| Distributor | SKU | Stock | Cost | |
|---|---|---|---|---|
| DigiKey | BU4221GCT-ND | 2976 | $0.45 | Buy |
| DigiKey | BU4221GCT-ND | 2535 | $0.50 | Buy |
| Mouser Electronics | 755-BU4221G-TR | 2922 | $0.64 | Buy |
| Jak Electronics | BU4221G-TR | 34253 | $4.61 | Buy |
| Verical Marketplace | BU4221G-TR | 70 | $0.46 | Buy |
| Utmel | BU4221G-TR | 34253 | $0.63 | Buy |
| Win Source | BU4221G-TR | 24300 | $0.34 | Buy |
| Quarktwin Electronic Components | BU4221G-TR | 39005 | $0.56 | Buy |
| Newark | BU4221G-TR | $0.00 | Buy | |
| AVNET Europe | BU4221G-TR | * $0.16 | Buy | |
| Farnell | BU4221G-TR | * $0.49 | Buy | |
| element14 APAC | BU4221G-TR | * $0.24 | Buy | |
| AVNET Express | BU4221G-TR | $0.15 | Buy | |
| Future Electronics | BU4221G-TR | 3000 | $0.12 | Buy |
| Ameya360 | BU4221G-TR | 50 | $0.49 | Buy |
Volt Supervisor Detect W/Delay Circuit 0.9V to 4.8V 5-Pin SSOP T/R