Part Number: AT29C257-70JI-T vs AT29C040A-12JI
| Product CompareMain parameters of the product comparison, the results for reference only, so that you choose a more suitable product! |  |
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|---|---|---|
| Part Number: | AT29C257-70JI-T | AT29C040A-12JI |
| Manufacturer: | Microchip Technology | Microchip Technology |
| Description: | IC FLASH 256KBIT 70NS 32PLCC | Memory IC AT29C040 |
| Quantity Available: | Available | Available |
| Datasheets: | AT29C257 | AT29C040A |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 32-LCC (J-Lead) | 32-LCC (J-Lead) |
| Supplier Device Package | 32-PLCC (13.97x11.43) | 32-PLCC (13.97x11.43) |
| Operating Temperature | -40°C~85°C TC | -40°C~85°C TC |
| Packaging | Tape & Reel (TR) | Tube |
| Published | 1996 | 1996 |
| Part Status | Obsolete | Obsolete |
| Moisture Sensitivity Level (MSL) | 2 (1 Year) | 2 (1 Year) |
| Technology | FLASH | FLASH |
| Voltage - Supply | 4.5V~5.5V | 4.5V~5.5V |
| Base Part Number | AT29C257 | AT29C040 |
| Memory Size | 256Kb 32K x 8 | 4Mb 512K x 8 |
| Memory Type | Non-Volatile | Non-Volatile |
| Access Time | 70ns | 120ns |
| Memory Format | FLASH | FLASH |
| Memory Interface | Parallel | Parallel |
| Write Cycle Time - Word, Page | 10ms | 10ms |
| RoHS Status | Non-RoHS Compliant | Non-RoHS Compliant |
| Submit RFQ: | Submit | Submit |
| Image | Part Number | Manufacturer | Description | Compare |
|---|---|---|---|---|
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AT29C040A-12JU | Microchip Technology | Memory IC AT29C040 | Compare |
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AT29C020-15TC | Microchip Technology | Memory IC AT29C020 | Compare |
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AT29C020-70PC | Microchip Technology | Memory IC AT29C020 | Compare |
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AT29C020-90JU | ATMEL | Compare | |
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AT29C010A-70TC | ATMEL | Compare |
