ATmega6450 Atmel Corporation, ATmega6450 Datasheet - Page 357

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ATmega6450

Manufacturer Part Number
ATmega6450
Description
Manufacturer
Atmel Corporation
Datasheets

Specifications of ATmega6450

Flash (kbytes)
64 Kbytes
Pin Count
100
Max. Operating Frequency
16 MHz
Cpu
8-bit AVR
Hardware Qtouch Acquisition
No
Max I/o Pins
69
Ext Interrupts
25
Usb Speed
No
Usb Interface
No
Spi
2
Twi (i2c)
1
Uart
1
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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2570N–AVR–05/11
15 8-bit Timer/Counter0 with PWM ............................................................ 85
16 Timer/Counter0 and Timer/Counter1 Prescalers ................................ 99
17 16-bit Timer/Counter1 .......................................................................... 102
18 8-bit Timer/Counter2 with PWM and Asynchronous Operation ...... 130
14.1
14.2
14.3
14.4
15.1
15.2
15.3
15.4
15.5
15.6
15.7
15.8
15.9
16.1
17.1
17.2
17.3
17.4
17.5
17.6
17.7
17.8
17.9
17.10
17.11
18.1
18.2
18.3
18.4
18.5
18.6
Overview ..........................................................................................................60
Ports as General Digital I/O .............................................................................61
Alternate Port Functions ..................................................................................66
Register Description ........................................................................................81
Features ..........................................................................................................85
Overview ..........................................................................................................85
Timer/Counter Clock Sources .........................................................................86
Counter Unit ....................................................................................................87
Output Compare Unit .......................................................................................87
Compare Match Output Unit ............................................................................89
Modes of Operation .........................................................................................90
Timer/Counter Timing Diagrams .....................................................................95
Register Description ........................................................................................96
Register Description ......................................................................................101
Features ........................................................................................................102
Overview ........................................................................................................102
Accessing 16-bit Registers ............................................................................104
Timer/Counter Clock Sources .......................................................................107
Counter Unit ..................................................................................................108
Input Capture Unit .........................................................................................109
Output Compare Units ...................................................................................111
Compare Match Output Unit ..........................................................................112
Modes of Operation .......................................................................................114
Timer/Counter Timing Diagrams ...................................................................121
Register Description ......................................................................................123
Features ........................................................................................................130
Overview ........................................................................................................130
Timer/Counter Clock Sources .......................................................................131
Counter Unit ..................................................................................................131
Output Compare Unit .....................................................................................132
Compare Match Output Unit ..........................................................................134
ATmega325/3250/645/6450
iii

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