ATmega16A 8-bit Microcontroller with 16K Bytes In-System Programmable Flash DATASHEET Features z High-performance, Low-power Atmel AVR 8-bit Microcontroller z Advanced RISC Architecture 131 Powerful Instructions Most Single-clock Cycle Execution 32 x 8 General Purpose Working Registers Fully Static Operation Up to 16MIPS Throughput at 16MHz On-chip 2-cycle Multiplier z High Endurance Non-volatile Memory segments 16KBytes of In-System Self-programmable Flash program memory 512Bytes EEPROM 1KByte Internal SRAM Write/Erase Cycles: 10,000 Flash/100,000 EEPROM (1) Data retention: 20 years at 85C/100 years at 25C Optional Boot Code Section with Independent Lock Bits z In-System Programming by On-chip Boot Program z True Read-While-Write Operation Programming Lock for Software Security z 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 z Peripheral Features Two 8-bit Timer/Counters with Separate Prescalers and Compare Modes One 16-bit Timer/Counter with Separate Prescaler, Compare Mode, and Capture Mode Real Time Counter with Separate Oscillator Four PWM Channels 8-channel, 10-bit ADC z 8 Single-ended Channels z 7 Differential Channels in TQFP Package Only z 2 Differential Channels with Programmable Gain at 1x, 10x, or 200x Byte-oriented Two-wire Serial Interface Programmable Serial USART Master/Slave SPI Serial Interface Programmable Watchdog Timer with Separate On-chip Oscillator On-chip Analog Comparator Atmel-8154C-8-bit-AVR-ATmega16A Datasheet-07/2014z Special Microcontroller Features Power-on Reset and Programmable Brown-out Detection Internal Calibrated RC Oscillator External and Internal Interrupt Sources Six Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby and Extended Standby z I/O and Packages 32 Programmable I/O Lines 40-pin PDIP, 44-lead TQFP, and 44-pad QFN/MLF z Operating Voltages 2.7 - 5.5V z Speed Grades 0 - 16MHz z Power Consumption 1MHz, 3V, and 25C Active: 0.6mA Idle Mode: 0.2mA Power-down Mode: < 1A ATmega16A DATASHEET 2 Atmel-8154C-8-bit-AVR-ATmega16A Datasheet-07/2014