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| Core Processor | AVR  | 
| Program Memory Type | FLASH  | 
| Online Catalog | AVR® ATmega 4KB Flash | 
| Supplier Device Package | 32-TQFP (7x7)  | 
| PCN Design/Specification | Die Rev & Add MFG Location 17/Nov/2015 Cancelled 21/Jun/2016 | 
| EEPROM Size | 256 x 8  | 
| Package / Case | 32-TQFP  | 
| PCN Packaging | Tape and Reel Label Update 10/Feb/2015 Transfer to Microchip/Label/Pkg 5/Sep/2016 | 
| Video File | Introducing Atmel Studio 7 | 
| Manufacturer | Microchip Technology  | 
| Design Resources | Development Tool Selector | 
| Voltage - Supply (Vcc/Vdd) | 2.7 V ~ 5.5 V  | 
| Other Names | ATMEGA48-20AURDKR | 
| Speed | 20MHz  | 
| Operating Temperature | -40°C ~ 85°C (TA)  | 
| Datasheets | ATMEGA48/88/168(V) Complete ATMEGA48,88,168(V) Datasheet | 
| Categories | Integrated Circuits (ICs)  | 
| RAM Size | 512 x 8  | 
| Number of I/O | 23  | 
| Product Training Modules | MCU Product Line Introduction megaAVR Introduction Software Framework (ASF) Example of Use Studio Introduction to Software Framework (ASF) Studio Development Environment Overview Part 1 | 
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT  | 
| EDA / CAD Models | Download from Ultra Librarian | 
| Oscillator Type | Internal  | 
| Standard Package | 1 | 
| Series | AVR® ATmega  | 
| Core Size | 8-Bit  | 
| Featured Product | Atmel - megaAVR Microcontrollers PIC and AVR MCUs | 
| Packaging | Digi-Reel®   | 
| Part Status | Active  | 
| Connectivity | I²C, SPI, UART/USART  | 
| Program Memory Size | 4KB (2K x 16)  | 
| Data Converters | A/D 8x10b  |