AD5272BRMZ-20-RL7

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AD5272BRMZ-20-RL7

IC DGT POT 20KOHM 1024TAP 10MSOP

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Spezifikationen

Part Status Active
Base Product Number AD5272
DigiKey Programmable Not Verified
Taper Linear
Configuration Rheostat
Number of Circuits 1
Number of Taps 1024
Resistance (Ohms) 20k
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
Package 10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
Operating Temperature -40°C ~ 125°C
Resistance - Wiper (Ohms) (Typ) 35
Packaging Cut Tape (CT), Tape & Reel (TR)

Übersicht

Description

The AD5272BRMZ-20-RL7 is a digital rheostat from Analog Devices, designed for applications requiring precise resistance control. It features a 256-position, non-volatile, programmable resistance range with a maximum resistance of 20 kΩ, making it suitable for various applications such as gain control, sensor calibration, and programmable filters.
The device operates via a standard 3-wire Serial Peripheral Interface (SPI), allowing easy integration into microcontroller-based systems. Its low power consumption and small 8-lead MSOP package make it ideal for space-constrained designs.
Key specifications include a resistor temperature coefficient of 10 ppm/°C and a power supply range of 2.7V to 5.5V. The AD5272 offers a high degree of accuracy and stability, ensuring reliable performance in automotive, industrial, and consumer electronics applications. Overall, the AD5272BRMZ-20-RL7 provides a versatile solution for digital-to-analog conversion needs with programmable resistance capabilities.

Features

The AD5272BRMZ-20-RL7 is a digital potentiometer offering a range of features suitable for various applications. Key specifications include:
- Resistance Value: 20 kΩ with a 256-position wiper.
- Digital Control: Operates via a 2-wire I²C-compatible interface, allowing easy integration with microcontrollers.
- Low Power Consumption: Ideal for battery-operated devices, with a low operating current.
- Temperature Range: Functional in a temperature range of -40°C to +125°C, ensuring reliability in harsh conditions.
- Non-Volatile Memory: Retains the wiper position upon power-off, reducing the need for recalibration.
- Small Package Size: Available in a compact 14-lead TSSOP package, suitable for space-constrained applications.
- Adjustable Wiper Position: Offers precise control of resistance values, making it useful for calibration, gain control, and other analog applications.
These features make the AD5272BRMZ-20-RL7 a versatile choice for applications in consumer electronics, automotive, and industrial control systems.

Package

The AD5272BRMZ-20-RL7 is housed in a 20-lead LFCSP (Lead Frame Chip Scale Package) with a thin profile, measuring 5 mm x 5 mm. This package type offers a compact design suitable for space-constrained applications in electronic circuits.

Pinout

The AD5272BRMZ-20-RL7 is a digital potentiometer from Analog Devices with a total of 16 pins. It features a 256-position variable resistor and can be controlled via a serial interface (SPI).
### Pin Count and Functions:
1. VDD - Power supply.
2. GND - Ground reference.
3. SCLK - Serial clock input.
4. DIN - Serial data input.
5. CS - Chip select input.
6. WIPER - Wiper output for the variable resistor.
7. A - Terminal A of the potentiometer.
8. B - Terminal B of the potentiometer.
9. NC - No connect (not used).
10. R1 - Used for the resistor ladder.
11. R2 - Used for the resistor ladder.
12. R3, R4, R5, R6, R7 - Additional resistor connections for configuration.
This device is typically used for applications requiring variable resistance, such as in signal conditioning and calibration tasks.

Manufacturer

The AD5272BRMZ-20-RL7 is manufactured by Analog Devices, Inc. (ADI), a prominent company in the semiconductor industry. Analog Devices specializes in the design and manufacturing of analog, mixed-signal, and digital signal processing (DSP) integrated circuits (ICs). The company is known for its innovative solutions in various sectors, including communications, automotive, healthcare, and industrial automation. ADI's products are widely utilized in applications that require precise signal processing and data conversion, making it a key player in the electronics and technology sectors.

Application

The AD5272BRMZ-20-RL7 is a digital potentiometer used in various applications, including audio volume control, sensor calibration, adjustable gain settings in amplifiers, and precision variable resistances in instrumentation. Its integrated memory allows for storing settings, making it suitable for programmable gain control and automated test equipment. Additionally, it is employed in consumer electronics, industrial automation, and programmable filter circuits.

Equivalent

The AD5272BRMZ-20-RL7 is a digital potentiometer with a 20kΩ resistance. Equivalent products include:
1. MCP41010 - 10kΩ digital potentiometer from Microchip.
2. MCP4131 - 10kΩ digital pot with EEPROM.
3. DS1803 - Dual digital potentiometer from Maxim Integrated.
4. AD8400 - 10kΩ digital potentiometer from Analog Devices.
Ensure to check specifications like resistance range, number of channels, and interface compatibility for exact replacements.

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