Electronic Components Datasheet Search
  English  ▼

X  

Preview PDF HTML

ATmega328P Datasheet(PDF) 307 Page - ATMEL Corporation

Part # ATmega328P
Description  8-bit Microcontroller with 32K Bytes In-System Programmable Flash
PDF  345 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  ATMEL [ATMEL Corporation]
Direct Link  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

ATmega328P Datasheet(HTML) 307 Page - ATMEL Corporation

Back Button ATmega328P Datasheet HTML 303Page - ATMEL Corporation ATmega328P Datasheet HTML 304Page - ATMEL Corporation ATmega328P Datasheet HTML 305Page - ATMEL Corporation ATmega328P Datasheet HTML 306Page - ATMEL Corporation ATmega328P Datasheet HTML 307Page - ATMEL Corporation ATmega328P Datasheet HTML 308Page - ATMEL Corporation ATmega328P Datasheet HTML 309Page - ATMEL Corporation ATmega328P Datasheet HTML 310Page - ATMEL Corporation ATmega328P Datasheet HTML 311Page - ATMEL Corporation Next Button
Zoom Inzoom in Zoom Outzoom out
 307 / 345 page
background image
307
7810A–AVR–11/09
ATmega328P [Preliminary]
28.5
Clock Characteristics
28.5.1
Calibrated Internal RC Oscillator Accuracy
28.5.2
Watchdog Oscillator Accuracy
28.5.3
External Clock Drive Waveforms
Figure 28-2. External Clock Drive Waveforms
28.5.4
External Clock Drive
Note:
All DC/AC characteristics contained in this datasheet are based on characterization of ATmega328P AVR microcontroller man-
ufactured in an automotive process technology.
Table 28-1.
Calibration Accuracy of Internal RC Oscillator
Frequency
VCC
Temperature
Calibration Accuracy
Factory
Calibration
8.0 MHz
3V
25°C
±2%
2.7V - 5.5V
-40°C - 125°C
±14%
Table 28-2.
Accuracy of Watchdog Oscillator
Symbol
Parameter
Condition
Min
Typ
Max
Units
Fwdt
Watchdog oscillator frequency
Vcc = 2.7 - 5.5v
76
128
180
KHz
VIL1
VIH1
Table 28-3.
External Clock Drive
Symbol
Parameter
VCC=2.7-5.5V
VCC=4.5-5.5V
Units
Min.
Max.
Min.
Max.
1/tCLCL
Oscillator Frequency
0
8
0
16
MHz
tCHCX
High Time
50
25
ns
tCLCX
Low Time
50
25
ns
tCLCH
Rise Time
1.6
0.5
ns
tCHCL
Fall Time
1.6
0.5
ns
Δt
CLCL
Change in period from one clock
cycle to the next
22
%



Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100  ...More


Datasheet Download

Go To PDF Page


Link URL



Does ALLDATASHEET help your business so far?  [ DONATE ] 

About Alldatasheet   |   Advertisement   |   Contact us   |   Privacy Policy   |   Link to Datasheet    |   Link Exchange   |   Manufacturer List
All Rights Reserved©Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn
Indian : Alldatasheet.in  |   Mexican : Alldatasheet.com.mx  |   British : Alldatasheet.co.uk  |   New Zealand : Alldatasheet.co.nz
Family Site : ic2ic.com  |   icmetro.com