ADG508AKRZ-REEL7: A High-Performance Single 8:1 Analog Multiplexer by Analog Devices

Creation Date

In the field of analog signal processing, multiplexers play a critical role in routing multiple analog signals through a single channel, optimizing circuit space, reducing component count, and enhancing system efficiency. The ADG508AKRZ-REEL7, developed by Analog Devices—a global leader in high-performance analog integrated circuits (ICs)—is a standout single 8:1 analog multiplexer designed to meet the demanding requirements of industrial, instrumentation, and consumer electronics applications. This article provides a comprehensive overview of the ADG508AKRZ-REEL7, covering its key features, electrical specifications, packaging details, typical applications, and purchasing information.

Product Overview

The ADG508AKRZ-REEL7 is a monolithic analog multiplexer that offers a single 8-input to 1-output configuration, making it ideal for applications where multiple analog signals need to be sequentially or selectively routed to a common output, such as data acquisition systems, test equipment, and audio signal switching. As part of Analog Devices’ extensive portfolio of analog switches and multiplexers, this device combines reliable performance, low power consumption, and flexible supply voltage options, ensuring compatibility with a wide range of system designs.

This multiplexer supports both single and dual power supply operation, providing designers with greater flexibility in circuit integration. It features TTL-compatible enable signals, allowing for easy control and integration with digital control systems. Additionally, the ADG508AKRZ-REEL7 is RoHS compliant, meeting global environmental standards for electronic components, and holds an ECCN classification of EAR99, facilitating international shipping and distribution.


Key Features and Electrical Specifications

The ADG508AKRZ-REEL7 is engineered to deliver high performance in terms of signal integrity, switching speed, and power efficiency, with key features and electrical specifications that set it apart from competing devices:

  • Multiplexer Configuration: Single 8:1 architecture with 1 input circuit, 8 inputs per chip, and 1 output per chip, supporting single-ended input and output signals.
  • Supply Voltage Range: Compatible with single supply voltages ranging from 10.8V to 16.5V (typical values of 12V or 15V) and dual supply voltages from ±10.8V to ±16.5V (typical ±12V or ±15V), accommodating diverse system power requirements.
  • On-Resistance: Maximum on-resistance of 700 ohms at 16.5V, with a typical range of 400 to 1000 ohms, ensuring minimal signal attenuation during switching. Channel-to-channel matching of 15 ohms further enhances signal consistency across multiple channels.
  • Switching Speed: Maximum turn-on and turn-off times of 450 ns at 16.5V, with a maximum propagation delay of 300 ns (at ±16.5V) or 450 ns (at 16.5V), enabling fast signal routing for time-critical applications.
  • Power Consumption: Typical supply current of 0.6 mA at 16.5V and -0.02 mA at -16.5V, with a maximum supply current of 1.5 mA at 16.5V and -0.2 mA at -16.5V (over the operating temperature range), ensuring low power draw for energy-efficient systems.
  • Operating Temperature Range: Commercial temperature grade, with an operating range of -40°C to 85°C, making it suitable for indoor and industrial environments where temperature fluctuations may occur.
  • Output Current: Maximum high-level output current of 20 mA, supporting direct driving of downstream components without additional buffering in many cases.
  • Power Dissipation: Maximum power dissipation of 470 mW, ensuring stable operation even under continuous use.

Packaging and Mechanical Details

The ADG508AKRZ-REEL7 is supplied in a 16-pin SOIC (Small Outline Integrated Circuit) package with a gull-wing lead shape, designed for surface-mount mounting. This package offers a compact form factor, making it suitable for space-constrained PCB designs, while the surface-mount configuration enables automated assembly, reducing manufacturing costs and improving production efficiency