ATMEGA1281V-8MU Atmel, ATMEGA1281V-8MU Datasheet - Page 97

• Manufacturer Part Number: ATMEGA1281V-8MU
• Description: IC MCU AVR 128K FLASH 64-QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA1281V-8MU

• 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: 128KB (64K 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
• Processor Series: ATMEGA128x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 8 KB
• Interface Type: 2-Wire, SPI, USART
• Maximum Clock Frequency: 8 MHz
• Number Of Programmable I/os: 54
• Number Of Timers: 6
• 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
• On-chip Adc: 10 bit
• For Use With: ATSTK600-TQFP64 - STK600 SOCKET/ADAPTER 64-TQFPATAVRDB101 - MODULE DISPLAY LCD/RGB BACKLIGHT770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAGATAVRISP2 - PROGRAMMER AVR IN SYSTEMATJTAGICE2 - AVR ON-CHIP D-BUG SYSTEM
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

2549M–AVR–09/10
Table 12-30. Port K Pins Alternate Functions
• ADC15:8/PCINT23:16 – Port K, Bit 7:0
ADC15:8, Analog to Digital Converter, Channel 15 - 8.
PCINT23:16, Pin Change Interrupt Source 23:16. The PK7:0 pins can serve as External Inter-
rupt Sources.
Table 12-31. Overriding Signals for Alternate Functions in PK7:PK4
Signal Name
Port Pin
DIEOE
DIEOV
DDOE
PUOE
PUOV
DDOV
PVOE
PVOV
PTOE
PK4
PK3
PK2
PK1
PK0
AIO
DI
PCINT23 • PCIE2
PCINT23 INPUT
ADC15 INPUT
PK7/ADC15/
PCINT23
ADC12/PCINT20 (ADC Input Channel 12 or Pin Change Interrupt 20)
ADC11/PCINT19 (ADC Input Channel 11 or Pin Change Interrupt 19)
ADC10/PCINT18 (ADC Input Channel 10 or Pin Change Interrupt 18)
ADC8 /PCINT16 (ADC Input Channel 8 or Pin Change Interrupt 16)
ADC9/PCINT17 (ADC Input Channel 9 or Pin Change Interrupt 17)
0
0
0
0
0
0
–
1
ATmega640/1280/1281/2560/2561
PCINT22 • PCIE2
PCINT22 INPUT
ADC14 INPUT
PK6/ADC14/
PCINT22
0
0
0
0
0
0
–
1
Alternate Function
PCINT21 • PCIE2
PCINT21 INPUT
ADC13 INPUT
PK5/ADC13/
PCINT21
0
0
0
0
0
0
–
1
PCINT20 • PCIE2
PCINT20 INPUT
ADC12 INPUT
PK4/ADC12/
PCINT20
0
0
0
0
0
0
–
1
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