This is a kind of controller.
Part Number : IT8987E
Function : Highly integrated embedded controller suitable for mobile system applications.
Package : 128-pin LQFP Type ( 14mm x 14mm )
Manufactures : ITE Tech
IT8987 is a highly integrated embedded controller with system functions suitable for mobile system applications. The IT8987 directly interfaces to the LPC bus and provides ACPI embedded controller function, keyboard controller (KBC) and matrix scan, PWM and ADC for hardware monitor, PS/2 interface for external keyboard/mouse devices, BRAM, CIR, and system wakeup functions for system power management.
Other data sheets within the file : IT8987, IT8987VG