ATMEGA644V-10MU Atmel, ATMEGA644V-10MU Datasheet - Page 3
ATMEGA644V-10MU
Manufacturer Part Number
ATMEGA644V-10MU
Description
IC AVR MCU FLASH 64K 44-QFN
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA644V-10MU
Core Processor
AVR
Core Size
8-Bit
Speed
10MHz
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)
1.8 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
44-VQFN Exposed Pad
Package
44QFN EP
Device Core
AVR
Family Name
ATmega
Maximum Speed
10 MHz
Operating Supply Voltage
2.5|3.3|5 V
Data Bus Width
8 Bit
Number Of Programmable I/os
32
Interface Type
JTAG/SPI/TWI/USART
On-chip Adc
8-chx10-bit
Number Of Timers
3
Processor Series
ATMEGA64x
Core
AVR8
Data Ram Size
4 KB
Maximum Clock Frequency
20 MHz
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
For Use With
ATSTK600-TQFP44 - STK600 SOCKET/ADAPTER 44-TQFPATSTK600 - DEV KIT FOR AVR/AVR32770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAGATAVRISP2 - PROGRAMMER AVR IN SYSTEM
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ATMEGA644V-10MU
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
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1.1
2. Overview
2.1
Figure 2-1.
2593N–AVR–07/10
RESET
XTAL1
XTAL2
Disclaimer
Block Diagram
VCC
GND
Block Diagram
POR / BOD &
Supervision
Generation
Watchdog
Watchdog
Oscillator
Oscillator
Circuits /
RESET
Power
Timer
Clock
Typical values contained in this datasheet are based on simulations and characterization of
other AVR microcontrollers manufactured on the same process technology. Min and Max values
will be available after the device is characterized.
The ATmega644 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 ATmega644
achieves throughputs approaching 1 MIPS per MHz allowing the system designer to optimize
power consumption versus processing speed.
PORT C (8)
EEPROM
PC7..0
JTAG
Converter
TWI
A/D
PORT A (8)
PA7..0
FLASH
Bandgap reference
Internal
CPU
SRAM
Comparator
Analog
PORT B (8)
16 bit T/C 1
PORT D (8)
8 bit T/C 0
8 bit T/C 2
PB7..0
PD7..0
SPI
ATmega644
USART 0
3
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