ATMEGA64L-8MU Atmel, ATMEGA64L-8MU Datasheet - Page 303

• 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

Parallel Programming
Characteristics
2490Q–AVR–06/10
1. A: Load Command “0000 1000”.
2. B: Load Address Low Byte, (0x00 - 0x03).
3. Set OE to “0”, and BS1 to “1”. The Calibration byte can now be read at DATA.
4. Set OE to “1”.
Figure 144. Parallel Programming Timing, Including some General Timing Requirements
Figure 145. Parallel Programming Timing, Loading Sequence with Timing Requirements
Note:
PAGEL
XTAL1
(DATA, XA0/1, BS1, BS2)
DATA
BS1
XA0
XA1
1. The timing requirements shown in
loading operation.
Data & Contol
RDY/BSY
ADDR0 (Low Byte)
LOAD ADDRESS
PAGEL
XTAL1
(LOW BYTE)
WR
t
t
BVPH
DVXH
(LOW BYTE)
LOAD DATA
DATA (Low Byte)
t
t
XHXL
PHPL
Figure 144
t
t
t
t
t
XLDX
XLWL
PLBX
PLWL
XLXH
t
(that is, t
BVWL
(HIGH BYTE)
LOAD DATA
DATA (High Byte)
t
WL WH
t
WLRL
XLPH
DVXH
LOAD DATA
, t
XHXL
t
ATmega64(L)
PLXH
t
WLBX
, and t
LOAD ADDRESS
ADDR1 (Low Byte)
(LOW BYTE)
XLDX
) also apply to
t
WLRH
(1)
303