Overview
The AD5273BRJZ1-REEL7 is a 64-position, one-time programmable (OTP) digital potentiometer produced by Analog Devices Inc. This device employs fuse link technology to achieve memory retention of resistance settings, making it suitable for a variety of applications requiring precise and stable resistance adjustments. The AD5273 operates on a single supply voltage ranging from 2.7 V to 5.5 V, which is ideal for battery-powered devices and other low-power applications. It features a versatile I2C serial interface that supports fast mode operation up to 400 kHz.
Key Specifications
| Specification | Value |
|---|---|
| Number of Positions | 64 |
| Memory Type | One-Time Programmable (OTP) |
| Operating Supply Voltage | 2.7 V to 5.5 V |
| Operating Supply Current | 100 nA |
| Digital Interface | I2C (up to 400 kHz in fast mode) |
| Wiper Memory | Volatile |
Key Features
- One-Time Programmable (OTP) Memory: Uses fuse link technology to retain resistance settings.
- Single-Supply Operation: Operates from 2.7 V to 5.5 V, making it suitable for battery-powered and low-power applications.
- I2C Serial Interface: Supports fast mode operation up to 400 kHz for efficient communication.
- Low Temperature Coefficient: Offers superior performance in terms of temperature stability.
- Versatile Configuration: Can be used as a digital-to-analog converter (DAC) or for AC signal attenuation.
Applications
- Battery-Powered Devices: Ideal for devices requiring low power consumption and stable resistance settings.
- Audio and Signal Processing: Can be used for volume control, signal attenuation, and other audio applications.
- Industrial Control Systems: Suitable for applications requiring precise and stable resistance adjustments.
- Medical Devices: Used in medical equipment where stable and precise resistance settings are critical.
Q & A
- What is the operating supply voltage range of the AD5273BRJZ1-REEL7?
The operating supply voltage range is from 2.7 V to 5.5 V.
- What type of digital interface does the AD5273BRJZ1-REEL7 use?
The device uses an I2C serial interface that supports fast mode operation up to 400 kHz.
- How many positions does the AD5273BRJZ1-REEL7 digital potentiometer have?
The device has 64 positions.
- What is the memory type of the AD5273BRJZ1-REEL7?
The memory type is one-time programmable (OTP).
- Can the AD5273BRJZ1-REEL7 be used as a DAC?
Yes, the device can be operated as a digital-to-analog converter (DAC).
- What is the typical operating supply current of the AD5273BRJZ1-REEL7?
The typical operating supply current is 100 nA.
- Is the wiper memory of the AD5273BRJZ1-REEL7 volatile or non-volatile?
The wiper memory is volatile.
- What are some common applications of the AD5273BRJZ1-REEL7?
Common applications include battery-powered devices, audio and signal processing, industrial control systems, and medical devices.
- How does the AD5273BRJZ1-REEL7 achieve memory retention of resistance settings?
The device employs fuse link technology to achieve memory retention of resistance settings).
- Can the AD5273BRJZ1-REEL7 be used for AC signal attenuation?
Yes, the device can be used for AC signal attenuation).
