Overview
The AD5331BRUZ-REEL is a 10-bit digital-to-analog converter (DAC) produced by Analog Devices Inc. This single voltage-output DAC operates from a supply voltage range of 2.5 V to 5.5 V and is known for its low power consumption, drawing only 115 μA at 3 V. The device features a parallel interface and is available in a 20-TSSOP package, making it suitable for a variety of applications requiring precise analog output from digital signals.
Key Specifications
| Parameter | Value | Unit | Conditions/Comments |
|---|---|---|---|
| Resolution | 10 Bits | ||
| Relative Accuracy | ±0.5 ±4 LSB | ||
| Differential Nonlinearity | ±0.05 ±0.5 LSB | Guaranteed monotonic by design over all codes | |
| Offset Error | ±0.4 ±3 % of FSR | ||
| Gain Error | ±0.15 ±1 % of FSR | ||
| VDD Range | 2.5 V to 5.5 V | V | |
| Current Consumption | 115 μA | A | At 3 V |
| Output Voltage Range | 0 V to VREF or 0 V to 2 × VREF | V | Dependent on GAIN pin setting |
| Output Impedance | 0.5 Ω | Ω | |
| Short-Circuit Current | 25 mA (VDD = 5 V), 15 mA (VDD = 3 V) | A | |
| Power-Up Time | 2.5 μs (VDD = 5 V), 5 μs (VDD = 3 V) | μs | Coming out of power-down mode |
Key Features
- Parallel interface for easy data loading
- Double-buffered input data for simultaneous update of multiple DACs
- Asynchronous CLR input for resetting the DAC output to zero
- Power-on reset circuit ensuring DAC output starts at 0 V
- Choice of buffered or unbuffered reference input (AD5331)
- Rail-to-rail output operation
- Low power consumption and low current in power-down mode
Applications
The AD5331BRUZ-REEL is suitable for various applications requiring precise digital-to-analog conversion, such as:
- Industrial control systems
- Medical devices
- Aerospace and defense systems
- Automotive systems
- Data acquisition systems
Q & A
- What is the resolution of the AD5331BRUZ-REEL DAC?
The AD5331BRUZ-REEL has a resolution of 10 bits. - What is the supply voltage range for the AD5331BRUZ-REEL?
The supply voltage range is from 2.5 V to 5.5 V. - How much current does the AD5331BRUZ-REEL consume at 3 V?
The device consumes 115 μA at 3 V. - What type of interface does the AD5331BRUZ-REEL use?
The AD5331BRUZ-REEL uses a parallel interface. - Can the AD5331BRUZ-REEL operate in rail-to-rail mode?
Yes, the AD5331BRUZ-REEL supports rail-to-rail output operation. - What is the output impedance of the AD5331BRUZ-REEL?
The output impedance is 0.5 Ω. - How long does it take for the AD5331BRUZ-REEL to power up from power-down mode?
The power-up time is 2.5 μs at VDD = 5 V and 5 μs at VDD = 3 V. - Does the AD5331BRUZ-REEL have a power-on reset feature?
Yes, the device includes a power-on reset circuit. - Can the reference input be buffered or unbuffered?
Yes, the AD5331BRUZ-REEL allows for both buffered and unbuffered reference inputs. - What is the typical short-circuit current of the AD5331BRUZ-REEL?
The typical short-circuit current is 25 mA at VDD = 5 V and 15 mA at VDD = 3 V.
