<s>
Linear	B-Device
Flash	I-Device
is	O
a	O
PC	B-Architecture
card	I-Architecture
flash	B-Device
memory	I-Device
format	O
.	O
</s>
<s>
Linear	B-Device
Flash	I-Device
requires	O
no	O
battery	O
support	O
,	O
unlike	O
somewhat	O
faster	O
SRAM	B-Architecture
,	O
and	O
features	O
read/write	O
speeds	O
much	O
faster	O
than	O
similar	O
,	O
less	O
expensive	O
ATA-type	O
cards	O
,	O
which	O
include	O
CompactFlash	B-Device
and	O
Memory	O
Stick	O
.	O
</s>
<s>
Like	O
an	O
SRAM	B-Architecture
,	O
Linear	B-Device
Flash	I-Device
supports	O
execute	B-Application
in	I-Application
place	I-Application
(	O
XIP	B-Application
)	O
applications	O
in	O
mobile	O
PC	O
and	O
embedded	O
equipment	O
.	O
</s>
<s>
Linear	B-Device
Flash	I-Device
can	O
also	O
be	O
read	O
and	O
written	O
to	O
by	O
laptops	O
and	O
desktops	O
with	O
PC	B-Architecture
card	I-Architecture
slots	O
,	O
and	O
is	O
somewhat	O
popular	O
for	O
sensitive	O
data	O
storage	O
because	O
the	O
media	O
is	O
non-volatile	O
and	O
does	O
not	O
degrade	O
over	O
time	O
.	O
</s>
<s>
However	O
,	O
large-scale	O
storage	O
is	O
impractical	O
using	O
Linear	B-Device
Flash	I-Device
because	O
of	O
small	O
card	O
sizes	O
(	O
typically	O
under	O
40	O
megabytes	O
)	O
and	O
prohibitive	O
costs	O
;	O
megabyte-for-megabyte	O
,	O
Linear	B-Device
Flash	I-Device
cards	O
are	O
often	O
dozens	O
of	O
times	O
more	O
expensive	O
than	O
ATA	O
cards	O
.	O
</s>
<s>
Combined	O
with	O
file	O
management	O
software	O
,	O
such	O
as	O
Flash	O
Translation	O
Layer	O
(	O
FTL	O
)	O
or	O
M-Systems	O
TrueFFS	O
Flash	B-Application
File	I-Application
System	I-Application
,	O
the	O
Linear	B-Device
Flash	I-Device
cards	O
provide	O
removable	O
disk	O
emulation	O
.	O
</s>
<s>
As	O
PC	B-Architecture
Cards	I-Architecture
(	O
was	O
PCMCIA	B-Architecture
)	O
,	O
Linear	B-Device
Flash	I-Device
cards	O
should	O
have	O
a	O
Card	O
Information	O
Structure	O
(	O
CIS	O
)	O
.	O
</s>
<s>
Linear	B-Device
Flash	I-Device
cards	O
begin	O
to	O
develop	O
bad	O
blocks	O
after	O
about	O
100,000	O
erase/write	O
cycles	O
and	O
thus	O
are	O
of	O
dubious	O
value	O
on	O
the	O
second-hand	O
market	O
.	O
</s>
<s>
Linear	B-Device
Flash	I-Device
cards	O
were	O
also	O
the	O
primary	O
method	O
of	O
data	O
storage	O
for	O
Cisco	O
routers	B-Protocol
,	O
Apple	O
's	O
Newton	B-Device
MessagePad	O
100	O
series	O
and	O
2000	O
series	O
PDAs	O
,	O
for	O
some	O
early	O
Magic	B-Application
Cap	I-Application
,	O
Pocket	B-Device
PC	I-Device
and	O
Windows	B-Operating_System
CE	I-Operating_System
PDAs	O
,	O
musical	O
synthesizers	O
,	O
GM	O
Tech2	O
car	O
diagnostics	O
devices	O
and	O
for	O
many	O
telecom	O
devices	O
.	O
</s>
<s>
Major	O
makers	O
of	O
Linear	B-Device
Flash	I-Device
cards	O
is	O
.	O
</s>
<s>
Intel	O
,	O
which	O
championed	O
the	O
adoption	O
of	O
the	O
Linear	B-Device
Flash	I-Device
format	O
,	O
also	O
made	O
cards	O
.	O
</s>
