Overview
The AD5628BRUZ-1REEL7 is a low-power, octal, 12-bit digital-to-analog converter (DAC) produced by Analog Devices Inc. This device is part of the AD5628/AD5648/AD5668 family and is known for its high performance and versatility. It operates from a single 2.7 V to 5.5 V supply and is guaranteed monotonic by design. The AD5628BRUZ-1REEL7 is available in a 14-lead TSSOP package, making it suitable for a variety of applications requiring precise analog output.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12 bits |
| Number of DACs | 8 |
| Supply Voltage | 2.7 V to 5.5 V |
| Internal Reference | 1.25 V or 2.5 V with 5 ppm/°C |
| Full-Scale Output Range | 2.5 V or 5 V depending on reference |
| Interface | 3-wire serial, compatible with SPI, QSPI, MICROWIRE, and DSP |
| Clock Rate | Up to 50 MHz |
| Power Consumption (Normal Mode) | 1.0 mA to 1.5 mA (VDD = 2.7 V to 3.6 V) |
| Power Consumption (Power-Down Mode) | 0.2 µA to 1 µA (VDD = 2.7 V to 3.6 V) |
| Operating Temperature | -40°C to +105°C |
| Package | 14-lead TSSOP |
Key Features
- Low power consumption with power-down mode reducing current to 400 nA at 5 V.
- On-chip precision output amplifier enabling rail-to-rail output swing.
- Internal reference with an internal gain of 2, or option to use an external reference.
- Power-on reset circuit ensuring DAC output powers up to 0 V or midscale.
- Asynchronous CLR input to update all DACs to a user-programmable code.
- Software-selectable output loads while in power-down mode.
- Simultaneous update of all DAC channels using the LDAC function.
- Compatible with standard SPI, QSPI, MICROWIRE, and DSP interface standards.
Applications
The AD5628BRUZ-1REEL7 is suitable for a wide range of applications, including industrial control systems, medical devices, automotive systems, and any scenario requiring multiple precise analog outputs. Its low power consumption and high accuracy make it ideal for battery-powered devices and systems where power efficiency is crucial.
Q & A
- What is the resolution of the AD5628BRUZ-1REEL7 DAC?
The AD5628BRUZ-1REEL7 has a resolution of 12 bits. - How many DAC channels does the AD5628BRUZ-1REEL7 have?
The device has 8 DAC channels. - What is the supply voltage range for the AD5628BRUZ-1REEL7?
The supply voltage range is from 2.7 V to 5.5 V. - What are the options for the internal reference voltage?
The internal reference voltage can be either 1.25 V or 2.5 V, both with a 5 ppm/°C temperature coefficient. - Can the AD5628BRUZ-1REEL7 use an external reference?
Yes, the device allows the use of an external reference. - What is the maximum clock rate for the serial interface?
The serial interface can operate at clock rates up to 50 MHz. - How does the power-down mode affect current consumption?
In power-down mode, the current consumption is reduced to 0.2 µA to 1 µA at 5 V. - What is the operating temperature range for the AD5628BRUZ-1REEL7?
The operating temperature range is from -40°C to +105°C. - What package type is the AD5628BRUZ-1REEL7 available in?
The device is available in a 14-lead TSSOP package. - Is the AD5628BRUZ-1REEL7 compatible with standard serial interfaces?
Yes, it is compatible with standard SPI, QSPI, MICROWIRE, and DSP interface standards.
