Overview
The AD5663RBRMZ-3, produced by Analog Devices Inc., is a member of the nanoDAC® family. It is a low-power, dual 16-bit buffered voltage-out digital-to-analog converter (DAC) designed for high precision and reliability. This device operates from a single 2.7 V to 5.5 V supply and is guaranteed monotonic by design. The AD5663RBRMZ-3 features an on-chip reference with a 1.25 V, 5 ppm/°C precision, providing a full-scale output of 2.5 V. It also includes a power-on reset circuit and a power-down feature, making it suitable for battery-operated equipment.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 16 Bits | |
| Supply Voltage | 2.7 V to 5.5 V | V |
| On-Chip Reference Voltage | 1.25 V (5 ppm/°C) | V |
| Full-Scale Output | 2.5 V | V |
| Differential Nonlinearity | ±16 LSB | LSB |
| Relative Accuracy | ±1 LSB | LSB |
| Zero-Scale Error | +2 to +10 mV | mV |
| Gain Error | ±1.5% of FSR | % |
| Power Consumption (Normal Operation) | Low power consumption | |
| Power Consumption (Power-Down Mode) | 480 nA at 5 V | nA |
| Serial Interface Clock Rate | Up to 50 MHz | MHz |
| Package Type | 10-Lead MSOP |
Key Features
- Low power consumption, making it ideal for battery-operated equipment.
- Dual 16-bit buffered voltage-out DAC with on-chip reference.
- Guaranteed monotonic by design.
- Power-on reset circuit ensuring DAC output powers up to 0 V.
- Power-down feature reducing current consumption to 480 nA at 5 V.
- Versatile 3-wire serial interface compatible with SPI, QSPI, MICROWIRE, and DSP standards.
- Rail-to-rail output swing enabled by the on-chip precision output amplifier.
- Software-selectable output loads while in power-down mode.
Applications
The AD5663RBRMZ-3 is suitable for a variety of applications, including:
- Portable, battery-operated equipment due to its low power consumption.
- Industrial control systems requiring high precision and reliability.
- Aerospace and defense applications where robust and accurate DACs are necessary.
- Medical devices that demand precise voltage output.
- Automotive systems where reliability and low power are critical.
Q & A
- What is the resolution of the AD5663RBRMZ-3 DAC?
The AD5663RBRMZ-3 has a resolution of 16 bits.
- What is the operating voltage range of the AD5663RBRMZ-3?
The device operates from a single 2.7 V to 5.5 V supply.
- What is the precision of the on-chip reference voltage?
The on-chip reference voltage has a precision of 1.25 V with a temperature coefficient of 5 ppm/°C.
- What is the full-scale output voltage of the AD5663RBRMZ-3?
The full-scale output voltage is 2.5 V.
- How does the power-down feature work?
The power-down feature reduces the current consumption to 480 nA at 5 V and allows software-selectable output loads.
- What types of serial interfaces are supported by the AD5663RBRMZ-3?
The device supports SPI, QSPI, MICROWIRE, and DSP interface standards.
- What is the maximum clock rate for the serial interface?
The serial interface can operate at clock rates up to 50 MHz.
- What is the package type of the AD5663RBRMZ-3?
The device is available in a 10-Lead MSOP package.
- Is the AD5663RBRMZ-3 guaranteed monotonic by design?
Yes, the device is guaranteed monotonic by design.
- What is the typical power-up time for the AD5663RBRMZ-3?
The typical power-up time is 4 µs coming out of power-down mode.
