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

Part Number : IT8718F

Function : Computer chip

Package : QFP128 Type

Manufacturers : 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.


Pinout :

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 within the file : IT8718F-S

RF1501 Datasheet – Super Fast Recovery Diode – Rohm

Part Number : RF1501

Function : Super Fast Recovery Diode

Package : TO263S Type

Manufacturers : Rohm


RF1501 Datasheet


ROHM’s fast recovery diodes are ultra high-speed, low VF, and suited for significant efficiency increase of switching power supply as well as reduction of switching loss.

RF1501 pinout


1. Power mold type.
2. Ultra-low Reverse recovery energy.
3. Ultra low switching loss
4. High current overload capacity


1. General rectification


RF1501 Datasheet

Other data sheets within the file : RF1501NS3S

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