MCP41100-I/P

M MCP41XXX/42XXX Single/Dual Digital Potentiometer with SPI™ Interface Features Description • 256 taps for each potentiometer • Potentiometer values for 10 kΩ, 50 kΩ and 100 kΩ • Single and dual versions • SPI™ serial interface (mode 0,0 and 1,1) • ±1 LSB max INL & DNL • Low power CMOS technology • 1 µA maximum supply current in static operation • Multiple devices can be daisy-chained together (MCP42XXX only) • Shutdown feature open circuits of all resistors for maximum power savings • Hardware shutdown pin available on MCP42XXX only • Single supply operation (2.7V - 5.5V) • Industrial temperature range: -40°C to +85°C • Extended temperature range: -40°C to +125°C The MCP41XXX and MCP42XXX devices are 256position, digital potentiometers available in 10 kΩ, 50 kΩ and 100 kΩ resistance versions. The MCP41XXX is a single-channel device and is offered in an 8-pin PDIP or SOIC package. The MCP42XXX contains two independent channels in a 14-pin PDIP, SOIC or TSSOP package. The wiper position of the MCP41XXX/42XXX varies linearly and is controlled via an industry-standard SPI interface. The devices consume