поискавой системы для электроныых деталей
  Russian  ▼
ALLDATASHEETRU.COM

X  

KA555I датащи(PDF) 7 Page - Fairchild Semiconductor

номер детали KA555I
подробное описание детали  Single Timer
Download  14 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
производитель  FAIRCHILD [Fairchild Semiconductor]
домашняя страница  http://www.fairchildsemi.com
Logo FAIRCHILD - Fairchild Semiconductor

KA555I датащи(HTML) 7 Page - Fairchild Semiconductor

Back Button KA555I Datasheet HTML 3Page - Fairchild Semiconductor KA555I Datasheet HTML 4Page - Fairchild Semiconductor KA555I Datasheet HTML 5Page - Fairchild Semiconductor KA555I Datasheet HTML 6Page - Fairchild Semiconductor KA555I Datasheet HTML 7Page - Fairchild Semiconductor KA555I Datasheet HTML 8Page - Fairchild Semiconductor KA555I Datasheet HTML 9Page - Fairchild Semiconductor KA555I Datasheet HTML 10Page - Fairchild Semiconductor KA555I Datasheet HTML 11Page - Fairchild Semiconductor Next Button
Zoom Inzoom in Zoom Outzoom out
 7 / 14 page
background image
KA555
KA555
KA555
KA555
7
7
7
7
The equivalent circuit for discharging capacitor C1, when timer output is low, is as follows:
Since the duration of the timer output low state(
tL) is the amount of time it takes for the VC1(t) to reach Vcc/3,
Since RD is normally RB >> RD although related to the size of discharging Tr.,
tL=0.693RBC1
(10)
Consequently, if the timer operates in astable, the period is the same with
'T=tH+tL=0.693(RA+RB)C1+0.693RBC1=0.693(RA+2RB)C1' because the period is the sum of the charge time and discharge
time. And since frequency is the reciprocal of the period, the following applies
.
3. Frequency divider
3. Frequency divider
3. Frequency divider
3. Frequency divider
By adjusting the length of the timing cycle, the basic circuit of Figure 1 can be made to operate as a frequency divider. Figure
8. illustrates a divide-by-three circuit that makes use of the fact that retriggering cannot occur during the timing cycle.
V
C1
t
()
2
3
−−V
CC
V
CC
1
2
3
−−e
-
t
H
R
A
R
B
+
()C1
−−−−−−−−−−−−−−−−−−−−−−






==
4
()
t
H
C
1
R
A
R
B
+
()In2
0.693 R
A
R
B
+
()C
1
==
5
()
C1
R
B
R
D
V
C1(0-)=2Vcc/3
C
1
dv
C1
dt
−−−−−−−−−
1
R
A
R
B
+
−−−−−−−−−−−−−−V
C1
0
=
+
6
()
V
C1
t
()
2
3
−−VCCe
-
t
R
A
R
D
+
()C1
−−−−−−−−−−−−−−−−−−−−−−
=
7
()
1
3
---V
CC
2
3
---V
CC
e
=
t
L
R
A
R
D
+
()C1
-------------------------------------
(8)
t
L
C
1
R
B
R
D
+
()In2 0.693 R
B
R
D
+
()C
1
=
=
(9)
frequency,
f
1
T
−−
1.44
R
A
2R
B
+
()C
1
−−−−−−−−−−−−−−−−−−−−−−−−
==
11
()


Аналогичный номер детали - KA555I

производительномер деталидатащиподробное описание детали
logo
Fairchild Semiconductor
KA555IDTF FAIRCHILD-KA555IDTF Datasheet
156Kb / 14P
   Single Timer
More results

Аналогичное описание - KA555I

производительномер деталидатащиподробное описание детали
logo
Unisonic Technologies
NE555 UTC-NE555_15 Datasheet
205Kb / 8P
   SINGLE TIMER
logo
GTM CORPORATION
GPNE555 GTM-GPNE555 Datasheet
499Kb / 5P
   SINGLE TIMER
GSCNE555 GTM-GSCNE555 Datasheet
519Kb / 5P
   SINGLE TIMER
logo
Fairchild Semiconductor
KA555IDTF FAIRCHILD-KA555IDTF Datasheet
156Kb / 14P
   Single Timer
LM555 FAIRCHILD-LM555_12 Datasheet
194Kb / 13P
   Single Timer
KA555 FAIRCHILD-KA555 Datasheet
148Kb / 14P
   Single Timer
KA555DTF FAIRCHILD-KA555DTF Datasheet
156Kb / 14P
   Single Timer
logo
SeCoS Halbleitertechnol...
SSCNE555 SECOS-SSCNE555 Datasheet
777Kb / 5P
   Single Timer
logo
Unisonic Technologies
C555 UTC-C555_18 Datasheet
208Kb / 4P
   SINGLE TIMER
C555 UTC-C555 Datasheet
167Kb / 4P
   SINGLE TIMER
More results


Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14


датащи скачать

Go To PDF Page


ссылки URL




Конфиденциальность
ALLDATASHEETRU.COM
Вашему бизинису помогли Аллдатащит?  [ DONATE ] 

Что такое Аллдатащит   |   реклама   |   контакт   |   Конфиденциальность   |   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