
Allicdata Part #: | MAX508AEWP+-ND |
Manufacturer Part#: |
MAX508AEWP+ |
Price: | $ 0.00 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | Maxim Integrated |
Short Description: | IC DAC 12BIT W/REF 20-SOIC |
More Detail: | 12 Bit Digital to Analog Converter 1 20-SOIC |
DataSheet: | ![]() |
Quantity: | 76 |
Specifications
Reference Type: | Internal |
Base Part Number: | MAX508 |
Supplier Device Package: | 20-SOIC |
Package / Case: | 20-SOIC (0.295", 7.50mm Width) |
Operating Temperature: | -40°C ~ 85°C |
Architecture: | R-2R |
INL/DNL (LSB): | ±0.75 (Max), ±1 (Max) |
Voltage - Supply, Digital: | 11.4 V ~ 15.75 V |
Voltage - Supply, Analog: | ±11.4 V ~ 15.75 V |
Series: | -- |
Data Interface: | Parallel |
Differential Output: | No |
Output Type: | Voltage - Buffered |
Settling Time: | 5µs |
Number of D/A Converters: | 1 |
Number of Bits: | 12 |
Part Status: | Active |
Packaging: | Tube |
Description
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MAX508AEWP+ Digital to Analog Converters (DAC) Application Field and Working Principle
Digital-to-Analog converters, or DACs, are circuits used to convert a digital signal to an analog one in order to be used by an analog device (such as a speaker). The MAX508AEWP+ is an 18-bit digital to analog converter which uses a tracking architecture to provide precision and accuracy. It is designed for data acquisition and medical systems.Applications
The MAX508AEWP+ has a wide range of applications, including data acquisition, medical devices, test and measurement applications, and precision control systems. It can be used in medical systems to control motor speed and muscle force. It is also used in data acquisition systems to convert digital signals to analog, for example in digital temperature measurement. In addition, it is used in precision control of stepper motors.Working Principle
The MAX508AEWP+ uses an 18-bit resolution and a tracking architecture to provide precision and accuracy. This architecture works by using a dual-slope conversion technique, wherein the analog output is updated periodically. During a conversion cycle, the DAC receives a digital code which is then converted to an equivalent analog voltage. This analog voltage is then integrated over a set amount of time and compared to an internal threshold voltage. If the integrated voltage is less than the threshold voltage, the code is decoded and the analog output is updated accordingly. The MAX508AEWP+ also contains digital error correction circuitry that allows for precise digital-to-analog conversions. The error correction circuitry is composed of two DDL loops, a logic cell loop, a latch loop, and a gain correction loop. The first DDL loop contains programmable bits which can be used to account for gain errors due to manufacturing process variations. The logic cell loop is used to correct digital offset errors. The latch loop is used to fine-tune the DAC\'s internal gain and offset adjustments, while the gain correction loop is used to account for temperature, supply voltage, and other changes.Conclusion
The MAX508AEWP+ is a precision and accurate 18-bit digital to analog converter. It is used in a variety of applications, from medical systems to precision control systems, and is designed for data acquisition and medical systems. The DAC employs a tracking architecture with error correction circuitry to ensure accurate digital-to-analog conversion. By correctly employing the DAC, engineers and designers can ensure that their systems will accurately convert digital signals to analog outputs.The specific data is subject to PDF, and the above content is for reference
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