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MAX5402EUA+T

Name: MAX5402EUA+T
Rating: 4.7 (12 reviews)

IC DGTL POT 10KOHM 256TAP 8UMAX

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規格

Series	µPoT
Part Status	Active
DigiKey Programmable	Not Verified
Taper	Linear
Configuration	Potentiometer
Number of Circuits	1
Number of Taps	256
Resistance (Ohms)	10k
Interface	SPI
Memory Type	Volatile
Voltage - Supply	2.7V ~ 5.5V
Tolerance	±25%
Temperature Coefficient (Typ)	35ppm/°C
Mounting Type	Surface Mount
Supplier Device Package	8-uMAX/uSOP
Package / Case	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Operating Temperature	-40°C ~ 85°C
Resistance - Wiper (Ohms) (Typ)	275
Base Product Number	MAX5402

概述

Description

The MAX5402EUA+T is a digital potentiometer designed by Maxim Integrated, featuring a dual-channel configuration. It is primarily used for applications requiring precise resistance adjustments, such as audio volume control, gain adjustment, and sensor calibration. The device operates over a supply voltage range of 2.7V to 5.5V and offers a resistance value of 10kΩ per channel.
This component utilizes a simple 2-wire I2C interface, allowing for easy integration with microcontrollers. It provides 256 wiper positions, enabling fine-tuning of resistance with minimal noise and distortion. The MAX5402EUA+T also includes non-volatile memory to retain wiper settings during power-off, enhancing its usability in portable applications.
Key features include low power consumption, high linearity, and a compact package size (TQFN). Overall, the MAX5402EUA+T is suitable for a range of applications in consumer electronics, industrial controls, and audio systems, offering versatility and precision in resistance management.

Features

The MAX5402EUA+T is a digital potentiometer from Maxim Integrated. Key features include:
1. Dual-channel Configuration: It offers two independent potentiometer channels, allowing for versatile applications.

2. Digital Control: Controlled via an I²C-compatible interface, enabling easy integration with microcontrollers.
3. 100kΩ Resistance: Each channel provides a total resistance of 100kΩ, suitable for various applications.
4. Non-volatile Memory: The device allows users to store wiper positions, retaining settings even after power-down.
5. High Precision: Offers a low temperature coefficient and high linearity, ensuring precise adjustments.
6. Wide Supply Voltage: Operates within a supply voltage range of 2.7V to 5.5V, accommodating various power supply configurations.
7. Small Package Size: Available in a 10-pin µMAX package, ideal for space-constrained designs.
These features make the MAX5402EUA+T suitable for applications in audio equipment, sensor calibration, and signal processing.

Package

The MAX5402EUA+T is packaged in a TSSOP (Thin Shrink Small Outline Package) with 8 pins.

Pinout

The MAX5402EUA+T is a digital potentiometer with a total of 8 pins. Its primary functions include:
1. Wiper Output (W): The output that represents the variable resistance.
2. High Terminal (A): Connected to the high side of the resistance.
3. Low Terminal (B): Connected to the low side of the resistance.
4. VDD: Power supply pin.
5. GND: Ground reference.
6. SCL: Serial clock input for I2C communication.
7. SDA: Serial data input/output for I2C communication.
8. ADDR: Address selection pin for I2C.
The MAX5402EUA+T is typically used for applications requiring adjustable resistance and can be controlled via a digital interface, allowing for precise tuning in various electronic circuits.

Manufacturer

The MAX5402EUA+T is manufactured by Maxim Integrated, which is now part of Analog Devices, Inc. Maxim Integrated is a semiconductor company that specializes in designing and manufacturing a wide range of analog and mixed-signal integrated circuits. Their products are used in various applications, including automotive, industrial, medical, and communications sectors. The company is known for its innovation in power management, signal processing, and interface solutions, catering to both consumer and professional electronics markets.

Application

The MAX5402EUA+T is a dual, programmable digital potentiometer used in applications such as gain control, volume control, and sensor calibration. It is suitable for audio equipment, industrial automation, automotive systems, and medical devices, where precise resistance adjustment is required. Its digital interface allows for easy integration into microcontroller-based systems, enabling remote or automated control of resistance values.

Equivalent

The MAX5402EUA+T is a dual digital potentiometer with I2C interface. Equivalent products include the MCP4131/4132 from Microchip, AD5242 from Analog Devices, and DS3502 from Maxim Integrated. Ensure you compare specifications such as resistance range, resolution, and interface type for compatibility.