IT8718F Datasheet – QFP128 , Super I/O Controller – ITE

Part Number: IT8718F

Function: Computer chip

Package: QFP128 Type

Manufacturer: ITE TECH. INC (  )


IT8718F controller



The IT8718F is a Low Pin Count Interface-based highly integrated Super I/O. The IT8718F provides the most commonly used legacy Super I/O functionality plus the latest Environment Control initiatives, such as H/W Monitor, Fan Speed Controller. The device’s LPC interface complies with Intel “LPC Interface Specification Rev. 1.0”. The IT8718F is ACPI & LANDesk compliant.


Block Diagram

IT8718F block diagram

The IT8718F features the enhanced hardware monitor providing 3 thermal inputs from remote thermal resistors, or thermal diode or diode-connected transistor (2N3904). The device also provides the ITE innovative intelligent automatic Fan ON/OFF & speed control functions (SmartGuardian) to protect the system, reducing the system noise and power consumption.



IT8718F datasheet pinout


1. Low Pin Count Interface
− Comply with Intel Low Pin Count Interface Specification Rev. 1.0
− Supports LDRQ#, SERIRQ protocols
− Supports PCI PME# Interfaces

2. ACPI & LANDesk Compliant
− ACPI V. 1.0 compliant
− Register sets compatible with “Plug and Play ISA Specification V. 1.0a”
− LANDesk 3.X compliant
− Supports 12 logical devices


IT8718F Datasheet


Other data sheets are available within the file: IT8718F-S