AD5162BRMZ10

Product Overview

Category

AD5162BRMZ10 belongs to the category of integrated digital potentiometers.

Use

It is primarily used for digitally controlling resistance in electronic circuits.

Characteristics

• AD5162BRMZ10 is a high-resolution, non-volatile digital potentiometer.
• It offers 256 positions for precise resistance adjustment.
• The device operates on a wide supply voltage range of 2.7V to 5.5V.
• It provides low temperature coefficient and excellent linearity.
• AD5162BRMZ10 has a small package size, making it suitable for space-constrained applications.

Package

The AD5162BRMZ10 comes in a 10-lead MSOP (Mini Small Outline Package) with exposed paddle.

Essence

The essence of AD5162BRMZ10 lies in its ability to replace traditional mechanical potentiometers with a digital alternative, offering greater precision and flexibility in circuit design.

Packaging/Quantity

The product is typically available in tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

• Resolution: 8-bit (256 positions)
• Supply Voltage Range: 2.7V to 5.5V
• Temperature Coefficient: ±35 ppm/°C
• Operating Temperature Range: -40°C to +125°C
• Package Type: 10-lead MSOP

Detailed Pin Configuration

1. VDD: Power supply voltage input
2. SDA: Serial data input/output
3. SCL: Serial clock input
4. A0: Address bit selection
5. A1: Address bit selection
6. WP: Write protect input
7. VSS: Ground
8. RLO: Terminal A of the potentiometer
9. RWB: Wiper terminal of the potentiometer
10. RHI: Terminal B of the potentiometer

Functional Features

• Non-volatile memory for storing wiper position
• I2C-compatible digital interface for easy control
• Power-on reset to a midscale position
• Software shutdown mode for power saving
• Resistance tolerance matching between channels

Advantages and Disadvantages

Advantages

• High resolution and precision in resistance adjustment
• Non-volatile memory eliminates the need for external storage
• Wide operating temperature range allows for versatile applications
• Small package size enables use in space-constrained designs

Disadvantages

• Limited to 8-bit resolution, which may not be sufficient for some high-precision applications
• Relatively higher cost compared to mechanical potentiometers

Working Principles

AD5162BRMZ10 utilizes a combination of digital control and resistor ladder network to achieve precise resistance adjustment. The digital interface communicates with the device, allowing the user to set the desired resistance value. The internal circuitry then adjusts the wiper position accordingly, altering the effective resistance between the two terminals.

Detailed Application Field Plans

AD5162BRMZ10 finds application in various fields, including but not limited to: 1. Audio equipment: Volume control, tone adjustment 2. Industrial automation: Calibration, feedback control 3. Test and measurement instruments: Signal conditioning, calibration 4. Communication systems: Gain control, impedance matching 5. Automotive electronics: Sensor calibration, control systems

Detailed and Complete Alternative Models

1. AD5160: 256-position, 8-bit digital potentiometer with similar specifications.
2. MCP401X: Low-cost, 6-bit digital potentiometer suitable for basic applications.
3. MAX548X: High-resolution, 10-bit digital potentiometer with extended temperature range.

These alternative models offer different features and specifications, providing options for various application requirements.

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