ATmega406 Preliminary

Features
• High Performance, Low Power AVR® 8-bit Microcontroller
• Advanced RISC Architecture
– 124 Powerful Instructions - Most Single Clock Cycle Execution
– 32 x 8 General Purpose Working Registers
– Fully Static Operation
– Up to 1 MIPS Throughput at 1 MHz
• Nonvolatile Program and Data Memories
– 40K Bytes of In-System Self-Programmable Flash, Endurance: 10,000 Write/Erase
Cycles
– Optional Boot Code Section with Independent Lock Bits
In-System Programming by On-chip Boot Program
True Read-While-Write Operation
– 512 bytes EEPROM, Endurance: 100,000 Write/Erase Cycles
– 2K Bytes Internal SRAM
– Programming Lock for Software Security
• On-chip Debugging
– Extensive On-chip Debug Support
– Available through JTAG interface
• Battery Management Features
– Two, Three, or Four Cells in Series
– Deep Under-voltage Protection
– Over-current Protection (Charge and Discharge)
– Short-circuit Protection (Discharge)
– Integrated Cell Balancing FETs
– High Voltage Outputs to Drive Charge/Precharge/Discharge FETs