Ship from: HONGKONG
Date Code: Newest Date Code
Manufacturer lead time 6 weeks
| Internal Part Number | EIS-ATMEGA644P-20MQR | |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant | |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | |
| Production Status (Lifecycle) | In Production | |
| Condition | New & Unused, Original Sealed | |
| 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 | |
| Design Resources | Development Tool Selector | |
| PCN Packaging | Tape and Reel Label Update 10/Feb/2015 | |
| PCN Other | MSL Update 26/Feb/2014 | |
| Standard Package | 4,000 | |
| Category | Integrated Circuits (ICs) | |
| Family | Embedded - Microcontrollers | |
| Series | AVR® ATmega | |
| Packaging | Tape & Reel (TR) | |
| 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 ~ 105°C | |
| Package / Case | 44-VFQFN Exposed Pad | |
| Supplier Device Package | 44-VQFN (7x7) | |
| Weight | 0.001 KG | |
| Application | Email for details | |
| Alternative Part (Replacement) | ATMEGA644P-20MQR | |
| Related Links | ATMEGA64, ATMEGA644P-20MQR Datasheet, Atmel Distributor | |
![]() | 57102-F08-02 | MINITEK UNSHR HDR | datasheet.pdf | |
![]() | CRCW1206140RFKEAHP | RES SMD 140 OHM 1% 1/2W 1206 | datasheet.pdf | |
| UZS1H4R7MCL1GB | CAP ALUM 4.7UF 20% 50V SMD | datasheet.pdf | ||
| UCA2V100MPD1TD | CAP ALUM 10UF 20% 350V RADIAL | datasheet.pdf | ||
![]() | MS27466T25B4HA | CONN RCPT 56POS FLANGE W/PINS | datasheet.pdf | |
![]() | 627-025-228-052 | D-Sub Connector Plug, Male Pins 25 Position Panel Mount, Through Hole Solder | datasheet.pdf | |
![]() | HM2R85PA8100N9LF | FEM CONN STYLE D | datasheet.pdf | |
![]() | EBC30HETI | CONN EDGE HL .100 30POS | datasheet.pdf | |
![]() | WCM35TIW | COVE RACEWAY TEE ING | datasheet.pdf | |
![]() | RJHSE338L | RJ45 VERTICAL LED SHIELDED | datasheet.pdf | |
![]() | ZICM357SP2-1C-MW | MINI MOD RF TXRX EM357 20DBM | datasheet.pdf | |
![]() | D38999/20ZJ19PA | TV 19C 19#12 PIN RECP | datasheet.pdf |