ATMEGA645V-8AI Atmel, ATMEGA645V-8AI Datasheet - Page 357

• Manufacturer Part Number: ATMEGA645V-8AI
• Description: IC AVR MCU FLASH 64K 1.8V 64TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA645V-8AI

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: SPI, UART/USART, USI
• 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): 1.8 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-TQFP, 64-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

2570M–AVR–04/11
14 8-bit Timer/Counter0 with PWM ............................................................ 85
15 Timer/Counter0 and Timer/Counter1 Prescalers ................................ 99
16 16-bit Timer/Counter1 .......................................................................... 102
17 8-bit Timer/Counter2 with PWM and Asynchronous Operation ...... 130
13.2
13.3
13.4
14.1
14.2
14.3
14.4
14.5
14.6
14.7
14.8
14.9
15.1
16.1
16.2
16.3
16.4
16.5
16.6
16.7
16.8
16.9
16.10
16.11
17.1
17.2
17.3
17.4
17.5
17.6
17.7
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
Modes of Operation .......................................................................................135
ATmega325/3250/645/6450
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