64KB 32K x 16 FLASH AVR 8-Bit Microcontroller AVR® ATmega Series ATMEGA644PA 44 Pin 20MHz 44-VFQFN Exposed Pad
SOT-23
ATMEGA644PA-MU Datasheet
non-compliant
In-Stock: 0 items
Specifications
Name
Value
Type
Parameter
Factory Lead Time
7 Weeks
Contact Plating
Tin
Mount
Surface Mount
Mounting Type
Surface Mount
Package / Case
44-VFQFN Exposed Pad
Surface Mount
YES
Number of Pins
44
Supplier Device Package
44-VQFN (7x7)
Number of Terminals
44
Mounting Style
Through Hole
Interfaces
SPI/USART
Data Converters
A/D 8x10b
MSL
MSL 3 - 168 hours
Qualification
-
Family Name
ATmega
Instruction Set Architecture
RISC
Dimensions
7.1 x 7.1 x 0.95mm
Typical Operating Supply Voltage
1.8 → 5.5 V
Package Type
VQFN
Maximum Operating Temperature
+85 °C
Minimum Operating Temperature
-40 °C
Number of I/Os
32 I/O
Interface Type
SPI, TWI, UART
Manufacturer
Microchip
Brand
Microchip Technology / Atmel
Tradename
AVR
RoHS
Details
Package
Tray
Base Product Number
ATMEGA644
Mfr
Microchip Technology
Product Status
Active
Package Shape
SQUARE
Number of I/O Lines
32
Operating Temperature
-40°C~85°C TA
Packaging
Tray
Series
AVR® ATmega
Published
2008
Pbfree Code
yes
Part Status
Active
Moisture Sensitivity Level (MSL)
3 (168 Hours)
Number of Terminations
44
Terminal Position
QUAD
Terminal Form
NO LEAD
Terminal Pitch
0.5mm
Reach Compliance Code
compliant
Frequency
20MHz
Base Part Number
ATMEGA644PA
Pin Count
44
JESD-30 Code
S-PQCC-N44
Qualification Status
Not Qualified
Supply Voltage-Max (Vsup)
5.5V
Power Supplies
2/5 V
Temperature Grade
INDUSTRIAL
Interface
2-Wire, I2C, SPI, UART, USART
Memory Size
64kB
Oscillator Type
Internal
Number of I/O
32
Speed
20MHz
RAM Size
4K x 8
Voltage - Supply (Vcc/Vdd)
1.8V~5.5V
uPs/uCs/Peripheral ICs Type
MICROCONTROLLER, RISC
Core Processor
AVR
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Program Memory Type
FLASH
Core Size
8-Bit
Program Memory Size
64KB 32K x 16
Connectivity
I2C, SPI, UART/USART
Supply Current-Max
9 mA
Bit Size
8
Data Converter
A/D 8x10b
Watchdog Timer
Yes
Has ADC
YES
DMA Channels
NO
Data Bus Width
8b
PWM Channels
YES
DAC Channels
NO
Seated Height-Max
1 mm
Product Type
8-bit Microcontrollers - MCU
ROM (words)
32768
EEPROM Size
2K x 8
On Chip Program ROM Width
16
CPU Family
AVR RISC
Boundary Scan
YES
Low Power Mode
YES
Format
FIXED-POINT
Integrated Cache
NO
RAM (words)
4096
Number of UART Channels
2
RAM (bytes)
4096
Number of ADC Channels
8
Number of Serial I/Os
2
Number of Timers
3
ROM Programmability
FLASH
Number of External Interrupts
3
Number of PWM Channels
6
Number of I2C Channels
1
On Chip Data RAM Width
8
Number of SPI Channels
3
Product
MCU
Product Category
8-bit Microcontrollers - MCU
Device Core
AVR
Height
950μm
Length
7.1mm
Width
7.1mm
REACH SVHC
No SVHC
Radiation Hardening
No
RoHS Status
ROHS3 Compliant
Lead Free
Lead Free
Pricing & Ordering
Quantity
Unit Price
Ext. Price
1
$6.92000
$6.92
500
$6.8508
$3425.4
1000
$6.7816
$6781.6
1500
$6.7124
$10068.6
2000
$6.6432
$13286.4
2500
$6.574
$16435
ATMEGA644PA-MU Product Details
ATMEGA644PA-MU Overview
44-VFQFN Exposed Pad-packages are available. There are 32 I/O ports on this device. Device mounting type Surface Mount is the type of mounting that the Microcontroller uses. There is a 8-Bit core at the core of this MCU. There is a type of program memory called FLASH in the Microcontroller. There is a temperature range of -40°C~85°C TA for this Microcontroller. An electrical component of this type belongs to the AVR® ATmega series. This program memory has a size of 64KB 32K x 16, which indicates what the size of the program memory is. AVR Core processors are used in MCU. Devices of this type belong to the MICROCONTROLLER, RISC power supply/socket/peripheral ICs category. This chip has a total of 44 terminations on MCU chip. You get a 8-bit size. There are NO DMA channels on this Microcontroller chip. The part has a memory size of 64kB. The base part number ATMEGA644PA provides alternatives. This device is extremely efficient when operated at a frequency of 20MHz. Using the PWM channel YES, the device works with the motor. In this chip, 44 pins can be accessed. It has 44 pins in total. In addition to this, the device is embedded with the the AVR RISC CPU family. With 2 UART channels, it has all the features you may need. In total, it has 8 ADC channels for the measurement of signals. As far as the PWM channel count is concerned, the device makes use of 6 channels. As part of the design, the part has been designed to feature 1 channels for I2C communication. MCU chip is equipped with 2 serial I/Os in the part. In this part, there are 3 interrupts that are external to the system. There are 3 bits on a Integrated Circuit chip.
ATMEGA644PA-MU Features
44-VFQFN Exposed Pad package Mounting type of Surface Mount
ATMEGA644PA-MU Applications
There are a lot of Microchip Technology ATMEGA644PA-MU Microcontroller applications.