Overview
The AD7302BRUZ-REEL7 is a dual, 8-bit voltage output Digital-to-Analog Converter (DAC) produced by Analog Devices Inc. This component operates from a single supply voltage ranging from +2.7V to +5.5V. It features on-chip precision output buffers that allow the DAC outputs to swing rail-to-rail, making it suitable for a variety of applications requiring precise voltage control. The AD7302 has a parallel microprocessor and DSP-compatible interface with high-speed registers and double-buffered interface logic, enabling efficient data transfer and control.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Product Category | Multichannel Voltage Output D/A Converters |
| Package Type | 20-Lead TSSOP |
| Number of Bits | 8-bit |
| Supply Voltage Range | +2.7V to +5.5V |
| Temperature Range | -40°C to 105°C |
| Power Consumption | < 10mW at 3.3V, 3µW in power-down mode |
| Settling Time | Typically 1.2µs |
| Integral Nonlinearity (INL) | 1 LSB |
| Polarity | Unipolar |
| Reference Selection | Internal or External |
Key Features
- Rail-to-rail operation
- Low power operation: less than 10mW at 3.3V, reducing to 3µW in power-down mode
- Parallel microprocessor and DSP-compatible interface with high-speed registers and double-buffered interface logic
- Internal or external reference capability
- DAC power-down function
- Asynchronous LDAC input for simultaneous updating of both DACs
- Asynchronous CLR input for clearing DAC outputs to zero volts
Applications
- Portable battery-powered instruments
- Digital gain and offset adjustment
- Programmable voltage and current sources
- Programmable attenuators
Q & A
- What is the supply voltage range for the AD7302BRUZ-REEL7?
The supply voltage range is +2.7V to +5.5V.
- What is the package type of the AD7302BRUZ-REEL7?
The package type is 20-Lead TSSOP.
- How many bits does the AD7302BRUZ-REEL7 DAC have?
The AD7302BRUZ-REEL7 is an 8-bit DAC.
- What is the temperature range for the AD7302BRUZ-REEL7?
The temperature range is -40°C to 105°C.
- What is the power consumption of the AD7302BRUZ-REEL7 at 3.3V?
The power consumption is less than 10mW at 3.3V, reducing to 3µW in power-down mode.
- Does the AD7302BRUZ-REEL7 support internal and external reference selection?
- How can both DACs be simultaneously updated in the AD7302BRUZ-REEL7?
Both DACs can be simultaneously updated using the asynchronous LDAC input.
- How can the DAC outputs be cleared to zero volts in the AD7302BRUZ-REEL7?
The DAC outputs can be cleared to zero volts using the asynchronous CLR input.
- What are some typical applications of the AD7302BRUZ-REEL7?
Typical applications include portable battery-powered instruments, digital gain and offset adjustment, programmable voltage and current sources, and programmable attenuators.
- Is the AD7302BRUZ-REEL7 RoHS compliant?
