ATMEGA8515-16AU Atmel, ATMEGA8515-16AU Datasheet - Page 253

• Manufacturer Part Number: ATMEGA8515-16AU
• Description: IC AVR MCU 8K 16MHZ 5V 44TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA8515-16AU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: EBI/EMI, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 35
• Program Memory Size: 8KB (4K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-TQFP, 44-VQFP
• Cpu Family: ATmega
• Device Core: AVR
• Device Core Size: 8b
• Frequency (max): 16MHz
• Interface Type: SPI/USART
• Total Internal Ram Size: 512Byte
• # I/os (max): 35
• Number Of Timers - General Purpose: 2
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 4.5V
• Instruction Set Architecture: RISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 44
• Package Type: TQFP
• Processor Series: ATMEGA8x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 512 B
• Maximum Clock Frequency: 16 MHz
• Number Of Programmable I/os: 35
• Number Of Timers: 2
• Operating Supply Voltage: 4.5 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Development Tools By Supplier: ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT
• Minimum Operating Temperature: - 40 C
• Package: 44TQFP
• Family Name: ATmega
• Maximum Speed: 16 MHz
• For Use With: ATSTK600 - DEV KIT FOR AVR/AVR32770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAG770-1005 - ISP 4PORT FOR ATMEL AVR MCU JTAG770-1004 - ISP 4PORT FOR ATMEL AVR MCU SPIATAVRISP2 - PROGRAMMER AVR IN SYSTEMATSTK500 - PROGRAMMER AVR STARTER KIT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Data Converters: -
• Lead Free Status / Rohs Status: Compliant

Table of Contents
2512K–AVR–01/10
Features................................................................................................ 1
Pin Configurations............................................................................... 2
Overview............................................................................................... 3
Resources ............................................................................................ 6
About Code Examples......................................................................... 7
AVR CPU Core ..................................................................................... 8
AVR ATmega8515 Memories ............................................................ 16
System Clock and Clock Options .................................................... 34
Power Management and Sleep Modes............................................. 41
Block Diagram ...................................................................................................... 3
Disclaimer ............................................................................................................. 4
AT90S4414/8515 and ATmega8515 Compatibility............................................... 4
Pin Descriptions.................................................................................................... 5
Introduction ........................................................................................................... 8
Architectural Overview.......................................................................................... 8
ALU – Arithmetic Logic Unit.................................................................................. 9
Status Register ................................................................................................... 10
General Purpose Register File ........................................................................... 11
Stack Pointer ...................................................................................................... 12
Instruction Execution Timing............................................................................... 13
Reset and Interrupt Handling.............................................................................. 13
In-System Reprogrammable Flash Program memory ........................................ 16
SRAM Data Memory........................................................................................... 17
EEPROM Data Memory...................................................................................... 19
I/O Memory ......................................................................................................... 24
External Memory Interface.................................................................................. 25
XMEM Register Description................................................................................ 29
Clock Systems and their Distribution .................................................................. 34
Clock Sources..................................................................................................... 35
Default Clock Source .......................................................................................... 35
Crystal Oscillator................................................................................................. 35
Low-frequency Crystal Oscillator ........................................................................ 37
External RC Oscillator ........................................................................................ 38
Calibrated Internal RC Oscillator ........................................................................ 39
External Clock..................................................................................................... 40
Idle Mode ............................................................................................................ 42
Power-down Mode.............................................................................................. 42
ATmega8515(L)
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