Overview
The AD7538KRZ-REEL, produced by Analog Devices Inc., is a 14-bit monolithic CMOS digital-to-analog converter (DAC). This device is designed to achieve excellent linearity through the use of laser trimmed thin-film resistors. It is part of the LC²MOS (Linear Compatible CMOS) family, ensuring compatibility with most microprocessors and accepting TTL or CMOS logic level inputs. The AD7538KRZ-REEL is packaged in a 24-Lead SOIC (Wide) and is suitable for various high-precision applications requiring reliable digital-to-analog conversion.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 14 bits |
| Output Type | Voltage |
| Output Range | 0 to VREF (where VREF is the reference voltage) |
| Linearity | Excellent linearity due to laser trimmed thin-film resistors |
| Input Logic | TTL or CMOS compatible |
| Package Type | 24-Lead SOIC (Wide) |
| Operating Temperature Range | -40°C to +85°C |
| Power Supply | Single supply: +5V ± 10% |
Key Features
- Double buffering capability using LDAC for simultaneous updates in multiple DAC systems.
- Low leakage configuration ensuring excellent output leakage current characteristics over the specified temperature range.
- Speed compatible with most microprocessors.
- High linearity and accuracy due to laser trimmed thin-film resistors.
- Available in 24-Lead SOIC (Wide) and PDIP packages.
Applications
The AD7538KRZ-REEL is suitable for a variety of applications requiring high precision digital-to-analog conversion, such as:
- Industrial control systems.
- Aerospace and defense systems.
- Medical devices.
- Automotive systems.
- High-performance data acquisition systems.
Q & A
- What is the resolution of the AD7538KRZ-REEL?
The AD7538KRZ-REEL has a resolution of 14 bits. - What type of input logic does the AD7538KRZ-REEL support?
The AD7538KRZ-REEL supports TTL or CMOS logic level inputs. - What is the package type of the AD7538KRZ-REEL?
The AD7538KRZ-REEL is packaged in a 24-Lead SOIC (Wide). - What is the operating temperature range of the AD7538KRZ-REEL?
The operating temperature range is -40°C to +85°C. - Does the AD7538KRZ-REEL support double buffering?
Yes, the AD7538KRZ-REEL supports double buffering using the LDAC pin. - What is the power supply requirement for the AD7538KRZ-REEL?
The AD7538KRZ-REEL requires a single supply of +5V ± 10%. - Why is the AD7538KRZ-REEL known for its linearity?
The AD7538KRZ-REEL is known for its excellent linearity due to the use of laser trimmed thin-film resistors. - Is the AD7538KRZ-REEL still in production?
No, the AD7538KRZ-REEL is obsolete and no longer manufactured, but substitutes are available. - What are some common applications of the AD7538KRZ-REEL?
Common applications include industrial control systems, aerospace and defense systems, medical devices, automotive systems, and high-performance data acquisition systems. - How does the AD7538KRZ-REEL handle output leakage current?
The AD7538KRZ-REEL features a novel low leakage configuration that ensures excellent output leakage current characteristics over the specified temperature range.
