Electronic Components Datasheet Search
  English  ▼

X  

Preview PDF HTML

CDP1805ACE Datasheet(PDF) 14 Page - Intersil Corporation

Part # CDP1805ACE
Description  CMOS 8-Bit Microprocessor with On-Chip RAM and Counter/Timer
PDF  30 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  INTERSIL [Intersil Corporation]
Direct Link  http://www.intersil.com/cda/home
Logo INTERSIL - Intersil Corporation

CDP1805ACE Datasheet(HTML) 14 Page - Intersil Corporation

Back Button CDP1805ACE Datasheet HTML 10Page - Intersil Corporation CDP1805ACE Datasheet HTML 11Page - Intersil Corporation CDP1805ACE Datasheet HTML 12Page - Intersil Corporation CDP1805ACE Datasheet HTML 13Page - Intersil Corporation CDP1805ACE Datasheet HTML 14Page - Intersil Corporation CDP1805ACE Datasheet HTML 15Page - Intersil Corporation CDP1805ACE Datasheet HTML 16Page - Intersil Corporation CDP1805ACE Datasheet HTML 17Page - Intersil Corporation CDP1805ACE Datasheet HTML 18Page - Intersil Corporation Next Button
Zoom Inzoom in Zoom Outzoom out
 14 / 30 page
background image
14
Because of the Schmitt Trigger input, an RC oscillator can
be used as shown in Figure 9. The frequency is approxi-
mately 1/RC (see Figure 10).
STPC
R
÷ 32
TPA
STM
SPMI
INH
OUT
8-BIT
DOWN
COUNTER
LOAD
READ
SCMI
SPM2
SCM2
DTC
GEC
COUNTER
UNDERFLOW
ETQ
LDC
TO INTERRUPT LATCH
C
Q FF
DQ
Q
Q OUTPUT
EF2
EF1
FIGURE 7. TIMER/COUNTER DIAGRAM
†
Pin numbers refer to 40 pin DIP.
FIGURE 8. TYPICAL 5MHz CRYSTAL OSCILLATOR
†
Pin numbers refer to 40 pin DIP.
FIGURE 9. RC NETWORK FOR OSCILLATOR
1
39 XTAL †
CIN
XTAL
5MHz PARALLEL
RESONANT
CRYSTAL
15pF
COUT
27pF
1M
Ω
RF
CLOCK†
1
39 XTAL †
C
R
CLOCK†
FIGURE 10. NOMINAL COMPONENT VALUES AS A FUNCTION
OF FREQUENCY FOR THE RC OSCILLATOR
CONTROL MODES
CLEAR
WAIT
MODE
LL
Not Allowed
L
H
Reset
H
L
Pause
HH
Run
10M
1M
100K
10K
11M
10
100
1K
10K
100K
FREQUENCY (Hz)
VDD = 5V AT 25
oC
C
=
1µ
pF
C
=
0.1µ
F
C
=
0.0
1µ
F
C
=
10
00
pF
C
=
10
0p
F
CDP1805AC, CDP1806AC



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


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