ATMEGA1284P-MU Microchip 8bit MCU

ATMEGA1284P-MU Overview

AVR AVR® ATmega Microcontroller IC 8-Bit 20MHz 128KB (64K x 16) FLASH 44-VQFN (7x7)

ECAD Model

Footprint

Features

High-performance, Low-power 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– 16/32/64/128K Bytes of In-System Self-programmable Flash program memory– 512B/1K/2K/4K Bytes EEPROM– 1/2/4/16K Bytes 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 BitsIn-System Programming by On-chip Boot ProgramTrue 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– 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– Six PWM Channels– 8-channel, 10-bit ADCDifferential mode with selectable gain at 1x, 10x or 200x– Byte-oriented Two-wire Serial Interface– Two Programmable Serial USART– Master/Slave SPI Serial Interface– 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 RC Oscillator– External and Internal Interrupt Sources– Six Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby andExtended Standby I/O and Packages– 32 Programmable I/O Lines– 40-pin PDIP, 44-lead TQFP, 44-pad VQFN/QFN/MLF– 44-pad DRQFN– 49-ball VFBGA Operating Voltages– 1.8 - 5.5V Speed Grades– 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: 0.4 mA– Power-down Mode: 0.1µA– Power-save Mode: 0.6µA (Including 32 kHz RTC)