ATMEGA328P-PU Atmel, ATMEGA328P-PU Datasheet - Page 560

• Manufacturer Part Number: ATMEGA328P-PU
• Description: MCU AVR 32K FLASH 28-PDIP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA328P-PU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 23
• Program Memory Size: 32KB (16K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 1K x 8
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 6x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-DIP (0.300", 7.62mm)
• Processor Series: ATMEGA32x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 2 KB
• Interface Type: 2-Wire, SPI, USART
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 23
• Number Of Timers: 3
• Maximum Operating Temperature: + 85 C
• Mounting Style: Through Hole
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Development Tools By Supplier: ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 6 Channel
• Cpu Family: ATmega
• Device Core: AVR
• Device Core Size: 8b
• Frequency (max): 20MHz
• Total Internal Ram Size: 2KB
• # I/os (max): 23
• Number Of Timers - General Purpose: 3
• Operating Supply Voltage (typ): 2.5/3.3/5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 1.8V
• Instruction Set Architecture: RISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Through Hole
• Pin Count: 28
• Package Type: PDIP
• Data Rom Size: 1 KB
• A/d Bit Size: 10 bit
• A/d Channels Available: 6
• Height: 4.57 mm
• Length: 34.8 mm
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 1.8 V
• Width: 7.49 mm
• Controller Family/series: AVR MEGA
• No. Of I/o's: 23
• Eeprom Memory Size: 1KB
• Ram Memory Size: 2KB
• Cpu Speed: 20MHz
• Rohs Compliant: Yes
• For Use With: ATSTK600-TQFP32 - STK600 SOCKET/ADAPTER 32-TQFPATSTK600 - DEV KIT FOR AVR/AVR32770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAGATAVRDRAGON - KIT DRAGON 32KB FLASH MEM AVRATAVRISP2 - PROGRAMMER AVR IN SYSTEM
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

8271C–AVR–08/10
13 I/O-Ports .................................................................................................. 76
14 8-bit Timer/Counter0 with PWM ............................................................ 95
15 16-bit Timer/Counter1 with PWM ........................................................ 114
16 Timer/Counter0 and Timer/Counter1 Prescalers .............................. 142
17 8-bit Timer/Counter2 with PWM and Asynchronous Operation ...... 145
ATmega48A/48PA/88A/88PA/168A/168PA/328/328
12.2Register Description ..............................................................................................72
13.1Overview ...............................................................................................................76
13.2Ports as General Digital I/O ...................................................................................77
13.3Alternate Port Functions ........................................................................................81
13.4Register Description ..............................................................................................93
14.1Features ................................................................................................................95
14.2Overview ...............................................................................................................95
14.3Timer/Counter Clock Sources ...............................................................................97
14.4Counter Unit ..........................................................................................................97
14.5Output Compare Unit ............................................................................................98
14.6Compare Match Output Unit ..................................................................................99
14.7Modes of Operation .............................................................................................100
14.8Timer/Counter Timing Diagrams .........................................................................105
14.9Register Description ............................................................................................107
15.1Features ..............................................................................................................114
15.2Overview .............................................................................................................114
15.3Accessing 16-bit Registers ..................................................................................116
15.4Timer/Counter Clock Sources .............................................................................119
15.5Counter Unit ........................................................................................................120
15.6Input Capture Unit ...............................................................................................121
15.7Output Compare Units .........................................................................................123
15.8Compare Match Output Unit ................................................................................125
15.9Modes of Operation .............................................................................................126
15.10Timer/Counter Timing Diagrams .......................................................................133
15.11Register Description ..........................................................................................135
16.1Internal Clock Source ..........................................................................................142
16.2Prescaler Reset ...................................................................................................142
16.3External Clock Source .........................................................................................142
16.4Register Description ............................................................................................144
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