SN74HCS573-Q1 Automotive Octal Transparent D-Type Latches with Schmitt-Trigger

Inputs, 3-State Outputs, and Flow-Through Pinout

1 Features

• AEC-Q100 Qualified for automotive applications:

– Device temperature grade 1:

– Device HBM ESD Classification Level 2

– Device CDM ESD Classifcation Level C6

• Available in wettable flank QFN (WRKS) package

• Wide operating voltage range: 2 V to 6 V

• Schmitt-trigger inputs allow for slow or noisy input

signals

• Low power consumption

– Typical input leakage current of ±100 nA

• ±7.8-mA output drive at 6 V

2 Applications

• Parallel data storage

• Digital bus buffer

3 Description

The SN74HCS573-Q1 contains eight D-type latches.

All inputs include Schmitt-trigger architecture. All

channels share a latch enable (LE) input and output

enable (OE) input. This device has a flow-through

pinout which allows for easier bus routing.

Device Information

PART NUMBER

PACKAGE(1)

BODY SIZE (NOM)

SN74HCS573WRKS-Q1

VQFN (20)

4.50 mm × 2.50 mm

(1)

For all available packages, see the orderable addendum at

the end of the data sheet.

Input Voltage

Schmitt-trigger

CMOS Input

Response

Waveforms

Standard

CMOS Input

Response

Waveforms

Input Voltage

Input Voltage

Time

Time

Input Voltage

Waveforms

Low Power

Noise Rejection

Supports Slow Inputs

Time

Time

Time

Time

Benefits of Schmitt-trigger inputs

SN74HCS573-Q1

SCLS852 – DECEMBER 2021

An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,

intellectual property matters and other important disclaimers. ADVANCE INFORMATION for preproduction products; subject to change

without notice.