Overview
The AD5144BRUZ10 is a quad-channel, 256-position, nonvolatile digital potentiometer produced by Analog Devices Inc. This device is designed to provide a high degree of precision and reliability in various electronic applications. It features a SPI (Serial Peripheral Interface) for communication and is housed in a 20-lead TSSOP package. The AD5144BRUZ10 is particularly suited for applications requiring precise resistance adjustments and low total harmonic distortion (THD), making it ideal for filter design and other signal processing tasks.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Manufacturer | Analog Devices Inc. | |
| Part Number | AD5144BRUZ10 | |
| Package | 20-TSSOP (0.173, 4.40mm Width) | |
| Number of Pins | 20 | |
| Resistance | 10 kΩ | |
| Number of Positions | 256 | |
| Resistor Tolerance | ±8% | |
| Temperature Coefficient | 35 ppm/°C | |
| Maximum Continuous Current | ±6 mA | |
| Interface | SPI | |
| Minimum Dual Supply Voltage | 2.25 V | |
| Supply Voltage | 2.5 V | |
| Memory Type | Non-Volatile |
Key Features
- High Bandwidth and Low THD: Ensures optimal performance for AC signals, making the device suitable for filter design.
- Precision Resistance Adjustment: Offers 256 positions with a resistor tolerance of ±8% and a low temperature coefficient of 35 ppm/°C.
- Non-Volatile Memory: Allows wiper settings to be stored even when power is turned off.
- Fast Start-Up Time: Less than 75 µs, ensuring quick initialization and operation.
- SPI Interface: Enables communication and control through a serial peripheral interface.
- Independent Logic Supply: Supports logic supply voltages from 1.8 V to 5.5 V.
Applications
- Filter Design: The high bandwidth and low THD make this device ideal for filter design applications.
- Signal Processing: Suitable for various signal processing tasks due to its precision and low noise characteristics.
- Industrial Control Systems: Can be used in industrial control systems where precise resistance adjustments are necessary.
- Audio Equipment: Applicable in audio equipment for volume control and other audio signal adjustments.
Q & A
- What is the package type of the AD5144BRUZ10?
The AD5144BRUZ10 is packaged in a 20-lead TSSOP (0.173, 4.40mm Width).
- What is the resistance value of the AD5144BRUZ10?
The resistance value is 10 kΩ.
- How many positions does the AD5144BRUZ10 have?
The device has 256 positions.
- What is the interface type of the AD5144BRUZ10?
The interface type is SPI (Serial Peripheral Interface).
- What is the minimum dual supply voltage for the AD5144BRUZ10?
The minimum dual supply voltage is 2.25 V.
- What is the temperature coefficient of the AD5144BRUZ10?
The temperature coefficient is 35 ppm/°C.
- Is the AD5144BRUZ10 non-volatile?
Yes, the AD5144BRUZ10 has non-volatile memory.
- What is the maximum continuous current of the AD5144BRUZ10?
The maximum continuous current is ±6 mA.
- What is the start-up time of the AD5144BRUZ10?
The start-up time is less than 75 µs.
- What are some typical applications of the AD5144BRUZ10?
Typical applications include filter design, signal processing, industrial control systems, and audio equipment.
