User manual

Block Diagram Descriptions
Theory of Operation
3Ć28
&# !/3'1'2'-, 1712#+ !-,1'121 -$ 25- -0"1 2&#  !/3'1'2'-, ,*-%
-0" ," 2&#  !/3'1'2'-,  -0"
&#  !/3'1'2'-, ,*-% -0" !-,1'121 -$ 2&# $-**-5',% +(-0 *-!)1
H 0-%0++ *# %', +.*'$'#01
H  !-,4#02#01
H #130#+#,2 &0"50#
H '+',% ," 1+.*',% &#" !-,20-*
&#  !/3'1'2'-, ,*-% -0" !-,1'121 -$ 2&# $-**-5',% +(-0 *-!)1
H &0#" 
H '+# 1#!-,20-**#0 ',2#0$!#
H '!0-.0-!#11-0
H #130#+#,2 &0"50#
H '+',% ," 1+.*',% &#" !-,20-*
## '%30#1 9 ," 9 $-0 2&# *-!) "'%0+1 -$ 2&#1# -0"1
Programmable Gain Amplifiers
&# $-30 1+.*',% &#" -32.321 0# +3*2'.*#6#" 2- 25- +.*'$'#0 !&,,#*1
2&0-3%& 2&# ',.32 +3*2'.*#6#0 &# +'!0-.0-!#11-0 1#*#!21 1+.*',% &#"
!&,,#* 2- # !/3'0#" ," !-,,#!21 '2 2- -,# -$ 2&# +.*'$'#0 !&,,#*1 &#
.0-%0++ *# %', +.*'$'#0 2&#, ..*'#1 -$$1#2 #02 -1 ," +.*'$'#1 -0
22#,32#1 2&# 1'%,* #02 '8# &# -32.32 -$ 2&# +.*'$'#0 '1 ..*'#" 2- 2&#
,*-% 2- "'%'2*  !-,4#02#0 $-0 !-,4#01'-, 2- "'%'2'8#" "2
A/D Converters
&# -32.32 -$ #!& .0-%0++ *# %', +.*'$'#0 '1 ..*'#" 2- , 9 '2 $*1&
 !-,4#02#0 &# !-,4#02#0 !-+.0#1 '21 ,*-% ',.32 2- 25- 0#$#0#,!#
4-*2%#1   ,"   ," -32.321 , 9 '2 ',07 ,3+ #0 2&2
',"'!2#1 2&# 4*3# -$ 2&# ,*-% ',.32 1'%,* ', 0#*2'-, 2- 2&# 0#$#0#,!#
4-*2%#1 &# "'%'2* -32.32 $0-+ 2&#  !-,4#02#01 '1 12-0#" ', 2&# 1&0#"
 ," +"# 4'* *# $-0 20,1$#0 2- 2&# 4#$-0+ #+-07 2&0-3%& 2&#
'+# 1#-,20-**#0
Measurement Hardware
&'1 !'0!3'207 &1 2&# 1#*#!2#" 1+.*',% &#" -32.32 $0-+ 2&# ',.32 +3*2'9
.*#6#0 ..*'#" 2- .0#!'1'-,9120- #" 4-*2%# !-+.02-0 &'1 4-*2%#
!-+.02-0 !-+.0#1 2&# 1+.*',% &#" -32.32 4-*2%# 2- 0#$#0#,!#
4-*2%# %#,#02#" 7 9 '2 "'%'2*92-9,*-% !-,4#02#0  &#
!-+.02-0 -32.32 '1 2&#, $'*2#0#" 7 $'*2#0 ," 20,1'2'-, !-3,2#0 !'0!3'2 -,
2&#  !/3'1'2'-,  -0" 2- 0#+-4# $*1# 20,1'2'-,1 %#,#02#" 7
,-'1# ," 2- !-3,2 2&# 20,1'2'-,1
A27 & A28
Acquisition System
Boards