| PartNumber | M48Z58-70PC1 | M48Z58Y-70MH1F | M48Z58Y-70MH1E |
| Description | NVRAM 64K (8Kx8) 70ns | NVRAM 64K (8Kx8) 70ns | NVRAM 64K (8Kx8) 70ns |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | NVRAM | NVRAM | NVRAM |
| RoHS | Y | Y | Y |
| Package / Case | PCDIP-28 | SOH-28 | SOH |
| Interface Type | Parallel | Parallel | Parallel |
| Memory Size | 64 kbit | 64 kbit | 64 kbit |
| Organization | 8 k x 8 | 8 k x 8 | 8 k x 8 |
| Data Bus Width | 8 bit | 8 bit | 8 bit |
| Access Time | 70 ns | 70 ns | 70 ns |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage Min | 4.75 V | 4.5 V | 4.5 V |
| Operating Supply Current | 50 mA | 50 mA | 50 mA |
| Minimum Operating Temperature | 0 C | 0 C | 0 C |
| Maximum Operating Temperature | + 70 C | + 70 C | + 70 C |
| Series | M48Z58 | M48Z58Y | M48Z58Y |
| Packaging | Tube | Reel | Tube |
| Height | 8.89 mm | 2.69 mm | 2.69 mm |
| Length | 39.88 mm | 18.49 mm | 18.49 mm |
| Type | NVSRAM | NVSRAM | NVSRAM |
| Width | 18.34 mm | 8.89 mm | 8.89 mm |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Mounting Style | Through Hole | SMD/SMT | SMD/SMT |
| Operating Supply Voltage | 4.75 V to 5.5 V | 4.5 V to 5.5 V | 4.5 V to 5.5 V |
| Product Type | NVRAM | NVRAM | NVRAM |
| Factory Pack Quantity | 240 | 936 | 28 |
| Subcategory | Memory & Data Storage | Memory & Data Storage | Memory & Data Storage |
| Unit Weight | 0.400007 oz | - | - |
| Moisture Sensitive | - | Yes | Yes |