ATMEGA8535L-8AC Atmel, ATMEGA8535L-8AC Datasheet - Page 318

• Manufacturer Part Number: ATMEGA8535L-8AC
• Description: IC AVR MCU 8K LV 8MHZ COM 44TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA8535L-8AC

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 8MHz
• 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): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 44-TQFP, 44-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-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