PC97551 - Embedded Controller

Winbond Electronics

Datasheet Details

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

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.

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Published: Oct 14, 2007 |