ATMEGA644-20MU

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Mfr.Part #
ATMEGA644-20MU
Manufacturer
Atmel (Microchip Technology)
Package / Case
44-VFQFN Exposed Pad
Datasheet
Download
Description
IC MCU 8BIT 64KB FLASH 44VQFN
Stock
9,562
In Stock :
9,562

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Manufacturer :
Atmel (Microchip Technology)
Product Category :
Microcontrollers
Voltage - Supply (Vcc/Vdd) :
2.7V~5.5V
Max Operating Temperature :
85 °C
DAC Resolution :
-
Number of I/O :
32
Max Supply Voltage :
5.5 V
Number of Pins :
44
Access Time :
20 μs
Surface Mount :
yes
Number of Timers/Counters :
3
Packaging :
Tray
Width :
7 mm
PWM Channels :
yes
Peripherals :
Brown-out Detect/Reset, POR, PWM, WDT
RAM Size :
4K x 8
Watchdog Timer :
yes
Frequency :
20MHz
REACH SVHC :
No SVHC
Terminal Position :
QUAD
Program Memory Size :
64KB 32K x 16
Number of I/O Lines :
32
Number of Terminals :
44
RoHS Status :
ROHS3 Compliant
Data Bus Width :
8B
RoHS :
Compliant
Data Converters :
A/D 8x10b
Mount :
Surface Mount
Length :
7mm
Oscillator Type :
Internal
Interface Type :
I2C, SPI, USART
Moisture Sensitivity Level (MSL) :
3 (168 Hours)
Peak Reflow Temperature (Cel) :
260
Product :
MCU
Supply Voltage-Min (Vsup) :
4.5V
Terminal Pitch :
0.5mm
Temperature Grade :
Industrial
Height :
0.88 mm
Factory Lead Time :
7 Weeks
Radiation Hardening :
No
Tradename :
AVR
Lead Free :
Lead Free
Interface :
2-Wire, I2C, SPI, UART, USART
Operating Temperature :
-40°C~85°C TA
RAM (bytes) :
4096
Qualification :
-
Additional Feature :
ALSO OPERATES AT 2.7V SUPPLY AT 10 MHZ
Product Category :
8-bit Microcontrollers - MCU
Power Supplies :
3/5 V
Supply Voltage :
5V
Connectivity :
I2C, SPI, UART/USART
Number of Terminations :
44
Reach Compliance Code :
Compliant
Device Core :
AVR
Series :
AVR® ATmega
JESD-30 Code :
S-XQCC-N44
Has ADC :
yes
Height Seated (Max) :
1mm
Supply Current-Max :
9 mA
uPs/uCs/Peripheral ICs Type :
MICROCONTROLLER, RISC
Program Memory Type :
Flash
Base Part Number :
ATMEGA644
CPU Family :
AVR RISC
Minimum Operating Temperature :
- 40 C
Maximum Operating Temperature :
+ 85 C
Interfaces :
SPI/USART
Speed :
20MHz
Number of I/Os :
32
Max Frequency :
20 MHz
Schedule B :
8542310000, 8542310000/8542310000/8542310000/8542310000/8542310000
Package / Case :
44-VFQFN Exposed Pad
Core Architecture :
AVR
Number of ADC Channels :
8 Channel
Manufacturer :
Microchip
Product Type :
8-bit Microcontrollers - MCU
Package Shape :
Square
ROM (words) :
32768
Contact Plating :
Tin
Core Processor :
AVR
EEPROM Size :
2K x 8
Base Product Number :
ATMEGA644
Pbfree Code :
yes
Mounting Type :
Surface Mount
JESD-609 Code :
e3
Supply Voltage-Max (Vsup) :
5.5V
Terminal Finish :
Matte Tin (Sn)
Lifecycle Status :
Production (Last Updated: 2 years ago)
Package :
Tray
Number of Programmable I/O :
32
Terminal Form :
NO LEAD
MSL :
MSL 3 - 168 hours
DAC Channels :
No
Min Supply Voltage :
2.7 V
Product Status :
Active
Mounting Style :
SMD/SMT
Qualification Status :
Not Qualified
ROM Programmability :
Flash
Memory Size :
64KB
Time@Peak Reflow Temperature-Max (s) :
40
Memory Type :
Flash
Core Size :
8-Bit
Min Operating Temperature :
-40 °C
Data Converter :
A/D 8x10b
Seated Height-Max :
1 mm
Bit Size :
8
Supplier Device Package :
44-VQFN (7x7)
Published :
1997
DMA Channels :
No
Brand :
Microchip Technology
Introducing Microcontrollers Atmel (Microchip Technology) ATMEGA644-20MU from Chip IC,where excellence meets affordability. This product stands out with its Number of Pins:44, Operating Temperature:-40°C~85°C TA, Number of Terminations:44, Base Part Number:ATMEGA644, Package / Case:44-VFQFN Exposed Pad, Mounting Type:Surface Mount, ATMEGA644-20MU pinout, ATMEGA644-20MU datasheet PDF, ATMEGA644-20MU amp .Beyond Microcontrollers Atmel (Microchip Technology) ATMEGA644-20MU ,we also offer PIC16F506-I/SL, ATTINY44A-SSN, MS51FB9AE, Our vast inventory has you covered. Contact us now for immediate solutions.

Atmel (Microchip Technology) ATMEGA644-20MU


Microcontrollers Atmel (Microchip Technology) ATMEGA644-20MU Overview

Introducing the ATMEGA644-20MU from Atmel (Microchip Technology), a high-performance microcontroller that combines advanced 8-bit AVR architecture with Microchip's robust design quality. This component is optimized for processing efficiency and operational flexibility, making it an ideal choice for developers seeking powerful yet cost-effective solutions. The ATMEGA644-20MU comes with 64KB of in-system programmable flash, allowing vast data storage and application versatility. It is designed to support a wide range of applications from consumer electronics to industrial automation, solidifying its status as a go-to microcontroller for scalable operations. The integration of numerous peripherals, such as USART, SPI, and two-wire interface, further boosts its utility and integration capabilities, securing its role in sophisticated and multifunctional systems.

ATMEGA644-20MU Features

The ATMEGA644-20MU microcontroller boasts a variety of features that enhance its performance and suitability for complex electronics. Key features include an 8-bit processor with a maximum speed of 20MHz, providing the necessary computational power for data-intensive applications. It also offers 64KB of flash memory, 2KB of EEPROM, and 4KB SRAM, offering ample space for program storage and data manipulation. Additional functionalities include 32 general-purpose I/O lines, 8-channel 10-bit A/D converter, and multiple programmable serial USARTs, making it incredibly versatile for various digital communication needs.

ATMEGA644-20MU Applications

  • Consumer Electronics: Utilized in devices like smart home gadgets and personal entertainment systems, where its robust I/O capabilities allow for enhanced user interface and connectivity features.
  • Industrial Automation: Applies its extensive GPIO suite and robust ADC features to manage multiple sensors and actuators, optimizing processes and improving system reliability.
  • Automotive Systems: In automotive applications, the ATMEGA644-20MU controls and monitors systems, ensuring performance and safety through its high-speed processing and reliable data handling.
  • Healthcare Devices: Supports the design of medical monitoring equipment by leveraging its precise ADC and power efficiency, ensuring accurate readings and longer battery life in portable devices.
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