ATmega88

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