IT8518E IT8518E-CX IT8518E-CXA IC
Product Title: IT8518E / IT8518E-CXA (Marking: IT8518E / CXA) Embedded Controller (EC / KBC) IC (LQFP-128)
Product Specifications:
- Part Number: IT8518E / IT8518E-CX / IT8518E-CXA (Top Marking Code: IT8518E / Lot/Revision Tracking: e.g., 1146-CXA DCER8D)
- Device Type: Embedded Controller (EC) / Keyboard Controller (KBC) with External SPI Flash Support
- Package / Case: LQFP-128 (14x14mm Surface Mount)
- Pin Count: 128 Pins
- Memory Architecture: Uses external SPI Flash memory for EC BIOS firmware storage
- Host Interface: LPC (Low Pin Count) / SPI Interface
- Integrated Peripherals: Keyboard Matrix Scanner, PWM Fan Speed Controller, System Power Sequencing Manager (ACPI logic), Battery Management System (BMS) Interface, Thermal Sensor Interface, SMBus/I2C Master & Slave, Programmable GPIO Pins
- Operating Supply Voltage: 3.3V
Short Description: High-performance ITE Tech IT8518E (top marking: IT8518E / CXA revision) 128-pin LQFP embedded controller (EC / KBC) IC. Engineered to handle main system power-on sequencing, thermal management, keyboard scanning, fan control, and battery charging management across a wide range of laptop motherboards (widely used in ASUS, Acer, HP, Toshiba, and Lenovo laptops). Unlike internal eFlash chips, the IT8518E reads its operating firmware from an external SPI Flash BIOS chip, eliminating the need for pre-programming before installation. Essential for component-level laptop motherboard repairs to fix dead/no-power states, restore missing power rails (S5/S3/S0 states), resolve battery charging issues, and replace damaged KBC chips.
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පරීක්ෂා කර එය ඔබගේ පවතින නිෂ්පාදනය සමඟ ගලපන්න. ඔබ මෙම නිෂ්පාදනය අපගේ වෙබ්
අඩවියෙන් මිලදී ගෙන එය මවු පුවරුවේ සවි කළ විට, එය ඔබේම අවදානම මත
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