AD574: A High-Performance Analog to Digital Converter for Military Applications
12 Bit ADC Military, MIL-STD-883 Series AD574 15V 28-CDIP (0.600, 15.24mm)









12 Bit ADC Military, MIL-STD-883 Series AD574 15V 28-CDIP (0.600, 15.24mm)
The AD574 is a high-performance analog to digital converter (ADC) designed for military applications. Manufactured by Analog Devices Inc., this through-hole mounted ADC offers a range of features and capabilities that make it suitable for a variety of demanding environments. This article provides a detailed description of the AD574, highlighting its key features, applications, reference designs, alternative parts, and frequently asked questions.
Product Introduction
1. Description:
The AD574 is a 12-bit ADC that utilizes successive approximation register (SAR) architecture. It is designed to convert analog signals into digital data with high accuracy and speed. The ADC is housed in a 28-CDIP package, making it suitable for through-hole mounting. With an operating temperature range of -55°C to 125°C, the AD574 is capable of withstanding extreme environmental conditions, making it ideal for military applications.
2. Features:
- 12-bit resolution: The AD574 provides a resolution of 12 bits, allowing for precise conversion of analog signals into digital data.
- Single-ended input: The ADC supports single-ended input, making it compatible with a wide range of sensor and signal sources.
- External and internal reference: The AD574 can be operated with either an external or internal reference voltage, providing flexibility in system design.
- Parallel data interface: The ADC utilizes a parallel data interface, enabling high-speed data transfer.
- Low power consumption: With a maximum power dissipation of 725mW, the AD574 offers efficient power usage.
- Wide supply voltage range: The ADC supports a supply voltage range of ±11.4V to ±16.5V, accommodating various power supply configurations.
3. Applications:
Primary applications:
- Military and defense systems: The AD574's rugged design and high-performance capabilities make it suitable for military applications such as communication systems, radar systems, and avionics.
- Industrial automation: The ADC can be used in industrial automation systems for precise measurement and control of analog signals.
- Test and measurement equipment: The AD574 is commonly employed in test and measurement equipment for accurate data acquisition and analysis.
Secondary applications:
- Medical equipment: The ADC can be utilized in medical equipment for high-resolution data acquisition in applications such as patient monitoring and diagnostics.
- Automotive systems: The AD574 can be integrated into automotive systems for accurate measurement and control of analog signals.
Applicable specific modules:
The AD574 can be used in conjunction with various modules such as microcontrollers, digital signal processors (DSPs), and field-programmable gate arrays (FPGAs) to enable comprehensive system functionality.
4. Reference designs:
Analog Devices Inc. provides several reference designs that incorporate the AD574 ADC. Some notable reference designs include:
- Precision Data Acquisition System: This reference design showcases the AD574's capabilities in a high-precision data acquisition system.
- Signal Conditioning and Data Acquisition System: This design demonstrates the integration of the AD574 with signal conditioning circuitry for accurate analog signal acquisition.
5. Alternative parts:
While the AD574 is a reliable and high-performance ADC, there are alternative parts available in the market. Some alternatives to consider include the AD574A and AD574B, which offer similar features and performance characteristics.
6. FAQs:
Q1: Is the AD574 suitable for harsh environments?
A1: Yes, the AD574 is designed for rugged environments, with an operating temperature range of -55°C to 125°C.
Q2: Can the AD574 be used with a microcontroller?
A2: Yes, the AD574 can be interfaced with a microcontroller using its parallel data interface.
Q3: Does the AD574 support bipolar and unipolar input signals?
A3: Yes, the AD574 supports both bipolar and unipolar input signals, providing flexibility in signal acquisition.
Q4: Is the AD574 RoHS compliant?
A4: No, the AD574 is not RoHS compliant and contains lead.
In conclusion, the AD574 is a high-performance ADC suitable for military and demanding applications. With its precision, versatility, and rugged design, the AD574 offers reliable data acquisition capabilities in a variety of environments.
Specifications
- TypeParameter
- Lifecycle Status
Lifecycle Status refers to the current stage of an electronic component in its product life cycle, indicating whether it is active, obsolete, or transitioning between these states. An active status means the component is in production and available for purchase. An obsolete status indicates that the component is no longer being manufactured or supported, and manufacturers typically provide a limited time frame for support. Understanding the lifecycle status is crucial for design engineers to ensure continuity and reliability in their projects.
PRODUCTION (Last Updated: 6 days ago) - Factory Lead Time10 Weeks
- Mount
In electronic components, the term "Mount" typically refers to the method or process of physically attaching or fixing a component onto a circuit board or other electronic device. This can involve soldering, adhesive bonding, or other techniques to secure the component in place. The mounting process is crucial for ensuring proper electrical connections and mechanical stability within the electronic system. Different components may have specific mounting requirements based on their size, shape, and function, and manufacturers provide guidelines for proper mounting procedures to ensure optimal performance and reliability of the electronic device.
Through Hole - Mounting Type
The "Mounting Type" in electronic components refers to the method used to attach or connect a component to a circuit board or other substrate, such as through-hole, surface-mount, or panel mount.
Through Hole - Package / Case
refers to the protective housing that encases an electronic component, providing mechanical support, electrical connections, and thermal management.
28-CDIP (0.600, 15.24mm) - Number of Pins28
- Usage LevelMilitary grade
- Operating Temperature
The operating temperature is the range of ambient temperature within which a power supply, or any other electrical equipment, operate in. This ranges from a minimum operating temperature, to a peak or maximum operating temperature, outside which, the power supply may fail.
-55°C~125°C - Packaging
Semiconductor package is a carrier / shell used to contain and cover one or more semiconductor components or integrated circuits. The material of the shell can be metal, plastic, glass or ceramic.
Tube - Series
In electronic components, the "Series" refers to a group of products that share similar characteristics, designs, or functionalities, often produced by the same manufacturer. These components within a series typically have common specifications but may vary in terms of voltage, power, or packaging to meet different application needs. The series name helps identify and differentiate between various product lines within a manufacturer's catalog.
Military, MIL-STD-883 - JESD-609 Code
The "JESD-609 Code" in electronic components refers to a standardized marking code that indicates the lead-free solder composition and finish of electronic components for compliance with environmental regulations.
e0 - Pbfree Code
The "Pbfree Code" parameter in electronic components refers to the code or marking used to indicate that the component is lead-free. Lead (Pb) is a toxic substance that has been widely used in electronic components for many years, but due to environmental concerns, there has been a shift towards lead-free alternatives. The Pbfree Code helps manufacturers and users easily identify components that do not contain lead, ensuring compliance with regulations and promoting environmentally friendly practices. It is important to pay attention to the Pbfree Code when selecting electronic components to ensure they meet the necessary requirements for lead-free applications.
no - Part Status
Parts can have many statuses as they progress through the configuration, analysis, review, and approval stages.
Active - Moisture Sensitivity Level (MSL)
Moisture Sensitivity Level (MSL) is a standardized rating that indicates the susceptibility of electronic components, particularly semiconductors, to moisture-induced damage during storage and the soldering process, defining the allowable exposure time to ambient conditions before they require special handling or baking to prevent failures
1 (Unlimited) - Number of Terminations28
- Terminal Finish
Terminal Finish refers to the surface treatment applied to the terminals or leads of electronic components to enhance their performance and longevity. It can improve solderability, corrosion resistance, and overall reliability of the connection in electronic assemblies. Common finishes include nickel, gold, and tin, each possessing distinct properties suitable for various applications. The choice of terminal finish can significantly impact the durability and effectiveness of electronic devices.
Tin/Lead (Sn/Pb) - Max Power Dissipation
The maximum power that the MOSFET can dissipate continuously under the specified thermal conditions.
725mW - Terminal Position
In electronic components, the term "Terminal Position" refers to the physical location of the connection points on the component where external electrical connections can be made. These connection points, known as terminals, are typically used to attach wires, leads, or other components to the main body of the electronic component. The terminal position is important for ensuring proper connectivity and functionality of the component within a circuit. It is often specified in technical datasheets or component specifications to help designers and engineers understand how to properly integrate the component into their circuit designs.
DUAL - Number of Functions1
- Supply Voltage
Supply voltage refers to the electrical potential difference provided to an electronic component or circuit. It is crucial for the proper operation of devices, as it powers their functions and determines performance characteristics. The supply voltage must be within specified limits to ensure reliability and prevent damage to components. Different electronic devices have specific supply voltage requirements, which can vary widely depending on their design and intended application.
15V - Base Part Number
The "Base Part Number" (BPN) in electronic components serves a similar purpose to the "Base Product Number." It refers to the primary identifier for a component that captures the essential characteristics shared by a group of similar components. The BPN provides a fundamental way to reference a family or series of components without specifying all the variations and specific details.
AD574 - Pin Count
a count of all of the component leads (or pins)
28 - Qualification Status
An indicator of formal certification of qualifications.
Qualified - Polarity
In electronic components, polarity refers to the orientation or direction in which the component must be connected in a circuit to function properly. Components such as diodes, capacitors, and LEDs have polarity markings to indicate which terminal should be connected to the positive or negative side of the circuit. Connecting a component with incorrect polarity can lead to malfunction or damage. It is important to pay attention to polarity markings and follow the manufacturer's instructions to ensure proper operation of electronic components.
Bipolar, Unipolar - Configuration
The parameter "Configuration" in electronic components refers to the specific arrangement or setup of the components within a circuit or system. It encompasses how individual elements are interconnected and their physical layout. Configuration can affect the functionality, performance, and efficiency of the electronic system, and may influence factors such as signal flow, impedance, and power distribution. Understanding the configuration is essential for design, troubleshooting, and optimizing electronic devices.
ADC - Power Dissipation
the process by which an electronic or electrical device produces heat (energy loss or waste) as an undesirable derivative of its primary action.
725mW - Number of Bits12
- Input Type
Input type in electronic components refers to the classification of the signal or data that a component can accept for processing or conversion. It indicates whether the input is analog, digital, or a specific format such as TTL or CMOS. Understanding input type is crucial for ensuring compatibility between different electronic devices and circuits, as it determines how signals are interpreted and interacted with.
Single Ended - Architecture
In electronic components, the parameter "Architecture" refers to the overall design and structure of the component. It encompasses the arrangement of internal components, the layout of circuitry, and the physical form of the component. The architecture of an electronic component plays a crucial role in determining its functionality, performance, and compatibility with other components in a system. Different architectures can result in variations in power consumption, speed, size, and other key characteristics of the component. Designers often consider the architecture of electronic components carefully to ensure optimal performance and integration within a larger system.
SAR - Reference Type
a code object that is not stored directly where it is created, but that acts as a kind of pointer to a value stored elsewhere.
External, Internal - Data Interface
A Data Interface in EDQ is a template of a set of attributes representing a given entity, used to create processes that read from, or write to, interfaces rather than directly from or to sources or targets of data.
Parallel - Resolution
Resolution in electronic components refers to the smallest increment of measurement or change that can be detected or represented by the component. It is a crucial specification in devices such as sensors, displays, and converters, as it determines the level of detail or accuracy that can be achieved. For example, in a digital camera, resolution refers to the number of pixels that make up an image, with higher resolution indicating a greater level of detail. In analog-to-digital converters, resolution is the number of discrete values that can be represented in the digital output, determining the precision of the conversion process. Overall, resolution plays a significant role in determining the performance and capabilities of electronic components in various applications.
1.5 B - Voltage - Supply, Analog
Voltage - Supply, Analog is a parameter in electronic components that specifies the range of voltage levels required to power the analog circuitry within the component. This parameter indicates the minimum and maximum voltage levels that the component can accept for proper operation of its analog functions. It is crucial to ensure that the voltage supplied to the component falls within this specified range to prevent damage and ensure optimal performance. Understanding and adhering to the "Voltage - Supply, Analog" parameter is essential for the proper functioning of analog circuits in electronic components.
±11.4V~16.5V - Voltage - Supply, Digital
Voltage - Supply, Digital is a parameter that specifies the voltage level required to power the digital circuitry within an electronic component, such as an integrated circuit or a microcontroller. This parameter is crucial for ensuring proper operation of the digital components, as supplying the correct voltage level is essential for reliable performance. The specified voltage range typically includes both minimum and maximum values within which the component can operate safely and efficiently. It is important to adhere to the recommended voltage supply range to prevent damage to the component and to maintain the integrity of the digital signals being processed.
5V - Number of Analog In Channels1
- Max Dual Supply Voltage
A Dual power supply is a regular direct current power supply. It can provide a positive as well as negative voltage. It ensures stable power supply to the device as well as it helps to prevent system damage.
16.5V - Output Bit Code
Output Bit Code refers to the digital representation of the output signal of an electronic component, typically in binary form. It indicates the specific combination of bits that represent the output value of the component. The output bit code is crucial for interpreting and processing the output data accurately in digital systems. By understanding the output bit code, engineers can design appropriate circuits and algorithms to manipulate and utilize the output information effectively.
BINARY - Power Consumption
Power consumption is the amount of input energy (measured in watts) required for an electrical appliance to function. This is opposed to power output which is a measure of the level of performance, of a heat pump for example.
390mW - Integral Nonlinearity (INL)
Integral Nonlinearity (INL) is a measure of the deviation of a transfer function from a straight line when considering the entire output range of a device, such as a digital-to-analog converter or an analog-to-digital converter. It is quantified as the maximum deviation of the actual output from the ideal output across the entire input range, expressed as a percentage of the full-scale output. INL indicates how closely the output follows a linear model, influencing the accuracy of the signal representation in electronic components. A lower INL value signifies better linearity and higher precision in signal processing applications.
1 LSB - Min Dual Supply Voltage
The parameter "Min Dual Supply Voltage" in electronic components refers to the minimum voltage required for the proper operation of a device that uses dual power supplies. Dual power supplies typically consist of a positive and a negative voltage source. The "Min Dual Supply Voltage" specification ensures that both the positive and negative supply voltages are within a certain range to guarantee the device functions correctly. It is important to adhere to this parameter to prevent damage to the component and ensure reliable performance.
11.4V - Number of Converters1
- Ratio - S/H:ADC
The parameter "Ratio - S/H:ADC" in electronic components refers to the ratio between the sample and hold (S/H) circuit and the analog-to-digital converter (ADC) in a system. The sample and hold circuit is responsible for capturing and holding the input signal at a specific moment in time, while the ADC converts this analog signal into a digital format for processing. The ratio between the S/H and ADC components is important as it determines the accuracy and speed of the analog-to-digital conversion process. A higher ratio typically indicates a more precise and efficient conversion process, leading to better overall performance of the electronic system. Engineers often consider this parameter when designing and optimizing electronic circuits to ensure reliable and high-quality signal processing.
0:1 - Negative Supply Voltage-Nom
The parameter "Negative Supply Voltage-Nom" in electronic components refers to the nominal voltage level that can be safely applied as the negative supply voltage to the component. This parameter is important for ensuring the proper functioning and reliability of the component within its specified operating conditions. It indicates the voltage level that the component is designed to operate with when a negative voltage supply is required. It is crucial to adhere to this specified voltage range to prevent damage to the component and maintain its performance characteristics.
-15V - Number of Analog Inputs2
- Height Seated (Max)
Height Seated (Max) is a parameter in electronic components that refers to the maximum allowable height of the component when it is properly seated or installed on a circuit board or within an enclosure. This specification is crucial for ensuring proper fit and alignment within the overall system design. Exceeding the maximum seated height can lead to mechanical interference, electrical shorts, or other issues that may impact the performance and reliability of the electronic device. Manufacturers provide this information to help designers and engineers select components that will fit within the designated space and function correctly in the intended application.
5.75mm - Radiation Hardening
Radiation hardening is the process of making electronic components and circuits resistant to damage or malfunction caused by high levels of ionizing radiation, especially for environments in outer space (especially beyond the low Earth orbit), around nuclear reactors and particle accelerators, or during nuclear accidents or nuclear warfare.
No - RoHS Status
RoHS means “Restriction of Certain Hazardous Substances” in the “Hazardous Substances Directive” in electrical and electronic equipment.
Non-RoHS Compliant - Lead Free
Lead Free is a term used to describe electronic components that do not contain lead as part of their composition. Lead is a toxic material that can have harmful effects on human health and the environment, so the electronics industry has been moving towards lead-free components to reduce these risks. Lead-free components are typically made using alternative materials such as silver, copper, and tin. Manufacturers must comply with regulations such as the Restriction of Hazardous Substances (RoHS) directive to ensure that their products are lead-free and environmentally friendly.
Contains Lead
Parts with Similar Specs
- ImagePart NumberManufacturerPackage / CaseNumber of PinsNumber of BitsPolarityIntegral Nonlinearity (INL)Number of ConvertersMin Dual Supply VoltageSupply VoltageView Compare
5962-8512702XA
28-CDIP (0.600, 15.24mm)
28
12
Bipolar, Unipolar
1 LSB
1
11.4 V
15 V
28-TSSOP (0.173, 4.40mm Width)
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- PCN Assembly/Origin :
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