Overview
The AD5173BRMZ2.5 is a dual-channel, I2C-controlled, non-volatile digital potentiometer produced by Analog Devices Inc. This component is designed to offer precise resistance control with 256 programmable steps, making it suitable for a wide range of applications. It features a linear taper and operates within a wide voltage range of 2.7V to 5.5V. The device is housed in a compact 10-lead MSOP package, measuring 3 mm × 4.9 mm, which is ideal for space-constrained designs. The AD5173BRMZ2.5 also includes non-volatile memory (OTP) to retain settings even when power is removed, ensuring reliable performance over a wide temperature range of -40°C to 125°C.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| End-to-end Resistance | 2.5 kΩ, 10 kΩ, 50 kΩ, 100 kΩ | Ω |
| Number of Programmable Steps | 256 | - |
| Operating Voltage Range | 2.7 V to 5.5 V | V |
| Operating Temperature Range | -40°C to 125°C | °C |
| Temperature Coefficient | 35 ppm/°C | ppm/°C |
| Supply Current (IDD) | 3.5 μA to 6 μA | μA |
| Power Dissipation (PDISS) | 33 μW | μW |
| Settling Time (tS) | 5 μs typical | μs |
| Package Type | 10-lead MSOP | - |
| Package Dimensions | 3 mm × 4.9 mm | mm |
Key Features
- Dual-channel digital potentiometer with 256 programmable steps
- I2C interface for easy digital control
- Non-volatile memory (OTP) to retain settings
- Linear taper for precise resistance control
- Wide operating voltage range of 2.7V to 5.5V
- Low temperature coefficient of 35 ppm/°C
- Compact 10-lead MSOP package for space-constrained designs
- Fast settling time of 5 μs typical on power-up
- Full read/write of wiper register and power-on preset to midscale
- Extra package address decode pins (AD0 and AD1)
Applications
- Systems calibration
- Electronics level setting
- Mechanical trimmers replacement in new designs
- Permanent factory PCB setting
- Transducer adjustment of pressure, temperature, position, chemical, and optical sensors
- RF amplifier biasing
- Gain control and offset adjustment
- Industrial control systems
- Automotive electronics
- Medical equipment
- Consumer electronics
Q & A
- What is the AD5173BRMZ2.5?
The AD5173BRMZ2.5 is a dual-channel, I2C-controlled, non-volatile digital potentiometer from Analog Devices Inc.
- What is the operating voltage range of the AD5173BRMZ2.5?
The operating voltage range is 2.7V to 5.5V.
- How many programmable steps does the AD5173BRMZ2.5 have?
The device has 256 programmable steps.
- What is the temperature coefficient of the AD5173BRMZ2.5?
The temperature coefficient is 35 ppm/°C.
- What is the package type and dimensions of the AD5173BRMZ2.5?
The package type is a 10-lead MSOP, measuring 3 mm × 4.9 mm.
- Does the AD5173BRMZ2.5 have non-volatile memory?
Yes, it has non-volatile memory (OTP) to retain settings even when power is removed.
- What are some common applications of the AD5173BRMZ2.5?
Common applications include systems calibration, electronics level setting, mechanical trimmers replacement, and transducer adjustments.
- Is the AD5173BRMZ2.5 still in active production?
No, the AD5173BRMZ2.5 is an obsolete product, but Analog Devices offers alternative models with similar features.
- What is the settling time of the AD5173BRMZ2.5 on power-up?
The settling time is 5 μs typical on power-up.
- Does the AD5173BRMZ2.5 support I2C interface?
Yes, it supports an I2C interface for easy digital control.
