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Product Detailed Parameters
- Description：IC MCU 8BIT 64KB FLASH 28SOIC
- Series：AVR® DA
- Mfr：Microchip Technology
- Package：Tape & Reel (TR)
- Core Processor：AVR
- Core Size：8-Bit
- Speed：24MHz
- Connectivity：I2C, SPI, UART/USART
- Peripherals：Brown-out Detect/Reset, POR, PWM, WDT
- Number of I/O：23
- Program Memory Size：64KB (64K x 8)
- Program Memory Type：FLASH
- EEPROM Size：512 x 8
- RAM Size：8K x 8
- Voltage - Supply (Vcc/Vdd)：1.8V ~ 5.5V
- Data Converters：A/D 10x12b; D/A 1x10b
- Oscillator Type：Internal
- Operating Temperature：-40°C ~ 125°C (TA)
- Mounting Type：Surface Mount
- Supplier Device Package：28-SOIC
- Package / Case：28-SOIC (0.295", 7.50mm Width)
- Grade：-
- Qualification：-
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Overview
The AVR64DA28T-E/SO is an 8-bit microcontroller from the AVR DA family, featuring a 28-pin SOIC package. It operates at up to 24 MHz with 64 KB of Flash memory, 8 KB of SRAM, and 512 B of EEPROM. The device supports a supply voltage range of 1.8 V to 5.5 V and includes a 12-bit ADC, 10-bit DAC, three analog comparators, and a Peripheral Touch Controller. It offers UPDI for programming and debugging.
Feature Summary
- AVR CPU running at up to 24 MHz with single-cycle I/O access
- Integrated Event System for CPU-independent inter-peripheral signaling
- Configurable Custom Logic (CCL) with programmable Look-up Tables
- Peripheral Touch Controller (PTC) supporting capacitive touch applications
Applications
- Industrial control systems
- Smart home appliances
- IoT devices requiring low-power operation
- Automotive electronics
Procurement Notes
Verify the 'E' suffix indicates extended temperature range (-40°C to +125°C). Confirm the 'T' suffix denotes tape and reel packaging. Ensure the 'SO' suffix matches the required SOIC-28 package type. Cross-reference the datasheet DS40002233 for specific pinout and electrical characteristics.
Selection Notes
Select this part for applications needing high peripheral density in a compact 28-pin form factor. Consider the AVR DA family's vertical migration capabilities if future feature expansion is required. Evaluate the event system and CCL for reducing CPU load in signal processing tasks.
Part Context
Part of the AVR DA(S) family, designed for flexible and low-power architectures. It shares pin and feature compatibility within the series, allowing code reuse across different memory sizes and pin counts. The device integrates intelligent analog features and advanced digital peripherals.
Replacement Considerations
AVR64DA28-I/SO (Industrial temperature range)
FAQ
What is the maximum operating frequency?
The AVR64DA28T-E/SO can operate at a maximum clock frequency of 24 MHz.
Does it support capacitive touch sensing?
Yes, it includes a Peripheral Touch Controller (PTC) with Driven Shield+ and Boost Mode technologies for capacitive touch buttons, sliders, wheels, and 2D surfaces.
