MEC1408

MEC140X/1X Keyboard and Embedded Controller Products for Notebook PC Common Features 3.3V Operation ACPI 3.0 Compliant PC2001 compliant VTR (standby) and VBAT Power Planes - Low Standby Current in Sleep Mode Connected Standby Support 32kHz Clock Source - Internal 32kHz Oscillator - External 32kHz Clock Source - 32kHz Crystal (XTAL) Supported - Single-Ended 32kHz Clock Source LPC Host Interface - LPC Specification 1.1 Compatible - LPC I/O and Memory Cycles Decoded - Supports optional signals: CLKRUN#, LPCPD#, SERIRQ, SMI#, EC_SCI# (ACPI PME Event) - Supports 19.2 MHz to 33 MHz nominal bus clock speeds Configuration Register Set - Compatible with ISA Plug-and-Play Standard - EC-Programmable Base Address 8042 Emulated Keyboard Controller - 8042 Style Host Interface - Port 92 Legacy A20M Support - Fast GATEA20 & Fast CPU_RESET System to EC Message Interface - One Embedded Memory Interface - Host Serial or Parallel IRQ Source - Provides Two Windows to On-Chip SRAM for Host Access - Two Register Mailbox Command Interface - Mailbox Registers Interface - Thirty-two 8-Bit Scratch Registers - Two Register Mailbox Command Interface - Two Register SMI Source Interface - Five ACPI Embedded Controller Interfaces - Four EC Interfaces - One Power Management Interface MIPS32 M14K™ Microcontroller Core - microMIPS-Compatible Instruction Set - High-performance Multiply/Divide Unit - Programmable clock frequencies: 48MHz, 12MHz, 3MHz, and 1MHz - Sleep mode - 2-wire Debug...