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производитель

MC6800CP

8-BIT MICROPROCESSING UNIT (MPU)

Motorola => Freescale 

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 VCC– 0.6 V)

@l, @2 – MCmN

@l, @2 – MC6BAO0

@l, @2 – MC68BO0

pW~H

Total 01 and 42 Up Time

Rise and Fall Time (Measured between VSS +0.4 and VCC– O.6)

MCH

M C~A~

MC6BBW

t“t

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

—

o

o

Typ

Max

Unit

–

1.0

–

1.5

MHz

–

2.0

–

10

—

10

ps

–

10

–

9m

–

9m

ns

–

9W

,*‘*!{.,1,

–

—

.!>.,:..,~.,:~.:,

Y “~:..

–

– d *“:*’:*L

–

– ‘$$:fi+s:~

—

1 , ,,,,

,,fj:$’,i~ ,’;,?..~’

,>+,1%,,$:*t&

ns

–$; y< “$,~

—.$:~,

?\:i.$.\*.’,

td+

+

vl~c*

‘d+ b,’’”

. ,,,,,.

<

Address DelaV

C=90pF

C=30 pF

,, . ..>.,,,.

.~t~ 4:.

Character@- i.&$$~i~F*+,T~’, <~a.~..,+~’ 1+,k~

~\+,\ -i

.,.~~,,,t..~;-.~.,,,+:’,-$:*-y,,‘.:.$....:

,

,,,,

**,,3..:.,:,:> >

Peripheral Read Access ~fi&~f:

tacc = tut – (tAD +~~~$~.

Data Setup Tim$,:( ~~~?:

Input Data H@me

‘

Output D~@ ‘~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

–

– 270 –

—

— 2W

–

– 1BO –

– 165 –

– 150 ns

–

135

605 –

—m

–

— 2W –

— ns

lm

–

–

60 –

–

40 –

–

ns

10 –

–

10 –

–

10 –

–

ns

10 25 –

10 25 –

10 25 –

ns

30 50 –

30 a

–

m

50 –

ns

450 –

– 280 –

– 220 –

–

ns

–

– 225 –

– 2W –

– 160 ns

tpcs

2m –

– 140 –

–

110 –

–

tpcr, tpcf

–

– Im

–

–

100 –

– 100

tBA

–

– 29

–

– 165 –

– 135 ns

tTSE

o

–

40

0

–

40

0

–

m

tTSD

–

– 270 –

– 270 –

– 220

tDBE

Iw

–

–

120 –

–

75 –

–

tDBEr, tDBEf –

–

25 –

–

25 –

–

25

—

m M070ROLA

Semiconductor Products Inc.

3

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