Overview
The AD7305BR-REEL, produced by Analog Devices Inc., is a quad, 8-bit digital-to-analog converter (DAC) designed for high-performance applications. This component operates from a single +3 V to +5 V supply or ±5 V supplies, making it versatile for various system configurations. The AD7305 features a parallel interface, allowing for efficient data loading and updating of the analog output values through its double-buffered architecture. This DAC is particularly useful in applications requiring multiple analog outputs with precise control and high speed.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Channels | 4 |
| Converter Primary Function | Precision DAC |
| DAC Type | Voltage Out |
| Interface Type | Parallel |
| Resolution | 8 bits |
| Sampling Rate | 1 MS/s |
| Analog Supply Voltage | 2.7 V to 5.5 V, ±5 V |
| Digital Supply Voltage | 2.7 V to 5.5 V, ±5 V |
| Operating Temperature Range | -40°C to +85°C |
| Power Dissipation | 60 mW |
| Integral Nonlinearity (INL) | ±1 LSB |
| Differential Nonlinearity (DNL) | ±1 LSB |
| Package / Case | 20-SOIC (0.295", 7.50mm Width) |
| Mounting Style | SMD/SMT |
Key Features
- Quad, 8-bit digital-to-analog conversion with parallel interface.
- Operates from a single +3 V to +5 V supply or ±5 V supplies.
- Double-buffered architecture for simultaneous loading of all four input registers.
- Rail-to-rail output voltage range set by the external reference input voltage.
- Internal precision buffers for full-scale output voltages.
- Low power consumption: less than 9 mW from a 3 V supply.
- High accuracy with ±1 LSB integral and differential nonlinearity.
- ESD protection circuits for enhanced reliability.
Applications
- Automotive systems: for precise control and calibration.
- Instrumentation: digitally controlled calibration and output span voltage adjustment.
- Industrial control systems: requiring multiple analog outputs with high precision.
- Medical devices: where accurate and reliable analog output is crucial.
- Consumer electronics: for applications needing multiple DACs in a single package.
Q & A
- What is the resolution of the AD7305BR-REEL DAC?
The AD7305BR-REEL has an 8-bit resolution. - What is the interface type of the AD7305BR-REEL?
The interface type is parallel. - What is the operating temperature range of the AD7305BR-REEL?
The operating temperature range is -40°C to +85°C. - How many channels does the AD7305BR-REEL have?
The AD7305BR-REEL has 4 channels. - What is the power dissipation of the AD7305BR-REEL?
The power dissipation is 60 mW. - Is the AD7305BR-REEL RoHS compliant?
Yes, the AD7305BR-REEL is RoHS compliant. - What is the package type of the AD7305BR-REEL?
The package type is 20-SOIC (0.295", 7.50mm Width). - Can the AD7305BR-REEL operate with both single and dual supply voltages?
Yes, it can operate with single +3 V to +5 V supply or ±5 V supplies. - What is the settling time of the AD7305BR-REEL?
The settling time is 1 µs to 2 µs. - Does the AD7305BR-REEL have ESD protection?
Yes, it includes ESD protection circuits.
