X9317UM8IT1

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Potentiometer
• Characteristics: Non-volatile, 100-Tap, Up/Down Control Interface
• Package: 8-Lead MSOP (Mini Small Outline Package)
• Essence: Provides a digitally controlled variable resistor function in electronic circuits
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on customer requirements

Specifications

• Resolution: 100 taps
• Resistance Range: 10kΩ
• End-to-End Resistance Tolerance: ±20%
• Supply Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Standby Current: 1µA maximum
• Wiper Current: 3mA maximum
• Non-volatile Memory: Stores wiper position during power-off
• Serial Interface: Up/Down control for wiper position adjustment

Detailed Pin Configuration

The X9317UM8IT1 IC has the following pin configuration:

1. VCC: Supply voltage input
2. H/L: High/Low voltage control input for up/down adjustment
3. U/D: Up/Down control input for wiper position adjustment
4. CS: Chip select input
5. SDA: Serial data input/output
6. SCL: Serial clock input
7. VSS: Ground reference
8. VWP: Wiper voltage output

Functional Features

• Non-volatile memory retains wiper position during power-off, eliminating the need for external storage elements
• Up/Down control interface allows easy adjustment of the wiper position
• 100-tap resolution provides fine-grained adjustment of resistance
• Low standby current ensures minimal power consumption when not in use
• Wide supply voltage range allows compatibility with various electronic systems

Advantages and Disadvantages

Advantages: - Non-volatile memory eliminates the need for external storage elements - Up/Down control interface simplifies adjustment of wiper position - Fine-grained 100-tap resolution enables precise resistance adjustment - Low standby current ensures minimal power consumption

Disadvantages: - Limited resistance range (10kΩ) - End-to-end resistance tolerance of ±20% may impact precision in some applications

Working Principles

The X9317UM8IT1 is a digital potentiometer that functions as a variable resistor in electronic circuits. It utilizes non-volatile memory to store the wiper position, allowing it to retain its setting even when power is removed. The wiper position can be adjusted using the up/down control interface, which provides easy and precise resistance adjustment. The IC operates within a wide supply voltage range and consumes minimal power in standby mode.

Detailed Application Field Plans

The X9317UM8IT1 finds applications in various electronic systems where precise resistance adjustment is required. Some potential application fields include:

1. Audio Systems: Volume control, tone adjustment
2. Industrial Control: Calibration, feedback control
3. Test and Measurement Equipment: Signal conditioning, calibration
4. Automotive Electronics: Climate control, lighting control
5. Consumer Electronics: Display brightness control, user interface adjustment

Detailed and Complete Alternative Models

1. X9C102P: 100-Tap Digital Potentiometer, DIP package
2. MCP401X: Single/Dual Digital Potentiometer, MSOP package
3. AD8403: Quad Digital Potentiometer, TSSOP package
4. MAX5486: Dual Digital Potentiometer, SOIC package
5. CAT5114: 256-Tap Digital Potentiometer, SOT-23 package

These alternative models offer similar functionality to the X9317UM8IT1 and can be considered based on specific application requirements.

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