Product Overview: ADR421ARMZ-RL7

The ADR421ARMZ-RL7 is a precision voltage reference component manufactured by Analog Devices Inc., a leader in the field of high-performance analog technology. This device is part of the ADR42x series, which is renowned for its high accuracy and stability. It is designed to provide a stable and precise reference voltage for various applications including data conversion, power supply control, and general analog circuitry.

Key Features

• Output Voltage: The ADR421ARMZ-RL7 offers a fixed output voltage of 2.5V, which is a common reference voltage used in many circuits.
• High Accuracy: With an initial accuracy of ±0.1%, this voltage reference ensures precise performance for sensitive electronic applications.
• Low Temperature Coefficient: The device boasts a low temperature coefficient of 3 ppm/°C (typical), which means its output voltage remains stable over a wide temperature range, minimizing drift and ensuring reliability.
• Low Noise: It features low noise operation, with a noise specification of 1.0 μVp-p/V (0.1 Hz to 10 Hz), making it suitable for high-performance analog-to-digital conversions and other noise-sensitive applications.
• Long-Term Stability: Exhibiting excellent long-term stability, the ADR421ARMZ-RL7 provides a dependable voltage reference over the lifespan of the product.
• Wide Supply Voltage Range: The device operates over a broad supply voltage range from 4.5V to 18V, offering flexibility in various power supply configurations.
• Package: The ADR421ARMZ-RL7 comes in an 8-lead MSOP (Mini Small Outline Package), which is suitable for space-constrained applications.

Applications

The ADR421ARMZ-RL7 is ideal for high-end applications that require a stable and precise reference voltage. It is commonly used in:

• Precision data acquisition systems
• High-resolution analog-to-digital converters (ADCs)
• Digital-to-analog converters (DACs)
• Industrial instrumentation
• Portable battery-powered devices
• Medical and healthcare equipment

With its combination of high accuracy, low temperature coefficient, and low noise performance, the ADR421ARMZ-RL7 from Analog Devices Inc. is a top choice for designers and engineers looking to enhance the performance and reliability of their electronic systems.