ATMEGA1284-PU

The ATMEGA1284-PU is a 8-bit high-performance AVR RISC-based Microcontroller Unit combines 128kB ISP flash memory with read-while-write capabilities, 4kB EEPROM, 16kB SRAM, 32 general purpose I/O lines, 32 general purpose working registers, a real time counter, three flexible timer/counters with compare modes and PWM, two USARTs, a byte oriented 2-wire serial interface, an 8-channel 10-bit A/D converter with optional differential input stage with programmable gain, programmable watchdog timer with internal oscillator, SPI serial port, a JTAG (IEEE 1149.1 compliant) test interface for on-chip debugging and programming and six software selectable power saving modes.

• Device operates at 1.8 to 5.5V
• Advanced RISC architecture
• 131 Powerful instructions
• Fully static operation
• Up to 20MIPS throughput at 20MHz
• On-chip 2-cycle multiplier
• High endurance non-volatile memory segments
• Optional boot code section with independent lock bits
• In-system programming by on-chip boot program
• True Read-While-Write operation