Overview
The AD5311BRMZ-REEL7 is a 10-bit, voltage-output digital-to-analog converter (DAC) produced by Analog Devices Inc. This device operates from a single supply voltage ranging from 2.5 V to 5.5 V and is designed for low power consumption, making it suitable for portable battery-operated equipment. The AD5311 features a 2-wire (I2C-compatible) serial interface and includes an on-chip output amplifier that allows rail-to-rail output swing. The device also incorporates a power-on reset function and multiple power-down modes to minimize current consumption.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 10 bits |
| Supply Voltage | 2.5 V to 5.5 V |
| Current Consumption | 120 μA at 3 V, 1 μW in power-down mode |
| Output Amplifier Slew Rate | 0.7 V/μs |
| Serial Interface | 2-wire (I2C-compatible), up to 400 kHz clock rate |
| Power-Down Modes | Three programmable modes: high impedance output, output pulled low by on-chip resistor |
| Package Type | 8-Lead MSOP |
| Operating Temperature Range | -40°C to +105°C (B Version) |
Key Features
- Rail-to-Rail Output Swing: The on-chip output amplifier provides rail-to-rail output swing, ensuring maximum dynamic range.
- Low Power Consumption: The device consumes 120 μA at 3 V and reduces to 1 μW in all power-down modes, making it ideal for battery-operated devices.
- 2-Wire Serial Interface: The AD5311 uses an I2C-compatible serial interface that operates at clock rates up to 400 kHz.
- Power-On Reset: The device includes a power-on reset function that ensures the DAC output powers up to 0 V and remains there until a valid write sequence is made.
- Multiple Power-Down Modes: The AD5311 features three programmable power-down modes to minimize current consumption.
Applications
The AD5311BRMZ-REEL7 is well-suited for various applications requiring precise digital-to-analog conversion with low power consumption. These include:
- Portable battery-operated equipment
- Industrial control systems
- Aerospace and defense systems
- Medical devices
- Automotive systems
Q & A
- What is the resolution of the AD5311BRMZ-REEL7 DAC?
The AD5311BRMZ-REEL7 has a resolution of 10 bits.
- What is the supply voltage range for the AD5311BRMZ-REEL7?
The device operates from a single supply voltage ranging from 2.5 V to 5.5 V.
- What is the current consumption of the AD5311BRMZ-REEL7 in normal operation?
The device consumes 120 μA at 3 V.
- What is the slew rate of the output amplifier in the AD5311BRMZ-REEL7?
The slew rate of the output amplifier is 0.7 V/μs.
- What type of serial interface does the AD5311BRMZ-REEL7 use?
The device uses a 2-wire (I2C-compatible) serial interface.
- Does the AD5311BRMZ-REEL7 have power-down modes?
Yes, the device features three programmable power-down modes.
- What is the package type of the AD5311BRMZ-REEL7?
The device is packaged in an 8-Lead MSOP.
- What is the operating temperature range of the AD5311BRMZ-REEL7?
The operating temperature range is -40°C to +105°C (B Version).
- Is the AD5311BRMZ-REEL7 suitable for battery-operated devices?
Yes, it is designed for low power consumption, making it ideal for battery-operated equipment.
- Does the AD5311BRMZ-REEL7 have a power-on reset function?
Yes, the device includes a power-on reset function that ensures the DAC output powers up to 0 V.
