ADM1069ASTZ-REEL7

Supervisors Overview

The ADM1069ASTZ-REEL7 is a Super Sequencer integrated circuit designed for supply monitoring and sequencing in complex multi-supply systems. It integrates an 8-channel supervisory sequencer, a 12-bit analog-to-digital converter (ADC), and four 8-bit voltage output digital-to-analog converters (DACs). The device supports up to 14.4 V on the VH pin and 6 V on VP pins, offering fault detection with less than 0.5% accuracy at 25°C. It features eight programmable driver outputs controlled by a state machine engine, enabling power-up/down sequence control and fault event handling.

Supervisors Feature Summary

• Integrates a complete supervisory and sequencing solution for up to eight supplies with high-accuracy fault detection.
• Includes a 12-bit ADC and four 8-bit DACs to implement closed-loop voltage margining systems.
• Features a sequencing engine that implements state machine control for complex board power management.
• Provides eight programmable driver outputs with flexible configurations including open-collector and push-pull modes.

Supervisors Applications

• Multi-supply system power sequencing
• Closed-loop voltage margining control
• Complex board power management

Supervisors Procurement Notes

Verify component authenticity through authorized Analog Devices channels or certified distributors. Confirm the specific suffix REEL7 indicates tape-and-reel packaging. Check current lifecycle status as end-of-life products may have limited availability. Ensure environmental compliance documentation matches project requirements before finalizing procurement.

Supervisors Selection Notes

Select this component when a single-chip solution is required for monitoring and sequencing multiple power rails. It is suitable for designs needing integrated voltage margining capabilities via built-in DACs. Consider the LQFP-32 package constraints and SMBus interface compatibility. Evaluate if the eight-channel capacity meets the system's power rail count without requiring additional external supervision logic.

Supervisors Part Context

This part belongs to the ADM1069 Super Sequencer family from Analog Devices. It is designed to replace discrete supervisor and sequencer solutions, reducing board space and design complexity. The device is intended for industrial and computing applications requiring precise power management and fault protection across multiple voltage domains.

Supervisors Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material. Verify compatibility with existing PCB footprints and firmware if considering alternative supervisory ICs from other manufacturers.

Supervisors FAQ

What is the maximum voltage supported on the VH pin?

The ADM1069ASTZ-REEL7 supports supervision of supplies up to 14.4 V on the VH pin.

Does the device support voltage margining?

Yes, it integrates four 8-bit DACs and a 12-bit ADC to implement a closed-loop voltage margining system.

How many programmable driver outputs does the ADM1069 provide?

The device provides eight programmable driver outputs (PDO1 to PDO8) with configurable open-collector or push-pull modes.