Specifications
| Attribute | Value |
| Package / Case | Tube |
| Series | XFET® |
| Part Status | Active |
| Reference Type | Series |
| Output Type | Fixed |
| Voltage - Output (Min/Fixed) | 4.096V |
| Current - Output | 10 mA |
| Tolerance | ±0.13% |
| Temperature Coefficient | 10ppm/°C |
| Noise - 01 Hzto10 Hz | 1.8µVp-p |
| Voltage - Input | 4.6V ~ 18V |
| Supply Current | 3.75mA |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Mounting Type | Surface Mount |
Overview
Description
ADR444ARMZ is a precision voltage reference device commonly used in electronics and instrumentation applications. Manufactured by Analog Devices, it provides a stable and accurate voltage output, which is crucial for the calibration and performance of various electronic systems. This component is known for its low noise and low drift over temperature, making it suitable for high-precision applications.
The "ADR" in its name denotes it as part of Analog Devices' series of voltage references, while "444" typically refers to its specific model within the series. "ARMZ" provides details about the package type and temperature range specifications. These devices are often used in analog-to-digital converters (ADCs), digital-to-analog converters (DACs), and other precision measurement systems where voltage stability is paramount.
Its reliability and performance make ADR444ARMZ a popular choice in fields like telecommunications, industrial automation, and instrumentation. By ensuring that the reference voltage remains constant despite changes in temperature, load, or input voltage, it plays a critical role in enhancing the accuracy and reliability of electronic circuits.
The "ADR" in its name denotes it as part of Analog Devices' series of voltage references, while "444" typically refers to its specific model within the series. "ARMZ" provides details about the package type and temperature range specifications. These devices are often used in analog-to-digital converters (ADCs), digital-to-analog converters (DACs), and other precision measurement systems where voltage stability is paramount.
Its reliability and performance make ADR444ARMZ a popular choice in fields like telecommunications, industrial automation, and instrumentation. By ensuring that the reference voltage remains constant despite changes in temperature, load, or input voltage, it plays a critical role in enhancing the accuracy and reliability of electronic circuits.
Equivalent
The ADR444ARMZ is a high-precision voltage reference chip. Equivalent products from other manufacturers include the LM4040 from Texas Instruments, the LT1021 from Analog Devices, and the REF5045 from Texas Instruments. These components offer similar voltage reference features, though specific parameters like temperature coefficient, output voltage, and package type may vary, so it’s important to compare their datasheets to ensure suitability for your application.
Features
The ADR444ARMZ is a precision voltage reference device known for its high accuracy and stability. Key features of this component include:
1. Voltage Output: It provides a fixed output voltage with low noise and low drift over temperature variations.
2. High Initial Accuracy: The ADR444ARMZ offers a low initial error, making it suitable for precision applications.
3. Low Noise: It features low output noise, which is crucial for high-resolution data acquisition systems.
4. Temperature Coefficient: The device has a low temperature coefficient, ensuring minimal change in output voltage with temperature fluctuations.
5. Wide Operating Range: It operates over a wide input voltage range and is suitable for various applications.
6. Stability: The ADR444ARMZ offers excellent long-term stability, maintaining performance over time.
7. Compact Package: It comes in a small, surface-mount package ideal for space-constrained applications.
8. Low Quiescent Current: The device consumes minimal power, making it efficient for battery-operated devices.
These features make the ADR444ARMZ suitable for high-precision instrumentation, data acquisition systems, and any application requiring a stable voltage reference.
1. Voltage Output: It provides a fixed output voltage with low noise and low drift over temperature variations.
2. High Initial Accuracy: The ADR444ARMZ offers a low initial error, making it suitable for precision applications.
3. Low Noise: It features low output noise, which is crucial for high-resolution data acquisition systems.
4. Temperature Coefficient: The device has a low temperature coefficient, ensuring minimal change in output voltage with temperature fluctuations.
5. Wide Operating Range: It operates over a wide input voltage range and is suitable for various applications.
6. Stability: The ADR444ARMZ offers excellent long-term stability, maintaining performance over time.
7. Compact Package: It comes in a small, surface-mount package ideal for space-constrained applications.
8. Low Quiescent Current: The device consumes minimal power, making it efficient for battery-operated devices.
These features make the ADR444ARMZ suitable for high-precision instrumentation, data acquisition systems, and any application requiring a stable voltage reference.
Pinout
The ADR444ARMZ is a high precision voltage reference from Analog Devices. It typically comes in an 8-pin MSOP (Mini Small Outline Package) package. Here is a brief overview of its pin functions:
1. Pin 1 (OUT): Voltage reference output.
2. Pin 2 (TRIM/NR): This pin is used for trimming or noise reduction.
3. Pin 3 (GND): Ground connection.
4. Pin 4 (VIN): Input voltage supply.
5. Pin 5 (NC): No connection.
6. Pin 6 (NC): No connection.
7. Pin 7 (NC): No connection.
8. Pin 8 (NC): No connection.
The ADR444ARMZ provides a precise voltage reference with low noise and excellent long-term stability, making it suitable for applications requiring high accuracy and stability.
1. Pin 1 (OUT): Voltage reference output.
2. Pin 2 (TRIM/NR): This pin is used for trimming or noise reduction.
3. Pin 3 (GND): Ground connection.
4. Pin 4 (VIN): Input voltage supply.
5. Pin 5 (NC): No connection.
6. Pin 6 (NC): No connection.
7. Pin 7 (NC): No connection.
8. Pin 8 (NC): No connection.
The ADR444ARMZ provides a precise voltage reference with low noise and excellent long-term stability, making it suitable for applications requiring high accuracy and stability.
Manufacturer
The ADR444ARMZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company specializing in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits. The company serves various industries, including consumer electronics, automotive, healthcare, industrial, and communications. Its products are widely used in applications that require high-performance signal processing, such as sensors, amplifiers, and converters. Analog Devices is known for its innovation and quality in producing components that help bridge the physical and digital worlds.
Application
The ADR444ARMZ is a precision voltage reference, commonly used in various applications that require stable and accurate voltage sources. Key application areas include:
1. Data Acquisition Systems: Providing a stable reference voltage for ADCs and DACs to improve conversion accuracy.
2. Instrumentation and Measurement Equipment: Ensuring consistent performance in devices like multimeters and oscilloscopes.
3. Industrial Automation: Supporting control systems and sensors that rely on precise voltage references.
4. Communication Systems: Enhancing signal integrity in RF and other communication modules.
5. Medical Devices: Offering reliable voltage standards for sensitive medical electronics.
Its low noise and high stability make it ideal for precision applications requiring consistent reference voltages.
1. Data Acquisition Systems: Providing a stable reference voltage for ADCs and DACs to improve conversion accuracy.
2. Instrumentation and Measurement Equipment: Ensuring consistent performance in devices like multimeters and oscilloscopes.
3. Industrial Automation: Supporting control systems and sensors that rely on precise voltage references.
4. Communication Systems: Enhancing signal integrity in RF and other communication modules.
5. Medical Devices: Offering reliable voltage standards for sensitive medical electronics.
Its low noise and high stability make it ideal for precision applications requiring consistent reference voltages.
Package
The ADR444ARMZ is in an MSOP-8 package. MSOP stands for Mini Small Outline Package, and it typically features eight pins. This package type is compact, making it suitable for applications where space is limited.
