SN74LS245N vs SN74LS240N

This in-depth comparison of the SN74LS245N and SN74LS240N 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

SN74LS245N

Texas Instruments

Lifecycle
Active
Stock
1865 PCS
Package
PDIP-20
Series
Logic - Buffers, Drivers, Receivers, Transceivers
+BOM RFQ
Part B

SN74LS240N

Texas Instruments

Lifecycle
Active
Stock
4090 PCS
Package
PDIP-20
Series
Logic - Buffers, Drivers, Receivers, Transceivers
+BOM RFQ

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Full specification comparison

Use manufacturer datasheets as the final authority.

Specification SN74LS245N SN74LS240N
Series 74LS 74LS
Part Status Active Active
Logic Type Transceiver, Non-Inverting Buffer, Inverting
Number of Elements 1 2
Number of Bits per Element 8 4
Output Type 3-State 3-State
Current - Output High Low 15mA, 24mA 15mA, 24mA
Voltage - Supply 4.75V ~ 5.25V 4.75V ~ 5.25V
Operating Temperature 0°C ~ 70°C (TA) 0°C ~ 70°C (TA)
Mounting Type Through Hole Through Hole
Compare RFQ