Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package / Case | Tube |
| Part Status | Active |
| Taper | Linear |
| Configuration | Rheostat |
| Number of Circuits | 1 |
| Number of Taps | 1024 |
| Resistance(Ohms) | 100k |
| Interface | I²C |
| Memory Type | Non-Volatile |
| Voltage - Supply | 2.7V ~ 5.5V, ±2.5V ~ 2.75V |
| Features | Selectable Address |
| Tolerance | ±1% |
| Temperature Coefficient(Typ) | 5ppm/°C |
| Mounting Type | Surface Mount |
| Supplier Device Package | 10-MSOP |
| Operating Temperature | -40°C ~ 125°C |
Tổng quan
Description
The AD5272BRMZ-100 is a digital potentiometer from Analog Devices. It features a 100 kΩ resistance with a 256-position resolution. The device operates through an I²C-compatible digital interface, allowing precise adjustments for various applications, such as programmable gain amplifiers, sensor calibration, and adjustable power supplies. The AD5272BRMZ-100 offers a non-volatile memory that retains the wiper's setting after power-off, ensuring consistent performance upon restart. It supports a wide operating voltage range from 2.7 V to 5.5 V. The device is housed in a compact MSOP-10 package, which is suitable for space-constrained designs. Additional features include a wide operating temperature range from -40°C to +125°C, ensuring reliability in diverse environments. Its low power consumption makes it ideal for battery-powered applications. Overall, the AD5272BRMZ-100 provides a versatile and reliable solution for applications requiring adjustable resistance with digital control.
Equivalent
The AD5272BRMZ-100 is a digital potentiometer by Analog Devices. Equivalent products from other manufacturers include the MCP41/42 series from Microchip, the DS1803 from Maxim Integrated, and the X9C series from Intersil/Renesas. It's important to check the specific features, such as resolution, interface type, and resistance range, to ensure compatibility with your application.
Features
The AD5272BRMZ-100 is a digital potentiometer with the following key features:
1. Resolution and Range: It offers a 1024-position resolution and a resistance range of 100 kΩ.
2. Interface: Utilizes an I²C-compatible digital interface, enabling easy integration with microcontrollers for precise control.
3. Non-Volatile Memory: Features EEPROM to store wiper settings, ensuring that the device retains its configuration even after power loss.
4. Wide Power Supply Range: Operates with a power supply range of 2.7 V to 5.5 V, providing flexibility across various applications.
5. Low Temperature Coefficient: Designed with a low temperature coefficient for resistance, ensuring stable performance over varying temperatures.
6. Compact Package: Available in a small MSOP-10 package, suitable for space-constrained designs.
7. Endurance and Reliability: Delivers high endurance with 1 million write cycles and 50-year data retention.
These features make the AD5272BRMZ-100 ideal for applications requiring precise resistance control, such as calibration, sensor trimming, and programmable power supplies.
1. Resolution and Range: It offers a 1024-position resolution and a resistance range of 100 kΩ.
2. Interface: Utilizes an I²C-compatible digital interface, enabling easy integration with microcontrollers for precise control.
3. Non-Volatile Memory: Features EEPROM to store wiper settings, ensuring that the device retains its configuration even after power loss.
4. Wide Power Supply Range: Operates with a power supply range of 2.7 V to 5.5 V, providing flexibility across various applications.
5. Low Temperature Coefficient: Designed with a low temperature coefficient for resistance, ensuring stable performance over varying temperatures.
6. Compact Package: Available in a small MSOP-10 package, suitable for space-constrained designs.
7. Endurance and Reliability: Delivers high endurance with 1 million write cycles and 50-year data retention.
These features make the AD5272BRMZ-100 ideal for applications requiring precise resistance control, such as calibration, sensor trimming, and programmable power supplies.
Pinout
The AD5272BRMZ-100 is a digital potentiometer from Analog Devices, featuring 256-position resolution and a non-volatile memory. It is packaged in an MSOP-10 (Mini Small Outline Package), meaning it has 10 pins. Here is a brief overview of its pin functions:
1. VDD: Power supply pin.
2. VSS: Ground pin.
3. SCL: Serial Clock Line for I²C interface.
4. SDA: Serial Data Line for I²C interface.
5. A0: Address pin for I²C interface, allowing multiple devices on the same bus.
6. W: Wiper terminal of the digital potentiometer.
7. B: Terminal B of the potentiometer.
8. A: Terminal A of the potentiometer.
9. RDY: Ready status pin, indicates memory status.
10. NC: No connection, not used for circuit functionality.
The AD5272BRMZ-100 is commonly used for variable resistance applications like volume control, sensor calibration, and other tuning adjustments in electronic circuits.
1. VDD: Power supply pin.
2. VSS: Ground pin.
3. SCL: Serial Clock Line for I²C interface.
4. SDA: Serial Data Line for I²C interface.
5. A0: Address pin for I²C interface, allowing multiple devices on the same bus.
6. W: Wiper terminal of the digital potentiometer.
7. B: Terminal B of the potentiometer.
8. A: Terminal A of the potentiometer.
9. RDY: Ready status pin, indicates memory status.
10. NC: No connection, not used for circuit functionality.
The AD5272BRMZ-100 is commonly used for variable resistance applications like volume control, sensor calibration, and other tuning adjustments in electronic circuits.
Manufacturer
The AD5272BRMZ-100 is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company specializing in data conversion, signal processing, and power management technology. They design and produce a wide range of integrated circuits used in electronic equipment, serving industries such as industrial, automotive, communications, healthcare, and consumer electronics.
Application
The AD5272BRMZ-100 is a digital potentiometer commonly used in applications requiring precise resistance adjustments. Its key application areas include:
1. Calibration: Used in systems that require routine calibration, such as sensor calibration for temperature, pressure, or humidity.
2. Signal Processing: Adjusts gain and offset in analog signal processing circuits.
3. Instrumentation: Utilized in test and measurement equipment for precise resistance tuning.
4. Remote Sensing: Enables remote adjustments in hard-to-reach installations.
5. Consumer Electronics: Enhances audio equipment by adjusting volume or tone controls.
6. Industrial Automation: Supports process control systems needing adaptable resistance settings.
Its non-volatile memory allows it to retain settings even after power loss, making it versatile for various applications.
1. Calibration: Used in systems that require routine calibration, such as sensor calibration for temperature, pressure, or humidity.
2. Signal Processing: Adjusts gain and offset in analog signal processing circuits.
3. Instrumentation: Utilized in test and measurement equipment for precise resistance tuning.
4. Remote Sensing: Enables remote adjustments in hard-to-reach installations.
5. Consumer Electronics: Enhances audio equipment by adjusting volume or tone controls.
6. Industrial Automation: Supports process control systems needing adaptable resistance settings.
Its non-volatile memory allows it to retain settings even after power loss, making it versatile for various applications.
Package
The AD5272BRMZ-100 is packaged in an 8-lead MSOP (Mini Small Outline Package). This package type is compact and suitable for surface mounting, offering efficient use of space on printed circuit boards.
