Overview
The AD5543BR is a precision 16-bit digital-to-analog converter (DAC) manufactured by Analog Devices Inc. This component is designed for high accuracy and low power consumption, making it suitable for a variety of applications requiring precise analog output. The AD5543BR operates from a single 5V supply and uses an external reference voltage to determine the full-scale output current. It features a compact 8-lead SOIC package and is known for its ultracompact form factor and high-speed serial data interface.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Manufacturer | Analog Devices Inc. | |
| Category | Integrated Circuits (ICs) - Data Acquisition - Digital to Analog Converters (DAC) | |
| Package | 8-SOIC (0.154", 3.90mm Width) | |
| Number of Bits | 16 | |
| Number of D/A Converters | 1 | |
| Settling Time | 500ns (Typ) | |
| Output Type | Current - Unbuffered | |
| Differential Output | No | |
| Data Interface | SPI | |
| Reference Type | External | |
| Voltage - Supply, Analog | 5V | |
| Voltage - Supply, Digital | 5V | |
| INL/DNL (LSB) | ±2 (Max), ±1 (Max) | |
| Architecture | R-2R | |
| Operating Temperature | -40°C ~ 85°C | |
| Full-Scale Output Current | 2 mA typ | |
| Logic Input Low Voltage | 0.8 V max | |
| Logic Input High Voltage | 2.4 V min | |
| Clock Input Frequency | 50 MHz |
Key Features
- Precision 16-bit DAC: Offers high resolution with ±2 LSB maximum integral nonlinearity (INL) and ±1 LSB maximum differential nonlinearity (DNL).
- Low Power Consumption: Operates from a single 5V supply, making it energy-efficient.
- Compact Packaging: Available in ultracompact 8-lead SOIC and MSOP packages.
- High-Speed Serial Interface: Uses a 3-wire SPI-compatible interface for fast data transfer.
- External Reference Voltage: Allows for flexible full-scale output current adjustment based on the external reference voltage.
- Built-in Feedback Resistor (RFB): Facilitates voltage conversion when combined with an external operational amplifier.
- High Settling Time Accuracy: Settling time of 500ns (typical), ensuring quick and accurate output transitions.
Applications
- Automatic Test Equipment: Ideal for precision measurement and calibration in automated testing environments.
- Instrumentation: Suitable for various instrumentation applications requiring high accuracy and stability.
- Digitally Controlled Calibration: Used in systems that require precise digital control over analog outputs for calibration purposes.
- Industrial Control and Programmable Logic Controllers (PLCs): Applicable in industrial settings where precise analog outputs are necessary for control and monitoring.
Q & A
- What is the resolution of the AD5543BR DAC?
The AD5543BR is a 16-bit DAC, offering a resolution of 16 bits.
- What is the typical settling time of the AD5543BR?
The settling time is 500ns (typical).
- What type of package is the AD5543BR available in?
The AD5543BR is available in 8-lead SOIC and MSOP packages.
- What is the supply voltage for the AD5543BR?
The AD5543BR operates from a single 5V supply.
- What is the data interface used by the AD5543BR?
The AD5543BR uses a 3-wire SPI-compatible serial data interface.
- What is the full-scale output current of the AD5543BR?
The full-scale output current is typically 2 mA, dependent on the external reference voltage.
- Is the AD5543BR still in production?
No, the AD5543BR is no longer manufactured. However, substitutes are available.
- What are the operating temperature ranges for the AD5543BR?
The operating temperature range is -40°C to 85°C.
- What are some common applications of the AD5543BR?
Common applications include automatic test equipment, instrumentation, digitally controlled calibration, and industrial control systems.
- Does the AD5543BR have built-in ESD protection?
Yes, the AD5543BR includes ESD protection circuits.
