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| PartNumber | BQ4015MA-85 | BQ4015MA-70 | BQ4015LYMA-70N |
| Description | NVRAM 512Kx8 Nonvolatile SRAM | NVRAM 512Kx8 Nonvolatile SRAM | IC NVSRAM 4M PARALLEL 32DIP |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | NVRAM | NVRAM | Memory |
| RoHS | Y | Y | - |
| Package / Case | DIP-32 Module | DIP-32 Module | - |
| Interface Type | Parallel | Parallel | - |
| Memory Size | 4 Mbit | 4 Mbit | 4M (512K x 8) |
| Organization | 512 k x 8 | 512 k x 8 | - |
| Data Bus Width | 8 bit | 8 bit | - |
| Access Time | 85 ns | 70 ns | - |
| Supply Voltage Max | 5.5 V | 5.5 V | - |
| Supply Voltage Min | 4.75 V | 4.75 V | - |
| Operating Supply Current | 50 mA | 50 mA | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Packaging | Tube | Tube | Tray |
| Height | 9.4 mm | 9.4 mm | - |
| Length | 42.8 mm | 42.8 mm | - |
| Type | NVSRAM | NVSRAM | - |
| Width | 18.42 mm | 18.42 mm | - |
| Brand | Texas Instruments | Texas Instruments | - |
| Mounting Style | Through Hole | Through Hole | - |
| Operating Supply Voltage | 5 V | 5 V | - |
| Product Type | NVRAM | NVRAM | - |
| Factory Pack Quantity | 1 | 12 | - |
| Subcategory | Memory & Data Storage | Memory & Data Storage | - |
| Series | - | BQ4015 | - |
| Package Case | - | - | 32-DIP Module (0.61", 15.49mm) |
| Operating Temperature | - | - | -40°C ~ 85°C (TA) |
| Interface | - | - | Parallel |
| Voltage Supply | - | - | 3 V ~ 3.6 V |
| Supplier Device Package | - | - | 32-DIP Module (18.42x42.8) |
| Memory Type | - | - | NVSRAM (Non-Volatile SRAM) |
| Speed | - | - | 70ns |
| Format Memory | - | - | RAM |