Overview
The AD5206BRZ10, manufactured by Analog Devices Inc., is a 6-channel, 256-position digitally controlled variable resistor (VR) device. This component functions as a digital potentiometer, offering the same electronic adjustment capabilities as a mechanical potentiometer or variable resistor. Each channel contains a fixed resistor with a wiper contact that can be programmed to tap the fixed resistor value at a specific point determined by a digital code loaded into the SPI-compatible serial-input register. This device is suitable for various applications requiring precise and programmable resistance adjustments.
Key Specifications
| Parameter | Description | Value |
|---|---|---|
| Number of Channels | 6 channels | |
| Number of Positions | 256 positions | |
| Terminal Resistance | 10 kΩ, 50 kΩ, 100 kΩ | |
| Supply Voltage | +2.7 V to +5.5 V (single-supply), ±2.7 V (dual-supply) | |
| Interface | 3-wire SPI-compatible serial data input | |
| Package | 24-lead SOIC (Wide) and TSSOP | |
| Operating Temperature Range | −40°C to +85°C | |
| Power-on Preset | Midscale preset |
Key Features
- Multiple independently programmable channels
- Completely programmable resistance between the A terminal and the wiper or the B terminal and the wiper
- 3-wire SPI-compatible serial data input
- Single-supply operation from +2.7 V to +5.5 V and dual-supply operation from ±2.7 V
- Power-on midscale preset
- Low power consumption with typical supply currents of 12 μA to 60 μA
- Extended industrial temperature range of −40°C to +85°C
Applications
- Mechanical potentiometer replacement
- Instrumentation: gain and offset adjustment
- Programmable voltage-to-current conversion
- Programmable filters, delays, and time constants
- Line impedance matching
Q & A
- What is the AD5206BRZ10 used for?
The AD5206BRZ10 is used as a digital potentiometer, replacing mechanical potentiometers and providing programmable resistance adjustments in various applications.
- How many channels does the AD5206BRZ10 have?
The AD5206BRZ10 has 6 independently programmable channels.
- What are the available terminal resistances for the AD5206BRZ10?
The terminal resistances available are 10 kΩ, 50 kΩ, and 100 kΩ.
- What is the operating voltage range for the AD5206BRZ10?
The device operates from +2.7 V to +5.5 V in single-supply mode and ±2.7 V in dual-supply mode.
- What type of interface does the AD5206BRZ10 use?
The AD5206BRZ10 uses a 3-wire SPI-compatible serial data input interface.
- What is the power-on preset behavior of the AD5206BRZ10?
The device has a power-on midscale preset, setting the resistance to the midpoint of its range.
- What are the typical supply currents for the AD5206BRZ10?
The typical supply currents range from 12 μA to 60 μA.
- What is the operating temperature range for the AD5206BRZ10?
The device operates over an extended industrial temperature range of −40°C to +85°C.
- What are some common applications of the AD5206BRZ10?
Common applications include mechanical potentiometer replacement, instrumentation for gain and offset adjustment, programmable voltage-to-current conversion, programmable filters, delays, and time constants, and line impedance matching.
- What packages are available for the AD5206BRZ10?
The device is available in 24-lead SOIC (Wide) and TSSOP packages.
