Overview
The AD5262BRUZ50-RL7 is a dual-channel, digitally controlled variable resistor (VR) device manufactured by Analog Devices Inc. This component is part of the AD5260/AD5262 series, designed to provide a programmable resistance solution that can replace mechanical potentiometers in various applications. It features a 256-position digital potentiometer with SPI-compatible serial data input, making it versatile for use in a wide range of electronic systems.
Key Specifications
| Specification | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | AD5262BRUZ50-RL7 |
| Package | 16-Lead TSSOP |
| Channels | 2 (independently programmable) |
| Positions | 256 |
| Resistance Range | 50 kΩ |
| Temperature Coefficient | 35 ppm/°C |
| Supply Voltage | 5 V to 15 V single-supply; ±5.5 V dual-supply |
| Operating Temperature | −40°C to +85°C |
| Interface | SPI-compatible serial data input |
| Serial Register | 9-bit |
Key Features
- Dual-channel, 256-position digital potentiometer with SPI-compatible serial data input.
- Operates with a single supply voltage of 5 V to 15 V or dual supply voltage of ±5.5 V.
- Low temperature coefficient of 35 ppm/°C.
- Power on midscale preset and optional reset pin to force the wiper to the midscale position.
- Supports daisy-chaining in multiple VR applications without additional external decoding logic.
- Available in a thin surface-mount 16-lead TSSOP package.
Applications
- Mechanical potentiometer replacement.
- Instrumentation: gain and offset adjustment.
- Stereo channel audio level control.
- Programmable voltage-to-current conversion.
- Programmable filters, delays, and time constants.
- Line impedance matching.
- Low resolution DAC replacement.
Q & A
- What is the AD5262BRUZ50-RL7 used for? The AD5262BRUZ50-RL7 is a dual-channel digital potentiometer used to replace mechanical potentiometers and provide programmable resistance in various electronic applications.
- How many channels does the AD5262BRUZ50-RL7 have? The AD5262BRUZ50-RL7 has two independently programmable channels.
- What is the resistance range of the AD5262BRUZ50-RL7? The AD5262BRUZ50-RL7 has a resistance range of 50 kΩ.
- What is the temperature coefficient of the AD5262BRUZ50-RL7? The temperature coefficient is 35 ppm/°C.
- What is the operating temperature range of the AD5262BRUZ50-RL7? The operating temperature range is −40°C to +85°C.
- What interface does the AD5262BRUZ50-RL7 use? The AD5262BRUZ50-RL7 uses an SPI-compatible serial data input interface.
- Can the AD5262BRUZ50-RL7 be daisy-chained? Yes, the AD5262BRUZ50-RL7 supports daisy-chaining in multiple VR applications without additional external decoding logic.
- What package type is the AD5262BRUZ50-RL7 available in? The AD5262BRUZ50-RL7 is available in a 16-lead TSSOP package.
- What are some common applications of the AD5262BRUZ50-RL7? Common applications include mechanical potentiometer replacement, instrumentation, stereo channel audio level control, and programmable voltage-to-current conversion.
- How does the AD5262BRUZ50-RL7 handle power-on conditions? The AD5262BRUZ50-RL7 has a power on midscale preset, and an optional reset pin can force the wiper to the midscale position.
