X9408YV24I

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Potentiometer
• Characteristics: Programmable, Non-volatile, 24 Taps
• Package: DIP-24 (Dual In-line Package with 24 pins)
• Essence: X9408YV24I is a digital potentiometer IC that allows for programmable resistance adjustments in electronic circuits.
• Packaging/Quantity: Available in tape and reel packaging, with 250 units per reel.

Specifications

• Resistance Range: 0 to 100 kΩ
• Resolution: 10-bit (1024 steps)
• End-to-End Resistance Tolerance: ±20%
• Operating Voltage: 2.7V to 5.5V
• Temperature Range: -40°C to +85°C
• Interface: Serial Peripheral Interface (SPI)

Detailed Pin Configuration

1. VCC: Power supply voltage input
2. GND: Ground reference
3. CS: Chip select input for SPI communication
4. SCK: Serial clock input for SPI communication
5. SI: Serial data input for SPI communication
6. SO: Serial data output for SPI communication
7. WP: Write protect input (optional)
8. H/L: High/Low logic level input for write protection (optional)
9. A0: Address bit 0 for multiple device selection
10. A1: Address bit 1 for multiple device selection
11. A2: Address bit 2 for multiple device selection 12-23. RH0-RH11: Terminal ends of the resistor element
12. RL: Low terminal end of the resistor element

Functional Features

• Programmable resistance adjustment through digital control
• Non-volatile memory to retain settings even when power is removed
• High resolution with 1024 steps for precise adjustments
• Wide operating voltage range allows compatibility with various systems
• Temperature range suitable for both industrial and consumer applications
• SPI interface enables easy integration into digital circuits

Advantages and Disadvantages

Advantages: - Precise resistance adjustment with high resolution - Non-volatile memory ensures settings are retained - Wide operating voltage range for versatility - Easy integration into digital circuits through SPI interface

Disadvantages: - Limited to 24 taps, may not be suitable for applications requiring finer adjustments - End-to-end resistance tolerance of ±20% may impact accuracy in some cases

Working Principles

X9408YV24I utilizes a resistor ladder network controlled by digital signals. The resistance value is adjusted by changing the tap point along the resistor ladder. This is achieved through the SPI interface, where digital commands are sent to select the desired tap position. The non-volatile memory ensures that the resistance setting is retained even when power is removed.

Detailed Application Field Plans

• Audio equipment: Volume control, tone adjustment
• Industrial automation: Calibration, fine-tuning
• Test and measurement instruments: Signal conditioning, calibration
• Consumer electronics: Display brightness control, user interface adjustments

Alternative Models

• X9408WV24I: Similar specifications, but with an I2C interface instead of SPI
• X9408ZV24I: Higher resolution with 12-bit (4096 steps), otherwise similar specifications
• X9408YV48I: Double the number of taps (48), otherwise similar specifications

(Note: The alternative models listed above are just examples and not an exhaustive list.)

This entry provides an overview of X9408YV24I, a digital potentiometer IC used for programmable resistance adjustments in electronic circuits. It includes information on its specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.