поискавой системы для электроныых деталей
  Russian  ▼
ALLDATASHEETRU.COM

X  

Preview PDF HTML

AT89LP428 датащи(PDF) 132 Page - ATMEL Corporation

номер детали AT89LP428
подробное описание детали  8-bit Microcontroller with 4K/8K Bytes In-System Programmable Flash
PDF  149 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
производитель  ATMEL [ATMEL Corporation]
домашняя страница  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

AT89LP428 датащи(HTML) 132 Page - ATMEL Corporation

Back Button AT89LP428 Datasheet HTML 128Page - ATMEL Corporation AT89LP428 Datasheet HTML 129Page - ATMEL Corporation AT89LP428 Datasheet HTML 130Page - ATMEL Corporation AT89LP428 Datasheet HTML 131Page - ATMEL Corporation AT89LP428 Datasheet HTML 132Page - ATMEL Corporation AT89LP428 Datasheet HTML 133Page - ATMEL Corporation AT89LP428 Datasheet HTML 134Page - ATMEL Corporation AT89LP428 Datasheet HTML 135Page - ATMEL Corporation AT89LP428 Datasheet HTML 136Page - ATMEL Corporation Next Button
Zoom Inzoom in Zoom Outzoom out
 132 / 149 page
background image
132
3654A–MICRO–8/09
AT89LP428/828
24.4
Clock Characteristics
The values shown in this table are valid for T
A = -40°C to 85°C and VCC = 2.4 to 5.5V, unless otherwise noted.
Figure 24-9. External Clock Drive Waveform
24.5
Reset Characteristics
The values shown in this table are valid for T
A = -40°C to 85°C and VCC = 2.4 to 5.5V, unless otherwise noted.
Table 24-1.
External Clock Parameters
Symbol
Parameter
V
CC = 2.4V to 5.5V
V
CC = 4.0V to 5.5V
Units
Min
Max
Min
Max
1/tCLCL
Oscillator Frequency
020025
MHz
t
CLCL
Clock Period
50
40
ns
tCHCX
External Clock High Time
12
12
ns
tCLCX
External Clock Low Time
12
12
ns
t
CLCH
External Clock Rise Time
5
4
ns
tCHCL
External Clock Fall Time
5
4
ns
Table 24-2.
Clock Characteristics
Symbol
Parameter
Condition
Min
Max
Units
fXTAL
Crystal Oscillator Frequency
Low Speed Oscillator
10
500
kHz
High Speed Oscillator
0.5
25
MHz
f
RC
Internal Oscillator Frequency
TA = 25°C; VCC = 5.0V
7.92
8.08
MHz
V
DD = 2.4 to 5.5V
7.60
8.40
MHz
Table 24-3.
Reset Characteristics
Symbol
Parameter
Condition
Min
Max
Units
R
RST
Reset Pull-up Resistor
50
250
k
Ω
VPOR
Power-On Reset Threshold
1.3
1.6
V
V
BOD
Brown-Out Detector Threshold
1.9
2.2
V
VBH
Brown-Out Detector Hysteresis
200
300
mV
tPOR
Power-On Reset Delay
135
150
µs
t
WDTRST
Watchdog Reset Pulse Width
16t
CLCL
ns



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


датащи скачать

Go To PDF Page


ссылки URL



Вашему бизинису помогли Аллдатащит?  [ DONATE ] 

Что такое Аллдатащит   |   реклама   |   контакт   |   Конфиденциальность   |   Ссылка на техническое описание    |   обмен ссыками   |   поиск по производителю
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