MEC1521 Datasheet - Microchip

MEC1521 Keyboard and Embedded Controller

MEC152x Keyboard and Embedded Controller for Notebook PC Operating Conditions Operating Voltages: 3.3 V and 1.8 V Operating Temperature Range: -40 oC to 85 oC Low Power Modes Chip is designed to always operate in Lowest Power state during Normal Operation Supports all 5 ACPI Power States for PC platforms Supports 2 Chip-level Sleep Modes: Light Sleep and Heavy Sleep - Low Standby Current in Sleep Modes ARM® Cortex-M4 Embedded Processor .

MEC1521 Features

* Boot ROM Secure Boot Loader - Hardware Root of Trust (RoT) using Secure Boot and Immutable Code using ECDSA p384 and SHA-384 - Supports 2 Code Images in external SPI Flash (Primary and Fall back image) - Supports Full EC firmware redundancy over Two Flash components - Authenticates SPI Fla

MEC1521 Datasheet (4.80 MB)