| Distributor | SKU | Stock | Cost | |
|---|---|---|---|---|
| DigiKey | SN74AS21DR-ND | 0 | $2.83 | Buy |
| Mouser Electronics | 595-SN74AS21D | 255 | $2.43 | Buy |
| Win Source | SN74AS21D | 5560 | Buy | |
| Quarktwin Electronic Components | SN74AS21D | 4098 | $2.30 | Buy |
| Texas Instruments | SN74AS21D | 16212 | $1.84 | Buy |
| Arrow North American Components | SN74AS21D | 0 | $1.30 | Buy |
| AVNET Express | SN74AS21D | 35192 | $1.16 | Buy |
| AVNET Europe | SN74AS21D | * $1.39 | Buy | |
| Verical Marketplace | SN74AS21D | 1100 | $1.70 | Buy |
SN74AS21 Dual 4-Input Positive-AND Gates