Overview
The AD5684RARUZ is a high-resolution, low-power, quad-channel digital-to-analog converter (DAC) manufactured by Analog Devices Inc. This device is part of the nanoDAC+™ family and is designed to offer precise and reliable voltage output, making it suitable for a wide range of applications including industrial automation, process control, communication systems, and medical devices. The AD5684R features a 12-bit resolution, internal 2.5V reference, and a versatile SPI interface, ensuring high accuracy and low power consumption.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 12 bits | |
| Number of Channels | 4 | |
| Settling Time | 5 µs | |
| Output Type | Voltage Buffered | |
| Interface Type | SPI | |
| Analog Supply Voltage | 2.7 V to 5.5 V | |
| Digital Supply Voltage | 1.62 V to 5.5 V | |
| Minimum Operating Temperature | -40°C | |
| Maximum Operating Temperature | +105°C | |
| Mounting Style | SMD/SMT | |
| Differential Nonlinearity (DNL) | ±1 LSB | |
| Signal to Noise Ratio (SNR) | 90 dB | |
| Reference Type | Internal, External |
Key Features
- High Resolution: 12-bit resolution ensuring precise voltage output.
- Internal Reference: 2.5V, 2ppm/°C internal reference for high accuracy.
- Low Power Consumption: Per-channel power-down feature reducing current consumption to 4 µA at 3 V.
- Versatile Interface: SPI interface operating at clock rates up to 50 MHz with VLOGIC pin for 1.8V/3V/5V logic.
- Programmable Output: Gain select pin allowing full-scale output of 2.5V (gain=1) or 5V (gain=2).
- Guaranteed Monotonicity: Ensured by design for reliable performance.
- Small Package: Available in 3mm x 3mm LFCSP and TSSOP packages.
Applications
- Industrial Automation: Used in control systems and process control.
- Test and Measurement Equipment: Ideal for precise output control in various measurement instruments.
- Communication Systems: Suitable for applications requiring accurate voltage control.
- Medical Devices: Used in medical equipment where precision and reliability are critical.
- Audio Equipment: Employed in audio systems for high-quality analog output.
Q & A
- What is the resolution of the AD5684RARUZ DAC?
The AD5684RARUZ has a 12-bit resolution.
- How many channels does the AD5684RARUZ support?
The AD5684RARUZ supports 4 channels.
- What is the settling time of the AD5684RARUZ?
The settling time is 5 µs.
- What is the operating temperature range of the AD5684RARUZ?
The operating temperature range is -40°C to +105°C.
- What type of interface does the AD5684RARUZ use?
The AD5684RARUZ uses an SPI interface.
- What is the power consumption in power-down mode?
The power consumption is reduced to 4 µA at 3 V in power-down mode.
- Does the AD5684RARUZ have an internal reference?
Yes, it has a 2.5V, 2ppm/°C internal reference.
- What are the typical applications of the AD5684RARUZ?
Typical applications include industrial automation, test and measurement equipment, communication systems, medical devices, and audio equipment.
- What is the signal to noise ratio (SNR) of the AD5684RARUZ?
The SNR is 90 dB.
- What package types are available for the AD5684RARUZ?
The AD5684RARUZ is available in 3mm x 3mm LFCSP and TSSOP packages.
