ADM1065ASUZ-RL7 Integrated Circuits (ICs)

Series:	Super Sequencer®
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	Sequencer
Number of Voltages Monitored:	10
Output:	Programmable
Reset:	--
Reset Timeout:	--
Voltage - Threshold:	Adjustable/Selectable
Operating Temperature:	-40°C ~ 85°C (TA)
Mounting Type:	Surface Mount
Package / Case:	48-TQFP
Supplier Device Package:	48-TQFP (7x7)
Base Part Number:	ADM1065

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Introduction

Analog Devices\' ADM1065ASUZ-RL7 (ADM1065) is a comprehensive power management controller designed for modern computing platforms. Based on an advanced energy saving circuit, it provides the convenience for products to switch between operating modes for different applications by using a single input signal. This power management controller integrates a wide array of features and functions, making it an ideal solution for high-power, high-performance computing applications.

Overview

At the heart of the ADM1065 lies a highly advanced power management control system. It is capable of reducing the current consumption of devices while maintaining the device\'s desired operating mode. When used in conjunction with a companion 8-bit microcontroller, the system provides a wide array of features, such as programmable power supply voltage settings, digital temperature settings, overcurrent protection, output current monitoring, appropriate low-voltage protection, and automatic hardware shutoff.The ADM1065 is a single-chip solution that integrates both analog power control and digital monitoring capabilities. It achieves this by integrating four main components - the main mode control logic (MMC), auxiliary digital logic (ADL), voltage source select logic (VSS) and current source select logic (CSS). The MMC forms the core of the ADM1065’s control system. It receives and monitors a wide array of inputs from other components and external sources and then determines the appropriate operating mode for the device. The ADL is responsible for providing the accurate supply voltage that is needed for the device’s current operating mode. The VSS and CSS provide the necessary voltage and current source selection logic for the current mode. The ADM1065 has three distinct operating modes - Run, Idle and Sleep. In Run mode, the majority of the device’s components are enabled and operational, while in Idle mode, some components are enabled (e.g. processor) while others are disabled (e.g. memory). Finally, in the Sleep mode, all components are completely disabled to reduce power.

Application Fields

ADM1065 can be used in a wide variety of applications. In computing systems, it can be utilized to provide sophisticated power management schemes, allowing systems to operate in the most efficient manner possible. The controller can be employed to provide configurable power supply voltages to components, enable and disable function blocks, monitor temperature, and provide an overload protection. ADM1065 can also be used in automotive applications to provide an efficient method for controlling and monitoring the power supply. It can be used in vehicle electronic control units to detect and respond to fluctuations in the power supply voltage and adjust the system’s parameters accordingly. Additionally, it can be used to monitor temperatures and provide over-temperature protection. Due to its wide array of features and functions, the ADM1065 can be used in a variety of industrial applications as well. It can be used to provide accurate voltage and current control for motor drives and other industrial processes. Additionally, it can provide robust protection mechanisms such as overvoltage, overcurrent, and over-temperature protection.

Working Principle

The ADM1065 is based on a state-of-the-art digital power control system. It utilizes an advanced control algorithm that can detect and respond to changes in the power supply voltage and the device’s temperature. The controller is capable of switching between three distinct operating modes - Run, Idle and Sleep. By using the appropriate signals, the device can monitor the system’s parameters and switch to the most appropriate mode.The controller is capable of configuring and controlling power sources as well as dedicated function blocks. It can be programmed to set the appropriate voltage levels to the main and reference power supply, as well as to dedicated components such as the processor, memory, and other auxiliary components. Furthermore, it can be used to set appropriate current and temperature levels, enabling the device to monitor the system and switch between operating modes. The controller also includes an extensive set of programmable protections. It can enable overvoltage and overcurrent protection, as well as low voltage protection. Additionally, it can detect over-temperature and automatically shut off when it exceeds the programmed temperature limit. Besides providing robust protection, the controller can also be programmed to enable innovative power saving features such as multi-rail operation, idle power optimization, and adaptive voltage scaling.

Conclusion

The ADM1065 is a comprehensive power management controller designed for modern computing platforms. It utilizes an advanced power control algorithm that can detect and respond to changes in the power supply voltage and temperature. Additionally, it can be programmed to set the appropriate voltage levels, enable and set current limits, monitor the system\'s performance, and provide a robust set of protection circuits. With its wide array of features and functions, the ADM1065 is an ideal solution for high-power, high-performance computing applications.

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