This I2C multiplexer is a 1-element, 4-input, 1-output logic IC designed for surface mounting. Featuring an I2C and SMBus interface, it operates with a maximum frequency of 400kHz and supports supply voltages from 2.3V to 5.5V. The component offers a propagation delay of 0.3ns and a maximum power dissipation of 400mW, with a typical supply current of 30uA. Packaged in a VQFN with dimensions of 5mm x 5mm x 0.95mm, it is lead-free and RoHS compliant, suitable for operation between -40°C and 85°C.
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NXP PCA9544ABS,118 technical specifications.
| Package/Case | VQFN |
| Height | 0.95mm |
| Interface | I2C, SMBus |
| Lead Free | Lead Free |
| Length | 5mm |
| Logic Function | Multiplexer |
| Max Frequency | 400kHz |
| Max Operating Temperature | 85°C |
| Min Operating Temperature | -40°C |
| Max Power Dissipation | 400mW |
| Max Supply Voltage | 5.5V |
| Min Supply Voltage | 2.3V |
| Mount | Surface Mount |
| Number of Channels | 4 |
| Number of Inputs | 4 |
| Number of Outputs | 1 |
| Package Quantity | 1 |
| Packaging | Tape and Reel |
| Power Dissipation | 400mW |
| Propagation Delay | 0.3ns |
| Radiation Hardening | No |
| RoHS Compliant | Yes |
| Supply Current | 30uA |
| Supply Voltage-Nom | 5.5V |
| Width | 5mm |
| RoHS | Compliant |
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