs to facilitate
PC board layout.
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SOIC−20
DW SUFFIX
CASE 751D
TSSOP−20
DT SUFFIX
CASE 948E
PIN ASSIGNMENT
Features
•
•
•
•
•
•
•
•
OUTPUT
ENABLE
D0
D1
D2
D3
D4
D5
D6
D7
GND
Output Drive Capability: 15 LSTTL Loads
Outputs Directly Interface to CMOS, NMOS and TTL
Operating Voltage Range: 2.0 to 6.0 V
Low Input Current: 1.0 mA
In Compliance with the JEDEC Standard No. 7.0 A Requirements
Chip Complexity: 218 FETs or 54.5 Equivalent Gates
NLV Prefix for Automotive and Other Applications Requiring
Unique Site and Control Change Requirements; AEC−Q100
Qualified and PPAP Capable
These Devices are Pb−Free and are RoHS Compliant
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
MARKING DIAGRAMS
20
20
LOGIC DIAGRAM
D0
D1
D2
DATA
INPUTS
D3
D4
D5
D6
D7
LATCH ENABLE
OUTPUT ENABLE
2
19
3
18
4
17
5
16
6
15
7
14
8
13
9
12
Q0
Q4
SOIC−20
NONINVERTING
OUTPUTS
Q5
Q6
Q7
1
FUNCTION TABLE
PIN 20 = VCC
PIN 10 = GND
Inputs
Output
Enable
Value
Units
Internal Gate Count*
54.5
ea.
Internal Gate Progation Delay
1.5
ns
Internal Gate Power Dissipation
5.0
mW
0.0075
pJ
Speed Power Product
Output
Latch
Enable
L
H
L
H
L
L
H
X
X = Don’t Care
Z = High Impedance
D
Q
H
L
X
X
H
L
No Change
Z
ORDERING INFORMATION
*Equivalent to a two−input NAND gate.
© Semiconductor Components Industries, LLC, 2014
TSSOP−20
A
= Assembly Location
WL, L
= Wafer Lot
YY, Y
= Year
WW, W = Work Week
G or G
= Pb−Free Package
(Note: Microdot may be in either location)
11
Design Criteria
May, 2018 − Rev. 17
1
1
Q2
Q3
HC
573A
ALYWG
G
74HC573A
AWLYYWWG
Q1
VCC
Q0
Q1
Q2
Q3
Q4
Q5
Q6
Q7
LATCH
ENABLE
See detailed ordering and shipping information in the package
dimensions section on page 5 of this data sheet.
1
Publication Order Number:
MC74HC573A/D
MC74HC573A
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
MAXIMUM RATINGS
Symbol
Parameter
Value
Unit
–0.5 to +7.0
V
VCC
DC Supply Voltage (Referenced to GND)
Vin
DC Input Voltage (Referenced to GND)
–0.5 to VCC + 0.5
V
Vout
DC Output Voltage (Referenced to GND)
–0.5 to VCC + 0.5
V
Iin
DC Input Current, per Pin
±20
mA
Iout
DC Output Current, per Pin
±35
mA
ICC
DC Supply Current, VCC and GND Pins
±75
mA
PD
Power Dissipation in Still Air,
500
450
mW
Tstg
Storage Temperature
–65 to +150
_C
TL
Lead Temperature, 1 mm from Case for 10 Seconds
(TSSOP or SOIC Package)
SOIC Package†
TSSOP Package†
This device contains protection
circuitry to guard against damage
due to high static voltages or electric
fields. However, precautions must
be taken to avoid applications of any
voltage higher than maximum rated
voltages to this high−impedance circuit. For proper operation, Vin and
Vout should be constrained to the
range GND v (Vin or Vout) v VCC.
Unused inputs must always be
tied to an appropriate logic voltage
level (e.g., either GND or VCC).
Unused outputs must be left open.
_C
260
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.
†Derating:
SOIC Package: – 7 mW/_C from 65_ to 125_C
TSSOP Package: −6.1 mW/°C from 65_ to 125_C
RECOMMENDED OPERATING CONDITIONS
Symbol
VCC
Vin, Vout
Parameter
Min
DC Supply Voltage (Referenced to GND)
DC Input Voltage, Output Voltage (Referenced to GND)
TA
Operating Temperature, All Package Types
tr, tf
Input Rise and Fall Time
(Figure 1)
VCC = 2.0 V
VCC = 4.5 V
VCC = 6.0 V
Max
Unit
2.0
6.0
V
0
VCC
V
–55
+125
_C
0
0
0
1000
500
400
ns
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 (Voltages Referenced to GND)
Symbol
VIH
Parameter
Minimum High−Level Input Voltage
Test Conditions
Vout = 0.1 V or VCC – 0.1 V
|Iout| v 20 mA
VIL
Maximum Low−Level Input Voltage
VOH
Minimum High−Level Output
Voltage
Maximum Low−Level Output
Voltage
Guaranteed Limit
–55 to
25_C
v85_C
v125_C
Unit
V
2.0
3.0
4.5
6.0
1.5
2.1
3.15
4.2
1.5
2.1
3.15
4.2
1.5
2.1
3.15
4.2
Vout = 0.1 V or VCC – 0.1 V
|Iout| v 20 mA
2.0
3.0
4.5
6.0
0.5
0.9
1.35
1.8
0.5
0.9
1.35
18
0.5
0.9
1.35
1.8
V
Vin = VIH or VIL
|Iout| v 20 mA
2.0
4.5
6.0
1.9
4.4
5.9
1.9
4.4
5.9
1.9
4.4
5.9
V
3.0
4.5
6.0
2.48
3.98
5.48
2.34
3.84
5.34
2.2
3.7
5.2
2.0
4.5
6.0
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
3.0
4.5
6.0
0.26
0.26
0.26
0.33
0.33
0.33
0.4
0.4
0.4
Vin = VIH or VIL
VOL
VCC
V
|Iout| ≤ 2.4mA
|Iout| v 6.0 mA
|Iout| v 7.8 mA
Vout = 0.1 V or VCC – 0.1 V
|Iout| v 20 mA
Vin = VIH or VIL
|Iout| ≤ 2.4mA
|Iout| v 6.0 mA
|Iout| v 7.8 mA
V
Iin
Maximum Input Leakage Current
Vin = VCC or GND
6.0
±0.1
±1.0
±1.0
mA
IOZ
Maximum Three−State Leakage
Current
Output in High−Impedance State
Vin = VIL or VIH
Vout = VCC or GND
6.0
±0.5
±5.0
±10
mA
ICC
Maximum Quiescent Supply
Current (per Package)
Vin = VCC or GND
IIoutI = 0 mA
6.0
4.0
40
160
mA
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2
MC74HC573A
AC ELECTRICAL CHARACTERISTICS (CL = 50 pF, Input tr = tf = 6.0 ns)
Symbol
tPLH,
tPHL
VCC
V
Parameter
Maximum Propagation Delay, Input D to Q
(Figures 1 and 5)
Guaranteed Limit
–55 to 25_C
v85_C
v125_C
2.0
3.0
4.5
6.0
150
100
30
26
190
140
38
33
225
180
45
38
Unit
ns
tPLH,
tPHL
Maximum Propagation Delay, Latch Enable to Q
(Figures 2 and 5)
2.0
3.0
4.5
6.0
160
105
32
27
200
145
40
34
240
190
48
41
ns
tPLZ,
tPHZ
Maximum Propagation Delay, Output Enable to Q
(Figures 3 and 6)
2.0
3.0
4.5
6.0
150
100
30
26
190
125
38
33
225
150
45
38
ns
tPZL,
tPZH
Maximum Propagation Delay, Output Enable to Q
(Figures 3 and 6)
2.0
3.0
4.5
6.0
150
100
30
26
190
125
38
33
225
150
45
38
ns
tTLH,
tTHL
Maximum Output Transition Time, Any Output
(Figures 1 and 5)
2.0
3.0
4.5
6.0
60
27
12
10
75
32
15
13
90
36
18
15
ns
Cin
Maximum Input Capacitance
10
10
10
pF
Cout
Maximum 3−State Output Capacitance (Output in High−Impedance State)
15
15
15
pF
Typical @ 25°C, VCC = 5.0 V
CPD
23
Power Dissipation Capacitance (Per Enabled Output)*
pF
* Used to determine the no−load dynamic power consumption: P D = CPD VCC2 f + ICC VCC .
TIMING REQUIREMENTS (CL = 50 pF, Input tr = tf = 6.0 ns)
Guaranteed Limit
Symbol
Parameter
Figure
VCC
V
–55 to 25_C
Min
Max
v85_C
Min
Max
v125_C
Min
Max
Unit
tsu
Minimum Setup Time, Input D to Latch Enable
4
2.0
3.0
4.5
6.0
50
40
10
9.0
65
50
13
11
75
60
15
13
ns
th
Minimum Hold Time, Latch Enable to Input D
4
2.0
3.0
4.5
6.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
ns
tw
Minimum Pulse Width, Latch Enable
2
2.0
3.0
4.5
6.0
75
60
15
13
95
80
19
16
110
90
22
19
ns
tr, tf
Maximum Input Rise and Fall Times
1
2.0
3.0
4.5
6.0
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3
1000
800
500
400
1000
800
500
400
1000
800
500
400
ns
MC74HC573A
SWITCHING WAVEFORMS
VCC
tr
LATCH
ENABLE
tf
VCC
90%
50%
10%
INPUT D
50%
GND
tw
GND
tPLH
tPHL
90%
50%
10%
Q
tTLH
tTHL
50%
Q
Figure 1.
OUTPUT
ENABLE
Figure 2.
VCC
50%
VALID
GND
tPZL
Q
tPLZ
HIGH
IMPEDANCE
VM
tPZH
Q
tPHZ
10%
VOL
90%
VOH
VM
MC74HC573A: VM = VOH x 0.5
MC74HCT573A: VM = 1.3 V @ VCC = 3 V
GND
tSU
HIGH
IMPEDANCE
Figure 4.
D1
OUTPUT
DEVICE
UNDER
TEST
D2
CL*
D3
*Includes all probe and jig capacitance
2
D4
3
4
5
6
Figure 5. Test Circuit
D5
D6
TEST POINT
CL*
VCC
GND
TEST POINT
1 kW
th
50%
LATCH
ENABLE
D0
OUTPUT
VCC
50%
INPUT D
Figure 3.
DEVICE
UNDER
TEST
tPHL
tPLH
CONNECT TO VCC WHEN
TESTING tPLZ AND tPZL.
CONNECT TO GND WHEN
TESTING tPHZ AND tPZH.
D7
7
8
9
LATCH ENABLE
OUTPUT ENABLE
D
Q
LE
19
D
Q
LE
18
D
Q
LE
17
D
Q
LE
16
D
Q
LE
15
D
Q
LE
14
D
Q
LE
13
D
Q
LE
12
11
1
*Includes all probe and jig capacitance
Figure 6. Test Circuit
Figure 7. EXPANDED LOGIC DIAGRAM
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4
Q0
Q1
Q2
Q3
Q4
Q5
Q6
Q7
MC74HC573A
ORDERING INFORMATION
Package
Shipping†
MC74HC573ADWG
SOIC−20 WIDE
(Pb−Free)
38 Units / Rail
MC74HC573ADWR2G
SOIC−20 WIDE
(Pb−Free)
1000 Tape & Reel
MC74HC573ADTG
TSSOP−20
(Pb−Free)
75 Units / Rail
MC74HC573ADTR2G
TSSOP−20
(Pb−Free)
2500 Tape & Reel
NLV74HC573ADTR2G*
TSSOP−20
(Pb−Free)
2500 Tape & Reel
Device
†For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging
Specifications Brochure, BRD8011/D.
*NLV Prefix for Automotive and Other Applications Requiring Unique Site and Control Change Requirements; AEC−Q100 Qualified and PPAP
Capable.
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5
MECHANICAL CASE OUTLINE
PACKAGE DIMENSIONS
SOIC−20 WB
CASE 751D−05
ISSUE H
DATE 22 APR 2015
SCALE 1:1
A
20
q
X 45 _
M
E
h
0.25
H
NOTES:
1. DIMENSIONS ARE IN MILLIMETERS.
2. INTERPRET DIMENSIONS AND TOLERANCES
PER ASME Y14.5M, 1994.
3. DIMENSIONS D AND E DO NOT INCLUDE MOLD
PROTRUSION.
4. MAXIMUM MOLD PROTRUSION 0.15 PER SIDE.
5. DIMENSION B DOES NOT INCLUDE DAMBAR
PROTRUSION. ALLOWABLE PROTRUSION
SHALL BE 0.13 TOTAL IN EXCESS OF B
DIMENSION AT MAXIMUM MATERIAL
CONDITION.
11
B
M
D
1
10
20X
B
b
0.25
M
T A
S
B
DIM
A
A1
b
c
D
E
e
H
h
L
q
S
L
A
18X
e
SEATING
PLANE
A1
c
T
GENERIC
MARKING DIAGRAM*
RECOMMENDED
SOLDERING FOOTPRINT*
20
20X
20X
1.30
0.52
20
XXXXXXXXXXX
XXXXXXXXXXX
AWLYYWWG
11
1
11.00
1
XXXXX
A
WL
YY
WW
G
10
1.27
PITCH
DIMENSIONS: MILLIMETERS
*For additional information on our Pb−Free strategy and soldering
details, please download the ON Semiconductor Soldering and
Mounting Techniques Reference Manual, SOLDERRM/D.
DOCUMENT NUMBER:
DESCRIPTION:
MILLIMETERS
MIN
MAX
2.35
2.65
0.10
0.25
0.35
0.49
0.23
0.32
12.65
12.95
7.40
7.60
1.27 BSC
10.05
10.55
0.25
0.75
0.50
0.90
0_
7_
98ASB42343B
SOIC−20 WB
= Specific Device Code
= Assembly Location
= Wafer Lot
= Year
= Work Week
= Pb−Free Package
*This information is generic. Please refer to
device data sheet for actual part marking.
Pb−Free indicator, “G” or microdot “G”, may
or may not be present. Some products may
not follow the Generic Marking.
Electronic versions are uncontrolled except when accessed directly from the Document Repository.
Printed versions are uncontrolled except when stamped “CONTROLLED COPY” in red.
PAGE 1 OF 1
onsemi and
are trademarks of Semiconductor Components Industries, LLC dba onsemi or its subsidiaries in the United States and/or other countries. onsemi reserves
the right to make changes without further notice to any products herein. onsemi makes no warranty, representation or guarantee regarding the suitability of its products for any particular
purpose, nor does onsemi assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation
special, consequential or incidental damages. onsemi does not convey any license under its patent rights nor the rights of others.
© Semiconductor Components Industries, LLC, 2019
www.onsemi.com
MECHANICAL CASE OUTLINE
PACKAGE DIMENSIONS
TSSOP−20 WB
CASE 948E
ISSUE D
DATE 17 FEB 2016
SCALE 2:1
20X
0.15 (0.006) T U
2X
L
K REF
0.10 (0.004)
S
L/2
20
M
T U
S
V
ÍÍÍÍ
ÍÍÍÍ
ÍÍÍÍ
K
K1
S
J J1
11
B
SECTION N−N
−U−
PIN 1
IDENT
0.25 (0.010)
N
1
10
M
0.15 (0.006) T U
S
A
−V−
NOTES:
1. DIMENSIONING AND TOLERANCING PER
ANSI Y14.5M, 1982.
2. CONTROLLING DIMENSION: MILLIMETER.
3. DIMENSION A DOES NOT INCLUDE MOLD
FLASH, PROTRUSIONS OR GATE BURRS.
MOLD FLASH OR GATE BURRS SHALL NOT
EXCEED 0.15 (0.006) PER SIDE.
4. DIMENSION B DOES NOT INCLUDE
INTERLEAD FLASH OR PROTRUSION.
INTERLEAD FLASH OR PROTRUSION
SHALL NOT EXCEED 0.25 (0.010) PER SIDE.
5. DIMENSION K DOES NOT INCLUDE
DAMBAR PROTRUSION. ALLOWABLE
DAMBAR PROTRUSION SHALL BE 0.08
(0.003) TOTAL IN EXCESS OF THE K
DIMENSION AT MAXIMUM MATERIAL
CONDITION.
6. TERMINAL NUMBERS ARE SHOWN FOR
REFERENCE ONLY.
7. DIMENSION A AND B ARE TO BE
DETERMINED AT DATUM PLANE −W−.
N
F
DETAIL E
−W−
C
G
D
H
DETAIL E
0.100 (0.004)
−T− SEATING
PLANE
DIM
A
B
C
D
F
G
H
J
J1
K
K1
L
M
MILLIMETERS
MIN
MAX
6.40
6.60
4.30
4.50
--1.20
0.05
0.15
0.50
0.75
0.65 BSC
0.27
0.37
0.09
0.20
0.09
0.16
0.19
0.30
0.19
0.25
6.40 BSC
0_
8_
INCHES
MIN
MAX
0.252
0.260
0.169
0.177
--0.047
0.002
0.006
0.020
0.030
0.026 BSC
0.011
0.015
0.004
0.008
0.004
0.006
0.007
0.012
0.007
0.010
0.252 BSC
0_
8_
GENERIC
MARKING DIAGRAM*
SOLDERING FOOTPRINT
7.06
XXXX
XXXX
ALYWG
G
1
0.65
PITCH
16X
0.36
16X
1.26
DOCUMENT NUMBER:
98ASH70169A
DESCRIPTION:
TSSOP−20 WB
A
L
Y
W
G
= Assembly Location
= Wafer Lot
= Year
= Work Week
= Pb−Free Package
(Note: Microdot may be in either location)
*This information is generic. Please refer to
device data sheet for actual part marking.
Pb−Free indicator, “G” or microdot “ G”,
may or may not be present.
DIMENSIONS: MILLIMETERS
Electronic versions are uncontrolled except when accessed directly from the Document Repository.
Printed versions are uncontrolled except when stamped “CONTROLLED COPY” in red.
PAGE 1 OF 1
ON Semiconductor and
are trademarks of Semiconductor Components Industries, LLC dba ON Semiconductor or its subsidiaries in the United States and/or other countries.
ON Semiconductor reserves the right to make changes without further notice to any products herein. ON Semiconductor makes no warranty, representation or guarantee regarding
the suitability of its products for any particular purpose, nor does ON Semiconductor assume any liability arising out of the application or use of any product or circuit, and specifically
disclaims any and all liability, including without limitation special, consequential or incidental damages. ON Semiconductor does not convey any license under its patent rights nor the
rights of others.
© Semiconductor Components Industries, LLC, 2019
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