ATMEGA64L-8MU Atmel, ATMEGA64L-8MU Datasheet - Page 87

• Manufacturer Part Number: ATMEGA64L-8MU
• Description: IC AVR MCU 64K 8MHZ 3V 64-QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA64L-8MU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, 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: 64-MLF®, 64-QFN
• Cpu Family: ATmega
• Device Core: AVR
• Device Core Size: 8b
• Frequency (max): 8MHz
• Interface Type: JTAG/SPI/TWI/USART
• Total Internal Ram Size: 4KB
• # I/os (max): 53
• Number Of Timers - General Purpose: 4
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 2.7V
• On-chip Adc: 8-chx10-bit
• Instruction Set Architecture: RISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 64
• Package Type: MLF EP
• Processor Series: ATMEGA64x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 4 KB
• Maximum Clock Frequency: 8 MHz
• Number Of Programmable I/os: 53
• Number Of Timers: 4
• Operating Supply Voltage: 2.7 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Minimum Operating Temperature: - 40 C
• Package: 64MLF EP
• Family Name: ATmega
• Maximum Speed: 8 MHz
• Controller Family/series: AVR MEGA
• No. Of I/o's: 53
• Eeprom Memory Size: 2KB
• Ram Memory Size: 4KB
• Cpu Speed: 8MHz
• Rohs Compliant: Yes
• For Use With: ATSTK600-TQFP64 - STK600 SOCKET/ADAPTER 64-TQFPATSTK600-TQFP32 - STK600 SOCKET/ADAPTER 32-TQFP770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAGATAVRISP2 - PROGRAMMER AVR IN SYSTEMATJTAGICE2 - AVR ON-CHIP D-BUG SYSTEMATSTK500 - PROGRAMMER AVR STARTER KIT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Register
Description for I/O
Ports
PORTA – Port A Data
Register
DDRA – Port A Data
Direction Register
PINA – Port A Input
Pins Address
PORTB – Port B Data
Register
DDRB – Port B Data
Direction Register
PINB – Port B Input
Pins Address
PORTC – Port C Data
Register
DDRC – Port C Data
Direction Register
2490Q–AVR–06/10
Bit
0x1B (0x3B)
Read/Write
Initial Value
Bit
0x1A (0x3A)
Read/Write
Initial Value
Bit
0x19 (0x39)
Read/Write
Initial Value
Bit
0x18 (0x38)
Read/Write
Initial Value
Bit
0x17 (0x37)
Read/Write
Initial Value
Bit
0x16 (0x36)
Read/Write
Initial Value
Bit
0x15 (0x35)
Read/Write
Initial Value
Bit
0x14 (0x34)
Read/Write
Initial Value
PORTA7
PORTB7
PORTC7
PINA7
PINB7
DDA7
DDB7
DDC7
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
R
R
7
0
7
0
7
7
0
7
0
7
7
0
7
0
PORTA6
PORTB6
PORTC6
PINA6
PINB6
DDA6
DDB6
DDC6
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
6
0
6
0
6
R
6
0
6
0
6
R
6
0
6
0
PORTA5
PORTB5
PORTC5
PINA5
PINB5
DDA5
DDB5
DDC5
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
R
R
5
0
5
0
5
5
0
5
0
5
5
0
5
0
PORTA4
PORTB4
PORTC4
PINA4
PINB4
DDA4
DDB4
DDC4
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
R
R
4
0
4
0
4
4
0
4
0
4
4
0
4
0
PORTA3
PORTB3
PORTC3
PINA3
PINB3
DDA3
DDB3
DDC3
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
R
R
3
0
3
0
3
3
0
3
0
3
3
0
3
0
PORTA2
PORTB2
PORTC2
PINA2
PINB2
DDA2
DDB2
DDC2
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
R
R
2
0
2
0
2
2
0
2
0
2
2
0
2
0
PORTA1
PORTB1
PORTC1
PINA1
PINB1
DDA1
DDB1
DDC1
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
R
R
1
0
1
0
1
1
0
1
0
1
1
0
1
0
ATmega64(L)
PORTA0
PORTB0
PORTC0
PINA0
PINB0
DDA0
DDB0
DDC0
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
R
R
0
0
0
0
0
0
0
0
0
0
0
0
0
0
PORTA
PORTB
PORTC
DDRA
DDRB
DDRC
PINA
PINB
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