atmega323l ATMEL Corporation, atmega323l Datasheet

atmega323l

Manufacturer Part Number

atmega323l

Description

Atmega323 8-bit Avr Microcontroller With 32k Bytes Of In-system Programmable Flash

Manufacturer

ATMEL Corporation

Datasheet

1.ATMEGA323L.pdf (247 pages)

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Features

•

High-performance, Low-power AVR

Advanced RISC Architecture

Non-volatile Program and Data Memories

JTAG (IEEE Std. 1149.1 Compliant) Interface

Peripheral Features

Special Microcontroller Features

I/O and Packages

Operating Voltages

Speed Grades

– 130 Powerful Instructions – Most Single-clock Cycle Execution

– 32 x 8 General Purpose Working Registers

– Fully Static Operation

– Up to 8 MIPS Throughput at 8 MHz

– On-chip 2-cycle Multiplier

– 32K Bytes of In-System Self-programmable Flash

– Optional Boot Code Section with Independent Lock Bits

– 1K Byte EEPROM

– 2K Bytes Internal SRAM

– Programming Lock for Software Security

– Extensive On-chip Debug Support

– Programming of Flash, EEPROM, Fuses, and Lock Bits through the JTAG Interface

– Boundary-Scan Capabilities According to the JTAG Standard

– Two 8-bit Timer/Counters with Separate Prescaler and Compare Mode

– One 16-bit Timer/Counter with Separate Prescaler, Compare Mode, and Capture

– Real Time Counter with Separate Oscillator

– Four PWM Channels

– 8-channel, 10-bit ADC

– Byte-oriented Two-wire Serial Interface

– Programmable Serial USART

– Master/Slave SPI Serial Interface

– Programmable Watchdog Timer with Separate On-chip Oscillator

– On-chip Analog Comparator

– 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

– 32 Programmable I/O Lines

– 40-pin PDIP and 44-lead TQFP

– 2.7 - 5.5V (ATmega323L)

– 4.0 - 5.5V (ATmega323)

– 0 - 4 MHz (ATmega323L)

– 0 - 8 MHz (ATmega323)

Endurance: 1,000 Write/Erase Cycles

In-System Programming by On-chip Boot Program

Endurance: 100,000 Write/Erase Cycles

Mode

and Extended Standby

8-bit Microcontroller

8-bit

Microcontroller

with 32K Bytes

of In-System

Programmable

Flash

ATmega323

ATmega323L

Not recommended

for new designs.

Use ATmega32.

1457G–AVR–09/03

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