X9269US24T1

Product Overview

Category: Electronic Component
Use: Digital Potentiometer
Characteristics: Programmable, Non-volatile Memory, 256 Taps
Package: SOIC-24
Essence: Integrated Circuit
Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Resistance Range: 10 kΩ
• Number of Taps: 256
• End-to-End Resistance Tolerance: ±20%
• Temperature Coefficient: ±100 ppm/°C
• Operating Voltage Range: 2.7V to 5.5V
• Standby Current: 1 µA (max)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The X9269US24T1 digital potentiometer has a total of 24 pins. The pin configuration is as follows:

1. VCC - Power Supply Voltage
2. SDA - Serial Data Input/Output
3. SCL - Serial Clock Input
4. A0 - Address Input Bit 0
5. A1 - Address Input Bit 1
6. A2 - Address Input Bit 2
7. WP - Write Protect Input
8. H/L - High/Low Terminal
9. B0 - Terminal B Bit 0
10. B1 - Terminal B Bit 1
11. B2 - Terminal B Bit 2
12. B3 - Terminal B Bit 3
13. B4 - Terminal B Bit 4
14. B5 - Terminal B Bit 5
15. B6 - Terminal B Bit 6
16. B7 - Terminal B Bit 7
17. W - Wiper Terminal
18. A3 - Address Input Bit 3
19. A4 - Address Input Bit 4
20. A5 - Address Input Bit 5
21. A6 - Address Input Bit 6
22. A7 - Address Input Bit 7
23. GND - Ground
24. VCC - Power Supply Voltage

Functional Features

• Non-volatile memory allows the potentiometer to retain its settings even when power is removed.
• Programmable resistance range with 256 taps provides precise control over resistance values.
• Low standby current ensures minimal power consumption during idle periods.
• Wide operating voltage range allows compatibility with various electronic systems.

Advantages and Disadvantages

Advantages: - Non-volatile memory preserves settings, eliminating the need for recalibration. - Precise resistance control with 256 taps enables fine adjustments. - Low standby current reduces power consumption. - Wide operating voltage range enhances versatility.

Disadvantages: - Limited resistance tolerance of ±20% may not be suitable for applications requiring high precision. - Temperature coefficient of ±100 ppm/°C may introduce slight variations in resistance with temperature changes.

Working Principles

The X9269US24T1 digital potentiometer operates by digitally controlling the resistance between its terminals. It utilizes non-volatile memory to store resistance settings, allowing it to retain its value even when power is disconnected. The potentiometer can be programmed using serial data input, enabling precise adjustment of resistance within the specified range. The wiper terminal serves as the output connection, providing the desired resistance value based on the programmed settings.

Detailed Application Field Plans

The X9269US24T1 digital potentiometer finds applications in various fields, including:

1. Audio Equipment: Provides volume control functionality in amplifiers, mixers, and audio processors.
2. Industrial Automation: Enables precise adjustment of parameters in industrial control systems.
3. Test and Measurement Instruments: Allows for calibration and fine-tuning of test equipment.
4. Communication Systems: Facilitates signal conditioning and gain control in communication devices.
5. Automotive Electronics: Provides resistance adjustment in automotive systems such as climate control and lighting.

Detailed and Complete Alternative Models

1. X9313WS24T1 - Digital Potentiometer, 10 kΩ, 256 Taps, SOIC-24 Package
2. MCP4131-103E/P - Digital Potentiometer, 10 kΩ, 256 Taps, DIP-8 Package
3. AD8403ARZ10 - Digital Potentiometer, 10 kΩ, 256 Taps, SOIC-16 Package
4. MAX5486EUD+ - Digital Potentiometer, 10 kΩ, 256 Taps, TSSOP-14 Package
5. CAT5114YI-10-GT3 - Digital Potentiometer, 10 kΩ, 256 Taps, SOT-23-6 Package

These alternative models offer similar functionality and specifications to the X9269US