MC74LCX573DTR2 ON Semiconductor, MC74LCX573DTR2 Datasheet - Page 2

• Manufacturer Part Number: MC74LCX573DTR2
• Description: IC LATCH OCT 3ST LV CMOS 20TSSOP
• Manufacturer: ON Semiconductor
• Series: 74LCXr

Specifications of MC74LCX573DTR2

• Logic Type: D-Type Transparent Latch
• Circuit: 8:8
• Output Type: Tri-State
• Voltage - Supply: 2 V ~ 3.6 V
• Independent Circuits: 1
• Delay Time - Propagation: 1.5ns
• Current - Output High, Low: 24mA, 24mA
• Operating Temperature: -55°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 20-TSSOP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: MC74LCX573DTR2OS

V
OE
20
CC
1
PIN NAMES
PINS
OE
LE
D0-D7
O0-O7
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
TRUTH TABLE
O0
D0
19
2
CC
OE
H
H
H
H
H
L
L
L
L
L
Figure 1. Pinout (Top View)
Reasons DO NOT FLOAT Inputs
O1
D1
18
3
FUNCTION
Output Enable Input
Latch Enable Input
Data Inputs
3-State Latch Outputs
O2
D2
17
4
INPUTS
LE
H
H
H
H
L
L
L
L
L
L
O3
D3
16
5
O4
D4
15
6
Dn
O5
D5
H
H
14
X
X
L
h
L
h
7
l
l
O6
D6
13
8
O7
D7
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12
OUTPUTS
9
MC74LCX573
NC
On
H
H
Z
Z
Z
Z
Z
L
L
GND
LE
10
11
2
Transparent (Latch Disabled); Disabled Outputs
Latched (Latch Enabled); Disabled Outputs
Transparent (Latch Disabled); Read Latch
Latched (Latch Enabled) Read Latch
OE
LE
D0
D1
D2
D3
D4
D5
D6
D7
11
Hold; Disabled Outputs
1
OPERATING MODE
Hold; Read Latch
2
3
4
5
6
7
8
9
Figure 2. Logic Diagram
nLE
D
nLE
D
nLE
D
nLE
D
nLE
D
nLE
D
nLE
D
nLE
D
Q
Q
Q
Q
Q
Q
Q
Q
19
18
17
16
15
14
13
12
O0
O1
O2
O3
O4
O5
O6
O7