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AD5259BRMZ5-R7

Name: AD5259BRMZ5-R7
Rating: 4.7 (12 reviews)

IC DGTL POT 5KOHM 256TAP 10MSOP

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資料表 AD5259BRMZ5-R7 DataSheet
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規格

Part Status	Active
Base Product Number	AD5259
DigiKey Programmable	Not Verified
Taper	Linear
Configuration	Potentiometer
Number of Circuits	1
Number of Taps	256
Resistance (Ohms)	5k
Interface	I2C
Memory Type	Non-Volatile
Voltage - Supply	2.7V ~ 5.5V
Features	Selectable Address
Tolerance	±30%
Temperature Coefficient (Typ)	500ppm/°C
Mounting Type	Surface Mount
Supplier Device Package	10-MSOP
Package	10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
Operating Temperature	-40°C ~ 125°C
Resistance - Wiper (Ohms) (Typ)	75
Packaging	Cut Tape (CT), Tape & Reel (TR)

概述

Description

The AD5259BRMZ5-R7 is a digital potentiometer manufactured by Analog Devices. It features a dual-channel architecture and offers a 256-position variable resistor with an I²C-compatible interface, allowing for easy integration into microcontroller systems. This component is designed for applications requiring precise resistance adjustments, such as in audio volume control, sensor calibration, and gain adjustment in amplifiers.
The AD5259 operates within a voltage range of 2.7V to 5.5V and provides non-volatile memory (EEPROM) to store the wiper position, ensuring that settings are retained even when the power is turned off. It boasts low power consumption and high reliability, making it suitable for portable and battery-operated devices.
Key specifications include a maximum resistance of 10 kΩ (though other values may be available), excellent linearity, and a fast response time. Its small package size allows for efficient board design, making it an ideal choice for compact electronic applications.

Features

The AD5259BRMZ5-R7 is a digital potentiometer from Analog Devices, featuring a dual-channel design with 256 wiper positions and a maximum resistance of 10 kΩ. Key features include:
1. Digital Control: Operated via I2C interface, allowing for easy integration in digital circuits.
2. Non-Volatile Memory: Retains wiper position after power loss, thanks to EEPROM.
3. Low Power Consumption: Suitable for battery-operated devices, with low supply current.
4. Multiple Applications: Ideal for volume control, gain adjustment, and calibration in various electronic applications.
5. Operating Range: Supports a wide supply voltage range from 2.7 V to 5.5 V.
6. Temperature Range: Functional across -40°C to +125°C, making it suitable for harsh environments.
7. Wiper Modes: Offers both linear and logarithmic tap configurations.
8. Small Package: Available in a compact TSSOP-8 package, saving board space.
These features make the AD5259BRMZ5-R7 a versatile choice for precise resistance control in a variety of electronic systems.

Package

The AD5259BRMZ5-R7 is packaged in a 14-lead TSSOP (Thin Shrink Small Outline Package). This type of package is known for its compact size and is suitable for applications with limited space.

Pinout

The AD5259BRMZ5-R7 is a digital potentiometer with a total of 8 pins. It features a dual-channel, 256-position digital pot, providing both up/down control and an I2C interface for communication. The pin functions are as follows:
1. VDD: Power supply pin.
2. GND: Ground pin.
3. SDA: Serial data line for I2C communication.
4. SCL: Serial clock line for I2C communication.
5. A1: Terminal A of the first potentiometer.
6. W1: Wiper of the first potentiometer.
7. B1: Terminal B of the first potentiometer.
8. A2: Terminal A of the second potentiometer (with W2 and B2 similarly corresponding to the second channel).
The AD5259 is designed for applications requiring adjustable resistance and is commonly used in signal conditioning, gain control, and calibration.

Manufacturer

The AD5259BRMZ5-R7 is manufactured by Analog Devices, Inc. (ADI). Analog Devices is a global leader in the design and manufacturing of high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits (ICs). The company specializes in various applications, including communications, automotive, industrial, and consumer electronics. Established in 1965, ADI is known for its commitment to innovation and quality, providing solutions that enable precise measurement and control in numerous electronic systems. The company's wide range of products includes amplifiers, converters, sensors, and signal conditioning devices, making it a vital player in the semiconductor industry.

Application

The AD5259BRMZ5-R7 is a digital potentionmeter used in applications such as signal conditioning, audio volume control, automatic gain control, and sensor calibration. Its programmable resistance features make it suitable for precision adjustments in industrial automation, instrumentation, and consumer electronics. Additionally, it can be utilized in feedback loops and for tuning circuits in various electronic systems.

Equivalent

The AD5259BRMZ5-R7 is a digital potentiometer with 256 positions and a 256-tap memory. Equivalent products include the MCP41010 from Microchip, the MAX5409 from Maxim Integrated, and the DS3502 from Texas Instruments. These chips offer similar features such as digital control, multiple positions, and varying resistance values, making them suitable alternatives depending on specific application requirements.