Overview
The PM7543FSZ, produced by Analog Devices Inc., is a 12-bit resolution, multiplying, CMOS digital-to-analog converter (DAC). This device features serial data input and current output, which reduces the pin count and allows for a smaller package, saving PCB space. It is designed to be a superior, pin-compatible second-source to the industry standard AD7543.
The PM7543FSZ is known for its improved analog parameters, including reduced digital charge injection, enhanced power supply rejection, lower output capacitance, minimized feedthrough error, and fast microprocessor interface. Additionally, it includes improved ESD protective circuitry.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12 bits |
| Data Input | Serial |
| Output Type | Current |
| Package Type | 16-pin SOIC |
| Temperature Range | -40°C to +85°C |
| Interface Timing | Fast microprocessor interface |
| ESD Protection | Improved ESD protective circuitry |
Key Features
- Serial data input reduces pin count and allows for a smaller package.
- Improved analog parameters such as reduced digital charge injection and enhanced power supply rejection.
- Lower output capacitance and minimized feedthrough error.
- Fast microprocessor interface to reduce timing design considerations and minimize microprocessor wait states.
- Improved ESD protective circuitry.
- Asynchronous CLEAR input to reset the DAC register without altering the data in the input register.
- Separate LOAD control inputs for simultaneous output updating of multiple DACs.
Applications
The PM7543FSZ is suitable for various applications requiring precise digital-to-analog conversion, such as:
- Industrial control systems.
- Aerospace and defense systems.
- Medical devices.
- Automotive systems.
- Any application requiring high-resolution, multiplying DACs with serial input and current output.
Q & A
- What is the resolution of the PM7543FSZ?
The PM7543FSZ has a 12-bit resolution.
- What type of data input does the PM7543FSZ use?
The PM7543FSZ uses serial data input.
- What is the output type of the PM7543FSZ?
The output type is current.
- What is the package type of the PM7543FSZ?
The PM7543FSZ is available in a 16-pin SOIC package.
- What is the operating temperature range of the PM7543FSZ?
The operating temperature range is -40°C to +85°C.
- Does the PM7543FSZ have ESD protection?
Yes, the PM7543FSZ includes improved ESD protective circuitry.
- How does the PM7543FSZ handle data loading and clearing?
The PM7543FSZ has separate LOAD control inputs for simultaneous output updating of multiple DACs and an asynchronous CLEAR input to reset the DAC register.
- What are some of the improved analog parameters of the PM7543FSZ?
The PM7543FSZ features reduced digital charge injection, enhanced power supply rejection, lower output capacitance, and minimized feedthrough error.
- Is the PM7543FSZ compatible with other industry-standard DACs?
Yes, the PM7543FSZ is a pin-compatible second-source to the industry standard AD7543.
- What are some typical applications for the PM7543FSZ?
The PM7543FSZ is suitable for industrial control systems, aerospace and defense systems, medical devices, automotive systems, and any application requiring high-resolution, multiplying DACs.
