Manufacturer Part Number
ATTINY28L-4AU
Manufacturer
microchip-technology
Introduction
The ATTINY28L-4AU is a part of microchip-technology's AVR® ATtiny series, designed as an 8-bit microcontroller with a focus on providing a balance between performance and power efficiency.
Product Features and Performance
8-Bit Core Processor AVR
Speed of 4MHz
Internal Oscillator
11 Input/Output Ports
2KB Program Flash Memory (1K x 16)
Integrates Power-on Reset (POR) and Watchdog Timer (WDT) for system stability
Product Advantages
Operable at a wide range of supply voltages (2.7V ~ 5.5V), suitable for battery-operated applications
Efficient power consumption for enhanced battery life
Compact 32-TQFP (7x7) packaging for space-sensitive applications
Direct programming capability for ease of development and updates
Key Technical Parameters
Core Size: 8-Bit
Speed: 4MHz
Voltage Supply (Vcc/Vdd): 2.7V to 5.5V
Operating Temperature: -40°C to 85°C
Program Memory Size: 2KB
Number of I/O: 11
Mounting Type: Surface Mount
Package / Case: 32-TQFP
Quality and Safety Features
Operates across a broad temperature range ensuring reliability under varying environmental conditions
Includes built-in safety features such as Watchdog Timer and Power-on Reset to prevent system failures
Compatibility
Compatible with AVR programming tools and software, offering ease of integration into existing projects
Application Areas
Ideal for use in consumer electronics, wearable devices, automation systems, and other applications requiring a compact, efficient, and reliable microcontroller solution.
Product Lifecycle
As noted, this product is marked as Obsolete. It implies that the product is no longer in production, and availability might be limited. Potential buyers or users should look for replacements or upgrades offered by microchip-technology.
Several Key Reasons to Choose This Product
Low power consumption enhances the longevity of battery-powered devices
Wide voltage range supports diverse applications
Embedded safety features reduce the risk of malfunction
Obsolescence status necessitates considering future-proof replacements, yet existing stocks may suit immediate needs for legacy systems
The robustness of the AVR architecture provides a reliable foundation for application development