Overview
The AD5424YRUZ from Analog Devices Inc. is a CMOS 8-bit current output digital-to-analog converter (DAC). This device is part of the AD5424/AD5433/AD5445 family, which includes 8-, 10-, and 12-bit DACs, respectively. The AD5424 operates from a 2.5 V to 5.5 V power supply, making it suitable for battery-powered applications and various other uses. It features a fast parallel interface with a write cycle time of 17 ns and an update rate of 20.4 MSPS. The DAC is manufactured using a CMOS submicron process, ensuring excellent 4-quadrant multiplication characteristics and a large signal multiplying bandwidth of up to 10 MHz.
Key Specifications
| Parameter | Value | Unit | Comments |
|---|---|---|---|
| Resolution | 8 Bits | ||
| Relative Accuracy | ±0.25 LSB | ||
| Differential Nonlinearity | ±0.5 LSB | Guaranteed monotonic | |
| Gain Error | ±10 mV | ||
| Gain Error Temperature Coefficient | ±5 ppm/°C | ||
| Output Leakage Current | ±10 nA | Data = 0×0000, TA = 25°C, IOUT1 | |
| Power Supply Voltage | 2.5 V to 5.5 V | V | |
| Package Type | 16-Lead TSSOP | ||
| Operating Temperature Range | –40°C to +125°C | °C | |
| Write Cycle Time | 17 ns | ns | |
| Update Rate | 20.4 MSPS | MSPS | |
| Multiplying Bandwidth | Up to 10 MHz | MHz |
Key Features
- Fast parallel interface with a write cycle time of 17 ns and an update rate of 20.4 MSPS.
- Guaranteed monotonic 4-quadrant multiplication.
- Power-on reset with brownout detection and data readback function.
- Integrated feedback resistor (RFB) for temperature tracking and full-scale voltage output when combined with an external I-to-V precision amplifier.
- Low power consumption of 25 μW typical.
- Extended temperature range: –40°C to +125°C.
- Available in 16-lead TSSOP and 20-lead LFCSP packages.
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 AD5424YRUZ DAC?
The AD5424YRUZ has an 8-bit resolution).
- What is the operating voltage range of the AD5424YRUZ?
The device operates from a 2.5 V to 5.5 V power supply).
- What is the typical power consumption of the AD5424YRUZ?
The typical power consumption is 25 μW).
- What is the maximum multiplying bandwidth of the AD5424YRUZ?
The maximum multiplying bandwidth is up to 10 MHz).
- What package types are available for the AD5424YRUZ?
The device is available in 16-lead TSSOP and 20-lead LFCSP packages).
- Does the AD5424YRUZ have a power-on reset feature?
Yes, it has a power-on reset with brownout detection).
- What is the temperature range for the AD5424YRUZ?
The operating temperature range is –40°C to +125°C).
- Can the AD5424YRUZ be used in battery-powered applications?
Yes, it is suitable for battery-powered applications due to its low power consumption and operating voltage range).
- Does the AD5424YRUZ support data readback?
Yes, it has a data readback function that allows reading the contents of the DAC register via the DB pins).
- What are some common applications of the AD5424YRUZ?
Common applications include waveform generators, analog processing, instrumentation, programmable amplifiers and attenuators, and more).
