ATmega48/V
ATmega88/V *
ATmega168/V *

8-bit Microcontroller 
with 8K Bytes In-System Programmable Flash

Features :

• High Performance, Low Power AVR® 8-Bit Microcontroller
• Advanced RISC Architecture
  – 131 Powerful Instructions – Most Single Clock 
    Cycle Execution
  – 32 x 8 General Purpose Working Registers
  – Fully Static Operation
  – Up to 20 MIPS Throughput at 20 MHz
  – On-chip 2-cycle Multiplier
• Non-volatile Program and Data Memories
  – 4/8/16K Bytes of In-System Self-P
    rogrammable Flash (ATmega48/88/168)
    Endurance: 10,000 Write/Erase Cycles
  – Optional Boot Code Section with Independent Lock Bits
    In-System Programming by On-chip Boot Program
    True Read-While-W rite Operation 
  – 256/512/512 Bytes EEPROM (ATmega48/88/168)
    Endurance: 100,000 Write/Erase Cycles
  – 512/1K/1K Byte Internal SRAM (ATmega48/88/168)
  – Programming Lock for Software Security

• Peripheral Features
  – Two 8-bit Timer/Counters with Separate Prescaler
    and Compare Mode
  – One 16-bit Timer/Counter with Separate Prescaler, 
    Compare Mode, and Capture Mode
  – Real Time Counter with Separate Oscillator
  – Six PWM Channels
  – 8 -channel 10-bit ADC in TQFP and QFN/MLF package
  – 6 -channel 10-bit ADC in PDIP Package
  – Programmable Serial USART
  – Master/Slave SPI Serial Interface
  – Byte-oriented 2-wire Serial Interface
  – Programmable Watchdog Timer with Separate On-chip Oscillator
  – On-chip Analog Comparator
  – Interrupt and Wake-up on Pin Change
• Special Microcontroller Features
  – Power-on Reset and Programmable Brown-out Detection
  – Internal Calibrated Oscillator
  – External and Internal Interrupt Sources
  – Five Sleep Modes: Idle, ADC Noise Re
    duction, Power-save, Power-down, and Standby
• I/O and Packages
  – 23 Programmable I/O Lines
  – 28-pin PDIP, 32-lead TQFP and 32-pad QFN/MLF
• Operating Voltage:
  – 1.8 - 5.5V for ATmega48V/88V/168V
  – 2.7 - 5.5V for ATmega48/88/168
• Temperature Range:  – -40°C to 85°C
• Speed Grade:
  – ATmega48V/88V/168V: 0 - 4 MHz  @ 1.8 - 5.5V, 
                        0 - 10 MHz @ 2.7 - 5.5V
  – ATmega48/88/168:    0 - 10 MHz @ 2.7 - 5.5V, 
                        0 - 20 MHz @ 4.5 - 5.5V
