Overview
The AD5220BRZ10-REEL7, produced by Analog Devices Inc., is a single-channel, 128-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. It is optimized for use in instrument and test equipment, particularly in push-button applications. The device is available in an 8-lead SOIC package and operates over an extended industrial temperature range of -40°C to +85°C.
Key Specifications
| Parameter | Value |
|---|---|
| Package | 8-Lead SOIC |
| Pins | 8 |
| Temperature Range | -40°C to +85°C |
| Resistance Values | 10 kΩ, 50 kΩ, 100 kΩ |
| Number of Positions | 128 |
| Power Consumption | 40 μA Max |
| Interface | Increment/Decrement Count Control |
| RoHS Compliance | Yes |
Key Features
- 128-position digitally controlled variable resistor
- Replacement for mechanical potentiometers
- Available in 10 kΩ, 50 kΩ, and 100 kΩ resistance values
- Very low power consumption: 40 μA Max
- Increment/Decrement count control
- Qualified for automotive applications
- Simple digital interface eliminates the need for microcontrollers in front panel designs
Applications
- Mechanical potentiometer replacement
- Remote control applications
- Incremental adjustment applications
- Instrumentation: gain and offset adjustment
- Programmable voltage-to-current conversion
- Programmable filters, delays, and time constants
- Line impedance matching
- Power supply adjustment
Q & A
- What is the AD5220BRZ10-REEL7 used for? The AD5220BRZ10-REEL7 is used as a digital potentiometer, replacing mechanical potentiometers in various applications.
- What are the available resistance values for the AD5220BRZ10-REEL7? The device is available in 10 kΩ, 50 kΩ, and 100 kΩ resistance values.
- What is the temperature range of the AD5220BRZ10-REEL7? The device operates over an extended industrial temperature range of -40°C to +85°C.
- How many positions does the AD5220BRZ10-REEL7 have? The device has 128 positions.
- What is the power consumption of the AD5220BRZ10-REEL7? The device has a very low power consumption of 40 μA Max.
- Is the AD5220BRZ10-REEL7 RoHS compliant? Yes, the device is RoHS compliant.
- What type of interface does the AD5220BRZ10-REEL7 use? The device uses an increment/decrement count control interface.
- What are some common applications of the AD5220BRZ10-REEL7? Common applications include mechanical potentiometer replacement, remote control, incremental adjustment, instrumentation, and power supply adjustment.
- What package type is the AD5220BRZ10-REEL7 available in? The device is available in an 8-lead SOIC package.
- Is external debounce circuitry required for the AD5220BRZ10-REEL7? Yes, external debounce circuitry is required for the negative-edge sensitive CLK pin.
