X9116WM8I

Product Overview

Category: Integrated Circuit (IC)
Use: Digital Potentiometer
Characteristics: Non-volatile, 10kΩ resistance, 256 tap points
Package: SOIC-8 (Small Outline Integrated Circuit), surface mount
Essence: Provides a digitally controlled variable resistor
Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

Resistance: 10kΩ
Tap Points: 256
Supply Voltage: 2.7V to 5.5V
Operating Temperature Range: -40°C to +85°C
Interface: Serial I²C (Inter-Integrated Circuit) bus

Detailed Pin Configuration

VCC: Supply voltage input
SDA: Serial data line for I²C communication
SCL: Serial clock line for I²C communication
WP: Write protect pin for protecting non-volatile memory
H0: Terminal A of the potentiometer
H1: Terminal B of the potentiometer
GND: Ground reference
NC: No connection

Functional Features

Non-volatile memory allows retaining settings even when power is removed
Digital control enables precise adjustment of resistance
Wide operating voltage range for compatibility with various systems
Small package size for space-constrained applications
Low power consumption

Advantages and Disadvantages

Advantages: - Retains settings without power - Precise digital control - Versatile operating voltage range - Compact form factor - Energy-efficient

Disadvantages: - Limited resistance range (10kΩ) - Fixed number of tap points (256)

Working Principles

The X9116WM8I is a digital potentiometer that utilizes non-volatile memory to store its resistance settings. It operates based on the principle of adjusting the resistance between two terminals, H0 and H1, using digital control signals received through the I²C interface. The resistance can be precisely set by selecting one of the 256 tap points available.

Detailed Application Field Plans

The X9116WM8I finds applications in various fields where precise resistance adjustment is required. Some potential application areas include:

Audio Equipment: Used for volume control and tone adjustment in audio amplifiers, mixers, and equalizers.
Industrial Control Systems: Employed in process control systems, motor speed control, and instrumentation.
Test and Measurement Instruments: Integrated into signal generators, oscilloscopes, and data acquisition systems for calibration and signal conditioning.
Consumer Electronics: Utilized in televisions, set-top boxes, and gaming consoles for user-controlled settings.
Automotive Electronics: Incorporated in automotive audio systems, climate control units, and dashboard controls.

Detailed and Complete Alternative Models

X9116WP8I: Similar to X9116WM8I but with a DIP-8 (Dual Inline Package) package instead of SOIC-8.
X9116WS8I: Same specifications as X9116WM8I but with an extended operating temperature range (-40°C to +125°C).
X9116WT8I: Offers a higher resistance value of 100kΩ while maintaining the same number of tap points and other specifications.

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Перелічіть 10 типових запитань і відповідей, пов’язаних із застосуванням X9116WM8I у технічних рішеннях

Sure! Here are 10 common questions and answers related to the application of X9116WM8I in technical solutions:

Q: What is X9116WM8I? A: X9116WM8I is a specific model of integrated circuit (IC) used for non-volatile digital potentiometer applications.
Q: What are the key features of X9116WM8I? A: Some key features of X9116WM8I include low power consumption, wide operating voltage range, non-volatile memory storage, and digital interface control.
Q: How can X9116WM8I be used in technical solutions? A: X9116WM8I can be used as a digitally controlled variable resistor in various applications such as audio equipment, instrumentation, and industrial control systems.
Q: Can X9116WM8I be used in both analog and digital circuits? A: Yes, X9116WM8I can be used in both analog and digital circuits due to its ability to provide variable resistance based on digital control signals.
Q: Is X9116WM8I compatible with microcontrollers and other digital devices? A: Yes, X9116WM8I is designed to be compatible with various digital devices, including microcontrollers, through standard digital communication interfaces like I2C or SPI.
Q: Does X9116WM8I require external power supply regulation? A: Yes, X9116WM8I typically requires an external power supply regulated within the specified voltage range to ensure proper operation.
Q: Can X9116WM8I store its resistance settings even when power is disconnected? A: Yes, X9116WM8I has non-volatile memory storage, allowing it to retain its resistance settings even when power is disconnected.
Q: What is the resolution of X9116WM8I? A: The resolution of X9116WM8I refers to the number of discrete resistance steps it can provide, and it typically ranges from 64 to 256 steps.
Q: Are there any limitations or considerations when using X9116WM8I? A: Some considerations include the maximum operating voltage, temperature range, and the need for proper decoupling capacitors and PCB layout guidelines.
Q: Where can I find more information about X9116WM8I and its application notes? A: You can refer to the datasheet provided by the manufacturer, as well as their official website, which usually includes application notes and reference designs for X9116WM8I.

Please note that the specific details and answers may vary depending on the manufacturer's documentation and specifications for X9116WM8I.