ATMEGA165P-16AUR Atmel, ATMEGA165P-16AUR Datasheet - Page 357

• Manufacturer Part Number: ATMEGA165P-16AUR
• Description: MCU AVR 128K FLASH 16MHZ 64TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA165P-16AUR

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: SPI, UART/USART, USI
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 54
• Program Memory Size: 16KB (8K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table of Contents
8019K–AVR–11/10
1
2
3
4
5
6
7
Features ..................................................................................................... 1
Pin Configurations ................................................................................... 2
Overview ................................................................................................... 3
Resources ................................................................................................. 7
About Code Examples ............................................................................. 8
AVR CPU Core .......................................................................................... 9
AVR Memories ........................................................................................ 17
System Clock and Clock Options ......................................................... 26
1.1 Disclaimer .................................................................................................................2
2.1 Block Diagram ..........................................................................................................3
2.2 Pin Descriptions .......................................................................................................5
5.1 Overview ..................................................................................................................9
5.2 ALU – Arithmetic Logic Unit ...................................................................................10
5.3 Stack Pointer ..........................................................................................................10
5.4 Instruction Execution Timing ..................................................................................11
5.5 Reset and Interrupt Handling .................................................................................12
5.6 Status Register .......................................................................................................14
5.7 General Purpose Register File ...............................................................................15
6.1 In-System Reprogrammable Flash Program Memory ............................................17
6.2 SRAM Data Memory ..............................................................................................18
6.3 EEPROM Data Memory .........................................................................................19
6.4 I/O Memory .............................................................................................................23
6.5 General Purpose I/O Registers ..............................................................................24
6.6 Register Description ...............................................................................................24
7.1 Clock Systems and their Distribution ......................................................................26
7.2 Clock Sources ........................................................................................................27
7.3 Default Clock Source ..............................................................................................28
7.4 Calibrated Internal RC Oscillator ............................................................................28
7.5 Crystal Oscillator ....................................................................................................29
7.6 Low-frequency Crystal Oscillator ............................................................................30
7.7 External Clock ........................................................................................................32
7.8 Timer/Counter Oscillator ........................................................................................33
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