It8995e | 128 Datasheet ((install))

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: It decides when to turn on different power rails when you hit the power button. it8995e 128 datasheet

Fan spinning at maximum speed immediately upon plugging in the charger.

| Pin Group | Pin Numbers (Approx.) | Signal Names | Function | | :--- | :--- | :--- | :--- | | | 1, 15, 32, 48, 64, 80, 96, 112 | VDD, VSS | Core logic and I/O ring power | | LPC Bus | 5-9 | LCLK, LFRAME#, LAD0-3 | Communication with PCH | | Keyboard/Mouse | 20, 21 | KBCLK, KBDAT | PS/2 clock and data | | UART A | 40-44 | TXD, RXD, RTS, CTS | Serial port 1 | | Hardware Monitor | 65-72 | VSEN1-8, TACH1-4 | Voltage sense and fan speed | | GPIO Ports | 73-107 | GP00-GP127 | Configurable I/O (multiplexed) |

LQFP-128 (Low-profile Quad Flat Package, 128 pins). This public link is valid for 7 days

Check voltage across VCC pins. Check resistance to ground on the 3.3V rail. Failed switch or corrupt EC firmware.

: Many versions of this chip must be programmed with specific firmware after being soldered onto the motherboard to function correctly, though some may automatically synchronize with the main BIOS. Primary Functions in Notebooks

Manages the boot process and power states of the motherboard. Can’t copy the link right now

Article last updated: May 2026. For the latest revision of the IT8995E-128 datasheet, refer to ITE’s official product change notifications.

Housed in an industrial LQFP-128 (Low Profile Quad Flat Package) / TQFP-128 configuration featuring 128 leads. This compact packaging optimizes PCB surface area while offering immense multi-channel input/output flexibility.

This comprehensive guide compiles the essential pinout logic, technical specifications, and motherboard repair workflows for the IT8995E-128. Technical Specifications Overview

manufactured by ITE Tech. It is commonly found in laptop motherboards and compact PC builds. Its primary job is to handle "housekeeping" tasks that would be inefficient for the main processor to manage. 2. Key Technical Specifications

It supports sophisticated multi-channel operations and various communication protocols to ensure seamless connectivity between system components. Multi-Voltage Support: