The MCP4451-104E/ST is a 4-channel digital potentiometer with I2C and SPI interfaces. It operates over a temperature range of -40°C to 125°C and is supplied with a voltage between 1.8V and 5.5V. The device has 256 taps and a resistance of 100kΩ. It is packaged in a TSSOP-20 package and is RoHS compliant.
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Microchip MCP4451-104E/ST technical specifications.
| Package/Case | TSSOP |
| Interface | I2C, Serial, 2-Wire |
| Max Operating Temperature | 125°C |
| Min Operating Temperature | -40°C |
| Max Supply Voltage | 5.5V |
| Memory Type | Volatile, |
| Min Supply Voltage | 1.8V |
| Mount | Surface Mount |
| Number of Circuits | 4 |
| Number of Elements | 4 |
| Number of Positions | 256 |
| Number of Taps | 257 |
| Package Quantity | 74 |
| Packaging | Rail/Tube |
| Radiation Hardening | No |
| Resistance | 100kR |
| RoHS Compliant | Yes |
| Supply Current | 600uA |
| Tolerance | 20% |
| RoHS | Compliant |
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