1Kb I2C/2-Wire Serial EEPROM, organized as 128 x 8, features a maximum operating frequency of 400kHz and a fast access time of 900ns. This surface-mount SOIC package component operates across a wide temperature range of -40°C to 85°C with supply voltages from 2.5V to 5.5V. It supports I2C, Serial, SPI, and 2-Wire interfaces and includes write protection. The component is RoHS compliant with tin, matte contact plating.
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Microchip 24LCS21A-I/SN technical specifications.
| Access Time | 10ms |
| Access Time-Max | 900ns |
| Package/Case | SOIC |
| Contact Plating | Tin, Matte |
| Density | 1Kb |
| Frequency | 400kHz |
| Height | 1.5mm |
| Interface | I2C, Serial, SPI, 2-Wire |
| Lead Free | Lead Free |
| Length | 4.9mm |
| Max Frequency | 400kHz |
| Max Operating Temperature | 85°C |
| Memory Size | 1Kb |
| Memory Type | EEPROM, |
| Min Operating Temperature | -40°C |
| Max Supply Voltage | 5.5V |
| Min Supply Voltage | 2.5V |
| Mount | Surface Mount |
| Number of Words | 128 |
| Organization | 128X8 |
| Package Quantity | 100 |
| Packaging | Rail/Tube |
| Programming Voltage | 5.5V |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Supply Current | 3mA |
| Width | 3.9mm |
| Write Protection | YES |
| RoHS | Compliant |
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