X9250US24T1

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Potentiometer
• Characteristics: Programmable, Non-volatile, 24 Taps
• Package: USON-10
• Essence: X9250US24T1 is a digital potentiometer IC that allows for programmable resistance adjustments in electronic circuits. It offers non-volatile memory storage and has 24 taps for precise resistance settings.
• Packaging/Quantity: The X9250US24T1 is available in a USON-10 package and is typically sold in reels of 2500 units.

Specifications

• Resistance Range: 0Ω to 100kΩ
• Resolution: 8-bit
• Supply Voltage: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Interface: Serial Peripheral Interface (SPI)
• Memory Type: Non-volatile Electrically Erasable Programmable Read-Only Memory (EEPROM)
• Wiper Current: ±1mA (maximum)

Detailed Pin Configuration

The X9250US24T1 IC has the following pin configuration:

1. VCC: Supply voltage input
2. GND: Ground reference
3. CS: Chip select input
4. SCK: Serial clock input
5. SI: Serial data input
6. SO: Serial data output
7. WP: Write protect input
8. H0: Terminal A of the potentiometer
9. W: Wiper terminal of the potentiometer
10. L0: Terminal B of the potentiometer

Functional Features

• Programmable resistance adjustment with 24 taps for precise settings.
• Non-volatile memory allows for retaining resistance settings even when power is removed.
• SPI interface enables easy integration with microcontrollers and other digital systems.
• Wide operating voltage range allows for flexibility in various electronic circuits.
• Low wiper current ensures minimal power consumption.

Advantages

• Precise resistance adjustment with 24 taps provides fine-grained control.
• Non-volatile memory ensures resistance settings are retained, eliminating the need for recalibration.
• Compact USON-10 package saves board space.
• Wide operating temperature range allows for use in various environments.
• Low wiper current minimizes power consumption.

Disadvantages

• Limited resolution of 8-bit may not be sufficient for applications requiring very precise resistance adjustments.
• The SPI interface may require additional circuitry for compatibility with certain microcontrollers.
• The USON-10 package may not be suitable for all PCB layouts.

Working Principles

The X9250US24T1 digital potentiometer operates by using an internal resistor network and a wiper terminal. The resistance between the wiper terminal and either end terminal can be adjusted digitally through the SPI interface. The non-volatile memory ensures that the resistance settings are retained even when power is removed.

Detailed Application Field Plans

The X9250US24T1 digital potentiometer finds applications in various fields, including:

1. Audio Equipment: Precise volume control in amplifiers, mixers, and audio processors.
2. Industrial Automation: Adjustable resistance for calibration and control purposes.
3. Test and Measurement Instruments: Fine-tuning of signal levels and impedance matching.
4. Communication Systems: Variable gain control in RF amplifiers and filters.
5. Consumer Electronics: Control of brightness, contrast, and color balance in displays.

Detailed and Complete Alternative Models

1. X9251US24T1: Similar to X9250US24T1 but with 32 taps for higher resolution.
2. X9250US24T2: Same as X9250US24T1 but with a different package (TDFN-10).
3. X9241US24T1: Digital potentiometer with 100 taps for even finer resistance adjustment.

These alternative models offer similar functionality to the X9250US24T1 but may have different specifications or package options to suit specific application requirements.

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