Overview
The AD5694BRUZ-RL7 is a 12-bit digital-to-analog converter (DAC) manufactured by Analog Devices, Inc. It is part of the nanoDAC+™ family and is known for its high precision and versatility. This quad DAC features a buffered voltage output and is designed for various applications requiring precise analog voltage generation. The device operates from a single 2.7 V to 5.5 V supply and is guaranteed monotonic by design, ensuring high fidelity signal generation even in demanding environments.
Key Specifications
| Parameter | Value | Unit | Comments |
|---|---|---|---|
| Manufacturer | Analog Devices Inc. | ||
| Package | 16-TSSOP (0.173 inches, 4.40 mm width) | ||
| Number of Bits | 12 | Bits | |
| Number of DACs | 4 | ||
| Output Type | Voltage - Buffered | ||
| Differential Output | No | ||
| Data Interface | I2C | ||
| Reference Type | External | ||
| Analog Supply Voltage | 2.7 V ~ 5.5 V | V | |
| Digital Supply Voltage | 1.8 V ~ 5.5 V | V | |
| INL/DNL (LSB) | ±0.12, ±1 (Max) | LSB | |
| Operating Temperature Range | -40°C ~ 105°C | °C | |
| Settling Time | 7 μs | μs | |
| Gain Error | ±0.1% of FSR maximum | % | |
| Offset Error | ±1.5 mV maximum | mV | |
| High Drive Capability | 20 mA, 0.5 V from supply rails | mA, V | |
| I2C Clock Rate | Up to 400 kHz | kHz |
Key Features
- High Relative Accuracy: The AD5694BRUZ-RL7 features high relative accuracy with an integral nonlinearity (INL) of ±1 LSB maximum, ensuring precise analog voltage generation.
- Low Power Consumption: The device operates at low power, with a typical power consumption of 1.8 mW at 3 V, making it suitable for power-sensitive applications.
- Flexible Interface: It supports an I2C-compatible serial interface with clock rates up to 400 kHz and includes 1.8 V logic compatibility.
- User-Selectable Gain: The DAC offers user-selectable gain of 1 or 2, providing flexibility in output voltage range.
- Power-On Reset and Power-Down Feature: The device includes a power-on reset circuit and a per-channel power-down feature, reducing current consumption to 4 μA at 3 V in power-down mode.
- Robust ESD Rating: The AD5694BRUZ-RL7 has a robust 3.5 kV HBM and 1.5 kV FICDM ESD rating, ensuring reliability in harsh environments.
Applications
- Industrial Automation: The AD5694BRUZ-RL7 is used in industrial control systems to facilitate precise control of actuators, valves, and motors, enhancing process efficiency and accuracy.
- Test and Measurement: The DAC’s high resolution and accuracy make it ideal for signal generation in test equipment such as waveform generators and arbitrary function generators).
- Communication Systems: In wireless infrastructure and base station equipment, the AD5694BRUZ-RL7 enables precise modulation and calibration of RF signals, ensuring reliable data transmission).
- Medical Equipment: In medical imaging systems and patient monitoring devices, the DAC’s accuracy and stability contribute to precise control of sensor inputs and actuator outputs).
- Automotive Electronics: The AD5694BRUZ-RL7 supports functions such as engine management, fuel injection control, and sensor calibration in automotive applications, enhancing vehicle performance and efficiency).
Q & A
- What is the resolution of the AD5694BRUZ-RL7 DAC?
The AD5694BRUZ-RL7 is a 12-bit digital-to-analog converter.
- What is the operating temperature range of the AD5694BRUZ-RL7?
The operating temperature range is -40°C to 105°C.
- What type of interface does the AD5694BRUZ-RL7 use?
The device uses an I2C-compatible serial interface.
- What is the typical power consumption of the AD5694BRUZ-RL7?
The typical power consumption is 1.8 mW at 3 V.
- Does the AD5694BRUZ-RL7 have a power-on reset feature?
Yes, the device includes a power-on reset circuit.
- What is the gain error of the AD5694BRUZ-RL7?
The gain error is ±0.1% of FSR maximum.
- Can the AD5694BRUZ-RL7 be used in industrial automation?
Yes, it is used in industrial control systems for precise control of actuators, valves, and motors.
- Is the AD5694BRUZ-RL7 suitable for medical equipment?
Yes, it is used in medical imaging systems and patient monitoring devices for precise control of sensor inputs and actuator outputs.
- What is the ESD rating of the AD5694BRUZ-RL7?
The device has a robust 3.5 kV HBM and 1.5 kV FICDM ESD rating.
- Can the AD5694BRUZ-RL7 be used in automotive applications?
Yes, it supports functions such as engine management, fuel injection control, and sensor calibration in automotive systems.
