X9271TV14I

Product Overview

Category: Integrated Circuit (IC)

Use: X9271TV14I is a digital potentiometer IC used for controlling and adjusting electrical signals in various electronic circuits.

Characteristics: - Digital control interface - Non-volatile memory for storing settings - Low power consumption - Wide operating voltage range - High resolution and accuracy

Package: X9271TV14I is available in a small outline package (SOP) with 14 pins.

Essence: The essence of X9271TV14I lies in its ability to replace traditional mechanical potentiometers with a digital alternative, providing precise and reliable signal control.

Packaging/Quantity: X9271TV14I is typically sold in reels or tubes containing multiple units, with each reel/tube containing a specific quantity of ICs.

Specifications

• Supply Voltage Range: 2.7V to 5.5V
• Resolution: 256 taps
• Resistance Range: 10kΩ
• Temperature Range: -40°C to +85°C
• Interface: I2C (Inter-Integrated Circuit)

Detailed Pin Configuration

The pin configuration of X9271TV14I is as follows:

1. VCC: Power supply voltage input
2. SDA: Serial data input/output for I2C communication
3. SCL: Serial clock input for I2C communication
4. A0: Address selection bit 0
5. A1: Address selection bit 1
6. WP: Write protect input
7. H/L: High/Low terminal of the resistor network
8. RH: Terminal of the rheostat network
9. RL: Terminal of the rheostat network
10. CS: Chip select input
11. GND: Ground connection
12. NC: No connection
13. NC: No connection
14. VCC: Power supply voltage input

Functional Features

• Digital Control: X9271TV14I allows precise digital control of resistance, enabling accurate adjustment of electrical signals.
• Non-Volatile Memory: The IC incorporates non-volatile memory, ensuring that the settings are retained even when power is disconnected.
• Low Power Consumption: X9271TV14I operates with low power consumption, making it suitable for battery-powered devices.
• Wide Operating Voltage Range: The IC can operate within a wide voltage range, providing flexibility in various applications.
• High Resolution and Accuracy: With 256 taps, X9271TV14I offers high resolution and accuracy in signal control.

Advantages and Disadvantages

Advantages: - Precise and reliable signal control - Retains settings even without power - Low power consumption - Wide operating voltage range - High resolution and accuracy

Disadvantages: - Limited resistance range (10kΩ) - Requires I2C interface for control

Working Principles

X9271TV14I utilizes a digital potentiometer circuit to control the resistance between its terminals. It receives digital commands through the I2C interface, which determine the desired resistance value. The IC then adjusts the internal resistive network accordingly, allowing precise control over the electrical signal passing through it.

Detailed Application Field Plans

X9271TV14I finds applications in various electronic systems where precise signal control is required. Some potential application fields include:

1. Audio Systems: X9271TV14I can be used to adjust volume levels, tone controls, and balance in audio amplifiers and mixers.
2. Industrial Automation: The IC enables precise control of parameters such as motor speed, position, and brightness in industrial automation systems.
3. Test and Measurement Equipment: X9271TV14I can be utilized in signal generators, oscilloscopes, and other test equipment to calibrate and adjust signal levels.
4. Consumer Electronics: It can be integrated into devices like televisions, set-top boxes, and gaming consoles for controlling various parameters.

Detailed and Complete Alternative Models

1. X9312WP: Similar digital potentiometer IC with 256 taps and a wider resistance range of 100kΩ.
2. MCP4017T: Digital potentiometer IC with 128 taps and an extended temperature range of -40°C to +125°C.
3. AD8403ARZ10: Digital potentiometer IC with 1024 taps and a resistance range of 10kΩ, offering higher resolution.

(Note: The above alternative models are provided as examples and not an exhaustive list.)

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