| 253641 | AT27C040-12 | 4-Megabit 512K x 8 OTP EPROM | Atmel |
| 253642 | AT27C040-12JC | 4-Megabit 512K x 8 OTP EPROM | Atmel |
| 253643 | AT27C040-12JI | 4-Megabit 512K x 8 OTP EPROM | Atmel |
| 253644 | AT27C040-12PC | 4-Megabit 512K x 8 OTP EPROM | Atmel |
| 253645 | AT27C040-12PI | 4-Megabit 512K x 8 OTP EPROM | Atmel |
| 253646 | AT27C040-12RC | 4-Megabit 512K x 8 OTP EPROM | Atmel |
| 253647 | AT27C040-12RI | 4-Megabit 512K x 8 OTP EPROM | Atmel |
| 253648 | AT27C040-12TC | 4-Megabit 512K x 8 OTP EPROM | Atmel |
| 253649 | AT27C040-12TI | 4-Megabit 512K x 8 OTP EPROM | Atmel |
| 253650 | AT27C040-15JC | 4-Megabit 512K x 8 OTP EPROM | Atmel |
| 253651 | AT27C040-15JI | 4-Megabit 512K x 8 OTP EPROM | Atmel |
| 253652 | AT27C040-15PC | 4-Megabit 512K x 8 OTP EPROM | Atmel |
| 253653 | AT27C040-15PI | 4-Megabit 512K x 8 OTP EPROM | Atmel |
| 253654 | AT27C040-15RC | 4-Megabit 512K x 8 OTP EPROM | Atmel |
| 253655 | AT27C040-15RI | 4-Megabit 512K x 8 OTP EPROM | Atmel |
| 253656 | AT27C040-15TC | 4-Megabit 512K x 8 OTP EPROM | Atmel |
| 253657 | AT27C040-15TI | 4-Megabit 512K x 8 OTP EPROM | Atmel |
| 253658 | AT27C040-70JC | 4-Megabit 512K x 8 OTP EPROM | Atmel |
| 253659 | AT27C040-70JI | 4-Megabit 512K x 8 OTP EPROM | Atmel |
|
| 253660 | AT27C040-70PC | 4-Megabit 512K x 8 OTP EPROM | Atmel |
| 253661 | AT27C040-70PI | 4-Megabit 512K x 8 OTP EPROM | Atmel |
| 253662 | AT27C040-70RC | 4-Megabit 512K x 8 OTP EPROM | Atmel |
| 253663 | AT27C040-70RI | 4-Megabit 512K x 8 OTP EPROM | Atmel |
| 253664 | AT27C040-70TC | 4-Megabit 512K x 8 OTP EPROM | Atmel |
| 253665 | AT27C040-70TI | 4-Megabit 512K x 8 OTP EPROM | Atmel |
| 253666 | AT27C040-90JC | 4-Megabit 512K x 8 OTP EPROM | Atmel |
| 253667 | AT27C040-90JI | 4-Megabit 512K x 8 OTP EPROM | Atmel |
| 253668 | AT27C040-90PC | 4-Megabit 512K x 8 OTP EPROM | Atmel |
| 253669 | AT27C040-90PI | 4-Megabit 512K x 8 OTP EPROM | Atmel |
| 253670 | AT27C040-90RC | 4-Megabit 512K x 8 OTP EPROM | Atmel |
| 253671 | AT27C040-90RI | 4-Megabit 512K x 8 OTP EPROM | Atmel |
| 253672 | AT27C040-90TC | 4-Megabit 512K x 8 OTP EPROM | Atmel |
| 253673 | AT27C040-90TI | 4-Megabit 512K x 8 OTP EPROM | Atmel |
| 253674 | AT27C080 | 8M bit EPROM | Atmel |
| 253675 | AT27C080-10DC | 8-Megabit 1M x 8 UV Erasable CMOS EPROM | Atmel |
| 253676 | AT27C080-10DI | 8-Megabit 1M x 8 UV Erasable CMOS EPROM | Atmel |
| 253677 | AT27C080-10JC | 8-Megabit 1M x 8 UV Erasable CMOS EPROM | Atmel |
| 253678 | AT27C080-10JI | 8-Megabit 1M x 8 UV Erasable CMOS EPROM | Atmel |
| 253679 | AT27C080-10PC | 8-Megabit 1M x 8 UV Erasable CMOS EPROM | Atmel |
| 253680 | AT27C080-10PI | 8-Megabit 1M x 8 UV Erasable CMOS EPROM | Atmel |
