| Distributor | SKU | Stock | Cost | |
|---|---|---|---|---|
| DigiKey | 296-3673-5-ND | 0 | $1.30 | Buy |
| Mouser Electronics | 595-SN74LS221D | 1755 | $1.31 | Buy |
| Quest Components | SN74LS221D | 356 | $1.04 | Buy |
| Freelance | SN74LS221D | 253 | Buy | |
| RS Components (APAC) | SN74LS221D | $48.02 | Buy | |
| Quarktwin Electronic Components | SN74LS221D | 30919 | $1.40 | Buy |
| Win Source | SN74LS221D | 3220 | Buy | |
| Arrow Asia | SN74LS221D | 600 | $0.81 | Buy |
| Texas Instruments | SN74LS221D | 2284 | $1.09 | Buy |
| Verical Marketplace | SN74LS221D | 2830 | $0.00 | Buy |
| element14 APAC | SN74LS221D | 1192 | * $1.65 | Buy |
| Farnell | SN74LS221D | 1162 | * $1.90 | Buy |
| AVNET Express | SN74LS221D | 368 | $0.43 | Buy |
| AVNET Europe | SN74LS221D | 349 | * $0.88 | Buy |
| Newark | SN74LS221D | 516 | $1.85 | Buy |
| RS Components | SN74LS221D | $25.68 | Buy | |
| Arrow North American Components | SN74LS221D | 0 | $1.37 | Buy |
SN74LS221 Dual monostable multivibrators with Schmitt-trigger inputs
| Title | Manufacturer | Published |
|---|---|---|
| Designing with the SN74LVC1G123 Monostable Multivibrator | Texas Instruments | 07/14/2015 |
| Designing with the SN54/74LS123 (Rev. A) | Texas Instruments | 03/01/1997 |