M74HCT573B1R STMicroelectronics, M74HCT573B1R Datasheet - Page 2

• Manufacturer Part Number: M74HCT573B1R
• Description: IC LATCH OCTAL D-TYPE 20-DIP
• Manufacturer: STMicroelectronics
• Series: 74HCTr

Specifications of M74HCT573B1R

• Logic Type: D-Type Transparent Latch
• Circuit: 8:8
• Output Type: Tri-State
• Voltage - Supply: 4.5 V ~ 5.5 V
• Independent Circuits: 1
• Delay Time - Propagation: 19ns
• Current - Output High, Low: 6mA, 6mA
• Operating Temperature: -55°C ~ 125°C
• Mounting Type: Through Hole
• Package / Case: 20-DIP (0.300", 7.62mm)
• Number Of Circuits: 8
• Logic Family: 74HC
• Polarity: Non-Inverting
• Input Bias Current (max): 4 uA
• High Level Output Current: - 6 mA
• Low Level Output Current: 32 mA
• Propagation Delay Time: 36 ns at 4.5 V
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 55 C
• Mounting Style: Through Hole
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-1917-5

M74HCT573
INPUT AND OUTPUT EQUIVALENT CIRCUIT
TRUTH TABLE
X: Don’t Care
Z: High Impedance
(*): Q Outputs are latched at the time when the LE input is taken low logic level.
LOGIC DIAGRAM
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 (*)
OUTPUTS
Q
H
Z
L