Overview
The AD5300BRMZ is a single, 8-bit buffered voltage output Digital-to-Analog Converter (DAC) produced by Analog Devices Inc. This device operates from a single 2.7 V to 5.5 V supply, making it versatile for various applications. It consumes 115 µA at 3 V, which is particularly beneficial for battery-powered equipment. The AD5300 features an on-chip precision output amplifier that allows for rail-to-rail output swing, ensuring a wide dynamic output range. The device is part of a family of pin-compatible DACs, including the 10-bit AD5310 and the 12-bit AD5320.
Key Specifications
| Parameter | Value | Conditions/Comments |
|---|---|---|
| Resolution | 8-bit | |
| Supply Voltage | 2.7 V to 5.5 V | |
| Supply Current | 115 µA at 3 V, 140 µA at 5 V | Normal operation |
| Power-Down Current | 200 nA at 5 V, 50 nA at 3 V | Power-down mode |
| Output Range | 0 V to VDD | Rail-to-rail output swing |
| Serial Interface | 3-wire, SPI, QSPI, MICROWIRE, DSP compatible | Up to 30 MHz clock rate |
| Temperature Range | -40°C to +105°C | |
| Package | 8-lead MSOP |
Key Features
- On-chip precision output amplifier with rail-to-rail output swing
- Power-on reset circuit ensuring output voltage starts at 0 V
- Power-down feature reducing current consumption to 200 nA at 5 V
- Software selectable output loads in power-down mode
- Low power consumption: 0.7 mW at 5 V, 1 µW in power-down mode
- Compatible with standard SPI, QSPI, MICROWIRE, and DSP interface standards
- Guaranteed monotonic by design over all codes
Applications
- Portable battery-powered instruments
- Digital gain and offset adjustment
- Programmable voltage and current sources
- Programmable attenuators
- Automotive applications
Q & A
- What is the resolution of the AD5300BRMZ DAC?
The AD5300BRMZ has an 8-bit resolution.
- What is the supply voltage range for the AD5300BRMZ?
The supply voltage range is from 2.7 V to 5.5 V.
- How much current does the AD5300BRMZ consume in normal operation?
The device consumes 115 µA at 3 V and 140 µA at 5 V in normal operation.
- What is the current consumption in power-down mode?
In power-down mode, the current consumption is 200 nA at 5 V and 50 nA at 3 V.
- What is the output voltage range of the AD5300BRMZ?
The output voltage range is from 0 V to VDD, with rail-to-rail output swing.
- What types of serial interfaces are supported by the AD5300BRMZ?
The device supports 3-wire, SPI, QSPI, MICROWIRE, and DSP compatible serial interfaces.
- What is the temperature range for the AD5300BRMZ?
The temperature range is from -40°C to +105°C.
- What package types are available for the AD5300BRMZ?
The device is available in 8-lead MSOP and 6-lead SOT-23 packages.
- Is the AD5300BRMZ suitable for automotive applications?
Yes, the AD5300BRMZ is qualified for automotive applications.
- What is the power consumption in power-down mode?
The power consumption in power-down mode is 1 µW.
