1 Pcs Atmel Atmega644-20pu 64k Flash/4kb Sram Pdip-40 Avr 8bit--usa

US $16.99

San Jose, California, United States
Jan 29th

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NOTE: NOT FOR SALE TO CALIFORNIA BUYERS. PLEASE DO NOT BID/BUY! This listing is for 1 brand new piece of the ATMEGA644-20PU 64K Flash/4K Internal SRAM/2K Internal EEPROM. No returns. No insurance provided. Full specification is at http://www.atmel.com/dyn/resources/prod_documents/doc2593.pdf IMPORTANT: Please read the spec carefully before using this item. Seller holds NO responsibility if the item is misued or abused by the buyer. See other links: -Complete support of this micro-controller at www.avrfreaks.net, compiler, technical info., etc. -See http://belogic.com/uzebox/, a game console made using the ATMEGA644 micro-controller. FEATURES: • High-performance, Low-power Atmel® AVR® 8-bit Microcontroller • Advanced RISC Architecture –131 Powerful Instructions – Most Single-clock Cycle Execution –32 x 8 General Purpose Working Registers –Fully Static Operation –Up to 20 MIPS Throughput at 20 MHz • High Endurance Non-volatile Memory segments –64 Kbytes of In-System Self-programmable Flash program memory – 2 Kbytes EEPROM –4 Kbytes Internal SRAM –Write/Erase cyles: 10,000 Flash/100,000 EEPROM(1)(3) –Data retention: 20 years at 85°C/100 years at 25°C(2)(3) –Optional Boot Code Section with Independent Lock Bits In-System Programming by On-chip Boot Program True Read-While-Write Operation –Programming Lock for Software Security • JTAG (IEEE std. 1149.1 Compliant) Interface –Boundary-scan Capabilities According to the JTAG Standard –Extensive On-chip Debug Support –Programming of Flash, EEPROM, Fuses, and Lock Bits through the JTAG Interface • Peripheral Features –Two 8-bit Timer/Counters with Separate Prescalers and Compare Modes –One 16-bit Timer/Counter with Separate Prescaler, Compare Mode, and Capture Mode –Real Time Counter with Separate Oscillator –Six PWM Channels –8-channel, 10-bit ADC Differential mode with selectable gain at 1x, 10x or 200x –Byte-oriented Two-wire Serial Interface –One Programmable Serial USART –Master/Slave SPI Serial Interface –Programmable Watchdog Timer with Separate On-chip Oscillator –On-chip Analog Comparator –Interrupt and Wake-up on Pin Change • Special Microcontroller Features –Power-on Reset and Programmable Brown-out Detection –Internal Calibrated RC Oscillator –External and Internal Interrupt Sources –Six Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby and Extended Standby • I/O and Packages –32 Programmable I/O Lines –40-pin PDIP, 44-lead TQFP, and 44-pad QFN/MLF • Speed Grades –ATmega644V: 0 - 4 MHz @ 1.8V - 5.5V, 0 - 10 MHz @ 2.7V - 5.5V –ATmega644: 0 - 10 MHz @ 2.7V - 5.5V, 0 - 20 MHz @ 4.5V - 5.5V • Power Consumption at 1 MHz, 3V, 25·C –Active: 240 µA @ 1.8V, 1 MHz –Power-down Mode: 0.1 µA @ 1.8V

Condition:

New: A brand-new, unused, unopened, undamaged item in its original packaging (where packaging is applicable). Packaging should be the same as what is found in a retail store, unless the item is handmade or was packaged by the manufacturer in non-retail packaging, such as an unprinted box or plastic bag. See the seller's listing for full details. ...

Circuit Type

PDIP-40