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74LS241SC on a board, in 3D

74LS241SC

Texas Instruments

-55℃~+125℃ 15mA 18ns@5V,45pF 24mA 4.75V~5.25V 54mA 74LS Output enable Schmitt trigger Tri-State SOIC-20 Buffers, Drivers, Receivers, Transceivers ROHS

Extended
Category
Buffers, Drivers, Receivers, Transceivers
Package
SOIC-20
Pins
20

Overview

The 74LS241SC is a buffers, Drivers, Receivers, Transceiver made by Texas Instruments in a SOIC-20 package with 20 pins. -55℃~+125℃ 15mA 18ns@5V,45pF 24mA 4.75V~5.25V 54mA 74LS Output enable Schmitt trigger Tri-State SOIC-20 Buffers, Drivers, Receivers, Transceivers ROHS.

PCBKit's library has its KiCad symbol (74xx:74LS241, from KiCad's library) and its footprint (Package_SO:SOIC-20W_7.5x12.8mm_P1.27mm, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C3756539).

Symbol

OEa1I0a2O3b3I1a4O2b5I2a6O1b7I3a8O0b9GND10I0b11O3a12I1b13O2a14I2b15O1a16I3b17O0a18OEb19VCC20
74xx:74LS241From KiCad's library

Footprint

1234567891011121314151617181920
Package_SO:SOIC-20W_7.5x12.8mm_P1.27mmFrom KiCad's library

Order codes

1

Pinout

20
The pins of the 74LS241SC
PinNameType
1OEaInput
2I0aInput
3O3bTri-state
4I1aInput
5O2bTri-state
6I2aInput
7O1bTri-state
8I3aInput
9O0bTri-state
10GNDPower in
11I0bInput
12O3aTri-state
13I1bInput
14O2aTri-state
15I2bInput
16O1aTri-state
17I3bInput
18O0aTri-state
19OEbInput
20VCCPower in

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Questions

Is there a KiCad symbol and footprint for the 74LS241SC?

Yes. The symbol is 74xx:74LS241 and the footprint Package_SO:SOIC-20W_7.5x12.8mm_P1.27mm, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the 74LS241SC?

SOIC-20, with 20 pins. Its footprint is drawn on this page.

Where is the 74LS241SC datasheet?

Texas Instruments publishes it: the Datasheet link on this page opens it.

Where can I order the 74LS241SC?

JLCPCB lists it as part C3756539, with 0 in stock; the sellers' links on this page open their listings.

What can replace the 74LS241SC?

Parts like it in the library: the 74HC245D by Nexperia, the 74HCT244D by Nexperia, the 74HCT245D by Nexperia and the SN74HC244DW by Texas Instruments. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

8