| Distributor | SKU | Stock | Cost | |
|---|---|---|---|---|
| DigiKey | 296-34020-5-ND | 28 | $8.50 | Buy |
| Mouser Electronics | 595-SN74LS642DW | 39 | $7.67 | Buy |
| Texas Instruments | SN74LS642DW | 5027 | $5.90 | Buy |
| RS Components | SN74LS642DW | $6.79 | Buy | |
| Verical Marketplace | SN74LS642DW | 500 | $4.61 | Buy |
| Quarktwin Electronic Components | SN74LS642DW | 39454 | $7.28 | Buy |
| Arrow North American Components | SN74LS642DW | 267 | $0.00 | Buy |
| Win Source | SN74LS642DW | 11200 | Buy | |
| Newark | SN74LS642DW | $7.27 | Buy | |
| Farnell | SN74LS642DW | 13 | * $8.06 | Buy |
| element14 APAC | SN74LS642DW | 4 | * $8.68 | Buy |
| AVNET Europe | SN74LS642DW | 25 | * $5.81 | Buy |
| Freelance | SN74LS642DW | 88 | Buy | |
| AVNET Express | SN74LS642DW | 7126 | $5.90 | Buy |
SN74LS642 Octal bus transceivers with open collector outputs