規格
| 屬性 | 價值 |
| Package / Case | Tube,Tube |
| Series | µPoT |
| Part Status | Obsolete |
| 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 |
| Operating Temperature | -40°C ~ 85°C |
概述
Description
The MAX5402EUA is a digital potentiometer manufactured by Maxim Integrated. It is a precision device that allows for electronic control of resistance, offering a reliable solution for applications requiring variable resistance adjustments. The MAX5402EUA features a 128-tap resolution, allowing fine control over the resistance settings. The device uses a simple 3-wire SPI-compatible serial interface for communication, facilitating easy integration with microcontrollers and other digital systems.
With a supply voltage range from 2.7V to 5.5V, it is suitable for low-power applications. The potentiometer includes features such as low wiper resistance and non-volatile memory, meaning it retains its settings even when the power is off. It also offers low temperature coefficient and high reliability, making it ideal for use in industrial, automotive, and consumer electronics applications. The MAX5402EUA is housed in an 8-pin µMAX package, ensuring a compact form factor for space-constrained designs.
With a supply voltage range from 2.7V to 5.5V, it is suitable for low-power applications. The potentiometer includes features such as low wiper resistance and non-volatile memory, meaning it retains its settings even when the power is off. It also offers low temperature coefficient and high reliability, making it ideal for use in industrial, automotive, and consumer electronics applications. The MAX5402EUA is housed in an 8-pin µMAX package, ensuring a compact form factor for space-constrained designs.
Equivalent
The MAX5402EUA is a digital potentiometer. Equivalent products include:
1. AD5160 from Analog Devices
2. MCP4011 from Microchip Technology
3. DS1803 from Maxim Integrated
4. X9C104 from Intersil (Renesas)
5. TPL0102 from Texas Instruments
These alternatives may vary in specific features such as resistance, interface, or package, so it's important to verify compatibility with your application.
1. AD5160 from Analog Devices
2. MCP4011 from Microchip Technology
3. DS1803 from Maxim Integrated
4. X9C104 from Intersil (Renesas)
5. TPL0102 from Texas Instruments
These alternatives may vary in specific features such as resistance, interface, or package, so it's important to verify compatibility with your application.
Features
The MAX5402EUA is a digital potentiometer with the following key features:
1. Resolution: It offers an 8-bit resolution, providing 256 tap points for precise resistance adjustments.
2. Resistance Options: Available in multiple resistance values, typically 50kΩ.
3. Interface: Utilizes an I²C-compatible interface, allowing for easy communication with microcontrollers and other devices.
4. Non-Volatile Memory: Incorporates EEPROM to store wiper position settings, retaining data even after power loss.
5. Operating Voltage: Supports a wide operating voltage range from 2.7V to 5.5V, making it versatile for various applications.
6. Low Power Consumption: Designed for low power consumption, making it suitable for battery-operated devices.
7. Package: Available in a compact 8-pin µMAX package, saving space in electronic designs.
8. Temperature Range: Operates within an extended temperature range, usually from -40°C to +85°C, suitable for industrial applications.
These features make the MAX5402EUA ideal for applications requiring fine adjustments, such as audio volume controls, calibration, and tuning circuits.
1. Resolution: It offers an 8-bit resolution, providing 256 tap points for precise resistance adjustments.
2. Resistance Options: Available in multiple resistance values, typically 50kΩ.
3. Interface: Utilizes an I²C-compatible interface, allowing for easy communication with microcontrollers and other devices.
4. Non-Volatile Memory: Incorporates EEPROM to store wiper position settings, retaining data even after power loss.
5. Operating Voltage: Supports a wide operating voltage range from 2.7V to 5.5V, making it versatile for various applications.
6. Low Power Consumption: Designed for low power consumption, making it suitable for battery-operated devices.
7. Package: Available in a compact 8-pin µMAX package, saving space in electronic designs.
8. Temperature Range: Operates within an extended temperature range, usually from -40°C to +85°C, suitable for industrial applications.
These features make the MAX5402EUA ideal for applications requiring fine adjustments, such as audio volume controls, calibration, and tuning circuits.
Pinout
The MAX5402EUA is a digital potentiometer with an 8-pin configuration. It features the following pin functions:
1. CS (Chip Select): Used to enable or disable the device.
2. DIN (Data In): Serial data input for controlling the wiper position.
3. GND (Ground): Ground reference for the device.
4. CLK (Clock): Serial clock input for data synchronization.
5. VDD: Positive power supply.
6. H (High Terminal): One end of the resistive element.
7. W (Wiper): The adjustable terminal connected to the potentiometer wiper.
8. L (Low Terminal): The other end of the resistive element.
The MAX5402EUA allows for digitally controlled resistance adjustments, making it suitable for applications like volume control, adjustable gain, and other analog signal adjustments.
1. CS (Chip Select): Used to enable or disable the device.
2. DIN (Data In): Serial data input for controlling the wiper position.
3. GND (Ground): Ground reference for the device.
4. CLK (Clock): Serial clock input for data synchronization.
5. VDD: Positive power supply.
6. H (High Terminal): One end of the resistive element.
7. W (Wiper): The adjustable terminal connected to the potentiometer wiper.
8. L (Low Terminal): The other end of the resistive element.
The MAX5402EUA allows for digitally controlled resistance adjustments, making it suitable for applications like volume control, adjustable gain, and other analog signal adjustments.
Manufacturer
The MAX5402EUA is manufactured by Analog Devices, Inc. Analog Devices is a company that specializes in the design and manufacturing of analog, mixed-signal, and digital signal processing (DSP) integrated circuits (ICs) used in electronic equipment. The company provides a wide range of products and solutions for various applications, including industrial automation, automotive, communication, consumer electronics, healthcare, and more. Analog Devices is known for its focus on innovation and quality in the semiconductor industry, and it offers products such as amplifiers, converters, sensors, and processors.
Application
The MAX5402EUA is a digital potentiometer commonly used in applications requiring electronic adjustment of resistance. Key application areas include volume control in audio equipment, gain adjustment in amplifiers, programmable filters and oscillators, and contrast or brightness control in displays. It is also used in calibration and tuning circuits, sensor trimming, and variable resistor replacement in analog circuits. Its compact size and digital interface make it suitable for space-constrained applications and remote control scenarios.
Package
The MAX5402EUA is packaged in an 8-pin µMAX package.
