7/24/2019 Presentation on asics

1/20

SEMINAR ON

ASIC

7/24/2019 Presentation on asics

2/20

CONTENTS

ASICs DEFINATION

TYPES OF ASICs

ASICs DESIGN FLOW ASICs APPLICATION

7/24/2019 Presentation on asics

3/20

ASIC

AN APPLICATION SPECIFIC

INTEGRATED CIRCUIT (ASIC)

IS A SEMICONDUCTOR

DEVICE DESIGNED

ESPECIALLY FOR A SPECIFIC

PURPOSE RATHER THAN

FOR A GENERAL PURPOSE.

EXAMPLES FOR ASIC ICS

ARE : A CHIP FOR A TOYBEAR THAT TALKS; A CHIP

FOR A SATELLITE.

7/24/2019 Presentation on asics

4/20

Types of ASICs

The c!""#$#c!%#&' &$ ASIC" #" "h&' e&

7/24/2019 Presentation on asics

5/20

Full-Custom ASICs

A F* c*"%&+ ASIC #" &'e h#ch #'c*,e" "&+e

(-&""# !) &/#c ce" %h!% !0e c*"%&+#1e, !', !

+!"2 !e0" %h!% !0e c*"%&+#1e,.

The ,e"#/'e0 !3," *"#'/ -0e%e"%e, !', -0e

ch!0!c%e0#1e, ce" $&0 ! &0 -!0% &$ %h!% ,e"#/'.

7/24/2019 Presentation on asics

6/20

Semicustom ASICs

ASIC" 4 $&0 h#ch ! &$ %he &/#c ce" !0e

-0e,e"#/'e, !', "&+e (-&""# !) &$ %he +!"2

!e0" !0e c*"%&+#1e, !0e c!e, "e+# c*"%&+ ASIC".

The0e !0e %& %-e" &$ "e+#c*"%&+ ASIC"

(#) S%!',!0,5ce6!"e, ASIC"

(##)G!%e5!00!6!"e, ASIC".

.

7/24/2019 Presentation on asics

7/20

Standard-Cell Based ASICs

A ce5!"e, ASIC *"e"

-0e,e"#/'e, &/#c ce" (AND

/!%e"4 OR /!%e"4 +*%#-e7e0"4

!', $#-5$&-") 2'&' !"

"%!',!0, ce".

The ASIC ,e"#/'e0 ,e$#'e" &'

%he -!ce+e'% &$ %he "%!',!0,

ce" !', %he #'%e0c&''ec% #' !

CBIC.

7/24/2019 Presentation on asics

8/20

Gate-Array Based ASICs

The0e !0e %h0ee %-e" &$ G!%e A00! !"e, ASIC"5

Ch!''ee, /!%e !00!". Ch!''ee"" /!%e !00!".

S%0*c%*0e, /!%e !00!".

7/24/2019 Presentation on asics

9/20

Channele !ate a""ays

I' ! ch!''ee, /!%e !00!"-!ce #" e$% e%ee' %he

0&" &$ %0!'"#"%&0" $&0

#0#'/.

7/24/2019 Presentation on asics

10/20

Channel less Gate Array

The 0&*%#'/ &' !

ch!''ee"" /!%e !00!

*"e" 0&" &$ *'*"e,

%0!'"#"%&0".

7/24/2019 Presentation on asics

11/20

7/24/2019 Presentation on asics

12/20

PLDS

A -, c!' e 3#ee, !" !c2 &7 %h!% c&'%!#'" &/#c

/!%e" !', -0&/0!++!e "#%che".The

-0&/0!++!e "#%che" !& &/#c /!%e" #'"#,e -,

%& e c&''ec%e, %&/e%he0 %& #+-e+e'% h!%e3e0

&/#c c#0c*#% #" 'ee,e,.

A -, #" c&+-&"e, &$ %& %-e" &$ !00!"5!', !00!

!', &0 !00!.

7/24/2019 Presentation on asics

13/20

Cont##

7/24/2019 Presentation on asics

14/20

FPGA

A' FPGA (field programmable gate array) #" !

0e-0&/0!++!e ch#- h#ch c&'%!#'" h*',0e," &$

%h&*"!'," &$ &/#c /!%e" %h!% #'%e0'! c&''ec%"

%&/e%he0 %& *#, c&+-e7 ,#/#%! c#0c*#%0.

7/24/2019 Presentation on asics

15/20

FPGA A$CITEC%T&$E

L&/#c &c2"

T& #+-e+e'% c&+#'!%#&'!

!', "e8*e'%#! &/#c

I'%e0c&''ec%

9#0e" %& c&''ec% #'-*%" !',

&*%-*%" %& &/#c &c2"

IO &c2"

S-ec#! &/#c &c2" !% -e0#-he0

&$ ,e3#ce $&0 e7%e0'! c&''ec%#&'"

7/24/2019 Presentation on asics

16/20

ASIC DESIGN FLOW

The various steps involved in ASIC design flow are given

elow.

.De"#/' e'%0 .. P0e5!&*% "#+*!%#&'

?. F&&0 -!''#'/

@. P!ce+e'%

. R&*%#'/

7/24/2019 Presentation on asics

17/20

Cont##

.E7%0!c%#&'

.P&"%!&*%

"#+*!%#&'

7/24/2019 Presentation on asics

18/20

ASICsAPPLICATION

ASIC" $#'," +!' !--#c!%#&'" #' %he $#e, &$ +e,#c!4

#',*"%0#! "ec%&0"4 !*%&+&%#3e !', "e'"&0". Eec%0&'#c

O,&+e%e04 E'/#'e M&'#%&0 !0e "&+e ASIC -0&,*c%"

"*#%!e $&0 !*%&+e !--#c!%#&'". Eec%0&'#c O,&+e%e0he-" %& 0ec&0, %he +#e!/e &$ ! 3eh#ce. E'/#'e M&'#%&0

!', 9!0'#'/ L#/h% C&'%0&e0 #" !'&%he0 ASIC -0&,*c% %h!%

+&'#%&0" ,#$$e0e'% -!0!+e%e0" #2e %e+-e0!%*0e4 3&%!/e e%c.

&$ ! 3eh#ce. I' +e,#c! !--#c!%#&'"4 #&+e%0#c +&'#%&0"4he!0#'/ !#," !0e "&+e -0&,*c%".

7/24/2019 Presentation on asics

19/20

$EFE$ENCES

A--#c!%#&'5"-ec#$#c I'%e/0!%e, C#0c*#%"5

M#ch!e &h' Se!"%#!' S+#%h 4 A,,#"&'

9e"e L&'/+!'4 I'c

9#2#-e,#!

7/24/2019 Presentation on asics

20/20

T%AN'&