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| xrt3591b ! " # $% & ' (( ) $ & ' (( ) *%+ ) features , -# # ) % $./ % 0 1 1 2 1 & ,11 2 . % ' . 3 # , , # , 4# 1 5 % . - # . 46%.% , 51 47- 8 4 $. % 0 2 1 . 4# , 9 +3 , # , 4# 1 5 0 ,+ , # , ,. ,+ 4# 5. . # :); 46%.% -0 , %< & 4#' 46%.% -0 .% (%< & , 9##' . .% ,. . ,0 4# applications 7# # . 4#% , 8 &,8' 4. 6 :,9 # ,9 =. % 2 4. 6 <3 general description 7 # 0 # % # +/ 1 .11 % % # # 3 =.# 1 1 $ #3 )! ! / # . %. %# 1 .# , # , , +3 . # + , # , %# %%# # + # %# +3 % % # 7 3 # # # +3 #. # %# 1 . + 3# +/ / 9 & table 1. ' $ 0 %% 16+ / 1 # # + # . #0 %# $ 0 / =.# # + #+# # ,. #+ %# . . # # :); #11 . . # 1 # % % # . . %# / # %%> .%+ 1 6 =.# ,. 0 0 =.# . %# 1 % / 1 . # %%># % # 0.# =. 6 03 1 1 % # # =. / ## 0 $ #. ## 0 . 2 # #. .%+ 1 6 % 03 + .# > + # # % ordering information part no. package operating temperature range 72- ! 9# ( 4 -,2- ) ? 72, ! 9# 4 @, 52 ) ? xrt3591b ! 9! 9 9 ! 2!? 2!a 2 2 ? 2! 2 2? 2a 2 a figure 1. xrt3591b block diagram a b*, ! ? ! 5? ! 5a 5 !! 5!? ! 5!a ! 5 ? 5! ( ( 5 a 5 ( ! ! control block ! ( ! xrt3591b pin configurations 24 lead soic (jedec, 0.300?) ! ( ! ! !! ! ! ( ! 24 lead pdip (0.600?) b*, 2 2! 5 ? 5!) 5!? 5) 5? 2!? 2 ) 2 ? 5 ) 2 9 9! 5 5! 5 9 2) 2? 2!) b*, 2 2! 5 ? 5!) 5!? 5) 5? 2!? 2 ) 2 ? 5 ) 2 9 9! 5 5! 5 9 2) 2? 2!) ! ! ! ( ( ! !! ! ! pin description pin # symbol type signal description ) ) ) &?c) ! ' ! ) ) ? &?c) ! ' b*, ) ) b.# 2 2 9 % . 2! 2 9 % ! . ( 2 2 9 % . 9 2 9 4# & table 1 1 # ' 9! 2 9 4# ! & table 1 1 # ' 5 5 9 . . 5! 5 9 ! . . 5 5 9 . . ! 9 2 9 4# & table 1 1 # ' 2) 2 . 2? 2 . 2!) 2 ! . ( 2!? 2 ! . 2 ) 2 . 2 ? 2 . 5 ) 5 % . . ! 5 ? 5 % . . ! 5!) 5 % ! . . !! 5!? 5 % ! . . ! 5) 5 % . . ! 5? 5 % . . xrt3591b dc electrical characteristics # d v cc = +5.0v ? e , f -5.0v ? e f 25 c # # +# . ) 0 1# & figure 2 ' symbol parameter min. typ. max. unit conditions g 5, g % ,11 5. . 0.44 0.66 ) h 5 h ? 5 % %%)4# 5. . -0.3 +0.3 5 f 2 5: % 5. . : . -12.6 ) -9.4 % 2 59 % 5. . 90 . 9.4 12.6 % 2 5; % 5. . 93 . ? ? 5 ? f? 5 a f? < # #+# 5 % 5. . 2% # " : ,11 2 . # 150 % 1f 4+ :i 2 . :/ % 5 f 2 2* 2 . . + 0.4 % ) h 2 ? 2 )h 2* 2 . 2% # ,11 " ) h 2 ? 2 )h 5: 5. . : 3 2 5: f) % 59 5. . 90 0.8 2 59 f % 2 5 5. . ). . % h 5 h 2 5; ) 5. . . + 10 ,+# h 5 h 2: 9 2 . : 2 2 9!) 29 9 2 . 90 0.8 2 9!) 2 2* 9 2 . . ? ! ? 2 9!) 2 . / . ( ! % 5 9## $f4+ 511 2 . / . a a 50 % 5 511 notes 1 all currents flowing into the device pins are marked positive. all current flowing out of the device pins are marked negative. bold face parameters are covered by production test and guaranteed over operating temperature range. specifications are subject to change without notice xrt3591b ac electrical characteristics # d f +5.0v ? e f -5.0v ? e f 25 c # # +# . 0 1# symbol parameter min. typ. max. unit conditions $ % $ % 30 5 f -9: % 2 . 5. . - ) ,/ ! 40 5 f -:9 % 2 . 5. . - ) ,/ ! 40 5 f 5"< % 5. . 5. . 30 5 f -9: 2 . 5. . - ) ,/ &' 50 5 f -:9 2 . 5. . - ) ,/ &1' 50 5 f 2"< ,11 30 & -9: a -:9 ' ! 5 f ;9 + 5. . 90 ;: + 5. . : 9; ,+ 5. . 90 :; ,+ 5. . : notes 1 all currents flowing into the device pins are marked positive. all current flowing out of the device pins are marked negative. bold face parameters are covered by production test and guaranteed over operating temperature range. specifications are subject to change without notice absolute maximum ratings % . )( ? 5 % . ) ? . / xrt3591b ( sel2 sel1 sel0 drivers on receivers on description ) ! ) ) 11 ! ! , %# ! ! , %# 0 %# +3 ! ! , %# ! ! , %# 0 %# +3 ! ! ! ) # note: the driver and receiver outputs which are not on, are placed in hi-z state. table 1. function table 58 42*25* 2*-8 42*25* 5 ! 2 $f, ! 5? 5) 5, 5 2? 2) 5 f& 5? ? 5) 'c! figure 2. xrt3591b test circuit xrt3591b -:9 1f4:>d hf d 1 hf -9: 2 a &5 ?' a &5 a' 5 a 5 ? 5, e e e ,2$$ f & 5?' a & 5a' c! 5, e e $ e 5"< 5"< -:9 1f4:>d hf d 1 hf -9: 2*-8 2 a 2 &2?' a &2a' a 5 58-8 figure 3. v.35 transmitter propagation delays figure 4. v.35 receiver propagation delays xrt3591b cable termination $ #11 . # . . 1 7 %. + / % # =.% . 1. # 1 10 #% # % 1. d ! ! 58 42*25* 2*-8 42*25* figure 5. proposed source and input terminations note: in order to implement the terminations proposed above, standard 1/8 w surface mount or through hole 5% resistors can be used. furthermore, appropriate resistor networks can be used as well. ! ( 7 &, 45,' , 7 &, 45,' , i , ; ! ! , , i ; ! ! , ! i ( ; !! ! ; i ! ( ! i ; !! ! ! figure 6. typical v.35 clock and data configuration xrt3591b 7 &, 45,' , 7 &, 45,' , i , ; ! ! , , i ! ; ! ! , ! i ( ; !! ! ( ; i ! ( ! i ; !! ! ! figure 7. typical v.35 configuration during dce mirrored loopback 7 &, 45,' , 7 &, 45,' , i , ; ! ! i ! ; ! ! , ! i ( ; !! ! ; i ! ( ! i ; !! ! ! figure 8. typical v.35 configuration during dte mirrored loopback , , ( xrt3591b ! ! ( ! - - ! $ $ !! $ ! !! $ ? # b.# 73 a 7. ! 2* !2* 2* 5 2 . % ! 2! 2a 2!a 5 ! 9! 2 ? 2!? ( 9 ! 2 a 9 2? 5 2 2 ( 5 a 5 ? ! 5!a ! 5!? !! 5a ! 5? ! u1 xrt3591b ( @! @ @ ? a ? a ? 58 !58 @ @ a ? a ? 58 2* !2* ( ! ( " 9! 58 !58 58 9 9 @.% $ 5 < . , 511 b ( ! ( ! ! !! $ @( a ? a 2* figure 9. xrt3591b demo board b*, ! ! ! ! ! ! xrt3591b 24 lead plastic dual-in-line (600 mil pdip) rev. 1.00 symbol min max min max inches ( ! ( ( ! ! 7 ! ( ( 7 ( ! , ! ! ! ! ( (! ! ! ! 7 ! 7 ( 7 ! 7 7 ( ! 9 ! ! ! millimeters ! ! d eb 1 a 1 e 1 e a l b seating plane a 2 c note: the control dimension is the inch column e b e a xrt3591b ! symbol min max min max ! ! ( ! 7 ! ! ! , ( ! ( ! ! ( 7 ! 7 : ( 9 ( ! inches millimeters 24 lead small outline (300 mil jedec soic) rev. 1.00 e d e h b a l c a 1 seating plane ! ! note: the control dimension is the millimeter column xrt3591b notes xrt3591b notes xrt3591b notes xrt3591b ( *52 %3 #. # .+ # %) # 1% + / .% + / 1 . 1 / . #) +# / .# / # %3 . 1 1 1% # #. / 1 . . # %/ / # # . .j 1 < 1% .+ + 1./ 3#k + / 0 .%# 1 . # %%# . 1 / 1 #. 1 . 0 1. %1. 1 #. +/ + 6 # . 1. 1 1 . / % 1 / 11 1 / 11 -#. . ># 1 . . . 0 . 1 d &' 3 1 l./ #% + %%>#k &+' . .% . 3k &' + / 1 #=. / # .# .%) / , *%+ #. 0 0 . 0 1 + # |
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