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AD5254BRUZ100

Name: AD5254BRUZ100
Rating: 4.7 (12 reviews)

IC DGT POT 100KOHM 256TP 20TSSOP

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製造商。部分 #AD5254BRUZ100
包 TSSOP-20
資料表 AD5254BRUZ100 DataSheet
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規格

Package	Bulk,Tube
ProductStatus	Active
Taper	Linear
Configuration	Potentiometer
NumberofCircuits	4
NumberofTaps	256
Resistance(Ohms)	100k
Interface	I²C
MemoryType	Non-Volatile
Voltage-Supply	2.7V ~ 5.5V, ±2.25V ~ 2.75V
Features	Selectable Address
Tolerance	±20%
TemperatureCoefficient(Typ)	650ppm/°C
MountingType	Surface Mount
SupplierDevicePackage	20-TSSOP
Package/Case	20-TSSOP (0.173, 4.40mm Width)
OperatingTemperature	-40°C ~ 105°C

概述

Description

The AD5254BRUZ100 is a digital potentiometer designed by Analog Devices, featuring a dual-channel architecture with 256 wiper positions. Operating over a supply voltage range of 2.7V to 5.5V, it supports both I²C and SPI communication protocols for easy integration into various electronic systems. The device is ideal for applications such as volume control, programmable gain amplifiers, and sensor calibration.
With its low power consumption and small package size (TSSOP-14), the AD5254BRUZ100 is suitable for space-constrained designs and battery-powered devices. The digital potentiometer allows for precise adjustment of resistance values, providing enhanced flexibility in circuit design. It also includes features like non-volatile memory to retain settings after power loss, further increasing its utility in many applications. Overall, the AD5254BRUZ100 is a versatile and efficient solution for digital control of resistance in a wide range of electronic systems.

Features

The AD5254BRUZ100 is a dual-channel, digitally controlled variable resistor (digital potentiometer) from Analog Devices. Key features include:
1. Resolution: 256-position wiper control for precise adjustment.
2. Communication Interface: SPI (Serial Peripheral Interface) for easy integration with microcontrollers.
3. Supply Voltage: Operates from a single supply voltage range of 2.7V to 5.5V.
4. Wiper Resistance: 100 kΩ nominal resistance with low temperature coefficient.
5. End-to-End Resistance: Consists of a resistor ladder.
6. Low Power Consumption: Designed for energy-efficient applications.
7. Non-volatile Option: Models available with memory to retain settings after power-down.
8. Wide Temperature Range: Operates in environments from -40°C to +125°C.
9. Compact Package: Available in a 20-lead TSSOP package for space-constrained applications.
These features make the AD5254BRUZ100 suitable for applications such as audio control, sensor calibration, and gain adjustment in instrumentation.

Package

The AD5254BRUZ100 is packaged in a 10-lead MSOP (Mini Small Outline Package) with a surface-mount configuration.

Pinout

The AD5254BRUZ100 is a digital potentiometer with a total of 14 pins. It features a quad-channel configuration, allowing for four independent potentiometer functions. Each channel has a 100 kΩ resistance value and is controlled via a 3-wire SPI interface, which allows for easy integration into various digital systems.
The main functions of the pins include:
1. VDD: Supply voltage.
2. GND: Ground connection.
3. SCLK: Serial Clock input for SPI communication.
4. SDI: Serial Data Input.
5. SDO: Serial Data Output.
6. CS: Chip Select to enable communication.
7. PW0-PW3: Wiper terminals for channels 0 to 3, which provide the variable resistance output.
8. A0-A3: Terminal A connections for each potentiometer.
These pins allow control of the resistance and wiper position through digital signals, making the AD5254 suitable for applications in adjustable gain amplifiers, volume controls, and other electronic circuits requiring precision resistance adjustments.

Manufacturer

The AD5254BRUZ100 is manufactured by Analog Devices, Inc. (ADI). Analog Devices is a global semiconductor company specializing in data converters, signal processing, and analog technologies. Founded in 1965, the company designs and manufactures a wide range of high-performance integrated circuits used in various applications, including industrial automation, automotive systems, consumer electronics, communication equipment, and medical devices. ADI is known for its innovation in precision analog, mixed-signal, and digital signal processing technologies, making it a key player in the electronics industry.

Application

The AD5254BRUZ100 is a digital potentiometer used in various applications such as audio volume control, sensor calibration, gain adjustment in amplifiers, and tuning circuits. It is also suitable for programmable gain amplifiers, motor control, and LED brightness adjustment. Its SPI interface allows for precise resistance adjustments in embedded systems and consumer electronics, enhancing performance in automotive and industrial applications.

Equivalent

The AD5254BRUZ100 is a digital potentiometer with specific features. Equivalent products include the MCP41010, MCP4251, and the DS1803. Additionally, consider the ISD1820 or the AD5231 for similar applications. Always verify specifications like resistance range, number of channels, and interface type for compatibility.