Overview
The AD5675ARUZ-REEL7, produced by Analog Devices Inc., is a low power, octal, 16-bit buffered voltage output digital-to-analog converter (DAC). This device is designed for applications requiring multiple analog outputs with high precision and low power consumption. It operates from a single 2.7 V to 5.5 V supply and is guaranteed monotonic by design, ensuring reliable and accurate output voltages.
Key Specifications
| Parameter | Value | Unit | Comments |
|---|---|---|---|
| Supply Voltage | 2.7 to 5.5 | V | Single supply operation |
| Number of D/A Converters | 8 | - | Octal DAC |
| Resolution | 16-bit | - | High precision output |
| Output Voltage Range | 0 to VREF (Gain = 1), 0 to 2 × VREF (Gain = 2) | V | Selectable gain via GAIN pin |
| Integral Nonlinearity (INL) | ±3 LSB | - | High linearity |
| Settling Time | 8 μs | - | Fast settling time |
| Logic Compatibility | 1.8 V | - | I2C-compatible serial interface |
| Package Type | 20-lead TSSOP | - | Compact package |
| Power Consumption (Power-Down Mode) | 1 μA (typical) | - | Low power consumption |
Key Features
- User Selectable Gain: The device includes a gain select pin, allowing for a full-scale output of VREF (gain = 1) or 2 × VREF (gain = 2).
- Low Power Operation: Operates from a single 2.7 V to 5.5 V supply with low power consumption, especially in power-down mode (1 μA typical).
- I2C-Compatible Serial Interface: Supports a versatile 2-wire serial interface with clock rates up to 400 kHz.
- Power-On Reset and RSTSEL Pin: Ensures that the output DACs power up to zero scale or midscale and remain there until a valid write takes place.
- Rail-to-Rail Output Amplifiers: The output amplifiers have rail-to-rail operation, ensuring maximum output voltage range.
- Compact Packaging: Available in 20-lead TSSOP and LFCSP packages, which are RoHS-compliant.
Applications
- Optical Transceivers: Suitable for applications requiring precise analog output in optical communication systems.
- Base Station Power Amplifiers: Used in base station power amplifiers for precise voltage control.
- Process Control (PLC Input/Output Cards): Ideal for process control systems where multiple analog outputs are necessary.
- Industrial Automation: Used in industrial automation for precise control and monitoring.
- Data Acquisition Systems: Suitable for data acquisition systems requiring multiple high-precision analog outputs.
Q & A
- What is the supply voltage range of the AD5675ARUZ-REEL7?
The supply voltage range is from 2.7 V to 5.5 V.
- How many D/A converters does the AD5675ARUZ-REEL7 have?
The device has 8 D/A converters.
- What is the resolution of the AD5675ARUZ-REEL7?
The resolution is 16-bit.
- What is the output voltage range of the AD5675ARUZ-REEL7?
The output voltage range is from 0 to VREF (gain = 1) or 0 to 2 × VREF (gain = 2).
- What is the settling time of the AD5675ARUZ-REEL7?
The settling time is 8 μs.
- Is the AD5675ARUZ-REEL7 compatible with 1.8 V logic?
Yes, it is compatible with 1.8 V logic.
- What type of serial interface does the AD5675ARUZ-REEL7 use?
The device uses an I2C-compatible serial interface.
- How does the power-on reset feature work on the AD5675ARUZ-REEL7?
The power-on reset circuit and the RSTSEL pin ensure that the output DACs power up to zero scale or midscale and remain there until a valid write takes place.
- What is the power consumption in power-down mode?
The power consumption in power-down mode is typically 1 μA.
- In what packages is the AD5675ARUZ-REEL7 available?
The device is available in 20-lead TSSOP and LFCSP packages, which are RoHS-compliant.
