ATMEGA324PB-AN

40001928A.pdf

Feature

High Performance, Low Power 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 – 32KBytes of In-System Self-Programmable Flash Program Memory – 1KBytes EEPROM – 2KBytes Internal SRAM – Write/Erase Cycles: 10,000 Flash/100,000 EEPROM – Data Retention: 20 Years at 85°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 

• JTAG (IEEE std. 1149.1 Compliant) Interface – Boundary-Scan Capabilities According to the JTAG Standard – Extensive On-chip Debug Support – Programming of Flash, EEPROM, Fuses, and Lock Bits Through the JTAG Interface 

• Peripheral Features – Peripheral Touch Controller (PTC) 

• Capacitive Touch Buttons, Sliders and Wheels 

• 32 Self-Sap Channels and 256 Mutual Cap Channels – Two 8-bit Timer/Counters with Separate Prescaler and Compare Mode– Three 16-bit Timer/Counters with Separate Prescaler, Compare Mode, and Capture Mode – Real Time Counter with Separate Oscillator – Ten PWM Channels – 8-Channel 10-Bit ADC 

• Differential Mode with Selectable Gain at 1×, 10× or 200× – Three Programmable Serial USARTs – Two Master/Slave SPI Serial Interfaces – Two Byte-oriented 2-wire Serial Interfaces (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 – Power-on Reset and Programmable Brown-out Detection – Internal 8 MHz Calibrated Oscillator – External and Internal Interrupt Sources – Six Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby, and Extended Standby – Clock Failure Detection Mechanism and Switch to Internal 8 MHz RC Oscillator in case of Failure – Individual Serial Number to Represent a Unique ID 

• I/O and Packages – 39 Programmable I/O Lines – 44-Pin TQFP and 44-Pin QFN /MLF 

• Operating Voltage: – 1.8 - 5.5V 

• Temperature Range: – -40°C to 105°C 

• Speed Grade: – 0 - 4MHz @ 1.8 - 5.5V – 0 - 10MHz @ 2.7 - 5.5.V – 0 - 20MHz @ 4.5 - 5.5V 

• Power Consumption at 1MHz, 1.8V, 25°C – Active Mode: 0.24mA – Power-Down Mode: 0.2μA – Power-Save Mode: 1.3μA (Including 32kHz RTC)