AD5162BRMZ50-RL7

Product Overview

Category

The AD5162BRMZ50-RL7 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for digital potentiometer applications.

Characteristics

• The AD5162BRMZ50-RL7 is a 256-position, non-volatile digital potentiometer.
• It operates on a single power supply voltage ranging from 2.7V to 5.5V.
• This IC offers low temperature coefficient performance, ensuring accurate resistance values across varying temperatures.
• It provides a wide resistance range, making it suitable for various applications.
• The AD5162BRMZ50-RL7 has a small package size, enabling space-efficient designs.

Package and Quantity

The AD5162BRMZ50-RL7 is available in a 10-lead MSOP package. It is typically sold in reels containing 2500 units.

Specifications

• Resolution: 8 bits
• Resistance Range: 0Ω to 50kΩ
• Temperature Coefficient: ±35 ppm/°C
• Operating Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The AD5162BRMZ50-RL7 features the following pin configuration:

1. VDD: Power Supply
2. SDA: Serial Data Input/Output
3. SCL: Serial Clock Input
4. A0: Address Bit 0
5. A1: Address Bit 1
6. WP: Write Protect
7. H/L: High/Low Terminal
8. B Terminal: Potentiometer Terminal B
9. W Terminal: Wiper Terminal
10. A Terminal: Potentiometer Terminal A

Functional Features

• Non-volatile memory: The AD5162BRMZ50-RL7 retains its settings even when power is disconnected.
• I2C-compatible interface: It supports easy communication with microcontrollers and other devices.
• Low power consumption: This IC consumes minimal power, making it suitable for battery-powered applications.
• High reliability: The AD5162BRMZ50-RL7 offers excellent long-term stability and durability.

Advantages and Disadvantages

Advantages

• Wide resistance range allows for versatile use in different applications.
• Non-volatile memory ensures settings are retained during power cycles.
• Small package size enables compact designs.
• Low temperature coefficient provides accurate resistance values across temperatures.

Disadvantages

• Limited resolution of 8 bits may not be sufficient for certain high-precision applications.
• Availability in only one package option may limit flexibility in design choices.

Working Principles

The AD5162BRMZ50-RL7 operates based on the principle of digital potentiometry. It utilizes a series of resistive elements to create a variable resistance. The wiper terminal position determines the effective resistance between the A and B terminals. The control signals received through the I2C interface adjust the wiper position, allowing precise resistance settings.

Detailed Application Field Plans

The AD5162BRMZ50-RL7 finds applications in various fields, including:

1. Audio equipment: Used for volume control and tone adjustment.
2. Industrial automation: Employed in calibration and control systems.
3. Test and measurement instruments: Utilized for signal conditioning and calibration purposes.
4. Communication devices: Integrated into circuitry for gain control and impedance matching.

Alternative Models

Below are some alternative models that offer similar functionality:

1. AD5161BRMZ10-RL7: 10kΩ resistance range, 8-bit resolution.
2. AD5165BRJZ10-RL7: 100kΩ resistance range, 8-bit resolution.
3. AD5160BRJZ50-RL7: 50kΩ resistance range, 10-bit resolution.

These alternative models provide options with different resistance ranges and resolutions to suit specific application requirements.

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