CAT5113VI50

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Digital Potentiometer
• Characteristics:
  • Low power consumption
  • Wide operating voltage range
  • Non-volatile memory
  • Small package size
• Package: SOIC-8
• Essence: CAT5113VI50 is a digital potentiometer IC used for electronic circuit adjustment and control.
• Packaging/Quantity: Available in tape and reel packaging, with 2500 units per reel.

Specifications

• Resolution: 256 taps
• Resistance Range: 50 kΩ
• Operating Voltage Range: 2.7 V to 5.5 V
• Temperature Range: -40°C to +85°C
• End-to-End Resistance Tolerance: ±20%
• Power Supply Current: 1 µA (standby), 0.5 mA (active)

Detailed Pin Configuration

The CAT5113VI50 has the following pin configuration:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | VCC | Power supply voltage input | | 2 | H | Terminal A of the potentiometer | | 3 | W | Wiper terminal of the potentiometer | | 4 | L | Terminal B of the potentiometer | | 5 | GND | Ground reference | | 6 | CS | Chip select input | | 7 | SCLK | Serial clock input | | 8 | SDI | Serial data input |

Functional Features

• Digital programmability allows precise resistance adjustment.
• Non-volatile memory retains settings even when power is removed.
• Low power consumption makes it suitable for battery-powered devices.
• Wide operating voltage range enables compatibility with various systems.
• Small package size saves board space in compact designs.

Advantages

• Easy integration into existing circuits due to standard IC package.
• Precise resistance adjustment with high resolution.
• Non-volatile memory ensures settings are retained during power cycles.
• 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 affect precision requirements.
• Temperature range may restrict usage in extreme environments.

Working Principles

The CAT5113VI50 is based on the principle of a digital potentiometer. It consists of a series of resistive elements connected between terminal A and terminal B, with a wiper terminal W that can be digitally adjusted. By controlling the position of the wiper, the effective resistance between terminals A and B can be varied. The digital control interface allows precise resistance adjustment, while the non-volatile memory ensures that the resistance setting is retained even when power is removed.

Detailed Application Field Plans

The CAT5113VI50 is commonly used in various electronic systems where precise resistance adjustment is required. Some application fields include: - Audio equipment: Volume control, tone adjustment - Instrumentation: Calibration, signal conditioning - Industrial automation: Process control, motor speed control - Communication systems: Signal amplification, impedance matching

Detailed and Complete Alternative Models

• CAT5111VI50: 100 kΩ resistance range, otherwise similar specifications
• CAT5112VI50: 200 kΩ resistance range, otherwise similar specifications
• CAT5114VI50: 1 kΩ resistance range, otherwise similar specifications

Note: These alternative models provide different resistance ranges to cater to specific application needs.

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