AD5282BRU20
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Analog Devices Inc. AD5282BRU20

Manufacturer No:
AD5282BRU20
Manufacturer:
Analog Devices Inc.
Package:
Tube
Description:
IC DGT POT 20KOHM 256TAP 16TSSOP
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The AD5282BRU20, produced by Analog Devices Inc., is a dual-channel, 256-position digitally controlled variable resistor (VR) device. It functions as a digital potentiometer, offering the same electronic adjustment capabilities as a traditional potentiometer, trimmer, or variable resistor. This device is designed for applications requiring precise and programmable resistance adjustments.

Key Specifications

ParameterValue
Channels2
Positions256
Supply Voltage+10 V to +15 V (single supply), ±5.5 V (dual supply)
Terminal Resistance20 kΩ, 50 kΩ, 200 kΩ
Temperature Coefficient30 ppm/°C
Operating Temperature−40°C to +85°C
InterfaceI²C-compatible, 2-wire serial data interface
Package16-Lead TSSOP

Key Features

  • Power-on midscale preset and programmable reset
  • Sleep mode programmability for power-up presets
  • Programmable logic outputs for driving digital loads, logic gates, LED drivers, and analog switches
  • 1% channel-to-channel matching tolerance for fixed A-to-B terminal resistance
  • Extended industrial temperature range operation

Applications

  • Multimedia, video, and audio systems
  • Communications equipment
  • Mechanical potentiometer replacement
  • Instrumentation for gain and offset adjustment
  • Programmable voltage and current sources
  • Line impedance matching

Q & A

  1. What is the AD5282BRU20 used for? The AD5282BRU20 is used as a digital potentiometer, providing precise and programmable resistance adjustments in various electronic systems.
  2. How many channels does the AD5282BRU20 have? The AD5282BRU20 has 2 channels.
  3. What is the resolution of the AD5282BRU20? The AD5282BRU20 has 256 positions.
  4. What are the supply voltage options for the AD5282BRU20? The device can operate with a single supply voltage of +10 V to +15 V or a dual supply voltage of ±5.5 V.
  5. What is the temperature coefficient of the AD5282BRU20? The temperature coefficient is 30 ppm/°C.
  6. What interface does the AD5282BRU20 use? The AD5282BRU20 uses an I²C-compatible, 2-wire serial data interface.
  7. What is the package type of the AD5282BRU20? The device is packaged in a 16-Lead TSSOP.
  8. What are some common applications of the AD5282BRU20? Common applications include multimedia, communications, mechanical potentiometer replacement, instrumentation, and programmable voltage and current sources.
  9. Does the AD5282BRU20 have programmable logic outputs? Yes, the AD5282BRU20 has programmable logic outputs for driving digital loads, logic gates, LED drivers, and analog switches.
  10. What is the operating temperature range of the AD5282BRU20? The operating temperature range is −40°C to +85°C.

Product Attributes

Taper:Linear
Configuration:Potentiometer
Number of Circuits:2
Number of Taps:256
Resistance (Ohms):20k
Interface:I²C
Memory Type:Volatile
Voltage - Supply:4.5V ~ 16.5V, ±5V
Features:Selectable Address
Tolerance:±30%
Temperature Coefficient (Typ):30ppm/°C
Mounting Type:Surface Mount
Supplier Device Package:16-TSSOP
Package / Case:16-TSSOP (0.173", 4.40mm Width)
Operating Temperature:-40°C ~ 85°C
Resistance - Wiper (Ohms) (Typ):60
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Similar Products

Part Number AD5282BRU20 AD5282BRUZ20 AD5282BRU200 AD5282BRU50 AD5262BRU20 AD5280BRU20
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Product Status Obsolete Active Obsolete Obsolete Obsolete Obsolete
Taper Linear Linear Linear Linear Linear -
Configuration Potentiometer Potentiometer Potentiometer Potentiometer Potentiometer -
Number of Circuits 2 2 2 2 2 1
Number of Taps 256 256 256 256 256 256
Resistance (Ohms) 20k 20k 200k 50k 20k 20k
Interface I²C I²C I²C I²C SPI I²C
Memory Type Volatile Volatile Volatile Volatile Volatile Volatile
Voltage - Supply 4.5V ~ 16.5V, ±5V 4.5V ~ 16.5V, ±5V 4.5V ~ 16.5V, ±5V 4.5V ~ 16.5V, ±5V 4.5V ~ 16.5V, ±5V 4.5V ~ 16.5V, ±4.5V ~ 5.5V
Features Selectable Address Selectable Address Selectable Address Selectable Address Cascade Pin -
Tolerance ±30% ±30% ±30% ±30% ±30% -
Temperature Coefficient (Typ) 30ppm/°C 30ppm/°C 30ppm/°C 30ppm/°C 35ppm/°C 30ppm/°C
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount
Supplier Device Package 16-TSSOP 16-TSSOP 16-TSSOP 16-TSSOP 16-TSSOP 14-TSSOP
Package / Case 16-TSSOP (0.173", 4.40mm Width) 16-TSSOP (0.173", 4.40mm Width) 16-TSSOP (0.173", 4.40mm Width) 16-TSSOP (0.173", 4.40mm Width) 16-TSSOP (0.173", 4.40mm Width) 14-TSSOP (0.173", 4.40mm Width)
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C
Resistance - Wiper (Ohms) (Typ) 60 60 60 60 60 -

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