Overview
The AD5428YRUZ is a dual 8-bit, high bandwidth multiplying digital-to-analog converter (DAC) produced by Analog Devices Inc. This CMOS device is designed for dual-channel, current output and operates from a 2.5 V to 5.5 V power supply, making it suitable for battery-powered and other low-voltage applications. The AD5428YRUZ features excellent 4-quadrant multiplication characteristics with large signal multiplying bandwidths of up to 10 MHz, making it ideal for various precision analog applications.
Key Specifications
| Parameter | Value | Unit | Comments |
|---|---|---|---|
| Resolution | 8-bit | Dual-channel | |
| Power Supply Range | 2.5 V to 5.5 V | V | Suitable for battery-powered applications |
| Reference Input Range | ±10 V | V | External reference input voltage |
| Multiplying Bandwidth | Up to 10 MHz | Hz | Large signal multiplying bandwidth |
| Integral Nonlinearity (INL) | ±0.25 LSB | LSB | At 8 bits |
| Update Rate | 21.3 MSPS | Samples per second | |
| Package Type | 20-Lead TSSOP | Small form factor | |
| Power Consumption | Typical 0.5 μA | A | Low power consumption |
Key Features
- CMOS technology with submicron process for high performance and low power consumption.
- Dual-channel, current output DAC with 8-bit resolution.
- Excellent 4-quadrant multiplication characteristics with up to 10 MHz bandwidth.
- Data readback function to read the contents of the DAC register via the DB pins.
- Power-on reset with internal register and latches filled with zeros and DAC outputs at zero scale.
- Integrated feedback resistor (RFB) for temperature tracking and full-scale voltage output with an external I-to-V precision amplifier.
- Guaranteed monotonicity and low power consumption of typical 0.5 μA.
Applications
- Portable battery-powered applications.
- Waveform generators.
- Analog processing and instrumentation applications.
- Programmable amplifiers and attenuators.
- Digitally controlled calibration.
- Programmable filters and oscillators.
- Composite video and ultrasound applications.
- Gain, offset, and voltage trimming.
Q & A
- What is the resolution of the AD5428YRUZ DAC?
The AD5428YRUZ is an 8-bit DAC.
- What is the power supply range for the AD5428YRUZ?
The AD5428YRUZ operates from a 2.5 V to 5.5 V power supply.
- What is the multiplying bandwidth of the AD5428YRUZ?
The multiplying bandwidth is up to 10 MHz.
- What is the typical power consumption of the AD5428YRUZ?
The typical power consumption is 0.5 μA.
- Does the AD5428YRUZ support data readback?
- What package type is the AD5428YRUZ available in?
The AD5428YRUZ is available in a 20-Lead TSSOP package.
- What are some common applications of the AD5428YRUZ?
- How does the AD5428YRUZ handle power-on reset?
- What is the role of the integrated feedback resistor (RFB) in the AD5428YRUZ?
The integrated feedback resistor (RFB) provides temperature tracking and full-scale voltage output when combined with an external I-to-V precision amplifier.
- Is the AD5428YRUZ guaranteed to be monotonic?
