Note: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
Where used in Applications:
Consumer Electronics
Financial Technology (Fintech)
Computing and Data Storage
Telecommunications
Communication and Networking
Part Symbol
Footprint
3D Model
NON-RETRIGGERABLE; TRIGGERABLE FROM CLEAR INPUT ALSO
Moisture Sensitivity Level
Number of Data/Clock Inputs
Operating Temperature-Max
Operating Temperature-Min
Peak Reflow Temperature (Cel)
Supply Voltage-Max (Vsup)
Supply Voltage-Min (Vsup)
Supply Voltage-Nom (Vsup)
Time@Peak Reflow Temperature-Max (s)
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Texas Instruments
Dual monostable multivibrators with Schmitt-trigger inputs 16-SOIC 0 to 70
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SN74LS221DR - Texas Instruments
DM74LS221MX - Rochester Electronics LLC
HD74LS221RP - Hitachi Ltd
SN74LS221D - Motorola Mobility LLC
DM74LS221MX - Fairchild Semiconductor Corporation
HD74LS221RP-EL - Hitachi Ltd
SN74LS221DR2 - onsemi
SN74LS221DRE4 - Texas Instruments
DM74LS221MX - Fairchild Semiconductor Corporation
SN74LS221D - Motorola Mobility LLC
HD74LS221RP - Hitachi Ltd
SN74LS221DR - Texas Instruments
SN74LS221DR2 - onsemi
SN74LS221DRE4 - Texas Instruments
This table gives cross-reference parts and alternative options found for SN74LS221DG4. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of SN74LS221DG4, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
Part Number
Description
Manufacturer
Compare
SN74LS221DR
Dual monostable multivibrators with Schmitt-trigger inputs 16-SOIC 0 to 70
Texas Instruments
SN74LS221DG4 vs SN74LS221DR
DM74LS221MX
Monostable Multivibrator, LS Series, 2-Func, TTL, PDSO16, 0.150 INCH, MS-012, SOIC-16
Rochester Electronics LLC
SN74LS221DG4 vs DM74LS221MX
HD74LS221RP
Monostable Multivibrator, LS Series, 2-Func, TTL, PDSO16, FP-16DN
Hitachi Ltd
SN74LS221DG4 vs HD74LS221RP
SN74LS221D
LS SERIES, DUAL MONOSTABLE MULTIVIBRATOR, PDSO16, SOIC-16
Motorola Mobility LLC
SN74LS221DG4 vs SN74LS221D
DM74LS221MX
Monostable Multivibrator, LS Series, 2-Func, TTL, PDSO16, 0.150 INCH, MS-012, SOIC-16
Fairchild Semiconductor Corporation
SN74LS221DG4 vs DM74LS221MX
HD74LS221RP-EL
Monostable Multivibrator, LS Series, 2-Func, TTL, PDSO16, FP-16DN
Hitachi Ltd
SN74LS221DG4 vs HD74LS221RP-EL
SN74LS221DR2
LS SERIES, DUAL MONOSTABLE MULTIVIBRATOR, PDSO16, PLASTIC, SOIC-16
onsemi
SN74LS221DG4 vs SN74LS221DR2
SN74LS221DRE4
Dual monostable multivibrators with Schmitt-trigger inputs 16-SOIC 0 to 70
Texas Instruments
SN74LS221DG4 vs SN74LS221DRE4
Part Number
Description
Manufacturer
Compare
DM74LS221MX
Monostable Multivibrator, LS Series, 2-Func, TTL, PDSO16, 0.150 INCH, MS-012, SOIC-16
Fairchild Semiconductor Corporation
SN74LS221DG4 vs DM74LS221MX
SN74LS221D
LS SERIES, DUAL MONOSTABLE MULTIVIBRATOR, PDSO16, SOIC-16
Motorola Mobility LLC
SN74LS221DG4 vs SN74LS221D
HD74LS221RP
Monostable Multivibrator, LS Series, 2-Func, TTL, PDSO16, FP-16DN
Hitachi Ltd
SN74LS221DG4 vs HD74LS221RP
SN74LS221DR
Dual monostable multivibrators with Schmitt-trigger inputs 16-SOIC 0 to 70
Texas Instruments
SN74LS221DG4 vs SN74LS221DR
SN74LS221DR2
LS SERIES, DUAL MONOSTABLE MULTIVIBRATOR, PDSO16, PLASTIC, SOIC-16
onsemi
SN74LS221DG4 vs SN74LS221DR2
SN74LS221DRE4
Dual monostable multivibrators with Schmitt-trigger inputs 16-SOIC 0 to 70
Texas Instruments
SN74LS221DG4 vs SN74LS221DRE4