ATMEGA64-16AI Atmel, ATMEGA64-16AI Datasheet - Page 387

• Manufacturer Part Number: ATMEGA64-16AI
• Description: IC AVR MCU 64K 16MHZ IND 64-TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA64-16AI

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: I²C, SPI, UART/USART
• 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): 4.5 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

2490Q–AVR–06/10
System Control and Reset 51
Interrupts 61
I/O Ports 66
External Interrupts 90
8-bit Timer/Counter0 with PWM and Asynchronous Operation 93
16-bit Timer/Counter (Timer/Counter1 and Timer/Counter3) 112
Idle Mode 47
ADC Noise Reduction Mode 47
Power-down Mode 47
Power-save Mode 47
Standby Mode 48
Extended Standby Mode 48
Minimizing Power Consumption 49
Internal Voltage Reference 56
Watchdog Timer 56
Timed Sequences for Changing the Configuration of the Watchdog Timer 60
Interrupt Vectors in ATmega64 61
Introduction 66
Ports as General Digital I/O 66
Alternate Port Functions 71
Register Description for I/O Ports 87
Overview 93
Timer/Counter Clock Sources 94
Counter Unit 95
Output Compare Unit 95
Compare Match Output Unit 97
Modes of Operation 98
Timer/Counter Timing Diagrams 102
8-bit Timer/Counter Register Description 104
Asynchronous Operation of the Timer/Counter 107
Timer/Counter Prescaler 110
Overview 112
Accessing 16-bit Registers 115
Timer/Counter Clock Sources 117
Counter Unit 117
Input Capture Unit 119
Output Compare Units 121
Compare Match Output Unit 122
Modes of Operation 124
Timer/Counter Timing Diagrams 131
ATmega64(L)
ii