 
| PS2501-1 | NEC | 4400 | DIP-4 | 
| PS2501-4 | NEC | 121 | DIP-16 | 
| PS2501-2 | NEC | 178 | DIP-8 | 
| PS2501-4SMD | 122 | SMD-16 | |
| PS2501-4 | NEC | 522 | DIP-16 | 
| PS2502-1 | NEC | 4300 | DIP-4 | 
| ps2502-1smd | 739 | SOP-4 | |
| PS2502-2 | NEC | 100 | DIP-8 | 
| PS2502-4SMD | 260 | SMD-16 | |
| PS2505-1 | NEC | 443 | SOP-4 | 
| PS2505-1 | NEC | 1480 | DIP-4 | 
| PS2561 | NEC | 254 | DIP-4 | 
| PS2701-1 | NEC | 363 | SOP-4 | 
| PS2701-1 | NEC | 6388 | SOP-4 | 
| PS2702-1 | NEC | 2460 | SOP-4 | 
| PS2703 | NEC | 6890 | SOP-4 | 
| PS2701-4 | 
 | 103 | SOP-16 | 
| PS2705-1 | NEC | 310 | SOP-4 | 
| PS2732-1 | NEC | 311 | SOP-4 | 
| PS2801-1 | NEC | 2630 | SSOP-4 | 
| PS2801-4 | NEC | 2161 | SSOP-16 | 
| PS2803-4 | NEC | 620 | SSOP-16 | 
| PS2805-1 | NEC | 508 | SSOP-4 | 
| PS2805-4 | NEC | 112 | SSOP-16 | 
| PS2831-4 | NEC | 549 | SSOP-16 | 
| ps2832-4 | nec | 302 | SSOP-16 | 
| PS9701 | NEC | 626 | SOP-5 |