ATmega88

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Features

  • High performance, low power Atmel® AVR® 8-bit microcontroller
  • Advanced RISC architecture
  • 131 powerful instructions * most single clock cycle execution
  • 32 × 8 general purpose working registers
  • Fully static operation
  • Up to 20 MIPS throughput at 20MHz
  • On-chip 2-cycle multiplier
  • High endurance non-volatile memory segments
  • 4/8/16 Kbytes of in-system self-programmable flash program memory
  • 256/512/512 bytes EEPROM
  • 512/1K/1Kbytes internal SRAM
  • Write/erase cyles: 10,000 flash/100,000 EEPROM
  • Data retention: 20 years at 85°C/100 years at 25°C()
  • Optional boot code section with independent lock bits

In-system programming by on-chip boot program True read-while-write operation

  • Programming lock for software security
  • QTouch® library support
  • Capacitive touch buttons, sliders and wheels
  • QTouch and QMatrix acquisition
  • Up to 64 sense channels
  • 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 (Philips I2C compatible)
  • Programmable watchdog timer with separate on-chip oscillator
  • On-chip analog comparator
  • Interrupt and wake-up on pin change
  • Special microcontroller features
  • DebugWIRE on-chip debug system
  • Power-on reset and programmable brown-out detection
  • Internal calibrated oscillator
  • External and internal interrupt sources
  • Five sleep modes: Idle, ADC noise reduction, power-save, power-down, and standby
  • I/O and packages
  • 23 programmable I/O lines
  • 28-pin PDIP, 32-lead TQFP, 28-pad QFN/MLF and 32-pad QFN/MLF
  • Operating voltage:
  • 1.8V - 5.5V for Atmel ATmega48V/88V/168V
  • 2.7V - 5.5V for Atmel ATmega48/88/168
  • Temperature range:
  • -40°C to 85°C
  • Speed grade:
  • ATmega48V/88V/168V: 0 - 4MHz @ 1.8V - 5.5V, 0 - 10MHz @ 2.7V - 5.5V
  • ATmega48/88/168: 0 - 10MHz @ 2.7V - 5.5V, 0 - 20MHz @ 4.5V - 5.5V
  • Low power consumption
  • Active mode:

250μA at 1MHz, 1.8V 15μA at 32kHz, 1.8V (including oscillator)

  • Power-down mode:

0.1μA at 1.8V