Overview
The AD5443YRM is a 12-bit high bandwidth multiplying digital-to-analog converter (DAC) produced by Analog Devices Inc. This device is part of the AD5426/AD5432/AD5443 family, which includes 8-, 10-, and 12-bit current output DACs, respectively. The AD5443YRM operates from a 2.5 V to 5.5 V power supply, making it suitable for a wide range of applications, including battery-powered devices. It features a double-buffered, 3-wire serial interface compatible with SPI, QSPI, MICROWIRE, and most DSP interface standards.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 12 bits | |
| Supply Voltage | 2.5 V to 5.5 V | V |
| Serial Interface Speed | 50 MHz | |
| Multiplying Bandwidth | 10 MHz | |
| Update Rate | 2.5 MSPS | |
| Integral Nonlinearity (INL) | ±1 LSB | |
| Reference Input Range | ±10 V | V |
| Output Leakage Current | ±10 nA | A |
| Power Consumption | 0.4 µA (typical) | A |
| Operating Temperature Range | −40°C to +125°C | °C |
| Package Type | 10-lead MSOP |
Key Features
- Guaranteed monotonic 4-quadrant multiplication
- Low glitch energy (< 2 nV-s)
- Power-on reset with brownout detection
- Daisy-chain mode for multiple devices
- Readback function to read DAC register contents
- Integrated feedback resistor (RFB) for temperature tracking
- Extended temperature range (−40°C to +125°C)
- High speed serial interface compatible with various standards
Applications
- Portable battery-powered applications
- Waveform generators
- Analog processing
- Instrumentation
- 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 AD5443YRM?
The AD5443YRM has a resolution of 12 bits. - What is the operating voltage range of the AD5443YRM?
The device operates from 2.5 V to 5.5 V. - What is the serial interface speed of the AD5443YRM?
The serial interface speed is up to 50 MHz. - What is the multiplying bandwidth of the AD5443YRM?
The multiplying bandwidth is 10 MHz. - What is the update rate of the AD5443YRM?
The update rate is 2.5 MSPS. - What is the integral nonlinearity (INL) of the AD5443YRM?
The INL is ±1 LSB. - What is the reference input range of the AD5443YRM?
The reference input range is ±10 V. - What is the typical power consumption of the AD5443YRM?
The typical power consumption is 0.4 µA. - What is the operating temperature range of the AD5443YRM?
The operating temperature range is −40°C to +125°C. - What package type is the AD5443YRM available in?
The device is available in a 10-lead MSOP package.
