ATMEGA8535-16MU Atmel, ATMEGA8535-16MU Datasheet - Page 318

• Manufacturer Part Number: ATMEGA8535-16MU
• Description: IC AVR MCU 8K 16MHZ 5V 44-QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA8535-16MU

• 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: 32
• 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
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-VQFN Exposed Pad
• Processor Series: ATMEGA8x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 512 B
• Interface Type: 2-Wire, SPI, USART
• Maximum Clock Frequency: 16 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 3
• 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
• On-chip Adc: 10 bit, 8 Channel
• Package: 44MLF EP
• Device Core: AVR
• Family Name: ATmega
• Maximum Speed: 16 MHz
• For Use With: ATAVRISP2 - PROGRAMMER AVR IN SYSTEMATSTK500 - PROGRAMMER AVR STARTER KIT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

iv
ATmega8535(L)
Boot Loader Support – Read-While-Write Self-Programming ..... 224
Memory Programming..................................................................... 237
Electrical Characteristics................................................................ 255
ATmega8535 Typical Characteristics ............................................ 266
Register Summary ........................................................................... 299
Instruction Set Summary ................................................................ 301
Ordering Information....................................................................... 304
Packaging Information .................................................................... 306
Prescaling and Conversion Timing ................................................................... 209
Changing Channel or Reference Selection ...................................................... 212
ADC Noise Canceler......................................................................................... 214
ADC Conversion Result.................................................................................... 218
Boot Loader Features ....................................................................................... 224
Application and Boot Loader Flash Sections .................................................... 224
Read-While-Write and No Read-While-Write Flash Sections........................... 224
Boot Loader Lock Bits....................................................................................... 226
Entering the Boot Loader Program ................................................................... 227
Addressing the Flash during Self-Programming ............................................... 229
Self-Programming the Flash ............................................................................. 230
Program And Data Memory Lock Bits .............................................................. 237
Fuse Bits........................................................................................................... 238
Signature Bytes ................................................................................................ 239
Calibration Byte ................................................................................................ 239
Parallel Programming Parameters, Pin Mapping, and Commands .................. 240
Parallel Programming ....................................................................................... 242
Serial Downloading........................................................................................... 251
Absolute Maximum Ratings*............................................................................. 255
DC Characteristics............................................................................................ 255
External Clock Drive Waveforms ...................................................................... 258
External Clock Drive ......................................................................................... 258
Two-wire Serial Interface Characteristics ......................................................... 259
SPI Timing Characteristics ............................................................................... 261
ADC Characteristics ......................................................................................... 263
44A ................................................................................................................... 306
40P6 ................................................................................................................. 307
44J .................................................................................................................... 308
44M1-A ............................................................................................................. 309
2502K–AVR–10/06