ATMEGA169L-8MI Atmel, ATMEGA169L-8MI Datasheet - Page 351

• Manufacturer Part Number: ATMEGA169L-8MI
• Description: IC MCU AVR 16K LV 8MHZ IND 64QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA169L-8MI

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: SPI, UART/USART, USI
• Peripherals: Brown-out Detect/Reset, LCD, POR, PWM, WDT
• Number Of I /o: 53
• 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-MLF®, 64-QFN
• For Use With: ATAVRISP2 - PROGRAMMER AVR IN SYSTEMATAVRBFLY - KIT EVALUATION AVR BUTTERFLYATSTK502 - MOD EXPANSION AVR STARTER 500
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: ATMEGA169L-4MI; ATMEGA169L-4MI

Table of Contents
2514H–AVR–05/03
Features................................................................................................. 1
Pin Configurations................................................................................ 2
Overview................................................................................................ 3
About Code Examples.......................................................................... 6
AVR CPU Core ...................................................................................... 7
AVR ATmega169 Memories ............................................................... 15
System Clock and Clock Options ..................................................... 23
Power Management and Sleep Modes.............................................. 32
Disclaimer ............................................................................................................. 2
Block Diagram ...................................................................................................... 3
Pin Descriptions.................................................................................................... 5
Introduction ........................................................................................................... 7
Architectural Overview .......................................................................................... 7
ALU – Arithmetic Logic Unit.................................................................................. 8
Status Register ..................................................................................................... 9
General Purpose Register File ........................................................................... 10
Stack Pointer ...................................................................................................... 11
Instruction Execution Timing............................................................................... 12
Reset and Interrupt Handling .............................................................................. 12
In-System Reprogrammable Flash Program Memory ........................................ 15
SRAM Data Memory........................................................................................... 16
EEPROM Data Memory...................................................................................... 17
I/O Memory ......................................................................................................... 22
Clock Systems and their Distribution .................................................................. 23
Clock Sources..................................................................................................... 24
Default Clock Source .......................................................................................... 24
Crystal Oscillator................................................................................................. 25
Low-frequency Crystal Oscillator ........................................................................ 26
Calibrated Internal RC Oscillator ........................................................................ 27
External Clock..................................................................................................... 29
Clock Output Buffer ............................................................................................ 29
Timer/Counter Oscillator ..................................................................................... 30
System Clock Prescaler...................................................................................... 30
Idle Mode ............................................................................................................ 33
ADC Noise Reduction Mode ............................................................................... 33
Power-down Mode.............................................................................................. 33
Power-save Mode ............................................................................................... 33
Standby Mode..................................................................................................... 34
Minimizing Power Consumption ......................................................................... 34
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