Datasheet
– 8-channel 10-bit ADC in TQFP and QFN/MLF package
• Temperature measurement
– 6-channel 10-bit ADC in PDIP package
• Temperature measurement
– Two master/slave SPI serial interface
– One programmable serial USART
– One byte-oriented 2-wire serial interface (Philips I
2
C compatible)
– Programmable watchdog timer with separate on-chip oscillator
– One 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
– Six sleep modes: idle, ADC noise reduction, power-save, power-down, standby, and extended
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:
– 1.8 - 5.5V
• Temperature Range:
– -40°C to 105°C
• Speed Grade:
– ATmega48PA/88PA/168PA: 0 - 4 MHz @ 1.8 - 5.5V, 0 - 10 MHz @ 2.7 - 5.5V, 0 - 20 MHz @ 4.5 -
5.5V
• Power Consumption at 1 MHz, 1.8V, 25°C
– Active mode: 0.2 mA
– Power-Down mode: 0.1 μA
– Power-Save mode: 0.75 μA (Including 32 kHz RTC)
ATmega48PA/88PA/168PA
© 2018 Microchip Technology Inc.
Datasheet Complete
DS40002011A-page 2