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MC6800 Datasheet, PDF (3/32 Pages) Motorola, Inc – 8-BIT MICROPROCESSING UNIT (MPU) | |||
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CLOCK TIMING (Vcc= 5,0 V, *5%, VSS=O, TA=TL to TH unless otherwise noted)
Characteristic
Symbol
Frequency of Operation
MC~
MC68AO0
f
MCWBW
Cycle Time (Figure 1)
M Cm
M C@AW
tcyc
MC~BW
Clock Pulse Width
(Measured at VCCâ 0.6 V)
@l, @2 â MCmN
@l, @2 â MC6BAO0
@l, @2 â MC68BO0
pW~H
Total 01 and 42 Up Time
Rise and Fall Time (Measured between VSS +0.4 and VCCâ O.6)
MCH
M C~A~
MC6BBW
tât
tr, tf ~
Delay Time or Clock Separation (Figure 1)
(Measured at VOV=VSS+O.6 V@tr=tf=l~
ns)
td
(Measured at VOV= VSS + 1.0 V@tr=tf S35 ns}
Min
0.1
0.1
0.1
1.000
O.m
O.m
w
Za
180
90
600
w
â
o
o
Typ
Max
Unit
â
1.0
â
1.5
MHz
â
2.0
â
10
â
10
ps
â
10
â
9m
â
9m
ns
â
9W
,*â*!{.,1,
â
â
.!>.,:..,~.,:~.:,
Y â~:..
â
â d *â:*â:*L
â
â â$$:fi+s:~
â
1 , ,,,,
,,fj:$â,i~ ,â;,?..~â
,>+,1%,,$:*t&
ns
â$; y< â$,~
â.$:~,
?\:i.$.\*.â,
td+
+
vl~c*
âd+ b,âââ
. ,,,,,.
<
Address DelaV
C=90pF
C=30 pF
,, . ..>.,,,.
.~t~ 4:.
Character@- i.&$$~i~F*+,T~â, <~a.~..,+~â 1+,k~
~\+,\ -i
.,.~~,,,t..~;-.~.,,,+:â,-$:*-y,,â.:.$....:
,
,,,,
**,,3..:.,:,:> >
Peripheral Read Access ~fi&~f:
tacc = tut â (tAD +~~~$~.
Data Setup Tim$,:( ~~~?:
Input Data H@me
â
Output D~@ â~l,#Time
Addressf&,&,Jime (Address, R/~, VMA)
Ena~~i~@Time for DBE Input
Data ~lav Time (Write)
Processor Controls
Processor Control Setup Time
Processor Control Rise and Fall Time
8US Available DelaV
Hi-Z Enable
Hi-Z DelaV
Data Bus Enable Down Time During @l Up Time
Data Bus Enable Rise and Fall Times
Symbol
MC~
MC8BAO0
MC6BBO0
Unit
Min Typ Max Min Typ Max Min Typ Max
tA D
tacc
tDSR
tH
tH
tA H
tEH
tDDW
â
â 270 â
â
â 2W
â
â 1BO â
â 165 â
â 150 ns
â
135
605 â
âm
â
â 2W â
â ns
lm
â
â
60 â
â
40 â
â
ns
10 â
â
10 â
â
10 â
â
ns
10 25 â
10 25 â
10 25 â
ns
30 50 â
30 a
â
m
50 â
ns
450 â
â 280 â
â 220 â
â
ns
â
â 225 â
â 2W â
â 160 ns
tpcs
2m â
â 140 â
â
110 â
â
tpcr, tpcf
â
â Im
â
â
100 â
â 100
tBA
â
â 29
â
â 165 â
â 135 ns
tTSE
o
â
40
0
â
40
0
â
m
tTSD
â
â 270 â
â 270 â
â 220
tDBE
Iw
â
â
120 â
â
75 â
â
tDBEr, tDBEf â
â
25 â
â
25 â
â
25
â
m M070ROLA
Semiconductor Products Inc.
3
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