Pinouts
← All parts

74HCT573 Octal Latch

74HCT573

Texas Instrumentsic logic

The 74HCT573 is an octal transparent D-type latch with 3-state outputs, used for buffer registers and I/O ports.

In stock

Specifications

8
Operating Voltage
4.5V to 5.5V
Supply Current
80-µA max
Interface
TTL-compatible inputs, 3-state outputs
Resolution
N/A
Range
N/A
Accuracy
N/A
Temperature Range
-40 to 85°C
Package
SOIC, SSOP, PDIP, SO, TSSOP

Pinout

20

Low source legibility.The original manufacturer datasheet for this part was difficult to read, so this pinout may be incomplete or imperfect. Always confirm against the specific manufacturer’s datasheet before wiring.

PinNameFunctionsNotes
1VCC
POWER
2GND
GND
3D1
GPIO
4Q1
GPIO
5OE1
GPIO
6LE1
GPIO
7D2
GPIO
8Q2
GPIO
9OE2
GPIO
10LE2
GPIO
11D3
GPIO
12Q3
GPIO
13OE3
GPIO
14LE3
GPIO
15D4
GPIO
16Q4
GPIO
17OE4
GPIO
18LE4
GPIO
19D5
GPIO
20Q5
GPIO

Interactive pinout

Highlight:
74HCT573

Click a pin to copy its name · tap a tag above to spotlight a bus.