ATmega64A Atmel Corporation, ATmega64A Datasheet - Page 20

• 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

7.2.1
8160C–AVR–07/09
Data Memory Access Times
Figure 7-2.
This section describes the general access timing concepts for internal memory access. The
internal data SRAM access is performed in two clk
Memory Configuration A
Data Memory Map
160 Ext I/O Reg.
64 I/O Registers
External SRAM
Internal SRAM
Data Memory
32 Registers
(0 - 64K x 8)
(4096 x 8)
$0000 - $001F
$0100
$10FF
$1100
$FFFF
$0020 - $005F
$0060 - $00FF
CPU
Memory Configuration B
cycles as described in
64 I/O Registers
Internal SRAM
External SRAM
Data Memory
32 Registers
(0 - 64K x 8)
(4000 x 8)
ATmega64A
$0FFF
$1000
$0000 - $001F
$0020 - $005F
$0060
$FFFF
Figure
7-3.
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