Device

Flash (Kbytes)

EEPROM (Kbytes)

SRAM (Bytes)

Max I/O Pins

F.max (MHz)

Vcc (V)

12-bit A/D Channels

Analog Comparator

16-bit Timers

8-bit Timer

Brown Out Detector

Ext Interrupts

Hardware Multiplier

Interrupts

ISP

On Chip Oscillator

Package Options

PWM Channels

RTC

Self Program Memory

SPI

TWI

UART

Watchdog

Packages

Green Packages

ATmega406

40

0.5

2048

18

1

4-25

--

Yes

1

1

Yes

4

Yes

23

Yes

Yes

--

1

Yes

Yes

--

Yes

--

Yes

LQFP 48 LQFP 48