| AT29BV040A | Atmel | 4M bit, 2.7-Volt Read and 2.7-Volt Write Flash |
| AT29C040A | Atmel | 4M bit, 5-Volt Read and 5-Volt Write Flash |
| AT29LV040A | Atmel | 4M bit, 3-Volt Read and 3-Volt Write Flash |
| AT49BV040A | Atmel | 4M, 2.7-Volt Read and Write Flash, Bottom Boot |
| AT49BV4096A | Atmel | 4M bit, 2.7-Volt Read and 2.7-Volt Write, Byte-Write Flash, Bottom Boot |
| AT49F040A | Atmel | 4M, 5-Volt Read and 5-Volt Write Flash, Bottom Boot |
| AT49F4096A | Atmel | 4M bit, 5-Volt Read and 5-Volt Write Flash, Bottom Boot |
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