Electronic Components Datasheet Search
  English  ▼
ALLDATASHEET.NET

X  

Preview PDF HTML

COM20020 Datasheet(PDF) 64 Page - SMSC Corporation

Part # COM20020
Description  COM20020 3.3V ULANC Universal Local Area Network Controller with 2K x 8 On-Board RAM
PDF  72 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  SMSC [SMSC Corporation]
Direct Link  http://www.smsc.com
Logo SMSC - SMSC Corporation

COM20020 Datasheet(HTML) 64 Page - SMSC Corporation

Back Button COM20020 Datasheet HTML 60Page - SMSC Corporation COM20020 Datasheet HTML 61Page - SMSC Corporation COM20020 Datasheet HTML 62Page - SMSC Corporation COM20020 Datasheet HTML 63Page - SMSC Corporation COM20020 Datasheet HTML 64Page - SMSC Corporation COM20020 Datasheet HTML 65Page - SMSC Corporation COM20020 Datasheet HTML 66Page - SMSC Corporation COM20020 Datasheet HTML 67Page - SMSC Corporation COM20020 Datasheet HTML 68Page - SMSC Corporation Next Button
Zoom Inzoom in Zoom Outzoom out
 64 / 72 page
background image
64
FIGURE 21 – TTL INPUT TIMING ON XTAL1 PIN
FIGURE 22 – RESET AND INTERRUPT TIMING
t1
t3
Parameter
Input Clock High Time
Input Clock Period
min
10
25
max
units
nS
nS
XTAL1
t1
t4
Input Clock Frequency
100
t2
Input Clock Low Time
nS
t3
10
typ
10
t2
40
MHz
t5
Frequency Accuracy*
-200
200
''
Note*: Input clock frequency must be 20 MHz ( 100ppm or better) to use the internal Clock Multiplier.
()
 '' !
4.0V
1.0V
50% of VDD
t1
Parameter
nRESET Pulse Width***
min
max
units
nRESET
t1
t2
nINTR High to Next nINTR Low
typ
t2
nINTR
5TXTL*
EF = 0
EF = 1
TDR**/2
4TXTL*
Note*: TXTL is period of external XTAL oscillation frequency.
Note**: TDR is period of Data Rate (i.e. at 2.5 Mbps, TDR = 400 nS)
Note***: When the power is turned on, t1 is measured from stable XTAL
 * + ,!*!



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


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