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AD5144BCPZ10-RL7

Name: AD5144BCPZ10-RL7
Rating: 4.7 (12 reviews)

IC DGTL POT 10KOHM 24LFCSP

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資料表 AD5144BCPZ10-RL7 DataSheet
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規格

Part Status	Active
DigiKey Programmable	Not Verified
Taper	Linear
Configuration	Potentiometer
Number of Circuits	4
Number of Taps	256
Resistance (Ohms)	10k
Interface	I2C, SPI
Memory Type	Non-Volatile
Voltage - Supply	2.3V ~ 5.5V, ±2.25V ~ 2.75V
Features	Cascade Pin, Selectable Address
Tolerance	±8%
Temperature Coefficient (Typ)	35ppm/°C
Mounting Type	Surface Mount
Supplier Device Package	24-LFCSP-WQ (4x4)
Package / Case	24-WFQFN Exposed Pad, CSP
Operating Temperature	-40°C ~ 125°C
Resistance - Wiper (Ohms) (Typ)	55
Base Product Number	AD5144

概述

Description

The AD5144BCPZ10-RL7 is a digital potentiometer from Analog Devices, designed for precise resistance adjustments in electronic applications. It features a quad-channel configuration, allowing for simultaneous control of multiple resistive elements. The device operates with a supply voltage range of 2.7V to 5.5V and uses an I²C interface for easy integration with microcontrollers.
With 256 wiper positions, the AD5144 offers high resolution and excellent linearity, making it suitable for applications such as signal conditioning, gain setting, and calibration. Its non-volatile memory allows users to store the wiper position, ensuring settings are retained even after power loss.
The package is compact (LFCSP-16), facilitating integration into space-constrained designs. The AD5144BCPZ10-RL7 is ideal for automated test equipment, medical devices, and audio applications, among others, where precise and programmable resistance is required.

Features

The AD5144BCPZ10-RL7 is a quad-channel, digital potentiometer featuring a 256-position, non-volatile memory. Key features include:
1. Resolution: 8-bit resolution with 256 wiper positions.
2. Interface: SPI-compatible interface for easy integration with microcontrollers.
3. Power Supply: Operates on a single supply voltage range of 2.7V to 5.5V.
4. Non-volatile Memory: Stores wiper settings even after power off, thanks to EEPROM.
5. Wiper Modes: Supports both volatile and non-volatile modes.
6. Low Power Consumption: Suitable for battery-operated devices with low quiescent current.
7. Temperature Range: Operates within a temperature range of -40°C to +125°C.
8. Current Rating: Wiper current rating of 10 mA.
9. Package: Available in a compact LFCSP package for space-constrained applications.
This device is ideal for applications in audio, sensor calibration, and gain adjustment in various electronic systems.

Package

The AD5144BCPZ10-RL7 comes in a 14-lead TSSOP (Thin Shrink Small Outline Package) package type.

Pinout

The AD5144BCPZ10-RL7 is a digital potentiometer with a pin count of 14. It features a dual-channel configuration, allowing for independent adjustment of two resistive elements.
Key pin functions include:
1. VDD: Power supply.
2. GND: Ground reference.
3. A1, A2: Terminal A connections for the first and second potentiometer.
4. B1, B2: Terminal B connections for the first and second potentiometer.
5. W1, W2: Wiper connections for the first and second potentiometer.
6. SCL: Serial clock input for I2C communication.
7. SDA: Serial data input/output for I2C communication.
8. ADDR: Address pin to set the I2C address.
9. RST: Reset pin for device initialization.
The device supports various applications requiring programmable resistances, enabling flexibility in electronic designs.

Manufacturer

The manufacturer of the AD5144BCPZ10-RL7 is Analog Devices, Inc. (ADI). Analog Devices is a multinational semiconductor company based in Norwood, Massachusetts, specializing in the design and manufacturing of high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965, ADI serves various industries, including automotive, healthcare, communications, and industrial automation, providing solutions for data conversion, signal processing, and sensor interfacing. The AD5144BCPZ10-RL7 is a digital potentiometer, which is used in applications such as calibration, gain control, and signal conditioning.

Application

The AD5144BCPZ10-RL7 is a digital potentiometer used in various applications, including signal conditioning, automatic gain control, sensor calibration, and adjustable voltage references. It is ideal for use in data acquisition systems, audio equipment, industrial automation, and consumer electronics, where precise resistance adjustments are needed. Its programmable features enable integration into microcontroller-based designs for enhanced control and flexibility.

Equivalent

The AD5144BCPZ10-RL7 is a 256-position, digital potentiometer with a I2C interface. Equivalent products include:
1. MCP4131 - Microchip, single-channel, 256-position.
2. MCP4231 - Microchip, dual-channel, 256-position.
3. DCP01 - Texas Instruments, digital potentiometer.
Always check the specific electrical characteristics and interface compatibility to ensure proper functionality in your application.