Overview
The AD5686RTCPZ-EP-RL7, produced by Analog Devices Inc., is a member of the nanoDAC+® family. This device is a low-power, quad, 16-bit buffered voltage output digital-to-analog converter (DAC). It features a 2.5V, 2ppm/°C internal reference and a gain select pin, allowing for full-scale output of 2.5V (gain=1) or 5V (gain=2). The AD5686R operates from a single 2.7V to 5.5V supply and is available in a 3mm × 3mm LFCSP package, making it suitable for a variety of applications requiring high precision and low power consumption.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|
| Resolution | - | - | 16 bits | - | - |
| Output Voltage Range | 0 | - | VREF or 2 × VREF | V | V Gain = 1 or 2 |
| Internal Reference Voltage | - | 2.5 | - | V | 2ppm/°C |
| Supply Voltage | 2.7 | - | 5.5 | V | - |
| Load Regulation | - | - | 80 µV/mA | - | DAC code = midscale; −30 mA ≤ IOUT ≤ 30 mA |
| Short-Circuit Current | - | - | 40 mA | - | - |
| Power-Up Time | - | - | 2.5 µs | - | Coming out of power-down mode; VDD = 5 V |
| Package Type | - | - | 16-Lead LFCSP (3mm x 3mm w/ EP) | - | - |
| Operating Temperature Range | -55 | - | 125 | °C | - |
Key Features
- Quad, 16-bit DAC with rail-to-rail output amplifiers
- Internal 2.5V, 2ppm/°C reference voltage
- Gain select pin for full-scale output of 2.5V or 5V
- Low power consumption with per-channel power-down feature (4µA at 3V)
- Monotonic by design with less than 0.1% FSR gain error and 1.5mV offset error
- Versatile SPI interface with clock rates up to 50 MHz
- Power-on-reset circuit with RSTSEL pin for zero-scale or midscale output at power-up
- Available in 16-Lead LFCSP and TSSOP packages
Applications
The AD5686RTCPZ-EP-RL7 is suitable for various applications requiring high precision and low power consumption, including:
- Industrial control systems
- Aerospace and defense (compliant with AQEC standard)
- Medical devices
- Automotive systems
- Test and measurement equipment
Q & A
- What is the resolution of the AD5686RTCPZ-EP-RL7 DAC?
The AD5686RTCPZ-EP-RL7 has a resolution of 16 bits. - What is the output voltage range of the DAC?
The output voltage range is 0 to VREF or 2 × VREF, depending on the gain setting. - What is the internal reference voltage of the DAC?
The internal reference voltage is 2.5V with a temperature coefficient of 2ppm/°C. - What is the supply voltage range for the AD5686RTCPZ-EP-RL7?
The supply voltage range is from 2.7V to 5.5V. - How does the power-on-reset circuit work?
The power-on-reset circuit ensures the DAC outputs power up to zero-scale or midscale, depending on the state of the RSTSEL pin. - What is the maximum clock rate for the SPI interface?
The SPI interface operates at clock rates up to 50 MHz. - What is the power consumption in power-down mode?
In power-down mode, the current consumption is 4µA at 3V. - What are the package options for the AD5686RTCPZ-EP-RL7?
The device is available in 16-Lead LFCSP and TSSOP packages. - What is the operating temperature range of the AD5686RTCPZ-EP-RL7?
The operating temperature range is from -55°C to 125°C. - Is the AD5686RTCPZ-EP-RL7 suitable for aerospace and defense applications?
Yes, it is compliant with the AQEC standard, making it suitable for aerospace and defense applications.
