Overview
The AD5340BRUZ-REEL, produced by Analog Devices Inc., is a 12-bit digital-to-analog converter (DAC) that offers high precision and versatility for various applications. This device is part of the AD5340 series, known for its rail-to-rail output capability and low power consumption. The AD5340BRUZ-REEL is particularly suited for systems requiring accurate voltage output and efficient power management.
Key Specifications
| Parameter | Value | Unit | Conditions/Comments |
|---|---|---|---|
| Resolution | 12 Bits | ||
| Relative Accuracy | ±2 ±16 LSB | ||
| Differential Nonlinearity | ±0.2 ±1 LSB | Guaranteed monotonic by design over all codes | |
| Offset Error | ±0.4 ±3 % of FSR | VDD = 5 V | |
| Gain Error | ±0.15 ±1 % of FSR | VDD = 5 V | |
| Output Voltage Range | 0 V to VREF or 0 V to 2 × VREF | ||
| Output Impedance | 0.5 Ω | ||
| Short-Circuit Current | 25 mA (VDD = 5 V), 15 mA (VDD = 3 V) | ||
| Power-Up Time | 2.5 μs (VDD = 5 V), 5 μs (VDD = 3 V) | Coming out of power-down mode | |
| Supply Voltage | 2.5 V to 5.5 V | ||
| Temperature Range | −40°C to +105°C | B Version |
Key Features
- Rail-to-Rail Output Capability: The AD5340BRUZ-REEL can drive the output to both supply rails, ensuring full range utilization.
- Buffered/Unbuffered Reference Input: The device allows a choice between buffered and unbuffered reference inputs, providing flexibility in system design.
- Parallel Interface: Data is loaded into the input registers on the rising edge of the WR signal, and the CS signal selects the device.
- Double-Buffered Input Logic: Allows simultaneous update of multiple DACs using the LDAC pin.
- Power-On Reset and Power-Down Mode: Ensures the DAC output powers up to 0 V and remains there until valid data is written, and supports individual channel power-down to reduce power consumption.
- Low Power Consumption: Operates with low current draw, making it suitable for battery-powered and power-sensitive applications.
Applications
- Portable Battery-Powered Instruments: Ideal for devices requiring low power consumption and high accuracy.
- Digital Gain and Offset Adjustment: Useful in systems needing programmable gain and offset adjustments.
- Programmable Voltage and Current Sources: Suitable for applications requiring precise voltage or current output.
- Optical Networking: Can be used in optical networking equipment for precise signal control.
- Automatic Test Equipment: Applicable in test and measurement systems where accuracy is crucial.
- Mobile Communications: Used in mobile communication devices for signal processing and control.
- Industrial Process Control: Suitable for industrial control systems requiring precise analog output.
Q & A
- What is the resolution of the AD5340BRUZ-REEL?
The AD5340BRUZ-REEL has a resolution of 12 bits. - What is the relative accuracy of the AD5340BRUZ-REEL?
The relative accuracy is ±2 ±16 LSB. - Can the AD5340BRUZ-REEL operate in both buffered and unbuffered modes?
Yes, the device allows a choice between buffered and unbuffered reference inputs. - What is the output voltage range of the AD5340BRUZ-REEL?
The output voltage range is 0 V to VREF or 0 V to 2 × VREF. - How does the power-on reset feature work?
The power-on reset circuit ensures that the DAC output powers up to 0 V and remains there until valid data is written to the device. - What is the typical power consumption of the AD5340BRUZ-REEL?
The device operates with low power consumption, typically around 0.7 mA at 3 V. - What is the temperature range for the B version of the AD5340BRUZ-REEL?
The temperature range for the B version is −40°C to +105°C. - Can multiple DACs be updated simultaneously?
Yes, the double-buffered input logic allows simultaneous update of multiple DACs using the LDAC pin. - What is the slew rate of the AD5340BRUZ-REEL?
The slew rate is 0.7 V/μs. - Is the AD5340BRUZ-REEL RoHS compliant?
Yes, the AD5340BRUZ-REEL is RoHS compliant.
