AT83C21 시리즈
| 제조업체 부품# | 설명 | 제조업체 | 재고 | 운영 |
| AT83C21GC144-ICRUL | IC INTERFACE SPECIALIZED 24SSOP | Microchip Technology | 5357 |
|
| AT83C21GC144-ICSUL | IC INTERFACE SPECIALIZED 24SSOP | Microchip Technology | 6314 |
|
| AT83C21GC144-ICSIL | IC INTERFACE SPECIALIZED 24SSOP | Microchip Technology | 3503 |
|