Overview
The AD7305BR-REEL7 is a quad, 8-bit digital-to-analog converter (DAC) produced by Analog Devices Inc. This component is part of the AD7305 series and is designed for high-performance applications requiring precise analog output. It operates from a single +3 V to +5 V supply or ±5 V supplies, making it versatile for various system configurations. The AD7305BR-REEL7 features a parallel interface, allowing for efficient data loading and updating of the analog output values through its double-buffered architecture.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Series | AD7305 |
| Number of Channels | 4 |
| Converter Primary Function | Precision DAC |
| DAC Type | Voltage Out |
| Data Input Format | Offset Binary, Straight Binary |
| Interface | Parallel |
| Resolution | 8 bits |
| Sampling Rate | 1 MS/s |
| Analog Supply Voltage | 2.7 V to 5.5 V |
| Digital Supply Voltage | 2.7 V to 5.5 V |
| Operating Temperature Range | -40°C to 85°C |
| Power (typ) | 60 mW |
| Package / Case | SOIC-20 |
| Reference Type | External |
Key Features
- High-Speed Parallel Interface: Allows for efficient data loading and updating of the analog output values.
- Double-Buffered Architecture: Enables preloading of new values into the input registers before updating the DAC registers, ensuring smooth and synchronized output changes.
- Rail-to-Rail Output: The internal precision buffers swing rail-to-rail, allowing for full-scale output voltages determined by the external reference input voltage.
- Low Power Consumption: Operates with less than 9 mW power consumption from a 3 V supply.
- Wide Operating Temperature Range: Guaranteed operation over -40°C to 85°C.
- Hardware Shutdown: Features a hardware shutdown option to reduce power consumption to 40 µA.
Applications
- Automotive Systems: Suitable for applications requiring precise analog output in automotive environments.
- Instrumentation: Ideal for digitally controlled calibration and measurement instruments.
- Industrial Control Systems: Used in various industrial control applications where precise analog outputs are necessary.
Q & A
- What is the resolution of the AD7305BR-REEL7?
The resolution of the AD7305BR-REEL7 is 8 bits.
- What type of interface does the AD7305BR-REEL7 use?
The AD7305BR-REEL7 uses a parallel interface.
- What is the operating temperature range of the AD7305BR-REEL7?
The operating temperature range is -40°C to 85°C.
- How many channels does the AD7305BR-REEL7 have?
The AD7305BR-REEL7 has 4 channels.
- What is the typical power consumption of the AD7305BR-REEL7?
The typical power consumption is 60 mW.
- Does the AD7305BR-REEL7 support hardware shutdown?
Yes, it supports hardware shutdown, reducing power consumption to 40 µA.
- What is the package type of the AD7305BR-REEL7?
The package type is SOIC-20.
- Can the AD7305BR-REEL7 operate with both positive and negative supply voltages?
Yes, it can operate with both positive and negative supply voltages, as well as single +3 V to +5 V supply.
- What is the settling time of the AD7305BR-REEL7?
The settling time is 1 µs to 2 µs.
- Is the AD7305BR-REEL7 RoHS compliant?
Yes, the AD7305BR-REEL7 is RoHS compliant.
