74ACT573M STMICROELECTRONICS [STMicroelectronics], 74ACT573M Datasheet - Page 2

• Manufacturer Part Number: 74ACT573M
• Description: OCTAL D-TYPE LATCH WITH 3 STATE OUTPUTS (NON INVERTED)
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

74ACT573
INPUT AND OUTPUT EQUIVALENT CIRCUIT
TRUTH TABLE
X : Don’t care
Z : High Impedance
NOTE: Outputs are latched at the time when the input is taken LOW logic level
LOGIC DIAGRAM
This logic diagram has not be used to estimate propagation delays
2/11
OE
H
L
L
L
INPUTS
LE
X
H
H
L
PIN DESCRIPTION
2, 3, 4, 5, 6,
12, 13, 14,
15, 16, 17,
PIN No
7, 8, 9
18, 19
11
10
20
1
D
X
X
H
L
SYMBOL
Q0 to Q7
D0 to D7
GND
V
OE
LE
CC
3 State Output Enable
Input (Active LOW)
Data Inputs
3-State Latch Outputs
Latch Enable Input
Ground (0V)
Positive Supply Voltage
NAME AND FUNCTION
NO CHANGE
OUTPUT
Q
H
Z
L