ATMEGA325-16AJ ATMEL [ATMEL Corporation], ATMEGA325-16AJ Datasheet

ATMEGA325-16AJ

Manufacturer Part Number

ATMEGA325-16AJ

Description

8-bit Microcontroller with In-System Programmable Flash

Manufacturer

ATMEL [ATMEL Corporation]

Datasheet

1.ATMEGA325-16AJ.pdf (347 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

Speed Grade:

Temperature range:

– 130 Powerful Instructions – Most Single Clock Cycle Execution

– 32 x 8 General Purpose Working Registers

– Fully Static Operation

– Up to 16 MIPS Throughput at 16 MHz

– On-Chip 2-cycle Multiplier

– In-System Self-Programmable Flash, Endurance: 10,000 Write/Erase Cycles

– Optional Boot Code Section with Independent Lock Bits

– EEPROM, Endurance: 100,000 Write/Erase Cycles

– Internal SRAM

– Programming Lock for Software Security

– Boundary-scan Capabilities According to the JTAG Standard

– Extensive On-chip Debug Support

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

– 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

– Programmable Serial USART

– Master/Slave SPI Serial Interface

– Universal Serial Interface with Start Condition Detector

– Programmable Watchdog Timer with Separate On-chip Oscillator

– On-chip Analog Comparator

– Interrupt and Wake-up on Pin Change

– Power-on Reset and Programmable Brown-out Detection

– Internal Calibrated Oscillator

– External and Internal Interrupt Sources

– Five Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, and

– 53/68 Programmable I/O Lines

– 64-lead TQFP, 64-pad MLF, and 100-lead TQFP

– ATmega325V/ATmega3250V/ATmega645V/ATmega6450V:

– ATmega325/3250/645/6450:

– -40°C to 85°C Industrial

Mode

Standby

32K bytes (ATmega325/ATmega3250)

64K bytes (ATmega645/ATmega6450)

In-System Programming by On-chip Boot Program

True Read-While-Write Operation

1K bytes (ATmega325/ATmega3250)

2K bytes (ATmega645/ATmega6450)

2K bytes (ATmega325/ATmega3250)

4K bytes (ATmega645/ATmega6450)

0 - 4 MHz @ 1.8 - 5.5V, 0 - 8 MHz @ 2.7 - 5.5V

0 - 8 MHz @ 2.7 - 5.5V, 0 - 16 MHz @ 4.5 - 5.5V

8-Bit Microcontroller

8-bit

Microcontroller

with In-System

Programmable

Flash

ATmega325/V

ATmega3250/V

ATmega645/V

ATmega6450/V

Preliminary

2570A–AVR–09/04

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