<s>
FREDDIE	O
is	O
the	O
name	O
for	O
a	O
40-pin	O
large	O
scale	O
integrated	O
circuit	O
found	O
in	O
later	O
model	O
Atari	B-Device
8-bit	I-Device
computers	I-Device
.	O
</s>
<s>
It	O
is	O
a	O
RAM	B-Architecture
address	O
multiplexer	B-Protocol
,	O
used	O
for	O
DRAM	O
access	O
.	O
</s>
<s>
Atari	O
created	O
this	O
chip	O
to	O
replace	O
several	O
other	O
chips	O
to	O
cut	O
costs	O
and	O
to	O
enhance	O
CPU	O
and	O
ANTIC	B-General_Concept
memory	O
access	O
.	O
</s>
<s>
FREDDIE	O
,	O
combined	O
with	O
a	O
C061618	O
MMU	B-Device
(	O
XL/XE	O
)	O
and	O
C025953	O
EMMU	B-Device
(	O
130XE	B-Device
)	O
allows	O
the	O
CPU	O
and	O
ANTIC	B-General_Concept
to	O
access	O
memory	O
independently	O
of	O
each	O
other	O
.	O
</s>
<s>
Originally	O
designed	O
for	O
the	O
cancelled	O
1400XL	O
and	O
1450XLD	O
,	O
it	O
was	O
eventually	O
used	O
in	O
the	O
800XLF	O
(	O
labelled	O
"	O
800XL	B-Device
,	O
"	O
refers	O
to	O
European	O
version	O
)	O
,	O
65XE	B-Device
,	O
130XE	B-Device
,	O
and	O
XEGS	O
.	O
</s>
