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Product Detailed Parameters
- Description：IC MCU 8BIT 128KB FLASH 48VQFN
- Series：AVR® DA
- Mfr：Microchip Technology
- Package：Tube
- 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：41
- Program Memory Size：128KB (128K x 8)
- Program Memory Type：FLASH
- EEPROM Size：512 x 8
- RAM Size：16K x 8
- Voltage - Supply (Vcc/Vdd)：1.8V ~ 5.5V
- Data Converters：A/D 18x12b; D/A 1x10b
- Oscillator Type：Internal
- Operating Temperature：-40°C ~ 125°C (TA)
- Mounting Type：Surface Mount
- Supplier Device Package：48-VQFN (6x6)
- Package / Case：48-VFQFN Exposed Pad
- Grade：-
- Qualification：-
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Overview
The AVR128DA48-E/6LX is an 8-bit microcontroller from the AVR DA family, featuring a 24 MHz AVR CPU with hardware multiplier. It includes 128 KB of Flash memory, 16 KB of SRAM, and 512B of EEPROM. The device operates within a supply voltage range of 1.8V to 5.5V and supports an extended temperature range of -40°C to +125°C. It is housed in a 48-pin VQFN package (suffix 6LX) and provides up to 41 programmable I/O pins.
Feature Summary
- Integrates intelligent analog features including a 12-bit differential ADC, three analog comparators, and zero-cross detectors for precise signal conditioning.
- Supports Peripheral Touch Controller (PTC) technology for capacitive touch applications with driven shield capabilities.
- Features a flexible Event System for CPU-independent inter-peripheral signaling and Configurable Custom Logic (CCL).
- Includes a single-pin Unified Program and Debug Interface (UPDI) for simplified programming and debugging.
Applications
- Smart home control panels and automation systems
- Industrial sensor nodes and monitoring devices
- Battery-powered IoT devices requiring low-power operation
- Consumer electronics with capacitive touch interfaces
Procurement Notes
Verify that the ordering suffix 'E' corresponds to the extended temperature range (-40°C to +125°C) and '6LX' indicates the VQFN-48 package. Confirm compatibility with existing PCB footprints and ensure firmware targets the specific AVR128DA48 variant within the DA family.
Selection Notes
Select this component when high pin count and extensive peripheral integration are required in a compact 48-pin form factor. It is suitable for designs needing advanced analog capabilities and touch sensing without increasing board space. Consider vertical migration options within the AVR DA family for future scalability.
Part Context
This part belongs to the AVR128DA28/32/48/64 series, which offers vertical migration compatibility without code modification. The AVR DA family combines high-performance real-time control with intelligent analog features, targeting applications demanding both processing power and precision signal handling.
Replacement Considerations
AVR128DA48-I/6LX (Industrial temperature range)
FAQ
What does the '6LX' suffix indicate for this microcontroller?
The '6LX' suffix denotes the 48-pin Very Thin Quad Flat No-Lead (VQFN) package style.
Does the AVR128DA48 support capacitive touch sensing?
Yes, it integrates a Peripheral Touch Controller (PTC) supporting self-capacitance and mutual capacitance channels.
How many general-purpose I/O pins are available on the AVR128DA48?
The device provides up to 41 programmable general-purpose I/O pins.
