ATMEGA8L-8MU Atmel, ATMEGA8L-8MU Datasheet - Page 300

• Manufacturer Part Number: ATMEGA8L-8MU
• Description: IC AVR MCU 8K 8MHZ 3V 32-QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA8L-8MU

• 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: 23
• Program Memory Size: 8KB (4K 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: 32-VQFN Exposed Pad, 32-HVQFN, 32-SQFN, 32-DHVQFN
• Package: 32MLF EP
• Device Core: AVR
• Family Name: ATmega
• Maximum Speed: 8 MHz
• Operating Supply Voltage: 3.3|5 V
• Data Bus Width: 8 Bit
• Number Of Programmable I/os: 23
• Interface Type: SPI/TWI/USART
• On-chip Adc: 8-chx10-bit
• Number Of Timers: 3
• Controller Family/series: AVR MEGA
• No. Of I/o's: 23
• Eeprom Memory Size: 512Byte
• Ram Memory Size: 1KB
• Cpu Speed: 8MHz
• Rohs Compliant: Yes
• For Use With: ATSTK600-TQFP32 - STK600 SOCKET/ADAPTER 32-TQFPATSTK600-DIP40 - STK600 SOCKET/ADAPTER 40-PDIP770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAGATAVRISP2 - PROGRAMMER AVR IN SYSTEMATSTK500 - PROGRAMMER AVR STARTER KIT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

iv
ATmega8(L)
Boot Loader Support – Read-While-Write Self-Programming 202
Memory Programming 215
Electrical Characteristics 235
ATmega8 Typical Characteristics 242
Register Summary 280
Instruction Set Summary 282
Ordering Information 285
Packaging Information 286
Errata 289
ADC Noise Canceler 195
ADC Conversion Result 199
Boot Loader Features 202
Application and Boot Loader Flash Sections 202
Read-While-Write and No Read-While-Write Flash Sections 202
Boot Loader Lock Bits 204
Entering the Boot Loader Program 205
Addressing the Flash During Self-Programming 207
Self-Programming the Flash 208
Program And Data Memory Lock Bits 215
Fuse Bits 216
Signature Bytes 218
Calibration Byte 218
Page Size 218
Parallel Programming Parameters, Pin Mapping, and Commands 219
Parallel Programming 221
Serial Downloading 230
Serial Programming Pin Mapping 230
Absolute Maximum Ratings* 235
DC Characteristics 235
External Clock Drive Waveforms 237
External Clock Drive 237
Two-wire Serial Interface Characteristics 238
SPI Timing Characteristics 239
ADC Characteristics 241
32A 286
28P3 287
32M1-A 288
2486Z–AVR–02/11