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LM81CIMTX-3 is listed in the Thermal Management range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC MPU SYSTEM HDWR MON 24-TSSOP. Review the specifications below when checking this part for your BOM.
Thermal Management specifications for LM81CIMTX-3
- Description：IC MPU SYSTEM HDWR MON 24-TSSOP
- Series：-
- Mfr：Texas Instruments
- Package：Tape & Reel (TR)
- Function：Hardware Monitor
- Sensor Type：Internal and External
- Sensing Temperature：-40°C ~ 125°C
- Accuracy：±3°C(Max)
- Topology：ADC (Sigma Delta), Comparator, Fan Speed Control, Register Bank
- Output Type：2-Wire SMBus
- Output Alarm：Yes
- Output Fan：Yes
- Voltage - Supply：2.8V ~ 3.8V
- Operating Temperature：-40°C ~ 125°C
- Grade：-
- Qualification：-
- Mounting Type：Surface Mount
- Package / Case：24-TSSOP (0.173", 4.40mm Width)
- Supplier Device Package：24-TSSOP
Thermal Management datasheet and documents for LM81CIMTX-3
Thermal Management Overview
The LM81CIMTX-3 is a serial interface, ACPI-compatible microprocessor system hardware monitor manufactured by Texas Instruments. It provides comprehensive voltage supervision and thermal monitoring for computer systems. The device operates within a supply voltage range of 2.8 V to 3.8 V and features threshold voltages of 2.5 V, 3.3 V, 5 V, and 12 V. It includes an active high/low/open drain output configuration and a watchdog timer. Operating temperatures span from -40°C to +125°C in a 24-TSSOP package.
Thermal Management Feature Summary
- ACPI-compatible serial interface for microprocessor system hardware monitoring
- Integrated watchdog timer for system reliability
- Multi-voltage supervision with selectable thresholds
Thermal Management Applications
- Microprocessor system hardware monitoring
- ACPI-compatible system management
- Voltage supervision circuits
Thermal Management Procurement Notes
Verify component authenticity through authorized channels as the LM81CIMTX-3 may be discontinued or have limited availability. Confirm package integrity and pin alignment against the official datasheet specifications before integration. Ensure compatibility with existing serial interface protocols and voltage levels required by the target system design.
Thermal Management Selection Notes
Select this component when ACPI compliance and multi-channel voltage supervision are required in a compact TSSOP package. Consider the operating temperature range and supply voltage constraints during system design. Verify that the serial interface requirements match the host controller capabilities.
Thermal Management Part Context
Part of the LM81 series of hardware monitors designed for PC and server applications. This specific variant offers serial communication capabilities for detailed system status reporting. It serves as a critical component for ensuring system stability through continuous monitoring of power rails and thermal conditions.
Thermal Management Replacement Considerations
Check for LM81BIMT-3 or other LM81 family members with compatible pinouts and functionality. Verify electrical parameters and interface compatibility before substitution.
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