Overview
The AD5372BSTZ-REEL is a 32-channel, 16-bit digital-to-analog converter (DAC) produced by Analog Devices Inc. This device is part of the AD5372/AD5373 series and is packaged in a 64-lead Low Profile Quad Flat Package (LQFP). It is designed to provide high-channel count and precision voltage output, making it suitable for a variety of industrial and instrumentation applications. The AD5372 offers buffered voltage outputs with a maximum output voltage span of 4 × VREF (up to 12 V) and is guaranteed monotonic to 16 bits.
Key Specifications
| Parameter | Value | Unit | Comments |
|---|---|---|---|
| Resolution | 16 | Bits | |
| Number of Channels | 32 | ||
| Output Voltage Span | 4 × VREF (up to 12 V) | V | |
| Integral Nonlinearity (INL) | ±4 | LSB | Maximum |
| Differential Nonlinearity (DNL) | ±1 | LSB | Typical |
| Supply Voltage Range | VDD: 9 V to 16.5 V, VSS: −16.5 V to −4.5 V | V | |
| Digital Interface | SPI, QSPI™, MICROWIRE™, DSP-compatible | Up to 50 MHz clock speed | |
| Output Voltage Settling Time | 20 μs (typ), 30 μs (max) | μs | Full-scale change |
| Package Type | 64-lead LQFP | ||
| Operating Temperature Range | −40°C to +85°C | °C |
Key Features
- High Channel Count: 32 independent DAC channels with 16-bit resolution.
- Buffered Voltage Outputs: Each channel provides a buffered voltage output with a maximum span of 4 × VREF (up to 12 V).
- System Calibration: User-programmable offset and gain for each channel.
- Channel Grouping and Addressing: Channels can be grouped and addressed independently.
- Thermal Shutdown Function: Protects the device from overheating.
- Digital Interface Compatibility: Compatible with SPI, QSPI™, MICROWIRE™, and DSP interfaces, with clock speeds up to 50 MHz).
- Simultaneous Update of DAC Outputs: All outputs can be updated simultaneously via the LDAC input).
Applications
- Level Setting in Automatic Test Equipment (ATE): Precise voltage control for testing and calibration).
- Variable Optical Attenuators (VOA): Used in optical communication systems for adjusting signal strength).
- Optical Switches: For controlling optical signals in various optical systems).
- Industrial Control Systems: For precise control and monitoring in industrial environments).
- Instrumentation: In measurement and testing equipment requiring high precision and multiple output channels).
Q & A
- What is the resolution of the AD5372BSTZ-REEL DAC?
The AD5372BSTZ-REEL has a resolution of 16 bits.
- How many DAC channels does the AD5372BSTZ-REEL have?
The device has 32 independent DAC channels.
- What is the maximum output voltage span of the AD5372BSTZ-REEL?
The maximum output voltage span is 4 × VREF (up to 12 V).
- What digital interfaces is the AD5372BSTZ-REEL compatible with?
The device is compatible with SPI, QSPI™, MICROWIRE™, and DSP interfaces.
- What is the operating temperature range of the AD5372BSTZ-REEL?
The operating temperature range is −40°C to +85°C.
- Can the DAC outputs be updated simultaneously?
- What is the supply voltage range for the AD5372BSTZ-REEL?
The supply voltage range is VDD: 9 V to 16.5 V, VSS: −16.5 V to −4.5 V.
- Does the AD5372BSTZ-REEL support system calibration?
- What are some common applications of the AD5372BSTZ-REEL?
- What is the typical output voltage settling time for the AD5372BSTZ-REEL?
