<s>
The	O
Datatron	B-Device
is	O
a	O
family	O
of	O
decimal	B-Device
vacuum	O
tube	O
computers	O
developed	O
by	O
ElectroData	O
Corporation	O
and	O
first	O
shipped	O
in	O
1954	O
.	O
</s>
<s>
The	O
Datatron	B-Device
was	O
later	O
marketed	O
by	O
Burroughs	O
Corporation	O
after	O
Burroughs	O
acquired	O
ElectroData	O
in	O
1956	O
.	O
</s>
<s>
Consolidated	O
Electrodynamics	O
Corporation	O
(	O
CEC	O
)	O
,	O
ElectroData	O
's	O
parent	O
corporation	O
,	O
first	O
pre-announced	O
the	O
Datatron	B-Device
in	O
1952	O
as	O
the	O
"	O
CEC	O
30-201	O
"	O
.	O
</s>
<s>
That	O
same	O
year	O
design	O
began	O
on	O
the	O
"	O
30-240	O
"	O
processor	O
,	O
enhanced	O
to	O
support	O
magnetic	B-Architecture
tape	I-Architecture
.	O
</s>
<s>
The	O
name	O
"	O
Datatron	B-Device
"	O
was	O
first	O
used	O
in	O
1955	O
.	O
</s>
<s>
The	O
Datatron	B-Device
has	O
a	O
word	O
size	O
of	O
ten	O
decimal	B-Device
digits	O
plus	O
a	O
sign	O
.	O
</s>
<s>
A	O
magnetic	B-General_Concept
drum	I-General_Concept
is	O
used	O
for	O
memory	O
.	O
</s>
<s>
A	O
later	O
model	O
,	O
the	O
Burroughs	B-Device
220	I-Device
,	O
added	O
a	O
small	O
amount	O
of	O
magnetic	O
core	O
memory	O
.	O
</s>
<s>
A	O
later	O
model	O
,	O
the	O
Datatron	B-Device
205	O
was	O
sold	O
by	O
Burroughs	O
as	O
the	O
Burroughs	O
205	O
.	O
</s>
