ATmega64A Atmel Corporation, ATmega64A Datasheet - Page 308

• Manufacturer Part Number: ATmega64A
• Manufacturer: Atmel Corporation

Specifications of ATmega64A

• Flash (kbytes): 64 Kbytes
• Pin Count: 64
• Max. Operating Frequency: 16 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 53
• Ext Interrupts: 8
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• Twi (i2c): 1
• Uart: 2
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 15
• Analog Comparators: 1
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 4
• Eeprom (bytes): 2048
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 2.7 to 5.5
• Operating Voltage (vcc): 2.7 to 5.5
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 4
• Output Compare Channels: 8
• Input Capture Channels: 2
• Pwm Channels: 7
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

8160C–AVR–07/09
Figure 27-8. Parallel Programming Timing, Loading Sequence with Timing Requirements
Note:
Figure 27-9. Parallel Programming Timing, Reading Sequence (Within the Same Page) with
Note:
XTAL1
PAGEL
XTAL1
DATA
DATA
BS1
XA0
XA1
BS1
XA0
XA1
OE
1. The timing requirements shown in
1. The timing requirements shown in
ing operation.
ing operation.
Timing Requirements
ADDR0 (Low Byte)
LOAD ADDRESS
ADDR0 (Low Byte)
LOAD ADDRESS
(LOW BYTE)
(LOW BYTE)
t
XLOL
t
OLDV
(1)
(LOW BYTE)
LOAD DATA
DATA (Low Byte)
DATA (Low Byte)
(LOW BYTE)
READ DATA
Figure 27-7
Figure 27-7
t
XLXH
t
BHDV
(i.e. t
(i.e. t
(HIGH BYTE)
LOAD DATA
DATA (High Byte)
DVXH
DVXH
DATA (High Byte)
(HIGH BYTE)
READ DATA
t
XLPH
, t
, t
LOAD DATA
XHXL
XHXL
, and t
, and t
t
OHDZ
t
PLXH
ATmega64A
XLDX
XLDX
LOAD ADDRESS
LOAD ADDRESS
(LOW BYTE)
ADDR1 (Low Byte)
ADDR1 (Low Byte)
(LOW BYTE)
) also apply to read-
) also apply to load-
(1)
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