MC74LCX373DT ON Semiconductor, MC74LCX373DT Datasheet - Page 2

• Manufacturer Part Number: MC74LCX373DT
• Description: IC LATCH TRANSP OCT LV 20-TSSOP
• Manufacturer: ON Semiconductor
• Series: 74LCXr

Specifications of MC74LCX373DT

• 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

V
OE
PIN NAMES
20
CC
1
PINS
OE
LE
D0-D7
O0-O7
H
h
L
l
NC = No Change, State Prior to the Latch Enable High-to-Low Transition
X
Z
For I
TRUTH TABLE
O7
O0
19
2
CC
OE
= High Voltage Level
= High Voltage Level One Setup Time Prior to the Latch Enable High-to-Low Transition
= Low Voltage Level
= Low Voltage Level One Setup Time Prior to the Latch Enable High-to-Low Transition
= High or Low Voltage Level or Transitions are Acceptable
= High Impedance State
H
H
H
H
H
L
L
L
L
L
D7
D0
Figure 1. Pinout (Top View)
18
Reasons DO NOT FLOAT Inputs
FUNCTION
Output Enable Input
Latch Enable Input
Data Inputs
3-State Latch Outputs
3
D6
D1
17
4
INPUTS
LE
H
H
H
H
O6
O1
L
L
L
L
L
L
16
5
O5
O2
15
6
D5
D2
14
Dn
7
H
H
L
h
X
X
L
h
l
l
D4
D3
13
8
O4
O3 GND
12
9
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OUTPUTS
MC74LCX373
NC
On
H
H
L
L
Z
Z
Z
Z
Z
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
D0
D1
D2
D3
D4
D5
D6
D7
LE
11
Hold; Disabled Outputs
1
OPERATING MODE
Hold; Read Latch
13
14
17
18
3
4
7
8
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
12
15
16
19
2
5
6
9
O0
O1
O2
O3
O4
O5
O6
O7