Overview
The AD5300BRMZ-REEL, produced by Analog Devices Inc., is a single, 8-bit buffered voltage output Digital-to-Analog Converter (DAC). It operates from a single supply voltage ranging from 2.7 V to 5.5 V and consumes 115 μA at 3 V, making it highly suitable for battery-powered and portable applications. The device features an on-chip precision output amplifier that allows for rail-to-rail output swing and a versatile 3-wire serial interface compatible with SPI, QSPI, MICROWIRE, and DSP interface standards.
Key Specifications
| Parameter | Value | Conditions/Comments |
|---|---|---|
| Supply Voltage | 2.7 V to 5.5 V | |
| Current Consumption | 115 μA at 3 V, 140 μA at 5 V | |
| Power Consumption | 0.35 mW at 3 V, 0.7 mW at 5 V | |
| Power-Down Current | 50 nA at 3 V, 200 nA at 5 V | |
| Resolution | 8-bit | |
| Output Type | Voltage Buffered | |
| Interface Type | 3-Wire, SPI, QSPI, MICROWIRE, DSP | |
| Maximum Clock Speed | 30 MHz | |
| Operating Temperature Range | -40°C to +105°C | |
| Package Type | 6-lead SOT-23, 8-lead MSOP |
Key Features
- Low power, single-supply operation from 2.7 V to 5.5 V.
- On-chip precision output amplifier allowing rail-to-rail output swing.
- High-speed serial interface with clock speeds up to 30 MHz, compatible with SPI, QSPI, MICROWIRE, and DSP standards.
- Power-on reset circuit ensuring DAC output powers up to 0 V.
- Power-down feature reducing current consumption to 200 nA at 5 V.
- Software selectable output loads in power-down mode.
- Available in 6-lead SOT-23 and 8-lead MSOP packages.
Applications
- Portable battery-powered instruments.
- Digital gain and offset adjustment.
- Programmable voltage and current sources.
- Programmable attenuators.
- Automotive applications due to its qualified temperature range and reliability.
Q & A
- What is the supply voltage range of the AD5300BRMZ-REEL?
The AD5300BRMZ-REEL operates from a single supply voltage ranging from 2.7 V to 5.5 V.
- What is the current consumption of the AD5300BRMZ-REEL at 3 V and 5 V?
The current consumption is 115 μA at 3 V and 140 μA at 5 V.
- What is the power consumption of the AD5300BRMZ-REEL in normal operation and power-down mode?
The power consumption is 0.35 mW at 3 V and 0.7 mW at 5 V in normal operation, reducing to 1 μW in power-down mode.
- What types of packages are available for the AD5300BRMZ-REEL?
The device is available in 6-lead SOT-23 and 8-lead MSOP packages.
- What is the maximum clock speed of the serial interface?
The serial interface operates at clock speeds up to 30 MHz.
- What are the key features of the on-chip output amplifier?
The on-chip precision output amplifier allows for rail-to-rail output swing with a slew rate of 1 V/μs.
- Does the AD5300BRMZ-REEL have a power-on reset feature?
Yes, it has a power-on reset circuit that ensures the DAC output powers up to 0 V and remains there until a valid write takes place.
- How does the power-down feature work?
The power-down feature reduces the current consumption to 200 nA at 5 V and allows software selectable output loads while in power-down mode.
- What are some common applications of the AD5300BRMZ-REEL?
Common applications include portable battery-powered instruments, digital gain and offset adjustment, programmable voltage and current sources, and programmable attenuators.
- Is the AD5300BRMZ-REEL suitable for automotive applications?
Yes, it is qualified for automotive applications due to its temperature range and reliability.
