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 | |
![]() | 9T08052A12R4DBHFT | RES SMD 12.4 OHM 0.5% 1/8W 0805 | datasheet.pdf | |
![]() | HSC08DTEI | CONN EDGECARD 16POS .100 EYELET | datasheet.pdf | |
![]() | 06035K220FAWTR | CAP THIN FILM 22PF 50V 0603 | datasheet.pdf | |
![]() | 68489-336H | BERGSTIK II .100" SR ST | datasheet.pdf | |
![]() | NSS40300DDR2G | TRANS 2PNP 40V 3A 8SOIC | datasheet.pdf | |
![]() | VE-2WZ-EY-F3 | CONVERTER MOD DC/DC 2V 20W | datasheet.pdf | |
![]() | RWR81S1R91FSS73 | RES 1.91 OHM 1W 1% WW AXIAL | datasheet.pdf | |
![]() | CMF553K3200FKEA | RES 3.32K OHM 1/2W 1% AXIAL | datasheet.pdf | |
![]() | 2512R-822H | FIXED IND 8.2UH 557MA 1.3 OHM | datasheet.pdf | |
![]() | JBXSR2G06FSSDSR | CONN RCPT 6POS PNL MNT SKT | datasheet.pdf | |
![]() | ATS-18B-111-C3-R1 | HEATSINK 60X40X9.5MM XCUT T412 | datasheet.pdf | |
![]() | PX2EN1XX016BSCHX | HEAVY DUTY PRESSURE TRANSDUCER | datasheet.pdf |