AVR16DU32T-I/PT

Overview

The AVR16DU32T-I/PT is an 8-bit microcontroller from the AVR DU family, featuring a 32-pin TQFP package. It includes 16 KB of Flash memory, 2 KB of SRAM, and 256 bytes of EEPROM. The device operates at clock speeds up to 24 MHz with a supply voltage range of 1.8 V to 5.5 V. Key peripherals include a USB 2.0 full-speed interface, two USARTs, one SPI, one TWI/I2C, a 10-bit ADC with 11 channels, four CCL LUTs, and multiple timers.

Feature Summary

• Integrates a USB 2.0 full-speed device interface for communication applications
• Includes Configurable Custom Logic (CCL) with four Look-up Tables for flexible digital logic implementation
• Features Program and Debug Interface Disable (PDID) for secure firmware protection
• Supports in-system self-programming with read-while-write capabilities

Applications

• USB-enabled embedded control systems
• Industrial monitoring devices requiring secure code storage
• Low-power sensor interfaces using event-driven architectures
• General-purpose I/O expansion modules

Procurement Notes

Verify the component against the official Microchip datasheet DS40002576A to confirm it is a preliminary release. Ensure the ordering suffix matches the required temperature range and packaging type. Cross-reference pinouts and electrical specifications directly with the manufacturer's documentation before integration.

Selection Notes

Select this part for designs requiring integrated USB connectivity within a compact 32-pin footprint. The 16 KB Flash capacity suits moderate application complexity. Consider the industrial temperature range and wide voltage operation for robust environmental performance. Evaluate peripheral availability against specific interface requirements.

Part Context

This component belongs to the AVR DU family, which offers vertical migration compatibility across different pin counts and memory sizes. It utilizes the AVR CPU core with a hardware multiplier. The family emphasizes low power consumption and advanced digital peripherals like the Event System and CCL.

Replacement Considerations

AVR32DU32T-I/PT

FAQ

What is the maximum operating frequency of the AVR16DU32T-I/PT?

The device supports clock speeds up to 24 MHz.

Does the AVR16DU32T-I/PT support simultaneous host and client operation on its I2C interface?

Yes, the TWI/I2C interface can operate simultaneously as both host and client on different pins.