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| WS ! ! WS62256 4.5V~5.5V Operation voltage Vcc: ! #"$%$! ,(-%'(+ ,,./0&1$ ./0& ,,./0&1$ '!, !( /0&1 /0& /0&1 !&2, !( /#% #%10 -&(23#, /#%10 -&(23#, !( 4'*5-%!!2&,,!--'!+ 70ns ( 0&1 0&1 -70 (%"!)!"-& !0 ,%&'3"! &',%$! 2$($5!(,5'%'-2!-!"!,!2 5 !!-&!%6""#-&',%! &'( 7&& !!('(-%%"#)"&*!&-"$&- &-#!%&(-'($'5&(2 %'(""8 %'(-& !"! &( The WS62256 is a high performance , very low power CMOS *&('!,5("*#&(2,' ,'!,5('=!-% )'2!355'*5 -%!!2&(2"$%$! 9!& !-$'5&#%',&"0 -&(23#, !(9 0.4uA and maxinum access time of 70ns in5V operation &-# # )'2!23#&(&,')!> ? &-#! #!%&(-'('-% )'2!23#&(&,')!> ?,5'% !(&3"!/1:&(2&,')!> ?% !(&3"!/1:&(2&,')!> ?%!(&3"!/ 1&(25 !! -&! %2 ')! - The WS62256 has an automatic power down feature, reducing the %$! ,(-%'(-'*('9',&("#$5!(,5'%'-2!-!"!,!2 WS62256 is &)&'"&3"!'(5!@7-&(2& 2 %'( 5! &)&'"&3"!'( 5! 330mil "&-', :&(2 600mil plastic DIP " "&-', :&(2 PRODUCT FAMILY PRODUCT FAMILY OPERATING TEMPERATURE Vcc (V) SPEED POWER DISSIPATION STANDBY(IccsB1,Max) Operating (Icc,Max) (ns) PKG TYPE Vcc=5.0V Vcc=5.0V WS62256LLP WS62256LLFP DIP-28 0 C~+70 C o o 4.5V~5.5V 70ns 1uA 45mA SOP-28 PIN CONFIGURATION ! 28 27 26 25 24 23 22 21 20 19 18 17 16 15 VCC WE A13 A8 A9 A11 OE A10 __ CE DQ7 DQ6 DQ5 DQ4 * + $ , A14 A12 A7 A6 A5 A4 A3 A2 A1 A0 DQ0 DQ1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 DIP-28 SOP-28 - )% ) ) )$ )+ ) ) )* ! !" # + - - DQ2 GND DQ3 ( ( ( ' & + $ % % WINGSHING Co. reserves the right to modify document contents without notice. Wing Shing Computer Components Co., (H.K.)Ltd. Homepage: http://www.wingshing.com Tel:(852)2341 9276 Fax:(852)2797 8153 E-mail: wsccltd@hkstar.com 9-1 WS ! WS62256 2- 5!-!&22 !--'(%-!"!,(!95! 3'$ 2-'(5!;0 '-&,')!> ? 5'%!(&3"!--3!&,')! !&29 $ '!5!2!)',!9 ,5'%!(&3"!'- (&,')!:5!2!)',!'- 2!-!"!,!2&(2 '-'(&-&(23#%$! 2! 5!7A%'(-$'""3!'(5!5'*5'%!2&(,!-&!$5!(5!2!)',!'-2!-!"!,!2 5!$ '!!(&3"!'(%'-&,')!> ?&(2,( "- !&2&(2$ '!%! &'(-?'55! ,5'%-!"!,!2:$5!(?'-4B4&(2 '-> ?:%2&&$'""3!% !-!((5! 7A%'(-C$5!(?'-> ?:5!2&&% !-!((5!7A%'(-$'""3!$ '!('(5! -!"!,!2! #",&'( 5!%!(&3"!'(%'-&,')!> ?95!%!(&3"!'-&,')!$5'"!5!,5'%'-!"!,!2&(25!$ '!!(&3"!'-'(&,')!:2&&$'""3!% !-!((5!7A%'(-&(25!# $'""3!!(&3"!25!7A%'(-$'""3!'(5!5'*5'%!2&(,!-&!$5!( '-'(&,')! 5!-! 3' 2' !,'(&"% -& !-!2 !&22&&9 $ '!2&&'(5!;0 $! %%"# B (2 !! " ! # $%& !!'$$&% ## ! )*#(+ "#$ "#$ $ $ $#%$ % & " $ % + *%%*% ! '&%) $%&" ! ' () ! ( ( ) $&" ! ,'&" #(&% %#$%'$ !! 4.5V~5.0V * * , # ! ! !--!-* !&! 5&(5-!"'-!2(2! >D00D0 ;EB&#,&-!%! &(!(2&&*!5!2!)',!5'-'-& - !-- &'(*("#&(29(,'(&"%! &'(95!2!)',!&5!-! &(#5! ,(2''(-&3)!5-!'(2',&!2'(5!%! &'(&" -!,'(-95'--%!,'9',&'('-('%"'!2%- !&3-"! 5'-%& 5'-%& &!! '-*& &(!!2&(2(!-!2 &' &'(*,(2''(-9 !!(2!2%! '2-&#&99!, !"'&3'"'# 9-2 WS ! .%/01 .%/0 $#%$ &# WS62256 $#%$ B& &(!!2 (% >$ "&*!/0 B& &(!!2 (% 4'*5 "&*!/0 (%>!&F&*! !( %>!&F&*! !( %>$"&*! %4'*5"&*! %! &'(*$! %%"# !( &(23# $! %%"# !( $! 7$( %%"# !( %)%&%&) /0 #&, %*,/0 #-, ,, ,,.0&:.,, . ,,.0&:.,, ,,.0&:. . : : ,,.0&:.: .: .,, . .,, ,,.0&: . ,,.0&:. ,,.0'(: . ,,.0'(:. :.:6. .:.:6.6& .:.:6.6&/$0 ,, ,, '12%' .: :. .:. ,, : ,, '12%' '12%' #%',&",5& #%',&",5& &,! '-',-& !& TA =25 o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ns PACKAGE F: SOP NO:DIP POWER LL:Low-low Power 9-8 WS PACKAGE DIMENSIONS 28 PIN DUAL INLINE PACKAGE(600mil) WS62256 Units: millimeter(inch) 0.25 +0.10 -0.05 0.010+0.004 -0.002 #28 #15 13.60 0.20 0.535 0.008 #1 36.72 MAX 1.446 36.32 0.20 1.430 0.008 #14 3.81 0.20 0.150 0.008 5.08 0.200 MAX 15.24 0.600 0~15 ( 1.65 ) 0.065 0.46 0.10 0.018 0.004 1.52 0.10 0.060 0.004 3.30 0.30 0.130 0.012 2.54 0.100 0.38 0.015 MIN 28 PIN PLASTIC SMALL OUTLINE PACKAGE( 330mil) 0~8 #28 #15 11.81 0.30 0.465 0.012 8.38 0.20 0.330 0.008 #1 18.69 MAX 0.736 18.29 0.20 0.720 0.008 #14 0.15 2.59 0.20 0.102 0.008 3.00 0.118MAX 11.43 0.450 +0.10 -0.05 1.02 0.20 0.040 0.008 0.006+0.004 -0.002 0.10 MAX 0.004 MAX ( 0.89 ) 0.035 0.41 0.10 0.016 0.004 1.27 0.050 0.05 MIN 0.002 9-9 |
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