X9317WV8IZT1

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Potentiometer
• Characteristics: Non-volatile, 100 Taps, 10kΩ Resistance
• Package: SOIC-8
• 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: 100Ω
• Wiper Current: 1μA (max)
• Standby Current: 1μA (max)

Detailed Pin Configuration

The X9317WV8IZT1 has a standard SOIC-8 pin configuration:

1. VCC: Supply voltage input
2. H: High terminal of the resistor array
3. U/D: Up/Down control input for changing resistance value
4. CS: Chip select input for enabling/disabling the device
5. INC: Increment control input for increasing resistance value
6. W: Wiper terminal of the resistor array
7. GND: Ground reference
8. B: Low terminal of the resistor array

Functional Features

• Non-volatile memory: Retains resistance settings even when power is removed
• Digital control: Allows precise adjustment of resistance value
• Increment/Decrement control: Provides easy adjustment of resistance up or down
• Low power consumption: Operates with minimal current draw
• Wide temperature range: Suitable for various environmental conditions
• Small form factor: Compact size for space-constrained applications

Advantages and Disadvantages

Advantages: - Non-volatile memory ensures resistance settings are retained - Precise digital control allows accurate adjustment of resistance - Increment/Decrement control simplifies resistance adjustment - Low power consumption prolongs battery life - Wide temperature range enables use in diverse environments - Compact size facilitates integration into small electronic devices

Disadvantages: - Limited resistance tolerance of ±20% - Increment/Decrement step size may not be suitable for fine adjustments - Requires external control signals for resistance changes

Working Principles

The X9317WV8IZT1 is a digital potentiometer that replaces traditional mechanical potentiometers. It consists of a resistor array, wiper terminal, and control logic. The resistance value is adjusted by controlling the position of the wiper along the resistor array.

When the device is powered on and enabled, the control inputs (U/D, INC) determine the direction and step size of resistance adjustment. The wiper moves incrementally up or down the resistor array, changing the effective resistance between the H and B terminals. The current resistance setting is stored in non-volatile memory, ensuring it is retained even when power is removed.

Detailed Application Field Plans

The X9317WV8IZT1 finds applications in various electronic systems where precise resistance control is required. Some potential application fields include:

1. Audio Systems: Volume control, tone adjustment
2. Industrial Control: Calibration, sensor trimming
3. Test and Measurement Equipment: Signal conditioning, calibration
4. Automotive Electronics: Climate control, lighting intensity adjustment
5. Medical Devices: Sensitivity control, signal amplification

Detailed and Complete Alternative Models

1. X9C103S: 10kΩ digital potentiometer, 100 taps, DIP-8 package
2. MCP401X: 10kΩ digital potentiometer, 256 taps, SOT-23 package
3. AD8403: 10kΩ digital potentiometer, 256 taps, SOIC-16 package
4. MAX5481: 10kΩ digital potentiometer, 64 taps, TQFN-16 package
5. CAT5114: 10kΩ digital potentiometer, 32 taps, MSOP-8 package

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

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