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PC97551 Datasheet Embedded Controller

Manufacturer: Winbond

Overview: www.DataSheet4U.com PC97551 Embedded Controller for Notebook Systems Product Brief February 2006 Revision 1.

General Description

The Winbond PC97551 is an embedded controller (EC) for mainstream notebook applications.

It includes a highly optimized set of functions, which provide a hardware/firmware partition that enables the implementation of flexible solutions;

and its high-performance CPU core enables EC functionality to be extended via the firmware.

Key Features

  • Host interface, based on Intel’s LPC Interface Specification Revision 1.1, August 2002 PC2001 Rev 1.0, and ACPI 3.0 compliant 16-bit RISC core, with 2 Mbytes address space, running at up to 20 MHz Shared BIOS flash memory (external) 92 GPIO ports (including keyboard scanning) with a variety of wake-up events JTAG-based debugger interface Software and hardware controlled clock throttling and extremely low current consumption in Idle mode 176-pin LQ.