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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).

Dimensions	19.30 x 6.60 x 3.68 mm
Height	0.145" (3.68mm)
Interface	Serial-SPI
Length	0.759" (19.3mm)
Memory Type	Volatile
Mounting Type	Through Hole
Number of Pins	14
Number of Positions	256
Number of Potentiometers	2
Package Type	PDIP
Resistance	10 kΩ
Taper Type	Linear
Temperature, Operating, Maximum	+125 °C
Temperature, Operating, Minimum	-40 °C
Temperature, Operating, Range	-40 to +125 °C
Type of Power Supply	Single
Typical Single Supply Voltage	2.7 to 5.5 V
Width	0.26" (6.6mm)
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Dimensions 19.30 x 6.60 x 3.68 mm  Microchip Technology Inc. Dimensions 19.30 x 6.60 x 3.68 mm  Digital Potentiometers Dimensions 19.30 x 6.60 x 3.68 mm  Microchip Technology Inc. Digital Potentiometers Dimensions 19.30 x 6.60 x 3.68 mm   Height 0.145" (3.68mm)  Microchip Technology Inc. Height 0.145" (3.68mm)  Digital Potentiometers Height 0.145" (3.68mm)  Microchip Technology Inc. Digital Potentiometers Height 0.145" (3.68mm)   Interface Serial-SPI  Microchip Technology Inc. Interface Serial-SPI  Digital Potentiometers Interface Serial-SPI  Microchip Technology Inc. Digital Potentiometers Interface Serial-SPI   Length 0.759" (19.3mm)  Microchip Technology Inc. Length 0.759" (19.3mm)  Digital Potentiometers Length 0.759" (19.3mm)  Microchip Technology Inc. Digital Potentiometers Length 0.759" (19.3mm)   Memory Type Volatile  Microchip Technology Inc. Memory Type Volatile  Digital Potentiometers Memory Type Volatile  Microchip Technology Inc. Digital Potentiometers Memory Type Volatile   Mounting Type Through Hole  Microchip Technology Inc. Mounting Type Through Hole  Digital Potentiometers Mounting Type Through Hole  Microchip Technology Inc. Digital Potentiometers Mounting Type Through Hole   Number of Pins 14  Microchip Technology Inc. Number of Pins 14  Digital Potentiometers Number of Pins 14  Microchip Technology Inc. Digital Potentiometers Number of Pins 14   Number of Positions 256  Microchip Technology Inc. Number of Positions 256  Digital Potentiometers Number of Positions 256  Microchip Technology Inc. Digital Potentiometers Number of Positions 256   Number of Potentiometers 2  Microchip Technology Inc. Number of Potentiometers 2  Digital Potentiometers Number of Potentiometers 2  Microchip Technology Inc. Digital Potentiometers Number of Potentiometers 2   Package Type PDIP  Microchip Technology Inc. Package Type PDIP  Digital Potentiometers Package Type PDIP  Microchip Technology Inc. Digital Potentiometers Package Type PDIP   Resistance 10 kΩ  Microchip Technology Inc. Resistance 10 kΩ  Digital Potentiometers Resistance 10 kΩ  Microchip Technology Inc. Digital Potentiometers Resistance 10 kΩ   Taper Type Linear  Microchip Technology Inc. Taper Type Linear  Digital Potentiometers Taper Type Linear  Microchip Technology Inc. Digital Potentiometers Taper Type Linear   Temperature, Operating, Maximum +125 °C  Microchip Technology Inc. Temperature, Operating, Maximum +125 °C  Digital Potentiometers Temperature, Operating, Maximum +125 °C  Microchip Technology Inc. Digital Potentiometers Temperature, Operating, Maximum +125 °C   Temperature, Operating, Minimum -40 °C  Microchip Technology Inc. Temperature, Operating, Minimum -40 °C  Digital Potentiometers Temperature, Operating, Minimum -40 °C  Microchip Technology Inc. Digital Potentiometers Temperature, Operating, Minimum -40 °C   Temperature, Operating, Range -40 to +125 °C  Microchip Technology Inc. Temperature, Operating, Range -40 to +125 °C  Digital Potentiometers Temperature, Operating, Range -40 to +125 °C  Microchip Technology Inc. Digital Potentiometers Temperature, Operating, Range -40 to +125 °C   Type of Power Supply Single  Microchip Technology Inc. Type of Power Supply Single  Digital Potentiometers Type of Power Supply Single  Microchip Technology Inc. Digital Potentiometers Type of Power Supply Single   Typical Single Supply Voltage 2.7 to 5.5 V  Microchip Technology Inc. Typical Single Supply Voltage 2.7 to 5.5 V  Digital Potentiometers Typical Single Supply Voltage 2.7 to 5.5 V  Microchip Technology Inc. Digital Potentiometers Typical Single Supply Voltage 2.7 to 5.5 V   Width 0.26" (6.6mm)  Microchip Technology Inc. Width 0.26" (6.6mm)  Digital Potentiometers Width 0.26" (6.6mm)  Microchip Technology Inc. Digital Potentiometers Width 0.26" (6.6mm)