Overview
The AD5424YRU, produced by Analog Devices Inc., is a high-bandwidth CMOS 8-bit current output digital-to-analog converter (DAC). This device operates from a 2.5 V to 5.5 V power supply, making it suitable for battery-powered applications and various other uses. The AD5424YRU features a fast parallel interface with a write cycle time of 17 ns and an update rate of up to 20.4 MSPS. It is manufactured using a CMOS submicron process, which provides excellent 4-quadrant multiplication characteristics and a large signal multiplying bandwidth of up to 10 MHz.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Conditions |
|---|---|---|---|---|---|
| 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 | FSR/°C | |||
| Output Leakage Current | ±10 nA | Data = 0x0000, TA = 25°C, IOUT1 | |||
| Reference Input Range | –10 V | +10 V | V | ||
| Reference Input Resistance | 8 kΩ | 10 kΩ | 12 kΩ | kΩ | |
| Settling Time | 15 ns | 30 ns | ns | VREF = 10 V, RLOAD = 100 Ω | |
| Power Supply Voltage | 2.5 V | 5.5 V | V | ||
| Operating Temperature Range | –40°C | +125°C | °C |
Key Features
- Fast parallel interface with a write cycle time of 17 ns and an update rate of up to 20.4 MSPS.
- 8-bit current output DAC with guaranteed monotonicity.
- Operates from a 2.5 V to 5.5 V power supply, suitable for battery-powered applications.
- Excellent 4-quadrant multiplication characteristics with a large signal multiplying bandwidth of up to 10 MHz.
- Data readback function allowing the user to read the contents of the DAC register via the DB pins.
- Power-on reset with brownout detection and internal register and latches filled with 0s on power-up.
- Integrated feedback resistor (RFB) for temperature tracking and full-scale voltage output when combined with an external I-to-V precision amplifier.
- Available in small 16-lead TSSOP and 20-lead LFCSP packages.
- Typical power consumption of 0.4 µA.
Applications
- Portable battery-powered applications.
- Waveform generators.
- Analog processing.
- Instrumentation applications.
- Programmable amplifiers and attenuators.
- Digitally controlled calibration.
- Programmable filters and oscillators.
- Composite video.
- Ultrasound.
- Gain, offset, and voltage trimming.
Q & A
- What is the resolution of the AD5424YRU DAC?
The AD5424YRU has an 8-bit resolution.
- What is the operating voltage range of the AD5424YRU?
The AD5424YRU operates from a 2.5 V to 5.5 V power supply.
- What is the maximum multiplying bandwidth of the AD5424YRU?
The maximum multiplying bandwidth is up to 10 MHz.
- Does the AD5424YRU support data readback?
Yes, the AD5424YRU supports data readback, allowing the user to read the contents of the DAC register via the DB pins.
- What is the typical power consumption of the AD5424YRU?
The typical power consumption is 0.4 µA.
- What are the available package options for the AD5424YRU?
The AD5424YRU is available in 16-lead TSSOP and 20-lead LFCSP packages.
- What is the operating temperature range of the AD5424YRU?
The operating temperature range is from –40°C to +125°C.
- Does the AD5424YRU have integrated feedback resistor (RFB)?
Yes, the AD5424YRU has an integrated feedback resistor (RFB) for temperature tracking and full-scale voltage output.
- What are some common applications of the AD5424YRU?
Common applications include portable battery-powered applications, waveform generators, analog processing, instrumentation, and more.
- Is the AD5424YRU guaranteed to be monotonic?
Yes, the AD5424YRU is guaranteed to be monotonic.
