General package info

pin TQFP

44

pin lead MLF

44

pin PDIP

40

Port

4

memory

Flash Memory

16 kB

EEPROM Data Memory

512 B

SRAM Data Memory

1024 B

General Purpose Registers (Accumulators)

32

External data memory interface (64kB)

MCU Specific

Clock Frequency

0 - 16 MHz

Supply Voltage

4.5 - 5.5 V

Sleep Modes

6

Hardware Multiplier

Yes

I/O Pins

32

On Chip Oscillator

Yes

Interrupts

19

Interrupts, External pins

3

Interrupt or Wake-up on Pin Change

yes

Brown-out Detection

yes

Power-on Reset

yes

Fully Static Operation

yes

DebugWIRE On-chip debug system

On-Chip Debug support via JTAG port

yes

IEEE 1149.1 (JTAG) Boundary Scan

yes

Timers / Counters

Timer/Counters (8-bit)

3

Watchdog Timer with On-chip Oscillator

yes

Real Time Counter

yes

Timer/Counters (16-bit)

1

Pulse Width Modulator

4 ch

Analog I/O

Analog Comparator

yes

Analog-to-Digital Converter (10-bit)

8 ch

Analog Gain Stage

2 ch

Programming Modes

In-System Programming via SPI Port

yes

High Voltage Parallel Programming (12V)

yes

Self-Programming via on-chip Boot Program

yes

In-System Programming via JTAG port

yes

Serial I/O

Full Duplex Serial Peripheral Interface (SPI)

yes

2-wire Serial Interface (I2C compatible)

yes

Full Duplex USART

1

Self-Programming

Read-While-Write Flash memory

Fuses

EEPROM preserved through chip erase

Divide external clock by 8

System Clock Prescaler

DebugWIRE Enable