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型号： ATMEGA328P-AU
厂商： Atmel Atmel
标准：
分类： 半导体 ， 集成电路 - IC
描述： 8-bit microcontrollers - mcu 32kb In-system flash 20mhz 1.8V-5.5V
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ATMEGA328P-AU的详细信息

Manufacturer： Atmel
Product Category： 8-bit Microcontrollers - MCU
RoHS： Yes
A/D Bit Size： 10 bit
Core： AVR
Data Bus Width： 8 bit
Maximum Clock Frequency： 20 MHz
Program Memory Size： 32 kB
Data RAM Size： 2 kB
On-Chip ADC： Yes
Operating Supply Voltage： 1.8 V to 5.5 V
Maximum Operating Temperature： + 85 C
Package / Case： TQFP-32
Mounting Style： SMD/SMT
A/D Channels Available： 8
Brand： Atmel
Data RAM Type： SRAM
Data ROM Size： 1 kB
Data ROM Type： EEPROM
Interface Type： I2C, SPI, USART
Minimum Operating Temperature： - 40 C
Number of Programmable I/Os： 23
Number of Timers： 3
Packaging： Tray
Processor Series： megaAVR
Program Memory Type： Flash
Series： ATMEGA328
Factory Pack Quantity： 250
Supply Voltage - Max： 5.5 V
Supply Voltage - Min： 1.8 V
Tradename： ATMEGA
Atmel 8-bit Microcontroller with 4/8/16/32KBytes  
In-System Programmable Flash  
ATmega48A; ATmega48PA; ATmega88A; ATmega88PA;  
ATmega168A; ATmega168PA; ATmega328; ATmega328P  
Features  
• High Performance, Low Power Atmel®AVR® 8-Bit Microcontroller Family  
• Advanced RISC Architecture  
– 131 Powerful Instructions – Most Single Clock Cycle Execution  
– 32 x 8 General Purpose Working Registers  
– Fully Static Operation  
– Up to 20 MIPS Throughput at 20MHz  
– On-chip 2-cycle Multiplier  
• High Endurance Non-volatile Memory Segments  
– 4/8/16/32KBytes of In-System Self-Programmable Flash program memory  
– 256/512/512/1KBytes EEPROM  
– 512/1K/1K/2KBytes Internal SRAM  
– Write/Erase Cycles: 10,000 Flash/100,000 EEPROM  
– Data retention: 20 years at 85C/100 years at 25C(1)  
– Optional Boot Code Section with Independent Lock Bits  
In-System Programming by On-chip Boot Program  
True Read-While-Write Operation  
– Programming Lock for Software Security  
• Atmel® QTouch® library support  
– Capacitive touch buttons, sliders and wheels  
– QTouch and QMatrix® acquisition  
– Up to 64 sense channels  
• Peripheral Features  
– Two 8-bit Timer/Counters with Separate Prescaler and Compare Mode  
– One 16-bit Timer/Counter with Separate Prescaler, Compare Mode, and Capture Mode  
– Real Time Counter with Separate Oscillator  
– Six PWM Channels  
– 8-channel 10-bit ADC in TQFP and QFN/MLF package  
Temperature Measurement  
– 6-channel 10-bit ADC in PDIP Package  
Temperature Measurement  
– Programmable Serial USART  
– Master/Slave SPI Serial Interface  
– Byte-oriented 2-wire Serial Interface (Philips I2C compatible)  
– Programmable Watchdog Timer with Separate On-chip Oscillator  
– On-chip Analog Comparator  
– Interrupt and Wake-up on Pin Change  
• Special Microcontroller Features  
– Power-on Reset and Programmable Brown-out Detection  
– Internal Calibrated Oscillator  
– External and Internal Interrupt Sources  
– Six Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby, and Extended Standby  
• I/O and Packages  
– 23 Programmable I/O Lines  
– 28-pin PDIP, 32-lead TQFP, 28-pad QFN/MLF and 32-pad QFN/MLF  
• Operating Voltage:  
– 1.8 - 5.5V  
• Temperature Range:  
– -40C to 85C  
• Speed Grade:  
– 0 - 4MHz@1.8 - 5.5V, 0 - 10MHz@2.7 - 5.5.V, 0 - 20MHz @ 4.5 - 5.5V  
• Power Consumption at 1MHz, 1.8V, 25C  
– Active Mode: 0.2mA  
– Power-down Mode: 0.1µA  
– Power-save Mode: 0.75µA (Including 32kHz RTC)  
8271G–AVR–02/2013  
 

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