MCP4021-502E/SN产品概述
The MCP41XXX and MCP42XXX digital potentiometers feature 8-bit resolution (256 wiper steps) and an industry-standard SPI interface. They are available in the PDIP and SOIC packages. Applications for MCP4XXXX digital potentiometers include audio equipment (volume and tone control), servo-motor control, communications equipment (line impedance matching) and instrumentation (gain, offset adjustment).