Overview
The AD5162BRMZ50, produced by Analog Devices Inc., is a dual, 256-position digital potentiometer integrated circuit. This device is designed to provide a compact solution for various adjustment applications, functioning similarly to a 3-terminal mechanical potentiometer. It is available in a 10-lead MSOP package with dimensions of 3 mm x 4.9 mm, making it ideal for space-constrained designs. The AD5162 operates from a single supply voltage of 2.7 V to 5.5 V and consumes less than 6 µA, making it suitable for portable battery-operated applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| End-to-End Resistance | 50 kΩ | Ω |
| Number of Positions | 256 | - |
| Supply Voltage | 2.7 V to 5.5 V | V |
| Current Consumption | < 6 µA | µA |
| Operating Temperature | −40°C to +125°C | °C |
| Temperature Coefficient | 35 ppm/°C | ppm/°C |
| Package Type | 10-lead MSOP | - |
| Package Dimensions | 3 mm x 4.9 mm | mm |
| Clock Frequency | 25 MHz | MHz |
| Data Setup Time | 5 ns | ns |
| Data Hold Time | 5 ns | ns |
Key Features
- Compact 10-lead MSOP package (3 mm x 4.9 mm).
- Dual, 256-position digital potentiometer with SPI interface.
- Single supply operation: 2.7 V to 5.5 V.
- Low power consumption: < 6 µA.
- Low temperature coefficient: 35 ppm/°C.
- Wide operating temperature range: −40°C to +125°C.
- Power-on preset to midscale.
- Full read/write of wiper register.
- Evaluation board and software available.
- Qualified for automotive applications).
Applications
- Systems calibrations).
- Electronics level settings).
- Mechanical trimmers replacement in new designs).
- Permanent factory PCB setting).
- Transducer adjustment of pressure, temperature, position, chemical, and optical sensors).
- RF amplifier biasing).
- Automotive electronics adjustment).
- Gain control and offset adjustment).
Q & A
- What is the AD5162BRMZ50 used for?
The AD5162BRMZ50 is a dual, 256-position digital potentiometer used for various adjustment applications, similar to a 3-terminal mechanical potentiometer).
- What are the available end-to-end resistance values for the AD5162?
The AD5162 is available in four different end-to-end resistance values: 2.5 kΩ, 10 kΩ, 50 kΩ, and 100 kΩ).
- What is the operating voltage range of the AD5162?
The AD5162 operates from a single supply voltage of 2.7 V to 5.5 V).
- How much power does the AD5162 consume?
The AD5162 consumes less than 6 µA).
- What is the temperature coefficient of the AD5162?
The temperature coefficient of the AD5162 is 35 ppm/°C).
- What is the package type and dimensions of the AD5162?
The AD5162 comes in a 10-lead MSOP package with dimensions of 3 mm x 4.9 mm).
- Is the AD5162 qualified for automotive applications?
Yes, the AD5162 is qualified for automotive applications).
- What interface does the AD5162 use for control?
The AD5162 uses an SPI (Serial Peripheral Interface) for control).
- Is there an evaluation board available for the AD5162?
Yes, an evaluation board and software are available for the AD5162).
- What are some common applications of the AD5162?
Common applications include systems calibrations, electronics level settings, mechanical trimmers replacement, and transducer adjustments).
