AD5144ABRUZ100

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AD5144ABRUZ100

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IC DGT POT 100KOHM 256TP 20TSSOP

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規格

屬性 價值
PartStatus Active
DigiKeyProgrammable Not Verified
Taper Linear
Configuration Potentiometer
NumberofCircuits 4
NumberofTaps 256
Resistance(Ohms) 100k
Interface I2C
MemoryType Non-Volatile
Voltage-Supply 2.3V ~ 5.5V, ±2.25V ~ 2.75V
Features Selectable Address
Tolerance ±8%
TemperatureCoefficient(Typ) 35ppm/°C
MountingType Surface Mount
SupplierDevicePackage 20-TSSOP
Package/Case 20-TSSOP (0.173", 4.40mm Width)
OperatingTemperature -40°C ~ 125°C
Resistance-Wiper(Ohms)(Typ) 130
BaseProductNumber AD5144

概述

Description

The AD5144ABRUZ100 is a digital potentiometer from Analog Devices, featuring a 256-position resistive output. It operates with a supply voltage range of 2.7V to 5.5V and offers both I²C and SPI interfaces for easy integration into various embedded systems. This device is particularly useful in applications such as analog signal conditioning, volume control, and parameter adjustment in electronic circuits.
Key features include non-volatile memory that retains the resistance setting when powered off, an operating temperature range from -40°C to +125°C, and low power consumption. The AD5144ABRUZ100 can be programmed to operate as a standard digital pot or as a variable resistor, providing flexibility in design.
Its compact package size (TSSOP) is suitable for space-constrained applications. Overall, the AD5144ABRUZ100 is a versatile component for designers looking to incorporate programmable resistance into their systems efficiently.

Equivalent

The AD5144ABRUZ100 is a 256-position digital potentiometer. Equivalent products include:
1. MCP41010 – Microchip
2. DS1803 – Maxim Integrated
3. Wiper 10K - NVE Corporation
4. POT-DIGITAL-100K - Texas Instruments
When selecting alternatives, consider specifications like resistance value, number of positions, and interface type to ensure compatibility.

Features

The AD5144ABRUZ100 is a digital potentiometer designed for precision applications. Key features include:
1. Resolution: 1024 steps (10-bit) for fine control over resistance.
2. Interface: SPI-compatible interface for easy communication with microcontrollers.
3. Resistance: 100 kΩ nominal resistance, suitable for a variety of applications.
4. Low Power Consumption: Operates at low supply voltages, enhancing battery life in portable applications.
5. Multiple Channels: Supports dual-channel operation, allowing for simultaneous adjustment of two potentiometers.
6. Non-volatile Memory: Retains settings even when powered off, thanks to its onboard EEPROM.
7. Operating Voltage: Wide supply voltage range from 2.7V to 5.5V for flexibility in different circuits.
8. Temperature Range: Industrial-grade performance with an operational temperature range of -40°C to +125°C.
9. Small Package: Available in a compact LFCSP package, ideal for space-constrained designs.
These features make the AD5144ABRUZ100 suitable for applications in industrial automation, consumer electronics, and automotive systems.

Pinout

The AD5144ABRUZ100 is a digital potentiometer with a total of 14 pins. Its functions include:
1. VDD (Pin 1): Power supply.
2. GND (Pin 2): Ground connection.
3. SCL (Pin 3): Serial clock input for I2C communication.
4. SDA (Pin 4): Serial data input/output for I2C communication.
5. CS (Pin 5): Chip select for enabling the device.
6. RESET (Pin 6): Reset pin for restoring default settings.
7. WIPER (Pin 7): Wiper terminal to output variable resistance.
8. RH (Pin 8): High terminal of the potentiometer.
9. RL (Pin 9): Low terminal of the potentiometer.
10. VOUT (Pin 10): Output voltage.
11. A0, A1 (Pins 11-12): Address selection pins for I2C.
12. NC (Pins 13-14): No connect, not internally connected.
This device features 256 taps, allowing for precise adjustment of resistance via digital control.

Manufacturer

The AD5144ABRUZ100 is manufactured by Analog Devices, Inc. Analog Devices is a prominent American company that specializes in the design and manufacturing of a wide range of analog, mixed-signal, and digital signal processing integrated circuits. Founded in 1965 and headquartered in Norwood, Massachusetts, Analog Devices focuses on high-performance components that are used in various applications, including industrial automation, automotive, communications, and consumer electronics. The company is well-regarded for its innovation in precision signal processing and its commitment to developing solutions that enable advanced electronic systems. Analog Devices plays a critical role in the semiconductor industry, providing essential technologies for data conversion and signal amplification.

Application

The AD5144ABRUZ100 is a digital potentiometer primarily used in applications such as:
1. Audio Control: Volume adjustment in audio devices.
2. Sensor Calibration: Fine-tuning sensor outputs in measurement systems.
3. Gain Adjustment: Modifying gain levels in amplifiers and signal processing.
4. Programmable Resistors: Replacing mechanical potentiometers in various circuits.
5. Offset and Biasing: Setting offsets in analog systems.
6. Temperature Compensation: Adjusting circuits for temperature variations.
7. Embedded Systems: Integration in microcontroller-based projects for variable resistance control.
Its non-volatile memory enables the storage of configurations, enhancing flexibility in these applications.

Package

The AD5144ABRUZ100 is packaged in a 14-lead TSSOP (Thin Shrink Small Outline Package).

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