ATMEGA649-16MUR Atmel, ATMEGA649-16MUR Datasheet - Page 332

• Manufacturer Part Number: ATMEGA649-16MUR
• Description: MCU AVR 64KB FLASH 16MHZ 64QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA649-16MUR

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: SPI, UART/USART, USI
• Peripherals: Brown-out Detect/Reset, LCD, POR, PWM, WDT
• Number Of I /o: 53
• 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: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

332
ATmega329/3290/649/6490
Figure 28-5. SPI Interface Timing Requirements (Slave Mode)
(Data Output)
(Data Input)
(CPOL = 0)
(CPOL = 1)
MOSI
MISO
SCK
SCK
SS
9
13
MSB
MSB
14
15
...
...
11
10
LSB
LSB
11
12
16
2552K–AVR–04/11
X
17