ATMEGA2561V-8MI Atmel, ATMEGA2561V-8MI Datasheet - Page 379

• Manufacturer Part Number: ATMEGA2561V-8MI
• Description: IC AVR MCU 256K 8MHZ 64-QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA2561V-8MI

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: EBI/EMI, I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 54
• Program Memory Size: 256KB (128K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 4K x 8
• Ram Size: 8K 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: 64-MLF®, 64-QFN
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Table 30-10. External Data Memory Characteristics, 4.5 to 5.5 Volts, 1 Cycle Wait-state
Table 30-11. External Data Memory Characteristics, 4.5 to 5.5 Volts, SRWn1 = 1, SRWn0 = 0
Table 30-12. External Data Memory Characteristics, 4.5 to 5.5 Volts, SRWn1 = 1, SRWn0 = 1
Table 30-13. External Data Memory Characteristics, 2.7 to 5.5 Volts, No Wait-state
2549M–AVR–09/10
0
10
12
15
16
0
10
12
15
16
0
10
12
14
15
16
0
Symbol
1/t
t
t
t
t
1/t
t
t
t
t
Symbol
1/t
t
t
t
t
t
Symbol
1/t
RLDV
RLRH
DVWH
WLWH
RLDV
RLRH
DVWH
WLWH
RLDV
RLRH
WHDX
DVWH
WLWH
Symbol
CLCL
CLCL
CLCL
CLCL
Parameter
Oscillator Frequency
Read Low to Data Valid
RD Pulse Width
Data Valid to WR High
WR Pulse Width
Parameter
Oscillator Frequency
Read Low to Data Valid
RD Pulse Width
Data Valid to WR High
WR Pulse Width
Parameter
Oscillator Frequency
Read Low to Data Valid
RD Pulse Width
Data Hold After WR High
Data Valid to WR High
WR Pulse Width
Parameter
Oscillator Frequency
Min
240
240
240
Min
365
375
365
Min
365
240
375
365
Min
8 MHz Oscillator
4 MHz Oscillator
4 MHz Oscillator
4 MHz Oscillator
ATmega640/1280/1281/2560/2561
Max
Max
Max
Max
200
325
325
2.0t
2.0t
3.0t
3.0t
3.0t
2.0t
3.0t
2.0t
3.0t
3.0t
Min
Min
Min
Min
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
0.0
0.0
0.0
0.0
Variable Oscillator
Variable Oscillator
Variable Oscillator
Variable Oscillator
CLCL
CLCL
CLCL
-10
-10
-10
-10
-10
-10
-10
2.0t
3.0t
3.0t
Max
Max
Max
Max
CLCL
CLCL
CLCL
16
16
16
8
-50
-50
-50
MHz
Unit
Unit
ns
Unit
MHz
MHz
MHz
Unit
ns
ns
379