Overview
The AD5124BRUZ10-RL7 is a quad-channel, 128-position digital potentiometer produced by Analog Devices Inc. This component provides a nonvolatile solution for adjustment applications, offering high precision and reliability. It is available in a compact 20-lead TSSOP package and operates over an extended industrial temperature range of −40°C to +125°C.
Key Specifications
| Parameter | Value | Unit | Comments |
|---|---|---|---|
| Number of Positions | 128 | - | - |
| Resistance Options | 10 kΩ | Ω | - |
| Resistor Tolerance | ±8% | % | Maximum |
| Wiper Current | ±6 mA | mA | - |
| Temperature Coefficient | 35 ppm/°C | ppm/°C | - |
| Bandwidth | 3 MHz | MHz | - |
| Start-up Time | < 75 μs | μs | - |
| Logic Supply Voltage | 1.8 V to 5.5 V | V | - |
| Operating Temperature Range | −40°C to +125°C | °C | - |
| Package Type | 20-Lead TSSOP | - | - |
Key Features
- Quad-channel configuration with independent control of each channel.
- Linear gain setting mode allowing independent programming of the resistance between the digital potentiometer terminals.
- Nonvolatile memory for secure data retention and reconfiguration.
- Low resistor tolerance errors of ±8% and low nominal temperature coefficient of 35 ppm/°C.
- High bandwidth of 3 MHz and low total harmonic distortion (THD) suitable for ac signal applications.
- Fast start-up time of less than 75 μs.
- Single- and dual-supply operation with independent logic supply from 1.8 V to 5.5 V.
- Compact package options including 20-lead TSSOP and 24-lead LFCSP.
Applications
- Portable electronics level adjustment.
- LCD panel brightness and contrast controls.
- Programmable filters, delays, and time constants.
- Programmable power supplies.
- Industrial automation and control systems.
- Consumer electronics requiring precise and adjustable resistive elements.
Q & A
- What is the number of positions available in the AD5124BRUZ10-RL7?
The AD5124BRUZ10-RL7 has 128 positions.
- What are the resistance options for this digital potentiometer?
The resistance option for this model is 10 kΩ.
- What is the maximum resistor tolerance of the AD5124BRUZ10-RL7?
The maximum resistor tolerance is ±8%.
- What is the wiper current rating of the AD5124BRUZ10-RL7?
The wiper current rating is ±6 mA.
- What is the temperature coefficient of the AD5124BRUZ10-RL7?
The temperature coefficient is 35 ppm/°C.
- What is the bandwidth of the AD5124BRUZ10-RL7?
The bandwidth is 3 MHz.
- What is the start-up time of the AD5124BRUZ10-RL7?
The start-up time is less than 75 μs.
- What is the operating temperature range of the AD5124BRUZ10-RL7?
The operating temperature range is −40°C to +125°C.
- What types of interfaces does the AD5124BRUZ10-RL7 support?
The AD5124BRUZ10-RL7 supports SPI and I²C interfaces.
- What are some common applications of the AD5124BRUZ10-RL7?
Common applications include portable electronics level adjustment, LCD panel brightness and contrast controls, programmable filters, delays, and time constants, and programmable power supplies.
