Microchip Technology

ATMEGA2560-16AU

Microcontrollers

MPN
ATMEGA2560-16AU
Product Type
Core Processor
AVR
Maximum Clock Speed
16 MHz
Package / Case
TQFP-100
Key Attributes
8-bit Microcontroller with In-System Programmable Flash

Technical Specifications

TypeDescription
Core ProcessorAVR
Core Bits8
Maximum Clock Speed16 MHz
Flash Memory256 KB
Number of I/O86
Flash TypeFLASH
TypeDescription
Adc Bits10.0
Oscillator TypeBuilt-in
Eeprom Bytes4 KB
Operating Temp-40°C ~ +85°C
Working Voltage V5 V
Package / CaseTQFP-100

Product Introduction

The ATmega640/1280/1281/2560/2561 is a low-power CMOS 8-bit microcontroller based on the AVR enhanced RISC architecture. By executing powerful instructions in a single clock cycle, the ATmega640/1280/1281/2560/2561 achieves throughputs approaching 1 MIPS per MHz allowing the system designer to optimize power consumption versus processing speed.

Features

  • High Performance, Low Power Atmel AVR 8-Bit Microcontroller
  • Advanced RISC Architecture – 135 Powerful Instructions – Most Single Clock Cycle Execution – 32x8 General Purpose Working Registers – Fully Static Operation – Up to 16 MIPS Throughput at 16MHz – On-Chip 2-cycle Multiplier
  • High Endurance Non-volatile Memory Segments – 64K/128K/256KBytes of In-System Self-Programmable Flash – 4Kbytes EEPROM – 8Kbytes Internal SRAM – Write/Erase Cycles:10,000 Flash/100,000 EEPROM – Data retention: 20 years at 85℃, 100 years at 25℃ – 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
  • Endurance: Up to 64Kbytes Optional External Memory Space
  • Atmel QTouch library support – Capacitive touch buttons, sliders and wheels – QTouch and QMatrix acquisition – Up to 64 sense channels
  • 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 Prescaler and Compare Mode – Four 16-bit Timer/Counter with Separate Prescaler, Compare- and Capture Mode – Real Time Counter with Separate Oscillator – Four 8-bit PWM Channels – Six/Twelve PWM Channels with Programmable Resolution from 2 to 16 Bits (ATmega1281/2561, ATmega640/1280/2560) – Output Compare Modulator – 8/16-channel, 10-bit ADC (ATmega1281/2561, ATmega640/1280/2560) – Two/Four Programmable Serial USART (ATmega1281/2561, ATmega640/1280/2560) – Master/Slave SPI Serial Interface – Byte Oriented 2-wire 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 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 – 54/86 Programmable I/O Lines (ATmega1281/2561, ATmega640/1280/2560) – 64-pad QFN/MLF, 64-lead TQFP (ATmega1281/2561) – 100-lead TQFP, 100-ball CBGA (ATmega640/1280/2560) – RoHS/Fully Green
  • Temperature Range: – -40℃ to 85℃ Industrial
  • Ultra-Low Power Consumption – Active Mode: 1MHz, 1.8V: 500µA – Power-down Mode: 0.1µA at 1.8V
  • Speed Grade:
  • ATmega640V/ATmega1280V/ATmega1281V: 0 - 4MHz @ 1.8V - 5.5V, 0 - 8MHz @ 2.7V - 5.5V
  • ATmega2560V/ATmega2561V: 0 - 2MHz @ 1.8V - 5.5V, 0 - 8MHz @ 2.7V - 5.5V
  • ATmega640/ATmega1280/ATmega1281: 0 - 8MHz @ 2.7V - 5.5V, 0 - 16MHz @ 4.5V - 5.5V
  • ATmega2560/ATmega2561: 0 - 16MHz @ 4.5V - 5.5V

Datasheet

📄 Open Download

Alternative Parts

Common ATMEGA2560-16AU alternatives overseas buyers search for:

Compliance & Export Codes

TypeDetails
RoHSROHS3
ECCNEAR99
TypeDetails
CNHTS8542319090

Sourcing Information

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