Overview
The AD5433YRUZ from Analog Devices Inc. is a 10-bit current output digital-to-analog converter (DAC) designed with a high bandwidth parallel interface. This device is part of the AD5424/AD5433/AD5445 family, which includes 8-, 10-, and 12-bit DACs, respectively. The AD5433 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 CMOS submicron process, providing excellent 4-quadrant multiplication characteristics and a large signal multiplying bandwidth of up to 10 MHz.
Key Specifications
| Parameter | Value | Unit | Comments |
|---|---|---|---|
| Resolution | 10 bits | ||
| Relative Accuracy | ±0.5 LSB | ||
| Differential Nonlinearity | ±1 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 | |
| Operating Temperature Range | -40°C to +125°C | ||
| Power Supply Voltage | 2.5 V to 5.5 V | ||
| Typical Power Consumption | 2.2 µW | ||
| Settling Time (typ) | 80 ns | ||
| Package Type | 20-lead TSSOP and LFCSP |
Key Features
- High bandwidth parallel interface with a fast write cycle of 17 ns.
- Guaranteed monotonicity over the entire operating range.
- Data readback function allowing the user to read the contents of the DAC register via the DB pins.
- Power-on reset with brownout detection, ensuring the DAC outputs are at zero scale 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.
- Low power consumption of 0.4 µA typical.
- Extended temperature range of -40°C to +125°C.
- Lead-free and RoHS compliant.
Applications
- Portable battery-powered applications.
- Waveform generators and analog processing.
- Instrumentation applications, including programmable amplifiers and attenuators.
- Digitally controlled calibration and programmable filters and oscillators.
- Composite video and ultrasound applications.
- Digital potentiometer emulation.
- Video processing, converting digital video signals into analog signals for display and transmission.
- Test and measurement equipment.
Q & A
- What is the resolution of the AD5433YRUZ DAC?
The AD5433YRUZ has a resolution of 10 bits.
- What is the operating temperature range of the AD5433YRUZ?
The operating temperature range is -40°C to +125°C.
- What is the typical power consumption of the AD5433YRUZ?
The typical power consumption is 2.2 µW.
- Does the AD5433YRUZ support data readback?
Yes, the AD5433YRUZ supports data readback, allowing the user to read the contents of the DAC register via the DB pins.
- What is the settling time of the AD5433YRUZ?
The settling time is typically 80 ns.
- Is the AD5433YRUZ RoHS compliant?
Yes, the AD5433YRUZ is lead-free and RoHS compliant.
- What are the package options for the AD5433YRUZ?
The AD5433YRUZ is available in 20-lead TSSOP and LFCSP packages.
- What is the maximum multiplying bandwidth of the AD5433YRUZ?
The maximum multiplying bandwidth is up to 10 MHz.
- Can the AD5433YRUZ be used in battery-powered applications?
Yes, the AD5433YRUZ is suitable for battery-powered applications due to its low power consumption and operating voltage range of 2.5 V to 5.5 V.
- What is the purpose of the integrated feedback resistor (RFB) in the AD5433YRUZ?
The integrated feedback resistor (RFB) provides temperature tracking and full-scale voltage output when combined with an external I-to-V precision amplifier.
