X9317TV8Z

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Potentiometer
• Characteristics: Non-volatile, 100 Taps, 10kΩ Resistance, 8-Pin Package
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Provides digital control of resistance in electronic circuits
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Resistance Range: 0Ω to 10kΩ
• Number of Taps: 100
• Supply Voltage: 2.7V to 5.5V
• Temperature Range: -40°C to +85°C
• End-to-End Resistance Tolerance: ±20%
• Increment/Decrement Step Size: 1 LSB (Least Significant Bit)
• Wiper Current: 3mA (maximum)
• Standby Current: 1µA (maximum)

Detailed Pin Configuration

The X9317TV8Z has the following pin configuration:

1. VCC: Power supply voltage input
2. H: High terminal of the resistor array
3. U/D: Up/Down control input for incrementing or decrementing the resistance value
4. CS: Chip select input for enabling/disabling the device
5. INC: Increment control input
6. DEC: Decrement control input
7. W: Wiper terminal of the resistor array
8. GND: Ground reference

Functional Features

• Non-volatile memory: The X9317TV8Z retains its resistance settings even when power is removed.
• Digital control: The resistance value can be adjusted digitally using the up/down control inputs.
• Wide operating voltage range: Can operate from 2.7V to 5.5V, making it suitable for various applications.
• Low power consumption: Consumes minimal power during operation and standby mode.
• Small package size: The SOIC package allows for easy integration into electronic circuits.

Advantages and Disadvantages

Advantages: - Non-volatile memory ensures resistance settings are retained. - Digital control provides precise adjustment of resistance. - Wide operating voltage range allows for flexibility in different applications. - Low power consumption minimizes energy usage. - Small package size enables space-saving designs.

Disadvantages: - Limited resistance range (0Ω to 10kΩ). - End-to-end resistance tolerance of ±20% may not be suitable for highly precise applications.

Working Principles

The X9317TV8Z is a digital potentiometer that replaces traditional mechanical potentiometers. It consists of a resistor array and a wiper terminal. The resistance value between the wiper terminal and either end of the resistor array can be adjusted digitally using the control inputs.

When the up or down control input is activated, the wiper moves incrementally along the resistor array, changing the resistance value. The new resistance value is stored in non-volatile memory, ensuring it is retained even when power is removed.

Detailed Application Field Plans

The X9317TV8Z finds applications in various electronic systems where precise resistance control is required. Some potential application fields include:

1. Audio Systems: Used for volume control and tone adjustment.
2. Industrial Control Systems: Provides adjustable resistance for calibration and fine-tuning.
3. Test and Measurement Equipment: Allows for accurate resistance simulation and signal conditioning.
4. Automotive Electronics: Used in climate control systems, lighting controls, and motor speed control.
5. Medical Devices: Provides resistance adjustment in medical equipment such as patient monitors and diagnostic devices.

Detailed and Complete Alternative Models

1. X9C103S: 100 Taps, 10kΩ Resistance, 3-Pin Package (SOT-23)
2. MCP4011: 256 Taps, 10kΩ Resistance, 8-Pin Package (MSOP)
3. AD8400: 256 Taps, 10kΩ Resistance, 14-Pin Package (SOIC)

These alternative models offer similar functionality and can be considered based on specific requirements and design constraints.

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