| Model | Manufacturers | lot number | encapsulation | illustrate | 
| SN75C3222DBRE4 | TI | 10+11+ | SSOP-20 | Hong Kong spot, imported original | 
| SN75C3221DB | TI | 10+11+ | SSOP-20 | Hong Kong spot, imported original | 
| SN65C3222DBRE4 | TI | 10+11+ | SSOP-20 | Hong Kong spot, imported original | 
| SN65C3221DB | TI | 10+11+ | SSOP-20 | Hong Kong spot, imported original | 
| SN75C3223DBRG4 | TI | 10+11+ | SSOP20 | Hong Kong spot, imported original | 
| SN75C3223DBR | TI | 10+11+ | SSOP20 | Hong Kong spot, imported original | 
| SN75C3222EDBRG4 | TI | 10+11+ | SSOP20 | Hong Kong spot, imported original | 
| SN75C3222EDBR | TI | 10+11+ | SSOP20 | Hong Kong spot, imported original | 
| SN75C3222DBRG4 | TI | 10+11+ | SSOP20 | Hong Kong spot, imported original | 
| SN65C3223DBRG4 | TI | 10+11+ | SSOP20 | Hong Kong spot, imported original | 
| SN65C3223DBR | TI | 10+11+ | SSOP20 | Hong Kong spot, imported original | 
| SN65C3222EDBRG4 | TI | 10+11+ | SSOP20 | Hong Kong spot, imported original | 
| SN65C3222EDBR | TI | 10+11+ | SSOP20 | Hong Kong spot, imported original | 
| SN65C3222DBRG4 | TI | 10+11+ | SSOP20 | Hong Kong spot, imported original | 
| SN65C3222DBR | TI | 10+11+ | SSOP20 | Hong Kong spot, imported original | 
| TRS3221EIDBR | TI | 10+11+ | SSOP-16 | Hong Kong spot, imported original | 
| TRS3221ECDB | TI | 10+11+ | SSOP-16 | Hong Kong spot, imported original | 
| SN75C3232EDBRG4 | TI | 10+11+ | SSOP16 | Hong Kong spot, imported original | 
| SN75C3232EDBR | TI | 10+11+ | SSOP16 | Hong Kong spot, imported original | 
| SN75C3232DBRG4 | TI | 10+11+ | SSOP16 | Hong Kong spot, imported original |