ISPPAC-POWR1208-01TN44E

Power Supply Controllers, Monitors Overview

The ISPPAC-POWR1208 is a power management integrated circuit from Lattice Semiconductor designed for board-level power sequencing and monitoring. It integrates hot-swap controllers, OR-ing logic, voltage supervision, reset generation, trimming, and margining functions into a single device. The component features up to twelve differential voltage sensors with ground plane noise immunity and includes a ruggedized CPLD core with forty-eight macrocells for supervisory signal logic. It supports high-voltage MOSFET driver outputs and utilizes an on-chip ADC for I2C-based voltage measurement.

Power Supply Controllers, Monitors Feature Summary

• Integrates comprehensive power control functions including sequencing, monitoring, and protection within a single chip
• Features a ruggedized CPLD core with dedicated macrocells for implementing custom supervisory logic
• Provides high-accuracy voltage trimming and margining capabilities through internal DACs
• Includes differential voltage sensors engineered for immunity to ground plane noise

Power Supply Controllers, Monitors Applications

• Power supply sequencing in industrial systems
• Voltage monitoring and fault protection for embedded processors
• Hot-swap controller integration for server backplanes
• Redundant power selection and OR-ing logic implementation

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix codes against official Lattice documentation to confirm package type and temperature range. Ensure compatibility with PAC-Designer software for configuration. Confirm that the selected variant meets the required operating voltage specifications for the target application before procurement.

Power Supply Controllers, Monitors Selection Notes

Select this component when board-level power management requires integration of sequencing, monitoring, and protection functions to reduce bill of materials cost. Consider the device if the design demands high accuracy in voltage trimming or robust immunity to ground noise. Evaluate the available macrocell count against the complexity of the required supervisory logic.

Power Supply Controllers, Monitors Part Context

This part belongs to the ispPAC-POWR family of power managers from Lattice Semiconductor. These devices are designed to simplify power system design by replacing multiple discrete components with a single programmable solution. The family targets applications requiring precise power control and monitoring in industrial, automotive, and communications environments.

Power Supply Controllers, Monitors Replacement Considerations

Consult official Lattice cross-reference guides for verified substitutes. Verify functional equivalence regarding macrocell count, sensor channels, and interface protocols before substitution.