Overview
The AD5310BRMZ, produced by Analog Devices Inc., is a single, 10-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 is designed for low power consumption, making it ideal 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 high-speed serial interface compatible with SPI, QSPI, MICROWIRE, and DSP interface standards.
Key Specifications
| Parameter | Min | Typ | Max | Units | Conditions/Comments |
|---|---|---|---|---|---|
| Resolution | - | - | 10 Bits | - | - |
| Relative Accuracy | - | - | ±4 LSB | - | - |
| Differential Nonlinearity | - | - | ±0.5 LSB | - | Guaranteed Monotonic by Design |
| Zero Code Error | +5 | - | +40 mV | - | All Zeroes Loaded to DAC Register |
| Full-Scale Error | -0.15 | - | -1.25 % of FSR | - | All Ones Loaded to DAC Register |
| Output Voltage Range | 0 | - | VDD | V | - |
| Output Voltage Settling Time | 6 | - | 8 µs | - | - |
| Supply Voltage | 2.7 | - | 5.5 | V | - |
| Current Consumption (Normal Mode) | 115 | - | 250 µA | - | VDD = 2.7 V to 5.5 V |
| Current Consumption (Power-Down Mode) | 0.05 | - | 1 µA | - | VDD = 2.7 V to 3.6 V |
| Operating Temperature Range | -40 | - | +105 | °C | - |
Key Features
- Rail-to-Rail Output Swing: The on-chip precision output amplifier allows for rail-to-rail output swing, ensuring the widest dynamic output range.
- Low Power Consumption: The device consumes 115 µA at 3 V and reduces to 50 nA at 3 V or 200 nA at 5 V in power-down mode, making it suitable for battery-powered applications.
- High-Speed Serial Interface: Compatible with SPI, QSPI, MICROWIRE, and DSP interface standards, with clock rates up to 30 MHz.
- Power-On Reset: Ensures the DAC output powers up to 0 V and remains there until a valid write takes place.
- Power-Down Capability: Software-selectable output loads while in power-down mode.
- SYNC Interrupt Facility: Provides an interrupt signal during the write cycle.
Applications
- Portable Battery-Powered Instruments: Ideal for devices that require low power consumption.
- Digital Gain and Offset Adjustment: Useful in applications requiring precise gain and offset control.
- Programmable Voltage and Current Sources: Can be used to generate programmable voltage and current outputs.
- Programmable Attenuators: Suitable for applications needing adjustable attenuation.
Q & A
- What is the resolution of the AD5310BRMZ DAC?
The AD5310BRMZ has a resolution of 10 bits.
- What is the operating voltage range of the AD5310BRMZ?
The device operates from a single supply voltage ranging from 2.7 V to 5.5 V.
- What is the current consumption of the AD5310BRMZ in normal mode?
The current consumption is typically 115 µA at 3 V and up to 250 µA at 5 V.
- How does the power-down feature work on the AD5310BRMZ?
The device reduces current consumption to 50 nA at 3 V or 200 nA at 5 V in power-down mode, which is software-selectable.
- What types of serial interfaces is the AD5310BRMZ compatible with?
The device is compatible with SPI, QSPI, MICROWIRE, and DSP interface standards.
- What is the maximum clock frequency for the serial interface?
The serial clock frequency can be as high as 30 MHz.
- What is the output voltage range of the AD5310BRMZ?
The output voltage range is from 0 V to VDD.
- Does the AD5310BRMZ have a power-on reset feature?
Yes, the device has a power-on reset circuit that ensures the DAC output powers up to 0 V.
- What are the typical applications of the AD5310BRMZ?
It is used in portable battery-powered instruments, digital gain and offset adjustment, programmable voltage and current sources, and programmable attenuators.
- What is the operating temperature range of the AD5310BRMZ?
The operating temperature range is from -40°C to +105°C.
