ATmega48PB
Key Features
- High Performance, Low Power Atmel®AVR® 8-Bit Microcontroller Family
- 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 20MHz ̶ On-chip 2-cycle Multiplier
- High Endurance Non-volatile Memory Segments ̶ 4/8/16KBytes of In-System Self-Programmable Flash program 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 ̶ 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
- Atmel® 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 (TC) with Separate Prescaler and Compare Mode ̶ 16-bit Timer/Counter with Separate Prescaler, Compare Mode, and Capture Mode ̶ Real Time Counter (RTC) with Separate Oscillator ̶ Six Pulse Width Modulation (PWM) channels ̶ 8-channel 10-bit ADC with temperature measurement ̶ Programmable Serial USART with start-of-frame detection ̶ Master/Slave SPI Serial Interface ̶ Byte-oriented Two-Wire Serial Interface (Phillips I2C compatible) ̶ Programmable Watchdog Timer (WDT) with separate on-chip oscillator ̶ On-chip Analog Comparator ̶ Interrupt and Wake-up on Pin Change
- 256-channel capacitive touch and proximity sensing
- Special Microcontroller Features ̶ Power-on Reset (POR) and Programmable Brown-out Detection (BOD) ̶ Internal calibrated oscillator ̶ External and internal interrupt sources ̶ Six Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby, and Exten
