- AT29C257-12JIIC FLASH 256KBIT 120NS 32PLCC|ATMEL|Lead All|RoHS Mixed
- AT29C257-15JIIC FLASH 256KBIT 150NS 32PLCC|ATMEL|Lead All|RoHS Mixed
- AT29C257-70JCIC FLASH 256KBIT 70NS 32PLCC|ATMEL|Lead All|RoHS Mixed
- AT29C257-70JIIC FLASH 256KBIT 70NS 32PLCC|ATMEL|Lead All|RoHS Mixed
- AT29C257-90JCIC FLASH 256KBIT 90NS 32PLCC|ATMEL|Lead All|RoHS Mixed
- AT29C257-90JIIC FLASH 256KBIT 90NS 32PLCC|ATMEL|Lead All|RoHS Mixed