Overview
The AD7543JN/+ is a precision 12-bit monolithic CMOS multiplying Digital-to-Analog Converter (DAC) designed by Analog Devices Inc. This component is optimized for serial interface applications and is part of the AD7543 series. It features a 12-bit serial-in parallel-out shift register and a 12-bit DAC input register, allowing for efficient data transfer and conversion. The AD7543JN/+ is known for its high precision and reliability, making it suitable for various applications requiring accurate digital-to-analog conversion.
Key Specifications
| Specification | Value |
|---|---|
| Number of Bits | 12 |
| Number of D/A Converters | 1 |
| Settling Time | 2µs |
| Output Type | Current - Unbuffered |
| Differential Output | Yes |
| Data Interface | Serial |
| Reference Type | External |
| Voltage - Supply, Analog | 5V |
| Voltage - Supply, Digital | 5V |
| INL/DNL (LSB) | ±1 (Max), ±2 (Max) |
| Architecture | R-2R |
| Operating Temperature | -40°C ~ 85°C |
| Package / Case | 16-DIP (0.300", 7.62mm) |
Key Features
- High Precision: The AD7543JN/+ offers high precision with an INL/DNL of ±1 (Max) and ±2 (Max) LSB, ensuring accurate digital-to-analog conversion.
- Serial Interface: It features a serial data interface, allowing for efficient data transfer and integration into various digital systems.
- R-2R Architecture: The DAC uses an R-2R architecture, which is known for its simplicity and effectiveness in digital-to-analog conversion.
- External Reference: The component supports an external reference voltage, providing flexibility in system design.
- Wide Operating Temperature Range: It operates over a temperature range of -40°C to 85°C, making it suitable for a variety of environmental conditions.
- Compact Packaging: The 16-DIP package is convenient for use on various circuit boards and suitable for large-scale SMT production.
Applications
- Digital Potentiometer Emulation: The AD7543JN/+ can be used to emulate digital potentiometers, providing digitally controlled variable resistances in circuits.
- Video Processing: In video processing, this DAC can convert digital video signals into analog signals for display and transmission.
- Test and Measurement: It is useful in test and measurement applications where precise digital-to-analog conversion is required.
Q & A
- What is the resolution of the AD7543JN/+ DAC?
The AD7543JN/+ is a 12-bit DAC.
- What type of data interface does the AD7543JN/+ use?
The AD7543JN/+ uses a serial data interface.
- What is the settling time of the AD7543JN/+?
The settling time is 2µs.
- What is the operating temperature range of the AD7543JN/+?
The operating temperature range is -40°C to 85°C.
- What type of output does the AD7543JN/+ provide?
The output is current-unbuffered and differential.
- What is the architecture of the AD7543JN/+ DAC?
The DAC uses an R-2R architecture.
- What is the package type of the AD7543JN/+?
The package type is 16-DIP (0.300", 7.62mm).
- Is the AD7543JN/+ RoHS compliant?
No, the AD7543JN/+ is not RoHS compliant.
- What are some common applications of the AD7543JN/+?
Common applications include digital potentiometer emulation, video processing, and test and measurement.
- What are the supply voltages for the AD7543JN/+?
The supply voltages are 5V for both analog and digital supplies.
