ATMEGA169P-16MCH Atmel, ATMEGA169P-16MCH Datasheet - Page 388

• Manufacturer Part Number: ATMEGA169P-16MCH
• Description: MCU AVR 16KB FLASH 16MHZ 64-VQFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA169P-16MCH

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: SPI, UART/USART, USI
• Peripherals: Brown-out Detect/Reset, LCD, 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: 64-VQFN Exposed Pad, 64-HVQFN, 64-SQFN, 64-DHVQFN
• For Use With: ATSTK600 - DEV KIT FOR AVR/AVR32ATAVRBFLY - KIT EVALUATION AVR BUTTERFLYATSTK502 - MOD EXPANSION AVR STARTER 500ATSTK500 - PROGRAMMER AVR STARTER KIT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table of Contents
8018O–AVR–10/09
1
2
3
4
5
6
7
8
Features ..................................................................................................... 1
Pin Configurations ................................................................................... 2
Overview ................................................................................................... 4
Resources ................................................................................................. 9
Data Retention .......................................................................................... 9
About Code Examples ........................................................................... 10
AVR CPU Core ........................................................................................ 11
AVR Memories ........................................................................................ 20
System Clock and Clock Options ......................................................... 30
1.1Pinout - TQFP/QFN/MLF ...........................................................................................2
1.2Pinout - DRQFN ........................................................................................................3
2.1Block Diagram ...........................................................................................................4
2.2Pin Descriptions ........................................................................................................6
6.1Introduction ..............................................................................................................11
6.2Architectural Overview ............................................................................................11
6.3ALU – Arithmetic Logic Unit ....................................................................................12
6.4Stack Pointer ...........................................................................................................13
6.5Instruction Execution Timing ...................................................................................14
6.6Reset and Interrupt Handling ..................................................................................15
6.7Status Register ........................................................................................................17
6.8General Purpose Register File ................................................................................18
7.1In-System Reprogrammable Flash Program Memory .............................................20
7.2SRAM Data Memory ...............................................................................................21
7.3EEPROM Data Memory ..........................................................................................23
7.4I/O Memory ..............................................................................................................27
7.5General Purpose I/O Registers ...............................................................................28
7.6EEPROM Register Description ................................................................................28
8.1Clock Systems and their Distribution .......................................................................30
8.2Clock Sources .........................................................................................................31
8.3Default Clock Source ...............................................................................................32
8.4Calibrated Internal RC Oscillator .............................................................................32
8.5Crystal Oscillator .....................................................................................................33
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