Overview
The AD7564BRSZ-REEL is a high-performance, 12-bit digital-to-analog converter (DAC) manufactured by Analog Devices Inc. This device is part of a family of DACs that offer four 12-bit current output DACs in a single package, making it highly suitable for applications requiring multiple analog outputs with high precision and speed.
The AD7564BRSZ-REEL is widely used in various electronic systems, including data acquisition systems, industrial automation, medical instruments, and more. Its versatile features and reliable performance make it a preferred choice for engineers and hobbyists alike.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Number of Bits | 12 | - |
| Number of D/A Converters | 4 | - |
| Settling Time | 550 μs (Typ) | μs |
| Output Type | Current - Unbuffered | - |
| Differential Output | Yes | - |
| Data Interface | SPI | - |
| Reference Type | External | - |
| Voltage - Supply, Analog | 5 V | V |
| Voltage - Supply, Digital | 5 V | V |
| INL/DNL (LSB) | ±0.5 (Max), ±0.5 (Max) | LSB |
| Architecture | R-2R | - |
| Operating Temperature | -40°C ~ 85°C | °C |
| Package/Case | 28-SSOP (0.209", 5.30mm Width) | - |
Key Features
- Four 12-Bit DACs in One Package: The AD7564BRSZ-REEL integrates four independent 12-bit DACs, each with separate reference inputs, making it ideal for applications requiring multiple analog outputs.
- Single Supply Operation: The device can operate from a single +3.3 V to +5 V supply, enhancing its versatility in various power environments.
- Low Power Consumption: It features low power consumption, with a typical current draw of 2 mA at 5 V supply.
- Serial Interface: The DAC uses a versatile serial interface (SPI) for data loading, allowing for easy communication with microcontrollers or other digital systems.
- Simultaneous Update Capability: All four DACs can be updated simultaneously, ensuring synchronized output changes.
- Reset Function: A reset function is available to initialize the DACs to a known state.
- Differential Output: The device supports differential output, which is beneficial for noise reduction and improved signal integrity.
- R-2R Architecture: The DACs are based on the R-2R architecture, known for its simplicity and accuracy.
Applications
- Digital Potentiometer Emulation: The AD7564BRSZ-REEL can be used to emulate digital potentiometers, providing digitally controlled variable resistances in circuits.
- Video Processing: In the field of video processing, the DAC can convert digital video signals into analog signals for display and transmission.
- Test and Measurement: It is suitable for various test and measurement applications, including data acquisition systems and general-purpose test equipment.
- Industrial Automation: The device is used in industrial automation for controlling analog outputs in process control systems.
- Medical Instruments: It is also applied in medical instruments where precise analog outputs are required.
Q & A
- What is the AD7564BRSZ-REEL?
The AD7564BRSZ-REEL is a 12-bit digital-to-analog converter (DAC) with four independent DACs in a single package, manufactured by Analog Devices Inc.
- What is the package type of the AD7564BRSZ-REEL?
The device is packaged in a 28-SSOP (0.209", 5.30mm Width) package.
- What is the operating voltage range of the AD7564BRSZ-REEL?
The device operates from a single +3.3 V to +5 V supply.
- What is the settling time of the AD7564BRSZ-REEL?
The settling time is typically 550 μs.
- Does the AD7564BRSZ-REEL support differential output?
Yes, the device supports differential output.
- What type of data interface does the AD7564BRSZ-REEL use?
The device uses a SPI (Serial Peripheral Interface) for data loading.
- What is the INL/DNL specification of the AD7564BRSZ-REEL?
The INL/DNL is ±0.5 (Max) LSB.
- What is the operating temperature range of the AD7564BRSZ-REEL?
The operating temperature range is -40°C to +85°C.
- Can the AD7564BRSZ-REEL be used for digital potentiometer emulation?
Yes, the device can be used to emulate digital potentiometers.
- Is the AD7564BRSZ-REEL RoHS compliant?
Yes, the device is RoHS compliant and lead-free.
