Ship from: HONGKONG
Date Code: Newest Date Code
Manufacturer lead time 6 weeks
| Internal Part Number | EIS-ATMEGA644P-20AU | |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant | |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) | |
| Production Status (Lifecycle) | In Production | |
| Condition | New & Unused, Original Sealed | |
| Product Training Modules | picoPower™ Technology MCU Product Line Introduction megaAVR Introduction Software Framework (ASF) Example of Use Studio Introduction to Software Framework (ASF) Studio Development Environment Overview Part 1 | |
| Design Resources | Development Tool Selector | |
| Featured Product | Atmel - megaAVR Microcontrollers | |
| EDA / CAD Models | Download from Accelerated Designs | |
| Standard Package | 160 | |
| Category | Integrated Circuits (ICs) | |
| Family | Embedded - Microcontrollers | |
| Series | AVR® ATmega | |
| Packaging | Tray | |
| Core Processor | AVR | |
| Core Size | 8-Bit | |
| Speed | 20MHz | |
| Connectivity | I²C, SPI, UART/USART | |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT | |
| Number of I/O | 32 | |
| Program Memory Size | 64KB (32K x 16) | |
| Program Memory Type | FLASH | |
| EEPROM Size | 2K x 8 | |
| RAM Size | 4K x 8 | |
| Voltage - Supply (Vcc/Vdd) | 2.7 V ~ 5.5 V | |
| Data Converters | A/D 8x10b | |
| Oscillator Type | Internal | |
| Operating Temperature | -40°C ~ 85°C | |
| Package / Case | 44-TQFP | |
| Supplier Device Package | 44-TQFP (10x10) | |
| Weight | 0.001 KG | |
| Application | Email for details | |
| Alternative Part (Replacement) | ATMEGA644P-20AU | |
| Related Links | ATMEGA6, ATMEGA644P-20AU Datasheet, Atmel Distributor | |
![]() | RT0805CRD071K8L | RES SMD 1.8K OHM 0.25% 1/8W 0805 | datasheet.pdf | |
![]() | FCA-125-19 | RELAY GEN PURPOSE SPDT 25A 28V | datasheet.pdf | |
![]() | RNF14CAC9K65 | RES 9.65K OHM 1/4W .25% AXIAL | datasheet.pdf | |
![]() | 1776146-5 | TERM BLOCK HDR 5POS VERT 5MM | datasheet.pdf | |
![]() | MS3475W2221S | CONN PLUG 21POS STRAIGHT W/SCKT | datasheet.pdf | |
![]() | 24979683332504 | LED PANEL IND GRN 5V CYLINDER | datasheet.pdf | |
![]() | 8N3SV75FC-0135CDI8 | IC OSC VCXO 25MHZ 6-CLCC | datasheet.pdf | |
![]() | 89HPES10T4G2ZBBCG8 | IC PCIE GEN2 SW 10LANE 324BGA | datasheet.pdf | |
![]() | ATS-20A-202-C2-R0 | HEATSINK 54X54X6MM XCUT T766 | datasheet.pdf | |
![]() | RT1210DRE0715RL | RES SMD 15 OHM 0.5% 1/4W 1210 | datasheet.pdf | |
![]() | TB300-06QC6 | TERMINAL BLOCK | datasheet.pdf | |
![]() | D38999/20WB5JA-LC | CONN HSG RCPT FLANGE 5POS SKT | datasheet.pdf |