SN74LS21
Stock/Availability for: SN74LS21
Find stocking distributors and other suppliers of SN74LS21 using netCOMPONENTS. If you are not already a netCOMPONENTS member, request a free trial membership today to search the netCOMPONENTS database of 50 million+ electronic component line items and contact SN74LS21 suppliers.Register Today
- Search 900 Billion+ Electronic Components
- 3,000+ Suppliers
- Launched in 1997
Statistics
| 1,603 | Total Quantity | 3 | Line Items | 
|---|---|---|---|
| 3 | Suppliers listing this part | 2 | Countries/regions where listing suppliers exist | 
| 10/29/2025 | Most Recent Upload | ||
                                  
                                    Total Quantity
                                  
                                
                                
                                  1,603
                                
                              
                                  
                                    Line Items
                                  
                                
                                
                                  3
                                
                              
                                  
                                    Suppliers listing this part
                                  
                                
                                
                                  3
                                
                              
                                  
                                    Countries/regions where listing suppliers exist
                                  
                                
                                
                                  2
                                
                              
                                  
                                    Most Recent Upload
                                  
                                
                                
                                  10/29/2025
                                
                              Sponsored Live Part Search
Part Number: SN74LS21
| Part Number | Country/Region | Suppliers | Line Items | Total Qty | 
|---|---|---|---|---|
| SN74LS21 | US | 2 | 2 | 103 | 
| SN74LS21 | CN | 1 | 1 | 1,500 | 
Other Parts
| Part Number Other Parts | Countries/Regions | Suppliers | Line Items | Total Qty | 
|---|---|---|---|---|
| SN74LS21N | 23 | 200 | 614 | 313,649 | 
| SN74LS21D | 8 | 41 | 48 | 216,685 | 
| SN74LS21DR | 8 | 41 | 42 | 681,718 | 
| SN74LS21J | 10 | 27 | 50 | 5,015 | 
| SN74LS21NSR | 7 | 27 | 27 | 164,309 | 
| SN74LS21NS | 6 | 21 | 36 | 249,562 | 
| SN74LS219AN | 10 | 21 | 30 | 20,789 | 
| SN74LS21JDS | 4 | 6 | 6 | 2,308 | 
| SN74LS21NG4 | 3 | 5 | 5 | 306,720 | 
| SN74LS21NE4 | 2 | 5 | 5 | 16,672 | 
Register Today
- Search 900 Billion+ Electronic Components
- 3,000+ Suppliers
- Launched in 1997
Possible Component Manufacturers*
                                  
                                  Texas Instruments Power Management (TI - Power) (Unitrode)
                                
                                
                                  
                                  Harris Semi (RCA Electronics Pte) (TI) (Texas Instruments)
                                
                                
                                  
                                  Burr-Brown (BB) (TI)
                                
                                
                                  
                                  Unitrode Power (TI - Power)
                                
                                
                                  
                                  GrayChip (Texas Instruments)
                                
                                
                                  
                                  TI (Texas Instruments)
                                
                            * This symbol ( ) will appear next to the manufacturer if a datasheet is available for the part. Registered members can click on the datasheet icon to locate the datasheet for the part.
Page Created: 10/29/2025