FEATURES

• Dual–Two Separate Potentiometers

• 256 Resistor Taps/pot–0.4 Resolution

• SPI Serial Interface for Write, Read, and Transfer

Operations of the Potentiometer Single Supply

Device

• Wiper Resistance, 100 typical @ VCC = 5V

• 4 Nonvolatile Data Registers for Each

Potentiometer

• Nonvolatile Storage of Multiple Wiper Positions

• Power-on Recall Loads Saved Wiper Position on

Power-up.

• Standby Current < 5μA Max

• 50k, 100k Versions of End to End Resistance

• 100 yr. Data Retention

• Endurance: 100,000 Data Changes per Bit per

Register

• 24 Ld SOIC, 24 Ld TSSOP

• Low Power CMOS

• Power Supply VCC = 5V ±10

• Pb-Free Plus Anneal Available (RoHS Compliant)

X9261属于集成电路（IC） > 数字电位计。瑞萨科技有限公司制造生产的X9261数字电位计数字电位器是一系列集成电路器件，可提供类似于传统机械电位器或变阻器的可调节电阻，但通过电子信号而非机械输入来进行控制。虽然这些器件的电阻可耗散的电能相对有限，但其电子控制能力有助于小型化、自动化和远程控制信号级模拟电路，而这些电路本来可能会使用机械电位器。