| Part Number | NM93C56EM8 | NM93C56LM8 | 
|---|---|---|
| Manufacturer | Fairchild Semiconductor | Fairchild Semiconductor | 
| Category | Memory | Memory | 
|   |   | |
| Product Status | Obsolete | Obsolete | 
| Memory Type | Non-Volatile | Non-Volatile | 
| Memory Format | EEPROM | EEPROM | 
| Technology | EEPROM | EEPROM | 
| Memory Size | 2Kb (128 x 16) | 2Kb (128 x 16) | 
| Memory Interface | SPI | SPI | 
| Clock Frequency | 1 MHz | 250 kHz | 
| Write Cycle Time - Word, Page | 10ms | 15ms | 
| Access Time | - | - | 
| Voltage - Supply | 4.5V ~ 5.5V | 2.7V ~ 5.5V | 
| Operating Temperature | -40°C ~ 85°C (TA) | 0°C ~ 70°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 
| Supplier Device Package | 8-SOIC | 8-SOIC |