Overview
The AD5204BRZ10-REEL, manufactured by Analog Devices Inc., is a 4-channel, 256-position digitally controlled variable resistor (VR) device. This component is designed to perform the same electronic adjustment functions as a mechanical potentiometer or variable resistor. It is part of the AD5204/AD5206 series, which offers versatile and programmable resistance solutions for various electronic applications.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Channels | 4 |
| Number of Positions | 256 |
| Terminal Resistance | 10 kΩ |
| Control Interface | 3-wire SPI-compatible serial data input |
| Supply Voltage | +2.7 V to +5.5 V (single-supply), ±2.7 V (dual-supply) |
| Package Type | 24-Lead SOIC (Wide) |
| Power-on Preset | Midscale |
| RoHS Compliance | Yes |
Key Features
- Multiple independently programmable channels
- Potentiometer replacement with 256-position resolution
- 3-wire SPI-compatible serial data input for easy integration
- Single-supply operation from +2.7 V to +5.5 V and dual-supply operation from ±2.7 V
- Power-on midscale preset for consistent startup conditions
- Optional reset (PR) pin to force all wipers to the midscale position
- Serial data output pin for daisy chaining in multiple VR applications
Applications
- Mechanical potentiometer replacement in various electronic systems
- Instrumentation: gain and offset adjustment
- Programmable voltage-to-current conversion
- Programmable filters, delays, and time constants
- Line impedance matching
Q & A
- What is the AD5204BRZ10-REEL used for?
The AD5204BRZ10-REEL is used as a digitally controlled variable resistor, replacing mechanical potentiometers in various electronic applications.
- How many channels does the AD5204BRZ10-REEL have?
The AD5204BRZ10-REEL has 4 independently programmable channels.
- What is the resolution of the AD5204BRZ10-REEL?
The AD5204BRZ10-REEL has a resolution of 256 positions per channel.
- What is the terminal resistance of the AD5204BRZ10-REEL?
The terminal resistance of the AD5204BRZ10-REEL is 10 kΩ.
- What is the control interface of the AD5204BRZ10-REEL?
The AD5204BRZ10-REEL uses a 3-wire SPI-compatible serial data input interface.
- What is the supply voltage range for the AD5204BRZ10-REEL?
The AD5204BRZ10-REEL operates with a single-supply voltage from +2.7 V to +5.5 V and dual-supply voltage from ±2.7 V.
- Is the AD5204BRZ10-REEL RoHS compliant?
Yes, the AD5204BRZ10-REEL is RoHS compliant.
- What package type does the AD5204BRZ10-REEL come in?
The AD5204BRZ10-REEL comes in a 24-Lead SOIC (Wide) package.
- What is the power-on preset condition for the AD5204BRZ10-REEL?
The AD5204BRZ10-REEL has a power-on midscale preset condition.
- Can the AD5204BRZ10-REEL be reset to a specific position?
Yes, an optional reset (PR) pin can force all wipers to the midscale position.
