| Distributor | SKU | Stock | Cost | |
|---|---|---|---|---|
| DigiKey | 296-3729-5-ND | 6 | $8.09 | Buy |
| Mouser Electronics | 595-SN74LS642-1DW | 0 | $5.68 | Buy |
| Texas Instruments | SN74LS642-1DW | 3600 | $5.90 | Buy |
| Verical Marketplace | SN74LS642-1DW | 3800 | $4.89 | Buy |
| AVNET Express | SN74LS642-1DW | 12058 | $4.75 | Buy |
| AVNET Europe | SN74LS642-1DW | * $5.64 | Buy | |
| Arrow North American Components | SN74LS642-1DW | 0 | $5.55 | Buy |
SN74LS642 Octal bus transceivers with open collector outputs