MEC1308 Datasheet - Microchip

MEC1308 Keyboard and Embedded Controller

The MEC1308 is a 128-pin 3.3V LPC-based ACPI 2.0 and PC99/PC2001 compliant Notebook I/O Controller. See Figure 1, "MEC1308 Block Diagram". The MEC1308 incorporates a high-performance 8051based keyboard and system controller with internal 64k byte RAM; a 1K byte Boot ROM, and 16-bytes battery backed .

MEC1308 Features

* 3.3V Operation with 5V Tolerant Buffers on PS/2 pins

* ACPI 1.0/2.0 PC99/PC2001 Compliant

* LPC Interface with Clock Run Support - Serial IRQ Interface Compatible with Serialized IRQ Support for PCI Systems - 15 Direct IRQs - ACPI SCI Interface - nSMI output and supporting

MEC1308-Microchip.pdf