Block Diagram Descriptions
Theory of Operation
3Ć10
.-( -+#!!+ &( #, ,%- -" -#&, 0#%% !'+- #-, (0' -+#!!+
,#!'% -+ &, '(+&% -+#!!+ &( #, ,%- -" 0#%% 0#-
(+ -+#!!+ ,#!'%,
" #!" +*.'2' ('-+(%,%-, -",-- ( -"-+#!!+ "2,-+,#,
#' -" #+- -+#!!+ )-"
#!" +*.'2 ' +&(/, -+#!!+ "2,-+,#, ' #&)+(/, ,',#-#/#-2
0"' -" -+#!!+ ,#!'% ! ,%0 +- #, ', (+ !+-+-2)#%%2
&)4) 3 ,#' 0/ #!.+ 4
#!" +*.'2 +-#', -+#!!+ "2,-+,#, 0"#% #&)+(/#'! '(#, +$-#('
- %(0 +*.'#, 0"' -" -+#!!+ ! ,%0 +- #, %,, -"' ', -
' ., - '2 +*.'2 # -" -+#!!+ ,#!'% &)%#-. +%#%2 -+#!!+,
-" #!.+ 4 "#, #, -" .%- ,--#'! -+ #'#-#%#3-#('
<1V/ns
HFOff
&
3
>1V/ns
HFOn
&
&
3 3 3
+*.'2
#')4)
Figure 3Ć1:ăTriggerEdge Slew Rate for High Frequency Selection
" '"' +#!!+#'! ('-+(%,%-, -",-- ( -"&-,-%
-+#!!+ +$-#(' -.+#' -" #+- -+#!!+ )-"
'"' +#!!+#'!' #+-, -" -#&, -( -- &-,-% -+#!!+
/'-, ' +$- -" *.#+ - " - #, +*.#+ - -" '1-
-+#!!+/'-
'"' +#!!+#'! %%(0, -" -#&, -( *.#+ ' #,)%2 &-,-4
% -+#!!+ /'-,
" +#!!+(%( ('-+(% #' -" -+#!!+ &'. )+(!+&, -" -+#!!+ "(%(
/%.
.-( (%( #, -" .%- &( "#, &(.-(&-#%%2 )+(!+&, -.%
(%( -( -" &#'#&.& )(,,#% /%. - )', ('%2 (' -" -#& ,
,--#'!, ' #, .)- 0"' -" #' #3 ' #' (,#-#('/%.,