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| PartNumber | SST39VF400A-70-4I-B3KE | SST39VF400A-70-4I-B3KE-T | SST39VF400A-70-4I-BK |
| Description | NOR Flash 256K X 16 70ns | NOR Flash 2.7V to 3.6V 4Mb Multi-Purpose Flash | |
| Manufacturer | Microchip | Microchip | SST |
| Product Category | NOR Flash | NOR Flash | IC Chips |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | TFBGA-48 | TFBGA-48 | - |
| Series | SST39VF | SST39VF | - |
| Memory Size | 4 Mbit | 4 Mbit | - |
| Interface Type | Parallel | Parallel | - |
| Organization | 256 k x 16 | 256 k x 16 | - |
| Timing Type | Asynchronous | Asynchronous | - |
| Data Bus Width | 16 bit | 16 bit | - |
| Supply Voltage Min | 2.7 V | 2.7 V | - |
| Supply Voltage Max | 3.6 V | 3.6 V | - |
| Supply Current Max | 30 mA | 30 mA | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Packaging | Tray | Reel | - |
| Height | 0.75 mm | - | - |
| Length | 8 mm | - | - |
| Memory Type | NOR | NOR | - |
| Speed | 70 ns | 70 ns | - |
| Type | No Boot Block | - | - |
| Width | 6 mm | - | - |
| Architecture | Sectored | Sector | - |
| Brand | Microchip Technology | Microchip Technology | - |
| Moisture Sensitive | Yes | Yes | - |
| Product Type | NOR Flash | NOR Flash | - |
| Programming Voltage | 2.7 V to 3.6 V | - | - |
| Standard | Not Supported | - | - |
| Factory Pack Quantity | 480 | 2500 | - |
| Subcategory | Memory & Data Storage | Memory & Data Storage | - |
| Unit Weight | 0.003319 oz | - | - |