ATmega6490 Atmel Corporation, ATmega6490 Datasheet - Page 160
ATmega6490
Manufacturer Part Number
ATmega6490
Description
Manufacturer
Atmel Corporation
Specifications of ATmega6490
Flash (kbytes)
64 Kbytes
Pin Count
100
Max. Operating Frequency
16 MHz
Cpu
8-bit AVR
# Of Touch Channels
16
Hardware Qtouch Acquisition
No
Max I/o Pins
69
Ext Interrupts
32
Usb Speed
No
Usb Interface
No
Spi
2
Twi (i2c)
1
Uart
1
Segment Lcd
160
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
1.8 to 5.5
Operating Voltage (vcc)
1.8 to 5.5
Fpu
No
Mpu / Mmu
no / no
Timers
3
Output Compare Channels
4
Input Capture Channels
1
Pwm Channels
4
32khz Rtc
Yes
Calibrated Rc Oscillator
Yes
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Quantity
Price
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ATmega6490A-AUR
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779
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ATmega329/3290/649/6490
When the SPI is enabled, the data direction of the MOSI, MISO, SCK, and SS pins is overridden
according to
Functions” on page
Table 18-1.
Note:
MOSI
MISO
SCK
Pin
SS
1. See
direction of the user defined SPI pins.
Table
Direction, Master SPI
User Defined
Input
User Defined
User Defined
SPI Pin Overrides
“Alternate Functions of Port B” on page 68
18-1. For more details on automatic port overrides, refer to
65.
(1)
Direction, Slave SPI
Input
User Defined
Input
Input
for a detailed description of how to define the
“Alternate Port
2552K–AVR–04/11
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