Datasheet

Features
High Performance, Low Power Atmel
®
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
High Endurance Non-volatile Memory Segments
4/8/16KBytes of In-System Self-Programmable Flash progam memory
256/512/512Bytes EEPROM
512/1K/1KBytes Internal SRAM
Write/Erase Cycles: 10,000 Flash/100,000 EEPROM
Data retention: 20 years at 85°C/100 years at 25°C
(1)
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
Temperature Measurement
6-channel 10-bit ADC in PDIP Package
Temperature Measurement
Programmable Serial USART
Master/Slave SPI Serial Interface
Byte-oriented 2-wire Serial Interface (Philips I
2
C compatible)
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
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 for ATmega48P/88P/168PV
2.7 - 5.5V for ATmega48P/88P/168P
Temperature Range:
–-40
°C to 85°C
Speed Grade:
ATmega48P/88P/168PV: 0 - 4MHz @ 1.8 - 5.5V, 0 - 10MHz @ 2.7 - 5.5V
ATmega48P/88P/168P: 0 - 10MHz @ 2.7 - 5.5V, 0 - 20MHz @ 4.5 - 5.5V
Low Power Consumption at 1MHz, 1.8V, 25°C:
Active Mode: 0.3mA
Power-down Mode: 0.1µA
Power-save Mode: 0.8µA (Including 32kHz RTC)
Note: 1. See ”Data Retention” on page 8 for details.
8-bit Atmel
Microcontroller
with 4/8/16K
Bytes In-System
Programmable
Flash
ATmega48P/V
ATmega88P/V
ATmega168P/V
Summary
Rev. 8025MS–AVR–6/11

Summary of content (27 pages)