Datasheet

UNISONIC TECHNOLOGIES CO., LTD
U74HC573
CMOS IC
OCTAL TRANSPARENT D-TYPE
LATCHES WITH 3-STATE
OUTPUTS

DIP-20
DESCRIPTION
SOP-20
The UTC U74HC573 is a octal transparent D-type latch with
3-state outputs, and it has 8 channels.

FEATURES
SSOP-20
* Operate from 2V to 6V
* Max tPD of 57ns at 4.5 V
* Typical VOL<0.17V at VCC=4.5V, TA=25°C
* Typical VOH>4.3V at VCC=4.5V, TA=25°C

ORDERING INFORMATION
Ordering Number
Lead Free
Halogen Free
U74HC573L-D20-T
U74HC573G-D20-T
U74HC573G-S20-R
U74HC573G-R20-R
U74HC573G-P20-R

TSSOP-20
Package
Packing
DIP-20
SOP-20
SSOP-20
TSSOP-20
Tube
Tape Reel
Tape Reel
Tape Reel
MARKING
DIP-20
www.unisonic.com.tw
Copyright © 2014 Unisonic Technologies Co., Ltd
SOP-20 / SSOP-20 / TSSOP-20
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QW-R502-267.C
U74HC573
CMOS IC

PIN CONFIGURATION

FUNCTION TABLE
INPUTS( OE )
INPUTS(LE)
L
H
L
H
L
L
H
X
Note: H: HIGH voltage level; L: LOW voltage level.

LOGIC SYMBOL

LOGIC DIAGRAM
OE
LE
1D
INPUTS(D)
H
L
X
X
OUTPUT(Q)
H
L
Q0
Z
1
11
C1
2
19
1D
C1
3
2D
2D
18
1Q
2Q
To six other channels
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QW-R502-267.C
U74HC573

CMOS IC
ABSOLUTE MAXIMUM RATING (TA=25°С, unless otherwise specified)
PARAMETER
SYMBOL
RATINGS
UNIT
Supply Voltage
VCC
-0.5 ~ 7
V
VCC or GND Current
ICC
±70
mA
Output Current
IOUT
±35
mA
Input Clamp Current
IIK
±20
mA
Output Clamp Current
IOK
±20
mA
Operating Temperature
TOPR
-40 ~ + 85
°C
Storage Temperature
TSTG
-65 ~ + 150
°C
Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.

THERMAL DATA
PARAMETER
Junction to Ambient

SYMBOL
DIP-20
SOP-20
SSOP-20
TSSOP-20
UNIT
°C/W
°C/W
°C/W
°C/W
RECOMMENDED OPERATING CONDITIONS (TA=25°С, unless otherwise specified)
PARAMETER
Supply Voltage
SYMBOL
VCC
High-level Input Voltage
VIH
Low-level Input Voltage
VIL
Input Voltage
Output Voltage
VIN
VOUT
Input Rise or Fall Times
tR, tF

θJA
RATINGS
52
80
96
103
TEST CONDITIONS
VCC=2.0V
VCC=4.5V
VCC=6.0V
VCC=2.0V
VCC=4.5V
VCC=6.0V
High or low state
VCC=2.0V
VCC=4.5V
VCC=6.0V
MIN
2
1.5
3.15
4.2
0
0
0
0
0
0
0
0
TYP
5
MAX
6
0.5
1.35
1.8
VCC
VCC
1
0.5
0.4
UNIT
V
V
V
V
V
V
V
V
V
μs
μs
μs
ELECTRICAL CHARACTERISTICS (TA=25°С, unless otherwise specified)
PARAMETER
Output Voltage High-Level
Output Voltage Low-Level
Input Leakage Current
Disable Output Leakage Current
Quiescent Supply Current
Input Capacitance
SYMBOL
VOH
VOL
II(LEAK)
IOZ
IQ
CIN
TEST CONDITIONS
VCC=2.0V, IOH=-20μA
VCC=4.5V, IOH=-20μA
VCC=6.0V, IOH=-20μA
VCC=4.5V, IOH=-6mA
VCC=6.0V, IOH=-7.8mA
VCC=2.0V, IOL=20μA
VCC=4.5V, IOL=20μA
VCC=6.0V, IOL=20μA
VCC=4.5V, IOL=6mA
VCC=6.0V, IOL=7.8mA
VCC=6.0V, VIN=VCC or GND
VCC=6.0V, VOUT=VCC or GND
VCC=6.0V, VIN=VCC or GND, IOUT=0
VCC=2.0V~6.0V
UNISONIC TECHNOLOGIES CO., LTD
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MIN
1.9
4.4
5.9
3.98
5.48
TYP
1.998
4.499
5.999
4.3
5.8
2
1
1
170
150
±0.1
±0.01
3
MAX
100
100
100
260
260
±100
±0.5
8
10
UNIT
V
V
V
V
V
mV
mV
mV
mV
mV
nA
μA
μA
pF
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U74HC573

CMOS IC
SWITCHING CHARACTERISTICS (See TEST CIRCUIT AND WAVEFORMS)
PARAMETER
SYMBOL
Propagation delay from input
(D) to output (Q)
tPLH/tPHL
Propagation delay from input
(LE) to output (Q)
Output enable time from input
( OE ) to output (Q)
Output disable time from input
( OE ) to output (Q)
tPZL/tPZH
tPLZ/tPHZ
Pulse Width
tW
Setup Time
tSU
Hold Time
tH

TEST CONDITIONS
VCC=2.0V, CL=50pF
VCC=4.5V, CL=50pF
VCC=6.0V, CL=50pF
VCC=2.0V, CL=150pF
VCC=4.5V, CL=150pF
VCC=6.0V, CL=150pF
VCC=2.0V, CL=50pF
VCC=4.5V, CL=50pF
VCC=6.0V, CL=50pF
VCC=2.0V, CL=150pF
VCC=4.5V, CL=150pF
VCC=6.0V, CL=150pF
VCC=2.0V, CL=50pF
VCC=4.5V, CL=50pF
VCC=6.0V, CL=50pF
VCC=2.0V, CL=150pF
VCC=4.5V, CL=150pF
VCC=6.0V, CL=150pF
VCC=2.0V, CL=50pF
VCC=4.5V, CL=50pF
VCC=6.0V, CL=50pF
VCC=2.0V
VCC=4.5V
VCC=6.0V
VCC=2.0V
VCC=4.5V
VCC=6.0V
VCC=2.0V
VCC=4.5V
VCC=6.0V
MIN
TYP
77
26
23
95
33
21
87
27
23
103
33
29
68
24
21
85
29
26
47
23
21
MAX
175
35
30
200
40
34
175
35
30
225
45
38
150
30
26
200
40
34
150
30
26
UNIT
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
TYP
50
MAX
UNIT
pF
80
16
14
50
10
9
20
5
5
OPERATING CHARACTERISTICS (TA=25°С, unless otherwise specified)
PARAMETER
Power Dissipation Capacitance
SYMBOL
TEST CONDITIONS
CPD
No load
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QW-R502-267.C
U74HC573

CMOS IC
TEST CIRCUIT AND WAVEFORMS
Note: CL includes probe and jig capacitance.
PRR≤1MHz, Zo=50Ω, tR≤6ns, tF≤6ns
UTC assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or
other parameters) listed in products specifications of any and all UTC products described or contained
herein. UTC products are not designed for use in life support appliances, devices or systems where
malfunction of these products can be reasonably expected to result in personal injury. Reproduction in
whole or in part is prohibited without the prior written consent of the copyright owner. The information
presented in this document does not form part of any quotation or contract, is believed to be accurate
and reliable and may be changed without notice.
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QW-R502-267.C
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