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MAX5481EUD+

Name: MAX5481EUD+
Rating: 4.7 (12 reviews)

IC DGT POT 10KOHM 1024TP 14TSSOP

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製造商。部分 #MAX5481EUD+
包 14-TSSOP
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規格

Package	Tube
ProductStatus	Active
Taper	Linear
Configuration	Potentiometer
NumberofCircuits	1
NumberofTaps	1024
Resistance(Ohms)	10k
Interface	SPI, Up/Down (U/D, INC, CS)
MemoryType	Non-Volatile
Voltage-Supply	2.7V ~ 5.25V, ±2.5V ~ 5.25V
Tolerance	±25%
TemperatureCoefficient(Typ)	35ppm/°C
MountingType	Surface Mount
SupplierDevicePackage	14-TSSOP
Package/Case	14-TSSOP (0.173, 4.40mm Width)
OperatingTemperature	-40°C ~ 85°C

概述

Description

The MAX5481EUD+ is a digital potentiometer from Maxim Integrated, designed for applications requiring precise resistance adjustment. It features a 256-position, non-volatile, and programmable resistive element, making it ideal for applications such as audio control, sensor calibration, and signal conditioning. The device interfaces via I2C, allowing for easy integration into microcontroller-based systems.
With a supply voltage range of 2.7V to 5.5V, the MAX5481EUD+ operates efficiently in battery-powered devices. It offers low power consumption and high reliability, with a temperature range from -40°C to +125°C. The integrated EEPROM allows users to store settings, ensuring the last configuration is retained during power cycles.
The package type is a 10-pin MSOP (Mini Small Outline Package), providing a compact footprint for space-constrained designs. Overall, the MAX5481EUD+ is a versatile component for enhancing the performance of electronic circuits requiring adjustable resistance.

Features

The MAX5481EUD+ is a digital potentiometer designed for various applications, featuring:
1. Dual-channel Configuration: Contains two independent 256-position wiper controls.
2. SPI Interface: Supports a Serial Peripheral Interface (SPI) for easy integration with microcontrollers.
3. Single Supply Operation: Operates from a single supply voltage of 2.7V to 5.5V.
4. Low Power Consumption: Consumes minimal power, making it suitable for battery-operated devices.
5. Non-volatile Memory: Retains the wiper position settings on power loss, thanks to its EEPROM-like memory.
6. Wiper Resistance: Offers low wiper resistance, ensuring effective signal conditioning.
7. Temperature Range: Operates in an extended temperature range, suitable for industrial applications.
8. Small Package Size: Available in a compact 20-pin TQFN package for space-constrained designs.
These features make the MAX5481EUD+ ideal for applications in audio, signal processing, and sensor calibration.

Package

The MAX5481EUD+ is packaged in a thin, 8-pin TDFN (Thin Dual Flat No-lead) package. This compact package type allows for efficient space utilization and thermal performance in electronic circuits.

Pinout

The MAX5481EUD+ is a digital potentiometer with a total of 8 pins. Its primary functions include:
1. VDD (Pin 1): Power supply pin (typically +2.7V to +5.5V).
2. GND (Pin 2): Ground reference.
3. A (Pin 3): Terminal A of the potentiometer.
4. B (Pin 4): Terminal B of the potentiometer.
5. W (Pin 5): Wiper terminal, where the variable voltage is taken.
6. L (Pin 6): Connects to the low side of the potentiometer for a dual-channel configuration.
7. SCL (Pin 7): Serial clock input for I²C communication.
8. SDA (Pin 8): Serial data input/output for I²C communication.
The device allows for digital control of resistance via I²C, making it suitable for applications requiring programmable resistance settings.

Manufacturer

The MAX5481EUD+ is manufactured by Analog Devices, Inc. (ADI), a global semiconductor company. ADI specializes in designing and manufacturing high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits (ICs). The company serves a variety of markets, including industrial, automotive, communications, consumer electronics, and healthcare. Known for its innovation and technical expertise, Analog Devices focuses on solutions that enable high-performance applications in signal processing and data conversion.

Application

The MAX5481EUD+ is a digital potentiometer used in applications requiring precise resistance adjustment. Key areas include audio equipment for volume control, sensor calibration, automatic gain control in communication devices, and programmable gain amplifiers. It is also utilized in industrial equipment for tuning and trimming circuits, as well as in consumer electronics for customizable settings. Its SPI interface allows for easy integration in microcontroller-based systems.

Equivalent

The MAX5481EUD+ is a digital potentiometer chip. Equivalent products include:
1. MCP41xxx series (Microchip)
2. AD5231/AD5241 (Analog Devices)
3. DS1803 (Maxim Integrated)
4. POT-EN series (NXP)
Be sure to check specifications for specific application compatibility, such as resistance value, interface type, and package options.