CD74HCT573E CD74HCT573E is an octal D-type transparent latch with 3-state outputs from Texas Instruments. It operates from 4.5V to 5.5V and comes in a 20-DIP package.
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CD74HCT573E

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
CD74HCT573E is an octal D-type transparent latch with 3-state outputs from Texas Instruments. It operates from 4.5V to 5.5V and comes in a 20-DIP package.
✓ Total Stock: 75 pcs
$ Price Range: $0.45

CD74HCT573E Available from 1 distributor

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CD74HCT573E Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Circuit
Clock Frequency
Current
Delay Time
Features
Halogen Free
Independent Circuits
Input Type
Logic Type
Mounting Type
Number of Channels
Operating Temperature
Output Type
SVHC Present
Supplier Device Package
Supplier Package
Supply Current
Voltage

CD74HCT573E Description

Short technical summary and product information.

The CD74HCT573E is an octal (8-channel) D-type transparent latch from Texas Instruments, built with HCT technology. It provides 3-state outputs and TTL-compatible CMOS inputs, enabling direct interfacing with mixed logic systems. The device operates from a 4.5V to 5.5V supply and supports 6mA sink and source output currents.

 

Key electrical characteristics include a maximum clock frequency of 25 MHz, propagation delay of 35ns, and maximum supply current of 80µA. The operating temperature range spans -55°C to 125°C, making it suitable for industrial and automotive environments. The flow-through pinout simplifies board layout, and the positive input clamp diode adds input protection.

 

The CD74HCT573E is available in a 20-DIP (0.300 inch, 7.62mm) through-hole package, also referred to as 20-PDIP. This octal latch is typically used for data storage and bus-oriented applications where multiple bits must be held and controlled simultaneously.

CD74HCT573E Quick Information

Product Type: D-Type Transparent Latch
Canonical Name: Octal D-Type Transparent Latch with 3-State Outputs
Subcategory: Latches

CD74HCT573E Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected
Lead Free: No

CD74HCT573E Estimated Pricing

Qty Low High
1+ $0.45 $0.45

Estimated market price range - modelled values for guidance only, not live distributor offers.

CD74HCT573E Features

  • Octal D-type transparent latch with 3-state outputs.
  • HCT logic family with TTL-compatible CMOS inputs.
  • Operates from 4.5V to 5.5V supply.
  • Wide operating temperature range of -55 to 125°C.
  • Comes in through-hole 20-DIP package.

CD74HCT573E Applications

  • Used in microprocessor data storage systems
  • Suitable for address register applications
  • Ideal for bus-oriented data latching
  • Employed in industrial control logic circuits
  • Works in high-speed data buffering tasks

CD74HCT573E FAQs

6 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the CD74HCT573E?

The operating voltage range is 4.5V to 5.5V.

What package is the CD74HCT573E available in?

It comes in a 20-DIP (0.300", 7.62mm) through-hole package, also known as 20-PDIP.

What is the operating temperature range of the CD74HCT573E?

The operating temperature range is -55°C to 125°C.

What logic function does the CD74HCT573E perform?

It is an 8-bit D-type transparent latch with 3-state outputs.

What technology is the CD74HCT573E based on?

It uses HCT technology with TTL-compatible CMOS inputs.

What are the maximum output currents of the CD74HCT573E?

The maximum sink current (IOL) is 6mA and the maximum source current (IOH) is -6mA.

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