Overview
The AD5543BRM-REEL7, produced by Analog Devices Inc., is a precision 16-bit digital-to-analog converter (DAC) designed for high-performance applications. This device is part of the AD5543/AD5553 series, which includes both 16-bit and 14-bit versions. The AD5543BRM-REEL7 operates from a single 5 V supply and uses an external ±10 V multiplying reference to determine the full-scale output current. It features a compact 8-lead MSOP package, making it suitable for space-constrained designs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Bits | 16 | |
| Output Type | Current - Unbuffered | |
| Settling Time | 500 ns | Typ |
| Voltage - Supply, Analog/Digital | 5 V | |
| Reference Type | External | |
| Full-Scale Output Current | 2 mA ± 20% (with VREF = 10 V) | |
| Operating Temperature | -40°C to 85°C | |
| Data Interface | SPI (3-wire: CS, SDI, CLK) | |
| Package | 8-lead MSOP | |
| INL/DNL | ±2 LSB (Max), ±1 LSB (Typ) |
Key Features
- Precision and Low Power: The AD5543BRM-REEL7 is a precision DAC with low power consumption, making it suitable for a variety of applications where accuracy and power efficiency are crucial.
- Compact Packaging: Available in an ultracompact 8-lead MSOP package, this DAC is ideal for space-constrained designs.
- High-Speed Serial Interface: The device uses a 3-wire SPI-compatible interface, allowing for high-speed data transfer.
- Internal Feedback Resistor: An internal feedback resistor (RFB) facilitates R-2R and temperature tracking for voltage conversion when used with an external operational amplifier.
- External Reference: The full-scale output current is determined by an external ±10 V multiplying reference.
Applications
- Automatic Test Equipment: The precision and accuracy of the AD5543BRM-REEL7 make it suitable for use in automatic test equipment.
- Instrumentation: It is used in various instrumentation applications where precise analog output is required.
- Digitally Controlled Calibration: The DAC can be used for digitally controlled calibration in various systems.
- Industrial Control and Programmable Logic Controllers: It is applicable in industrial control systems and programmable logic controllers due to its precision and reliability.
Q & A
- What is the resolution of the AD5543BRM-REEL7 DAC?
The AD5543BRM-REEL7 is a 16-bit DAC.
- What is the typical settling time of the AD5543BRM-REEL7?
The typical settling time is 500 ns.
- What type of package is the AD5543BRM-REEL7 available in?
The AD5543BRM-REEL7 is available in an 8-lead MSOP package.
- What is the operating voltage of the AD5543BRM-REEL7?
The device operates from a single 5 V supply.
- How is the full-scale output current determined?
The full-scale output current is determined by an external ±10 V multiplying reference.
- What type of interface does the AD5543BRM-REEL7 use?
The device uses a 3-wire SPI-compatible interface.
- What is the purpose of the internal feedback resistor (RFB)?
The internal feedback resistor (RFB) facilitates R-2R and temperature tracking for voltage conversion when used with an external operational amplifier.
- What are some common applications of the AD5543BRM-REEL7?
Common applications include automatic test equipment, instrumentation, digitally controlled calibration, and industrial control systems.
- What is the operating temperature range of the AD5543BRM-REEL7?
The operating temperature range is -40°C to 85°C.
- How does the AD5543BRM-REEL7 handle data transfer?
New serial data is clocked into the serial input register in a 16-bit data-word format, with the MSB loaded first.
