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ATMEGA644-20AU - ATMEL Corporation - 8-bit Microcontroller with 16/32/64K Bytes In-System Programmable Flash

ATMEGA644-20AU - ATMEL Corporation - 8-bit Microcontroller with 16/32/64K Bytes In-System Programmable Flash

  • ATMEGA644-20AU - ATMEL Corporation - 8-bit Microcontroller with 16/32/64K Bytes In-System Programmable Flash
ATMEGA644-20AU - ATMEL Corporation - 8-bit Microcontroller with 16/32/64K Bytes In-System Programmable Flash
Product Details:
Place of Origin: PHILIPPINE
Brand Name: ATMEL Corporation
Certification: Lead free / RoHS Compliant
Model Number: ATMEGA644-20AU
Payment & Shipping Terms:
Minimum Order Quantity: 50
Price: Contact for Sample
Packaging Details: Contact for Sample
Delivery Time: Within 3days
Payment Terms: T/T in advance, Paypal, Western Union
Supply Ability: 5000
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Detailed Product Description
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8-bit Microcontroller with 16/32/64K Bytes In-System Programmable Flash

 

 

Description:

 

The ATmega164/324/644 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 ATmega164/324/644 achieves throughputs approaching 1 MIPS per MHz allowing the system designer to optimize power consumption versus processing speed.

 

 

Applications:

 

• High-performance, Low-power 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

– On-chip 2-cycle Multiplier

• Nonvolatile Program and Data Memories

– 16/32/64K Bytes of In-System Self-Programmable Flash

Endurance: 10,000 Write/Erase Cycles

– Optional Boot Code Section with Independent Lock Bits

In-System Programming by On-chip Boot Program

True Read-While-Write Operation

– 512B/1K/2K Bytes EEPROM

Endurance: 100,000 Write/Erase Cycles

– 1/2/4K Bytes Internal SRAM

– 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/Two Programmable Serial USART (ATmega644, ATmega164/324)

– 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

• Operating Voltages

– 1.8 - 5.5V for ATmega164/324/644V

– 2.7 - 5.5V for ATmega164/324/644

• Speed Grades

– ATmega164/324/644V: 0 - 4MHz @ 1.8 - 5.5V, 0 - 10MHz @ 2.7 - 5.5V

– ATmega164/324/644: 0 - 10MHz @ 2.7 - 5.5V, 0 - 20MHz @ 4.5 - 5.5V

• Power Consumption at 1 MHz, 3V, 25°C for ATmega644

– Active: 240 µA @ 1.8V, 1MHz

– Power-down Mode: 0.1 µA @ 1.8V

 

 

Specifications:

 

Datasheets

ATMEGA644(V) Summary
ATMEGA644/V Preliminary

Product Photos

44-TQFP

Product Training Modules

MCU Product Line Introduction
megaAVR Introduction

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

Catalog Page

586 (CN081 PDF)

For Use With

ATSTK600-RC31-ND - STK600 ROUTING CARD AVR
ATSTK600-TQFP44-ND - STK600 SOCKET/ADAPTER 44-TQFP
ATSTK600-DIP40-ND - STK600 SOCKET/ADAPTER 40-PDIP
ATAVRISP2-ND - PROGRAMMER AVR IN SYSTEM

Other Names

ATMEGA64420AU

 

 

Competitive Advantage:

 

Warranty :180 days !
Free shipping: Order over $1000 win a free shipment fee
(goods weight below 3Kg) ,during 20130901-20130930 .


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