quad digitally potentiometers.
* Four potentiometers in one package
* 256 resistor taps/pot - 0.4% resolution
* SPI serial interface
* Wiper resistance, 40 typical @ VCC = 5V
* Fou.
including control, parameter adjustments, and signal processing.
BLOCK DIAGRAM
VCC VSS
V+ V-
HOLD
CS SCK
SO SI
A0 A1.
The X9250 integrates 4 digitally controlled potentiometers (XDCP) on a monolithic CMOS integrated circuit.
The digitally controlled potentiometer is implemented using 255 resistive elements in a series array. Between each element are tap points conne.
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