ATMEGA328P-PU Atmel, ATMEGA328P-PU Datasheet - Page 559
![MCU AVR 32K FLASH 28-PDIP](/photos/7/21/72189/453-28-dip_sml.jpg)
ATMEGA328P-PU
Manufacturer Part Number
ATMEGA328P-PU
Description
MCU AVR 32K FLASH 28-PDIP
Manufacturer
Atmel
Series
AVR® ATmegar
Datasheets
1.ATMEGA48A-PU.pdf
(566 pages)
2.ATMEGA48A-PU.pdf
(33 pages)
3.ATMEGA48PA-MMH.pdf
(26 pages)
4.ATMEGA328P-PU.pdf
(567 pages)
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ATMEGA328P-PU
Manufacturer:
IR
Quantity:
11 450
Company:
Part Number:
ATMEGA328P-PU
Manufacturer:
Atmel
Quantity:
58 579
Part Number:
ATMEGA328P-PU
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
- ATMEGA48A-PU PDF datasheet
- ATMEGA48A-PU PDF datasheet #2
- ATMEGA48PA-MMH PDF datasheet #3
- ATMEGA328P-PU PDF datasheet #4
- Current page: 559 of 566
- Download datasheet (23Mb)
8271C–AVR–08/10
9
10 System Control and Reset .................................................................... 47
11 Interrupts ................................................................................................ 58
12 External Interrupts ................................................................................. 71
ATmega48A/48PA/88A/88PA/168A/168PA/328/328
Power Management and Sleep Modes ................................................. 39
8.8External Clock .........................................................................................................34
8.9Clock Output Buffer .................................................................................................35
8.10Timer/Counter Oscillator .......................................................................................35
8.11System Clock Prescaler ........................................................................................36
8.12Register Description ..............................................................................................37
9.1Sleep Modes ...........................................................................................................39
9.2BOD Disable
9.3Idle Mode .................................................................................................................40
9.4ADC Noise Reduction Mode ...................................................................................40
9.5Power-down Mode ..................................................................................................41
9.6Power-save Mode ...................................................................................................41
9.7Standby Mode .........................................................................................................41
9.8Extended Standby Mode .........................................................................................42
9.9Power Reduction Register .......................................................................................42
9.10Minimizing Power Consumption ............................................................................42
9.11Register Description ..............................................................................................44
10.1Resetting the AVR .................................................................................................47
10.2Reset Sources .......................................................................................................47
10.3Power-on Reset .....................................................................................................48
10.4External Reset .......................................................................................................49
10.5Brown-out Detection ..............................................................................................49
10.6Watchdog System Reset .......................................................................................50
10.7Internal Voltage Reference ....................................................................................50
10.8Watchdog Timer ....................................................................................................51
10.9Register Description ..............................................................................................55
11.1Interrupt Vectors in ATmega48A and ATmega48PA .............................................58
11.2Interrupt Vectors in ATmega88A and ATmega88PA .............................................60
11.3Interrupt Vectors in ATmega168A and ATmega168PA .........................................63
11.4Interrupt Vectors in ATmega328 and ATmega328P .............................................66
11.5Register Description ..............................................................................................69
12.1Pin Change Interrupt Timing .................................................................................71
(1)
.........................................................................................................40
ii
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