MAX32660GTG+

Microcontrollers Overview

The MAX32660GTG+ is an ultra-low-power microcontroller featuring an Arm Cortex-M4 processor with a floating-point unit. It integrates 256KB of flash memory and 96KB of SRAM, operating at system clock frequencies up to 96MHz. The device supports single or dual supply operation with VDD ranging from 1.71V to 3.63V. Key peripherals include two SPI controllers, two UARTs, two I2C interfaces supporting speeds up to 3.4Mbps, and an I2S audio interface. It offers multiple low-power modes, including deep sleep and backup modes with configurable SRAM retention.

Microcontrollers Feature Summary

• Ultra-low power architecture designed for battery-powered applications
• Integrated power management unit supporting flexible single or dual supply configurations
• High-efficiency processing core with hardware floating-point capabilities
• Comprehensive peripheral mix including high-speed serial communication interfaces

Microcontrollers Applications

• Sports watches
• Fitness monitors
• Wearable medical patches
• Portable medical devices
• Industrial sensors
• IoT devices
• Optical modules: QSFP-DD, QSFP, 400G

Microcontrollers Procurement Notes

Verify the specific package variant (TQFN-EP) against the GTG+ suffix in official Analog Devices documentation. Confirm RoHS compliance status as indicated by the plus sign. Ensure the ordering information matches the exact revision level required for your design. Cross-reference pinout details with the latest datasheet to avoid compatibility issues with existing layouts.

Microcontrollers Selection Notes

Select this component when small form factor and extended battery life are critical constraints. The integrated power management simplifies board design by reducing external component count. Consider the available GPIO count and peripheral requirements, such as I2C speed and SPI frequency, to ensure adequate resource availability for the target application's complexity.

Microcontrollers Part Context

Part of the DARWIN family of microcontrollers from Maxim Integrated, now part of Analog Devices. This series focuses on providing high integration and low power consumption for wearable and sensor-based applications. The MAX32660 serves as a cost-effective upgrade path for legacy 8-bit or 16-bit designs requiring enhanced processing capabilities.

Microcontrollers Replacement Considerations

Check for direct pin-to-pin replacements within the MAX3266x family, such as the MAX32665 or MAX32666, which offer increased memory or additional features. Verify software compatibility if migrating between different members of the DARWIN family, as peripheral registers may differ.