ATMEGA644P-A15MZ Atmel, ATMEGA644P-A15MZ Datasheet - Page 2
![MCU AVR 64KB FLASH 16MHZ 44QFN](/photos/12/13/121316/313-44-qfn_sml.jpg)
ATMEGA644P-A15MZ
Manufacturer Part Number
ATMEGA644P-A15MZ
Description
MCU AVR 64KB FLASH 16MHZ 44QFN
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA644P-A15MZ
Package / Case
44-VQFN Exposed Pad
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Operating Temperature
-40°C ~ 125°C
Speed
16MHz
Number Of I /o
32
Eeprom Size
2K x 8
Core Processor
AVR
Program Memory Type
FLASH
Ram Size
4K x 8
Program Memory Size
64KB (64K x 8)
Data Converters
A/D 8x10b
Oscillator Type
Internal
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Connectivity
I²C, SPI, UART/USART
Core Size
8-Bit
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ATMEGA644P-A15MZ
Manufacturer:
ATMEL
Quantity:
3 500
Part Number:
ATMEGA644P-A15MZ
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
1. Pin Configurations
2
ATmega164P/324P/644P
Figure 1-1.
Note:
NT/RXD1/26/INT0) PD2
(PCINT24/RXD0) PD0
(PCINT25/TXD0) PD1
(PCINT13/MOSI) PB5
(PCINT14/MISO) PB6
(PCINT15/SCK) PB7
The large center pad underneath the QFN/MLF package should be soldered to ground on the
board to ensure good mechanical stability.
Pinout ATmega164P/324P/644P
RESET
XTAL2
XTAL1
GND
VCC
TQFP/QFN/MLF
PA4 (ADC4/PCINT
PA5 (ADC5/PCINT
PA6 (ADC6/PCINT
PA7 (ADC7/PCINT
AREF
GND
AVCC
PC7 (TOSC2/PCIN
PC6 (TOSC1/PCIN
PC5 (TDI/PCINT2
PC4 (TDO/PCINT2
7674DS–AVR–08/08