ATMEGA1281-16MU Atmel, ATMEGA1281-16MU Datasheet - Page 348

• Manufacturer Part Number: ATMEGA1281-16MU
• Description: IC MCU AVR 128K FLASH 64-QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA1281-16MU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 16MHz
• 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): 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
• Processor Series: ATMEGA128x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 8 KB
• Interface Type: 2-Wire, SPI, UART
• Maximum Clock Frequency: 16 MHz
• Number Of Programmable I/os: 54
• Number Of Timers: 6
• Operating Supply Voltage: 4.5 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Development Tools By Supplier: ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT, ATAVRRZ541, ATAVRRAVEN, ATAVRRZRAVEN, ATAVRRZUSBSTICK, ATAVRISP2, ATAVRRZ201
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 8 channel
• 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
Figure 29-8. Parallel Programming Timing, Loading Sequence with Timing Requirements
Note:
Figure 29-9. Parallel Programming Timing, Reading Sequence (within the Same Page) with
Note:
Table 29-14. Parallel Programming Characteristics, V
Symbol
V
I
PP
PP
XTAL1
DATA
PAGEL
XTAL1
BS1
XA0
XA1
DATA
OE
BS1
XA0
XA1
The timing requirements shown in
apply to loading operation.
1. The timing requirements shown in
also apply to reading operation.
Parameter
Programming Enable Voltage
Programming Enable Current
Timing Requirements
ADDR0 (Low Byte)
LOAD ADDRESS
ADDR0 (Low Byte)
LOAD ADDRESS
(LOW BYTE)
(LOW BYTE)
t
XLOL
t
OLDV
ATmega640/1280/1281/2560/2561
(1)
(LOW BYTE)
LOAD DATA
DATA (Low Byte)
Figure 29-7 on page 347
DATA (Low Byte)
READ DATA
(LOW BYTE)
Figure 29-7 on page 347
t
XLXH
t
BVDV
(HIGH BYTE)
LOAD DATA
CC
= 5V ±10%
DATA (High Byte)
(HIGH BYTE)
READ DATA
DATA (High Byte)
t
XLPH
(that is, t
LOAD DATA
11.5
(that is, t
Min
t
OHDZ
t
DVXH
PLXH
DVXH
Typ
, t
XHXL
LOAD ADDRESS
LOAD ADDRESS
(LOW BYTE)
, t
(LOW BYTE)
ADDR1 (Low Byte)
ADDR1 (Low Byte)
XHXL
, and t
Max
12.5
250
, and t
XLDX
Units
XLDX
) also
μA
V
(Note:)
348
)