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X9116WM8I-2.7 from XICOR

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X9116WM8I-2.7

Manufacturer: XICOR, INTERSIL, INTERSIL

Digitally Controlled Potentiometer (XDCP)

Partnumber Manufacturer Quantity Availability
X9116WM8I-2.7,X9116WM8I27 XICOR, INTERSIL, INTERSIL 904 In Stock

Description and Introduction

Digitally Controlled Potentiometer (XDCP) **Part Number:** X9116WM8I-2.7  
**Manufacturer:** Intersil  

### **Specifications:**  
- **Type:** Digital Potentiometer (DCP)  
- **Resolution:** 256 Taps  
- **Interface:** I²C (2-Wire Serial Interface)  
- **Operating Voltage:** 2.7V to 5.5V  
- **Resistance Values:** 10kΩ, 50kΩ, 100kΩ (depending on variant)  
- **Temperature Range:** -40°C to +85°C  
- **Package:** 8-Lead SOIC  
- **Non-Volatile Memory:** Yes (EEPROM stores wiper position)  
- **End-to-End Resistance Tolerance:** ±20%  
- **Low Power Consumption:** Standby current typically 3µA  

### **Descriptions:**  
The X9116WM8I-2.7 is a digitally controlled potentiometer (DCP) designed for precision analog adjustments in electronic circuits. It features non-volatile memory, allowing the wiper position to be stored and recalled after power cycling. The device operates over a wide voltage range, making it suitable for both 3.3V and 5V systems.  

### **Features:**  
- **I²C-Compatible Interface** – Supports standard and fast-mode (400kHz) communication.  
- **Non-Volatile Wiper Storage** – Saves settings during power-off.  
- **Low Power Operation** – Ideal for battery-powered applications.  
- **Wide Operating Voltage** – Supports 2.7V to 5.5V.  
- **Multiple Resistance Options** – Available in 10kΩ, 50kΩ, and 100kΩ variants.  
- **Industrial Temperature Range** – Operates from -40°C to +85°C.  
- **Compact Package** – 8-Lead SOIC for space-constrained designs.  

This device is commonly used in applications such as volume control, LCD contrast adjustment, and programmable voltage references.

Application Scenarios & Design Considerations

Digitally Controlled Potentiometer (XDCP)

Alternative Part Number

  • ISL90727WIE10Z --: Single-channel digital potentiometer with similar 10k ohm resistance and I2C interface, from the successor line to Xicor's digital pot products.
  • MCP4017T-103E/LT --: Single digital potentiometer with 10k ohm resistance and I2C control in a small package, functionally comparable to the X9116.
  • AD5241BRZ10 --: I2C-compatible digital potentiometer with 10k ohm end-to-end resistance, suitable as a functional replacement for the X9116.
  • ISL95810WIRT8Z --: Digitally controlled potentiometer from the Intersil/Renesas family with similar single-supply 2.7V operation and I2C interface, suitable as a functional replacement.
  • AD5160BRJZ10 --: Single-channel I2C digital potentiometer with comparable resolution and low-voltage operation, widely used as a cross-vendor alternative.
  • ISL90727WIEH --: Single digital potentiometer in the same Intersil/Renesas family with similar 10k ohm resistance and I2C interface, direct functional replacement.

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