MEC1701H-C1-SZ

Application Specific Microcontrollers Overview

The MEC1701H-C1-SZ is an embedded controller from the MEC170x family, designed for notebook and tablet platforms. It features a 32-bit ARM Cortex-M4 processor core with hardware floating-point support. The device integrates 256KB of total SRAM, organized into two blocks (32KB/64KB and 224KB/288KB/416KB). It supports LPC and eSPI host interfaces, providing ACPI compliance and low-power management. Key peripherals include 123 GPIOs, four SMBus controllers, five PS/2 ports, and cryptographic engines for AES, SHA, and RSA/ECC. The component operates within a voltage range of 1.71V to 3.465V and functions in temperatures from 0°C to +70°C.

Application Specific Microcontrollers Feature Summary

• ARM Cortex-M4 Core: 32-bit architecture with FPU, NVIC, and comprehensive debug/trace support.
• Memory Configuration: 256KB total SRAM, 64KB Boot ROM, and 2KB EEPROM.
• Host Interfaces: Supports Intel LPC (19-33MHz) and eSPI specifications.
• Security Features: Hardware AES, SHA, RSA/ECC engines, True Random Number Generator, and Secure Boot.

Application Specific Microcontrollers Applications

• Notebook PC Embedded Controllers
• Tablet Platform I/O Control
• ACPI Compliant Power Management Systems

Application Specific Microcontrollers Procurement Notes

Verify silicon revision and package type against the specific datasheet version DS00002206H. Confirm availability status as distribution channels may list this part as obsolete or end-of-life. Ensure design-in compatibility with the required memory configuration and interface protocols before procurement.

Application Specific Microcontrollers Selection Notes

Select this model for applications requiring a dedicated embedded controller with ARM Cortex-M4 processing power. Verify that the 256KB SRAM capacity meets firmware requirements. Ensure the system design accommodates the 144-pin WFBGA package dimensions and thermal constraints.

Application Specific Microcontrollers Part Context

This component belongs to the MEC170x family of keyboard and embedded controllers. It shares the same core architecture and pinout compatibility with other variants like the MEC1701Q, differing primarily in internal memory size and specific feature sets such as integrated graphics support in higher-tier models.

Application Specific Microcontrollers Replacement Considerations

Direct replacements within the MEC170x family include the MEC1701Q-C1-SZ, which offers increased SRAM options (up to 480KB). Cross-family migration to newer Microchip embedded controllers requires re-evaluation of firmware compatibility and peripheral mapping.

Application Specific Microcontrollers FAQ

What is the maximum operating temperature for the MEC1701H-C1-SZ?

The maximum operating temperature is +70°C.

Does the MEC1701H-C1-SZ support secure boot?

Yes, it includes a Boot ROM Secure Boot Loader with hardware Root of Trust, supporting authenticated SPI Flash images.

How many General Purpose Input/Output pins are available?

The MEC1701H-C1-SZ provides 123 GPIOs.