| Part Number | M24128-BFMH6TG | M24128-BFMB6TG | 
|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | 
| Category | Memory | Memory | 
|   |   | |
| Product Status | Active | Obsolete | 
| Memory Type | Non-Volatile | Non-Volatile | 
| Memory Format | EEPROM | EEPROM | 
| Technology | EEPROM | EEPROM | 
| Memory Size | 128Kb (16K x 8) | 128Kb (16K x 8) | 
| Memory Interface | I²C | I²C | 
| Clock Frequency | 1 MHz | 1 MHz | 
| Write Cycle Time - Word, Page | 5ms | 5ms | 
| Access Time | 450 ns | 450 ns | 
| Voltage - Supply | 1.7V ~ 5.5V | 1.7V ~ 5.5V | 
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 5-UFDFN | 8-UFDFN Exposed Pad | 
| Supplier Device Package | 5-UFDFPN (1.7x1.4) | 8-UFDFPN (2x3) |