Microchip, 8bit AVR, ATmega Microcontroller, 20MHz, 32 kB Flash, 32-Pin TQFP

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Verpakkingsopties
RS-stocknr.:
131-0267
Fabrikantnummer:
ATMEGA328-AU
Fabrikant:
Microchip
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Merk

Microchip

Family Name

ATmega

Package Type

TQFP

Mounting Type

Surface Mount

Pin Count

32

Device Core

AVR

Data Bus Width

8bit

Program Memory Size

32 kB

Maximum Frequency

20MHz

RAM Size

2 kB

USB Channels

0

Number of PWM Units

1

Number of SPI Channels

2

Number of USART Channels

1

Number of CAN Channels

0

Typical Operating Supply Voltage

1.8 → 5.5 V

Number of UART Channels

0

Number of I2C Channels

0

Height

1.05mm

Number of LIN Channels

0

Pulse Width Modulation

1 (6 Channel)

Dimensions

7.1 x 7.1 x 1.05mm

Width

7.1mm

Minimum Operating Temperature

-40 °C

Instruction Set Architecture

RISC

Number of Ethernet Channels

0

Number of PCI Channels

0

Program Memory Type

Flash

Maximum Number of Ethernet Channels

0

ADCs

8 x 10 bit

Length

7.1mm

Number of ADC Units

1

Maximum Operating Temperature

+85 °C

ATmega328 8-Bit megaAVR Microcontrollers


The Atmel ATmega328 Microcontroller is an 8-bit megaAVR device based on the AVR enhanced RISC architecture. By executing powerful instructions in a single clock cycle the ATmega328 achieves throughputs approaching 1 MIPS per MHz, balancing power consumption and speed.

Microcontroller Features


20 MHz Max. Operating Frequency
Up to 20 MIPS at 20 MHz
32 KB Flash
1024 B EEPROM
2 KB SRAM
131 Instructions – Most single clock cycle execution
32 General Purpose Registers
23 GPIO
Power-on Reset and Programmable Brown-out Detection
Internal Calibrated Oscillator
External and Internal Interrupt Sources
Five Power-Saving Sleep Modes
Internal and External Interrupts
Fully Static Operation

Peripheral Features


10-bit 15 ksps Analogue-to-Digital Converter (ADC) – 8 or 6 channels
Capacitive Touch Sense – 16 channels
Temperature Sensor
Two 8-bit Timers
One 16-bit Timer
Output Compare Module – 6 channels
Six PWM Channels
Programmable Serial USART
Master/Slave SPI Serial Interface
Byte-oriented 2-wire Serial Interface – I2C compatible
Programmable Watchdog Timer with Separate Oscillator
Analogue Comparator
Interrupt and Wake-up on Pin Change

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