| 278681 | AT27C2048-70PI | 2-Megabit 128K x 16 OTP EPROM | Atmel |
| 278682 | AT27C2048-70VC | 2-Megabit 128K x 16 OTP EPROM | Atmel |
| 278683 | AT27C2048-70VI | 2-Megabit 128K x 16 OTP EPROM | Atmel |
| 278684 | AT27C2048-90 | 2-Megabit 128K x 16 OTP EPROM | Atmel |
| 278685 | AT27C2048-90JC | 2-Megabit 128K x 16 OTP EPROM | Atmel |
| 278686 | AT27C2048-90JI | 2-Megabit 128K x 16 OTP EPROM | Atmel |
| 278687 | AT27C2048-90PC | 2-Megabit 128K x 16 OTP EPROM | Atmel |
| 278688 | AT27C2048-90PI | 2-Megabit 128K x 16 OTP EPROM | Atmel |
| 278689 | AT27C2048-90VC | 2-Megabit 128K x 16 OTP EPROM | Atmel |
| 278690 | AT27C2048-90VI | 2-Megabit 128K x 16 OTP EPROM | Atmel |
| 278691 | AT27C256 | 256K 32K x 8 OTP CMOS EPROM | Atmel |
| 278692 | AT27C256R | 256K EPROM | Atmel |
| 278693 | AT27C256R-12 | 256K 32K x 8 OTP CMOS EPROM | Atmel |
| 278694 | AT27C256R-12JC | 256K 32K x 8 OTP CMOS EPROM | Atmel |
| 278695 | AT27C256R-12JI | 256K 32K x 8 OTP CMOS EPROM | Atmel |
| 278696 | AT27C256R-12PC | 256K 32K x 8 OTP CMOS EPROM | Atmel |
| 278697 | AT27C256R-12PI | 256K 32K x 8 OTP CMOS EPROM | Atmel |
| 278698 | AT27C256R-12RC | 256K 32K x 8 OTP CMOS EPROM | Atmel |
| 278699 | AT27C256R-12RI | 256K 32K x 8 OTP CMOS EPROM | Atmel |
|
| 278700 | AT27C256R-12TC | 256K 32K x 8 OTP CMOS EPROM | Atmel |
| 278701 | AT27C256R-12TI | 256K 32K x 8 OTP CMOS EPROM | Atmel |
| 278702 | AT27C256R-15 | 256K 32K x 8 OTP CMOS EPROM | Atmel |
| 278703 | AT27C256R-15JC | 256K (128K x 8) OTP CMOS EPROM | Atmel |
| 278704 | AT27C256R-15JI | 256K (128K x 8) OTP CMOS EPROM | Atmel |
| 278705 | AT27C256R-15PC | 256K (128K x 8) OTP CMOS EPROM | Atmel |
| 278706 | AT27C256R-15PI | 256K (128K x 8) OTP CMOS EPROM | Atmel |
| 278707 | AT27C256R-15RC | 256K (128K x 8) OTP CMOS EPROM | Atmel |
| 278708 | AT27C256R-15RI | 256K (128K x 8) OTP CMOS EPROM | Atmel |
| 278709 | AT27C256R-15TC | 256K (128K x 8) OTP CMOS EPROM | Atmel |
| 278710 | AT27C256R-15TI | 256K (128K x 8) OTP CMOS EPROM | Atmel |
| 278711 | AT27C256R-45 | 256K 32K x 8 OTP CMOS EPROM | Atmel |
| 278712 | AT27C256R-45JC | 256K 32K x 8 OTP CMOS EPROM | Atmel |
| 278713 | AT27C256R-45JI | 256K 32K x 8 OTP CMOS EPROM | Atmel |
| 278714 | AT27C256R-45PC | 256K 32K x 8 OTP CMOS EPROM | Atmel |
| 278715 | AT27C256R-45PI | 256K 32K x 8 OTP CMOS EPROM | Atmel |
| 278716 | AT27C256R-45RC | 256K 32K x 8 OTP CMOS EPROM | Atmel |
| 278717 | AT27C256R-45RI | 256K 32K x 8 OTP CMOS EPROM | Atmel |
| 278718 | AT27C256R-45TC | 256K 32K x 8 OTP CMOS EPROM | Atmel |
| 278719 | AT27C256R-45TI | 256K 32K x 8 OTP CMOS EPROM | Atmel |
| 278720 | AT27C256R-55 | 256K 32K x 8 OTP CMOS EPROM | Atmel |
