Overview
The AD5321BRM is a 12-bit digital-to-analog converter (DAC) produced by Analog Devices Inc. This device operates from a single supply voltage ranging from 2.5 V to 5.5 V and is designed for high precision and low power consumption. The AD5321BRM features a 2-wire (I2C-compatible) serial interface, making it versatile for various applications requiring digital-to-analog conversion.
Key Specifications
| Parameter | Value |
|---|---|
| Supply Voltage | 2.5 V to 5.5 V |
| Resolution | 12 bits |
| Current Consumption | 120 µA |
| Interface | 2-wire (I2C-compatible) |
| Output Type | Voltage - Buffered |
| Settling Time | 10 µs |
| Operating Temperature | -40°C to +105°C |
| Package | 8-MSOP, 8-TSSOP |
| INL/DNL | ±2 LSB / ±0.3 LSB |
Key Features
- Single supply operation from 2.5 V to 5.5 V.
- Low power consumption of 120 µA.
- 2-wire (I2C-compatible) serial interface.
- Rail-to-rail output swing with a slew rate of 0.7 V/μs.
- Programmable power-down modes with high impedance output or output pulled low by an on-chip resistor.
- Guaranteed monotonic by design over all codes.
- On-chip output amplifier for buffered voltage output.
Applications
- Portable battery-powered instruments.
- Digital gain and offset adjustment.
- Automotive applications.
- Industrial control systems.
- Medical devices requiring precise analog output.
Q & A
- What is the supply voltage range for the AD5321BRM?
The AD5321BRM operates from a single supply voltage ranging from 2.5 V to 5.5 V.
- What is the resolution of the AD5321BRM?
The AD5321BRM has a resolution of 12 bits.
- What type of interface does the AD5321BRM use?
The AD5321BRM uses a 2-wire (I2C-compatible) serial interface.
- What is the current consumption of the AD5321BRM?
The AD5321BRM consumes 120 µA of current.
- What is the operating temperature range for the AD5321BRM?
The operating temperature range is -40°C to +105°C.
- Does the AD5321BRM have programmable power-down modes?
Yes, the AD5321BRM has programmable power-down modes with high impedance output or output pulled low by an on-chip resistor.
- What is the settling time of the AD5321BRM?
The settling time is 10 µs.
- Is the AD5321BRM suitable for automotive applications?
Yes, the AD5321BRM is qualified for automotive applications.
- What type of output does the AD5321BRM provide?
The AD5321BRM provides a buffered voltage output.
- Is the AD5321BRM guaranteed to be monotonic over all codes?
Yes, the AD5321BRM is guaranteed monotonic by design over all codes.
