AD5270BCPZ-20-RL7
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Analog Devices Inc. AD5270BCPZ-20-RL7

Manufacturer No:
AD5270BCPZ-20-RL7
Manufacturer:
Analog Devices Inc.
Package:
Tape & Reel (TR)
Description:
IC DGTL RHE 20KOHM 10LFCSP
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The AD5270BCPZ-20-RL7 is a single-channel, 1024-position digital rheostat produced by Analog Devices Inc. This device combines industry-leading variable resistor performance with nonvolatile memory (NVM) in a compact package. It is designed to offer high precision and reliability, making it suitable for a variety of applications that require adjustable resistance.

Key Specifications

Parameter Value Unit
Resolution 1024 positions -
Nominal Resistance 20 kΩ
Nominal Resistor Tolerance Error ±1% %
50-Times Programmable (50-TP) Memory Yes -
Rheostat Mode Temperature Coefficient 5 ppm/°C ppm/°C
Supply Voltage (Single-Supply) 2.7 V to 5.5 V V
Supply Voltage (Dual-Supply) ±2.5 V to ±2.75 V V
Interface SPI-compatible -
Package Type 10-lead LFCSP (3 mm × 3 mm × 0.8 mm) -
Operating Temperature Range −40°C to +125°C °C

Key Features

  • Single-channel, 1024-position resolution
  • Maximum ±1% nominal resistor tolerance error
  • 50-times programmable (50-TP) wiper memory
  • Rheostat mode temperature coefficient: 5 ppm/°C
  • 2.7 V to 5.5 V single-supply operation and ±2.5 V to ±2.75 V dual-supply operation
  • SPI-compatible interface
  • Wiper setting readback
  • Power on refreshed from 50-TP memory
  • Compact package options: 10-lead LFCSP and 10-lead MSOP

Applications

  • Mechanical potentiometer replacements
  • Op-amp: variable gain control
  • Instrumentation: gain, offset adjustment
  • Programmable voltage-to-current conversions
  • Programmable filters, delays, time constants
  • Programmable power supply
  • Sensor calibration

Q & A

  1. What is the resolution of the AD5270BCPZ-20-RL7?

    The AD5270BCPZ-20-RL7 has a resolution of 1024 positions.

  2. What is the nominal resistance of the AD5270BCPZ-20-RL7?

    The nominal resistance is 20 kΩ.

  3. What is the nominal resistor tolerance error of the AD5270BCPZ-20-RL7?

    The nominal resistor tolerance error is ±1%.

  4. Does the AD5270BCPZ-20-RL7 have nonvolatile memory?

    Yes, it has 50-times programmable (50-TP) wiper memory.

  5. What is the temperature coefficient of the AD5270BCPZ-20-RL7 in rheostat mode?

    The temperature coefficient is 5 ppm/°C.

  6. What are the supply voltage ranges for the AD5270BCPZ-20-RL7?

    The device operates from 2.7 V to 5.5 V in single-supply mode and ±2.5 V to ±2.75 V in dual-supply mode.

  7. What type of interface does the AD5270BCPZ-20-RL7 use?

    The device uses an SPI-compatible interface.

  8. What package types are available for the AD5270BCPZ-20-RL7?

    The device is available in 10-lead LFCSP and 10-lead MSOP packages.

  9. What is the operating temperature range of the AD5270BCPZ-20-RL7?

    The operating temperature range is −40°C to +125°C.

  10. What are some common applications of the AD5270BCPZ-20-RL7?

    Common applications include mechanical potentiometer replacements, op-amp variable gain control, instrumentation, programmable voltage-to-current conversions, and sensor calibration.

Product Attributes

Taper:Linear
Configuration:Rheostat
Number of Circuits:1
Number of Taps:1024
Resistance (Ohms):20k
Interface:SPI
Memory Type:Non-Volatile
Voltage - Supply:2.7V ~ 5.5V, ±2.5V ~ 2.75V
Features:Cascade Pin
Tolerance:±1%
Temperature Coefficient (Typ):5ppm/°C
Mounting Type:Surface Mount
Supplier Device Package:10-LFCSP-WD (3x3)
Package / Case:10-VFDFN Exposed Pad, CSP
Operating Temperature:-40°C ~ 125°C
Resistance - Wiper (Ohms) (Typ):35
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Similar Products

Part Number AD5270BCPZ-20-RL7 AD5274BCPZ-20-RL7 AD5271BCPZ-20-RL7 AD5272BCPZ-20-RL7
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Product Status Active Active Active Active
Taper Linear Linear Linear Linear
Configuration Rheostat Rheostat Rheostat Rheostat
Number of Circuits 1 1 1 1
Number of Taps 1024 256 256 1024
Resistance (Ohms) 20k 20k 20k 20k
Interface SPI I²C SPI I²C
Memory Type Non-Volatile Non-Volatile Non-Volatile Non-Volatile
Voltage - Supply 2.7V ~ 5.5V, ±2.5V ~ 2.75V 2.7V ~ 5.5V, ±2.5V ~ 2.75V 2.7V ~ 5.5V, ±2.5V ~ 2.75V 2.7V ~ 5.5V, ±2.5V ~ 2.75V
Features Cascade Pin Selectable Address Cascade Pin Selectable Address
Tolerance ±1% ±1% ±1% ±1%
Temperature Coefficient (Typ) 5ppm/°C 5ppm/°C 5ppm/°C 5ppm/°C
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Supplier Device Package 10-LFCSP-WD (3x3) 10-LFCSP-WD (3x3) 10-LFCSP-WD (3x3) 10-LFCSP-WD (3x3)
Package / Case 10-VFDFN Exposed Pad, CSP 10-VFDFN Exposed Pad, CSP 10-VFDFN Exposed Pad, CSP 10-VFDFN Exposed Pad, CSP
Operating Temperature -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C
Resistance - Wiper (Ohms) (Typ) 35 35 35 35

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