English
Language : 

XRD4460A Datasheet, PDF (14/22 Pages) Exar Corporation – CCD IMAGE DIGITIZERS WITH CDS, PGA, AND 10-BIT A/D
;5'$;5'/$
















  
 
4/0
)LJXUH  $'& &RUH 'LIIHUHQWLDO
1RQ/LQHDULW\ '1/
,QSXW 6HULDO 3RUW
$ WKUHH ZLUH VHULDO LQWHUIDFH LV XVHG WR FRQWURO WKH 3*$
FRGH UHJLVWHU DQG WKH RIIVHW UHJLVWHU WKHUH DUH DOVR WZR
WHVW UHJLVWHUV ZKLFK VKRXOG QRW EH PRGLILHG  7KH VKLIW
UHJLVWHU LV  ELWV ORQJ 7KH ILUVW WZR ELWV ORDGHG LQ WKH VKLIW
UHJLVWHU DUH WKH DGGUHVV ELWV IRU ZKLFK LQWHUQDO UHJLVWHU LV
WR JHW XSGDWHG WKH IROORZLQJ HLJKW ELWV DUH WKH GDWD 06%
ILUVW /6% ODVW  7KH SRUW LV FRQWUROOHG E\ WKH 6&/. /2$'
DQG 6', SLQV 7R HQDEOH WKH VKLIW UHJLVWHU WKH /2$' SLQ
PXVW EH KHOG ORZ :KHQ ORDG LV KLJK 6&/. LV LQWHUQDOO\
GLVDEOHG 6LQFH 6&/. LV JDWHG E\ /2$' 6&/. FDQ EH D
FRQWLQXRXVO\ UXQQLQJ FORFN VLJQDO EXW WKLV ZLOO LQFUHDVH
V\VWHP QRLVH 7KH GDWD DW 6', LV VWUREHG LQWR WKH VKLIW
UHJLVWHU RQ WKH ULVLQJ HGJHV RI 6&/. 7KH DGGUHVVHG
LQWHUQDO UHJLVWHU LV XSGDWHG ZKHQ WKH /2$' VLJQDO JRHV
KLJK VHH )LJXUH  
6',
6&/.
/2$'
$''5(66
$'
$'
06%
%LW 
%LW 
7$% QV PLQ
'$7$
%LW 
%LW 
%LW 
'DWD 6KLIWV RQ
5LVLQJ (GJHV
%LW 
%LW 
/6%
%LW 
7$% QV PLQ
$ 7
QV PLQ
7$% QV PLQ
/RDG ,QWHUQDO 5HJLVWHU
5HY 
)LJXUH  6HULDO 3RUW 7LPLQJ
ï