X9317ZM8T1

Product Overview

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

Specifications

• Resistance Range: 10kΩ
• Number of Taps: 100
• End-to-End Resistance Tolerance: ±20%
• Temperature Coefficient: ±300ppm/°C
• Supply Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Wiper Current: 3mA maximum
• Standby Current: 1µA maximum

Detailed Pin Configuration

The X9317ZM8T1 has the following pin configuration:

1. VCC: Positive supply voltage
2. H: High terminal of the resistor array
3. W: Wiper terminal of the resistor array
4. L: Low terminal of the resistor array
5. CS: Chip select input
6. SCL: Serial clock input
7. SDA: Serial data input/output
8. GND: Ground reference

Functional Features

• Non-volatile memory: Preserves wiper position during power-off
• Increment/Decrement Control: Allows digital adjustment of resistance
• Dual Supply Operation: Can be powered by a single or dual supply voltage
• Low Power Consumption: Minimizes energy usage
• Small Form Factor: Compact size suitable for space-constrained applications

Advantages and Disadvantages

Advantages: - Non-volatile memory ensures settings are retained even when power is lost - Digital control allows precise and repeatable adjustments - Dual supply operation provides flexibility in different circuit configurations - Low power consumption extends battery life in portable devices

Disadvantages: - Limited resistance range may not be suitable for all applications - End-to-end resistance tolerance of ±20% may impact precision requirements - Temperature coefficient of ±300ppm/°C may introduce variations with temperature changes

Working Principles

The X9317ZM8T1 is a digital potentiometer that replaces traditional mechanical potentiometers. It consists of a resistor array and a wiper that can be digitally controlled to adjust the resistance. The wiper position is stored in non-volatile memory, ensuring it remains unchanged even when power is disconnected. By varying the resistance, the X9317ZM8T1 enables precise control over voltage levels, current flow, and signal attenuation in electronic circuits.

Detailed Application Field Plans

The X9317ZM8T1 finds application in various fields, including:

1. Audio Equipment: Allows volume control and tone adjustment in amplifiers, mixers, and audio processors.
2. Industrial Automation: Enables precise calibration and control of sensors, actuators, and motor speed.
3. Automotive Electronics: Facilitates control of lighting intensity, fan speed, and temperature settings.
4. Medical Devices: Provides programmable resistance for fine-tuning medical equipment parameters.
5. Consumer Electronics: Used in TVs, set-top boxes, and gaming consoles for user-controlled settings.

Detailed and Complete Alternative Models

1. X9C103S: 10kΩ, 100 Taps, Single Supply Operation, DIP Package
2. MCP401X: 10kΩ, 256 Taps, I2C Interface, SOT-23 Package
3. AD8403: 10kΩ, 256 Taps, Dual Supply Operation, SSOP Package
4. MAX5481: 10kΩ, 64 Taps, SPI Interface, TQFN Package

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

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