SN74ACT244DW vs SN74AS574DW

This in-depth comparison of the SN74ACT244DW and SN74AS574DW provides valuable insights into their specifications and key features. We cover important factors in detail, including RoHS compliance, REACH status, series, mounting style, package type, and other relevant characteristics. Presenting the differences side by side simplifies component selection, making it easier for you to select the best option for your specific application.

Technical review by ETEI Component Engineering Source: manufacturer documentation

Parts at a glance

Part A

SN74ACT244DW

Texas Instruments

Lifecycle
Active
Stock
4384 PCS
Package
SOIC-20
Series
Logic - Buffers, Drivers, Receivers, Transceivers
+BOM RFQ
Part B

SN74AS574DW

Texas Instruments

Lifecycle
Active
Stock
2159 PCS
Series
Logic - Flip Flops
+BOM RFQ

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Full specification comparison

Use manufacturer datasheets as the final authority.

Specification SN74ACT244DW SN74AS574DW
Supplier - Rochester Electronics, LLC,Texas Instruments
Series 74ACT 74AS
Part Status Active Active
Function - Standard
Type - D-Type
Output Type 3-State Tri-State, Non-Inverted
Number of Elements 2 1
Number of Bits per Element 4 8
Clock Frequency - 90 MHz
Max Propagation Delay @ V Max CL - 9ns @ 5V, 50pF
Trigger Type - Positive Edge
Current - Output High Low 24mA, 24mA 15mA, 48mA
Voltage - Supply 4.5V ~ 5.5V 4.5V ~ 5.5V
Current - Quiescent (Iq) - 116 mA
Operating Temperature -40°C ~ 85°C (TA) 0°C ~ 70°C (TA)
Mounting Type Surface Mount Surface Mount
Logic Type Buffer, Non-Inverting -
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