View GS8320E36GT-200_4216586.PDF datasheet online --- IC-ON-LINE

Datasheet File OCR Text:

gs8320e18/32/36t-xxxv 2m x 18, 1m x 32, 1m x 36 36mb sync burst srams 250 mhz ? 133 mhz 1.8 v or 2.5 v v dd 1.8 v or 2.5 v i/o 100-pin tqfp commercial temp industrial temp rev: 1.04a 12/2007 1/24 ? 2001, gsi technology specifications cited are subject to change without notice . for latest documentation see http://www.gsitechnology.com. features ? ft pin for user-configurable flow through or pipeline operation ? single dual cycle dese lect (sdcd) operation ? 1.8 v or 2.5 v core power supply ? 1.8 v or 2.5 v i/o supply ? lbo pin for linear or interleaved burst mode ? internal input resistors on mode pins allow floating mode pins ? byte write ( bw ) and/or global write ( gw ) operation ? internal self-timed write cycle ? automatic power-down for portable applications ? jedec-standard 100- lead tqfp package ? rohs-compliant 100-lead tqfp package available functional description applications the gs8320e18/32/36t-xxxv is a 37,748,736-bit high performance synchronous sram with a 2-bit burst address counter. although of a type originally developed for level 2 cache applications supporting high performance cpus, the device now finds application in synchronous sram applications, ranging from dsp main store to networking chip set support. controls addresses, data i/os, chip enables ( e1 , e2, e3 ), address burst control inputs ( adsp , adsc , adv ), and write control inputs ( bx , bw , gw ) are synchronous and are controlled by a positive-edge-triggered clock input (ck). output enable ( g ) and power down control (zz) ar e asynchronous inputs. burst cycles can be initiated with either adsp or adsc inputs. in burst mode, subsequent burst addresses are generated internally and are controlled by adv . the burst address counter may be configured to count in either linear or interleave order with the linear burst order ( lbo ) input. the burst function need not be used . new addresses can be loaded on every cycle with no degradation of chip performance. dcd pipelined reads the gs8320e18/32/36t-xxxv is a dcd (dual cycle deselect) pipelined synchronous sram. scd (single cycle deselect) versions are also av ailable. dcd srams pipeline disable commands to the same degree as read commands. dcd rams hold the deselect command for one full cycle and then begin turning off their outputs just after the second rising edge of clock. byte write and global write byte write operation is performed by using byte write enable ( bw ) input combined with one or more individual byte write signals ( bx ). in addition, global write ( gw ) is available for writing all bytes at one time, regardless of the byte write control inputs. sleep mode low power (sleep mode) is attained through the assertion (high) of the zz signal, or by stopping the clock (ck). memory data is retained during sleep mode. core and interface voltages the gs8320e18/32/36t-xxxv operates on a 1.8 v or 2.5 v power supply. all inputs are 1.8 v or 2.5 v compatible. separate output power (v ddq ) pins are used to decouple output noise from the internal circuits and are 1.8 v or 2.5 v compatible. parameter synopsis -250 -225 -200 -166 -150 -133 unit pipeline 3-1-1-1 t kq tcycle 3.0 4.0 3.0 4.4 3.0 5.0 3.5 6.0 3.8 6.6 4.0 7.5 ns ns curr (x18) curr (x32/x36) 285 350 265 320 245 295 220 260 210 240 185 215 ma ma flow through 2-1-1-1 t kq tcycle 6.5 6.5 7.0 7.0 7.5 7.5 8.0 8.0 8.5 8.5 8.5 8.5 ns ns curr (x18) curr (x32/x36) 205 235 195 225 185 210 175 200 165 190 155 175 ma ma
gs8320e18/32/36t-xxxv specifications cited are subject to change without notice . for latest documentation see http://www.gsitechnology.com. rev: 1.04a 12/2007 2/24 ? 2001, gsi technology gs8320e18t-xxxv 100-pin tqfp pinout 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 v ddq v ss dq b dq b v ss v ddq dq b dq b v dd nc v ss dq b dq b v ddq v ss dq b dq b dqp b v ss v ddq v ddq v ss dq a dq a v ss v ddq dq a dq a v ss nc v dd zz dq a dq a v ddq v ss dq a dq a v ss v ddq lbo a a a a a 1 a 0 nc a v ss v dd a a a a a a a a a a e 1 e 2 nc nc b b b a e 3 ck gw bw v dd v ss g adsc adsp adv a a a 2m x 18 top view dqp a a nc nc nc nc nc nc nc nc nc nc nc nc nc nc nc nc nc 10099989796959493929190898887868584838281 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 ft note: pins marked with nc can be tied to either v dd or v ss . these pins can also be left floating.
gs8320e18/32/36t-xxxv specifications cited are subject to change without notice . for latest documentation see http://www.gsitechnology.com. rev: 1.04a 12/2007 3/24 ? 2001, gsi technology gs8320e32t-xxxv 100-pin tqfp pinout note: pins marked with nc can be tied to either v dd or v ss . these pins can also be left floating. 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 v ddq v ss dq c dq c v ss v ddq dq c dq c v dd nc v ss dq d dq d v ddq v ss dq d3 dq d dq d v ss v ddq v ddq v ss dq b dq b v ss v ddq dq b dq b v ss nc v dd zz dq a dq a v ddq v ss dq a dq a v ss v ddq lbo a a a a a 1 a 0 nc a v ss v dd a a a a a a a a a a e 1 e 2 b d b c b b b a e 3 ck gw bw v dd v ss g adsc adsp adv a a a 1m x 32 top view dq b nc dq b dq b dq b dq a dq a dq a dq a nc dq c dq c dq c dq d dq d dq d nc dq c nc 10099989796959493929190898887868584838281 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 ft
gs8320e18/32/36t-xxxv specifications cited are subject to change without notice . for latest documentation see http://www.gsitechnology.com. rev: 1.04a 12/2007 4/24 ? 2001, gsi technology gs8320e36t-xxxv 100-pin tqfp pinout note: pins marked with nc can be tied to either v dd or v ss . these pins can also be left floating. 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 v ddq v ss dq c dq c v ss v ddq dq c dq c v dd nc v ss dq d dq d v ddq v ss dq d3 dq d dq d v ss v ddq v ddq v ss dq b dq b v ss v ddq dq b dq b v ss nc v dd zz dq a dq a v ddq v ss dq a dq a v ss v ddq lbo a a a a a 1 a 0 nc a v ss v dd a a a a a a a a a a e 1 e 2 b d b c b b b a e 3 ck gw bw v dd v ss g adsc adsp adv a a a 1m x 32 top view dq b dqp b dq b dq b dq b dq a dq a dq a dq a dqp a dq c dq c dq c dq d dq d dq d dqp d dq c dqp c 10099989796959493929190898887868584838281 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 ft
gs8320e18/32/36t-xxxv specifications cited are subject to change without notice . for latest documentation see http://www.gsitechnology.com. rev: 1.04a 12/2007 5/24 ? 2001, gsi technology tqfp pin description symbol type description a 0 , a 1 i address field lsbs and address counter preset inputs a i address inputs dq a dq b1 dq c dq d i/o data input and output pins nc no connect bw i byte write ? writes all enabled bytes; active low b a , b b i byte write enable for dq a , dq b data i/os; active low b c , b d i byte write enable for dq c , dq d data i/os; active low ck i clock input signal; active high gw i global write enable ? writes all bytes; active low e 1 , e 3 i chip enable; active low e 2 i chip enable; active high g i output enable; active low adv i burst address counter advance enable; active low adsp , adsc i address strobe (processor, cache controller); active low zz i sleep mode control; active high ft i flow through or pipeline mode; active low lbo i linear burst order mode; active low v dd i core power supply v ss i i/o and core ground v ddq i output driver power supply
gs8320e18/32/36t-xxxv specifications cited are subject to change without notice . for latest documentation see http://www.gsitechnology.com. rev: 1.04a 12/2007 6/24 ? 2001, gsi technology gs8320e18/32/36t-xxx v block diagram a1 a0 a0 a1 d0 d1 q1 q0 counter load dq dq register register dq register dq register dq register dq register dq register dq register d q register d q register a0 ? an lbo adv ck adsc adsp gw bw e 1 g zz power down control memory array 36 36 4 a qd e 2 e 3 dqx1 ? dqx9 note: only x36 version shown for simplicity. 1 b a b b b c b d ft
gs8320e18/32/36t-xxxv specifications cited are subject to change without notice . for latest documentation see http://www.gsitechnology.com. rev: 1.04a 12/2007 7/24 ? 2001, gsi technology note: there is a pull-down device on the zz pin, so this input pin can be unconnected and the chip will operate in the default stat es as specified in the above table. there is a pull-up device on the ft pin and a pull-down device on the zz pi n, so this input pin can be unconnected and the chip will operate in the default states as specified in the above table. burst counter sequences bpr 1999.05.18 mode pin functions mode name pin name state function burst order control lbo l linear burst h interleaved burst output register control ft l flow through h or nc pipeline power down control zz l or nc active h standby, i dd = i sb note: the burst counter wraps to initial state on the 5th clock. note: the burst counter wraps to initial state on the 5th clock. linear burst sequence a[1:0] a[1:0] a[1:0] a[1:0] 1st address 00 01 10 11 2nd address 01 10 11 00 3rd address 10 11 00 01 4th address 11 00 01 10 interleaved burst sequence a[1:0] a[1:0] a[1:0] a[1:0] 1st address 00 01 10 11 2nd address 01 00 11 10 3rd address 10 11 00 01 4th address 11 10 01 00
gs8320e18/32/36t-xxxv specifications cited are subject to change without notice . for latest documentation see http://www.gsitechnology.com. rev: 1.04a 12/2007 8/24 ? 2001, gsi technology notes: 1. all byte outputs are active in read cycles regardl ess of the state of byte write enable inputs, b a , b b , b c and/or b d . 2. byte write enable inputs b a , b b , b c and/or b d may be used in any combination with bw to write single or multiple bytes. 3. all byte i/os remain high-z during all write operations regardless of the state of byte write enable inputs. 4. bytes ? c ? and ? d ? are only available on t he x32 and x36 versions. byte write truth table function gw bw b a b b b c b d notes read h h x x x x 1 write no bytes h l h h h h 1 write byte a h l l h h h 2, 3 write byte b h l h l h h 2, 3 write byte c h l h h l h 2, 3, 4 write byte d h l h h h l 2, 3, 4 write all bytes h l l l l l 2, 3, 4 write all bytes l x x x x x
gs8320e18/32/36t-xxxv specifications cited are subject to change without notice . for latest documentation see http://www.gsitechnology.com. rev: 1.04a 12/2007 9/24 ? 2001, gsi technology synchronous truth table operation address used state diagram key e 1 e 2 e 3 adsp adsc adv w dq 3 deselect cycle, power down none x l x h x l x x high-z deselect cycle, power down none x l l x x l x x high-z deselect cycle, power down none x l x h l x x x high-z deselect cycle, power down none x l l x l x x x high-z deselect cycle, power down none x h x x x l x x high-z read cycle, begin burst external r l h l l x x x q read cycle, begin burst external r l h l h l x f q write cycle, begin burst external w l h l h l x t d read cycle, continue burst next cr x x x h h l f q read cycle, continue burst next cr h x x x h l f q write cycle, continue burst next cw x x x h h l t d write cycle, continue burst next cw h x x x h l t d read cycle, suspend burst current x x x h h h f q read cycle, suspend burst current h x x x h h f q write cycle, suspend burst current x x x h h h t d write cycle, suspend burst current h x x x h h t d notes: 1. x = don?t care, h = high, l = low 2. e = t (true) if e 2 = 1 and e 1 = e 3 = 0; e = f (false) if e 2 = 0 or e 1 = 1 or e 3 = 1 3. w = t (true) and f (false) is defined in the byte write truth table preceding. 4. g is an asynchronous input. g can be driven high at any time to disable active output drivers. g low can only enable active drivers (shown as ?q? in the truth table above). 5. all input combinations shown above are tested and supported. in put combinations shown in gray boxes need not be used to accom plish basic synchronous or synchronous burst oper ations and may be avoided for simplicity. 6. tying adsp high and adsc low allows simple non-burst synchronous operations. see bold items above. 7. tying adsp high and adv low while using adsc to load new addresses allows simple burst operations. see italic items above.
gs8320e18/32/36t-xxxv specifications cited are subject to change without notice . for latest documentation see http://www.gsitechnology.com. rev: 1.04a 12/2007 10/24 ? 2001, gsi technology simplified state diagram first write first read burst write burst read deselect r w cr cw x x wr r wr x x x simple synchronous operation simple burst synchronous operation cr r cw cr cr notes: 1. the diagram shows only supported (tested) synchr onous state transitions. the diagram presumes g is tied low. 2. the upper portion of the diagram assume s active use of only the enable (e1 ) and write (b a , b b , b c , b d , bw , and gw ) control inputs, and that adsp is tied high and adsc is tied low. 3. the upper and lower portions of the diagram together a ssume active use of only the enable, write, and adsc control inputs, and assumes adsp is tied high and adv is tied low.
gs8320e18/32/36t-xxxv specifications cited are subject to change without notice . for latest documentation see http://www.gsitechnology.com. rev: 1.04a 12/2007 11/24 ? 2001, gsi technology simplified state diagram with g first write first read burst write burst read deselect r w cr cw x x wr r w r x x x cr r cw cr cr w cw w cw notes: 1. the diagram shows supported (tes ted) synchronous state transit ions plus supported transitions that depend upon the use of g . 2. use of ?dummy reads ? (read cycles with g high) may be used to make the transition from read cycles to write cycles without passing through a deselect cycle. dummy read cycles increment the address counter just like normal read cycles. 3. transitions shown in gray tone assume g has been pulsed high long enough to turn the ram?s drivers off and for incoming data to meet data input set up time.
gs8320e18/32/36t-xxxv specifications cited are subject to change without notice . for latest documentation see http://www.gsitechnology.com. rev: 1.04a 12/2007 12/24 ? 2001, gsi technology note: permanent damage to the device may occur if the absolute maximum ratings are exceeded. operation should be restricted to recomm ended operating conditions. exposure to conditions exceeding the absolute maximum ra tings, for an extended period of time, may affect reliability of this component. absolute maximum ratings (all voltages reference to v ss ) symbol description value unit v dd voltage on v dd pins ? 0.5 to 4.6 v v ddq voltage on v ddq pins ? 0.5 to v dd v v i/o voltage on i/o pins ? 0.5 to v ddq +0.5 ( 4.6 v max.) v v in voltage on other input pins ? 0.5 to v dd +0.5 ( 4.6 v max.) v i in input current on any pin +/ ? 20 ma i out output current on any i/o pin +/ ? 20 ma p d package power dissipation 1.5 w t stg storage temperature ? 55 to 125 o c t bias temperature under bias ? 55 to 125 o c power supply voltage rang es (1.8 v/2.5 v version) parameter symbol min. typ. max. unit notes 1.8 v supply voltage v dd1 1.7 1.8 2.0 v 2.5 v supply voltage v dd2 2.3 2.5 2.7 v 1.8 v v ddq i/o supply voltage v ddq1 1.7 1.8 v dd v 2.5 v v ddq i/o supply voltage v ddq2 2.3 2.5 v dd v notes: 1. the part numbers of industrial temperatur e range versions end the character ?i?. un less otherwise noted, all performance spe cifica - tions quoted are evaluated for worst case in the temperature range marked on the device. 2. input under/overshoot voltage must be ? 2 v > vi < v ddn +2 v not to exceed 4.6 v maximum, with a pulse width not to exceed 20% tkc.
gs8320e18/32/36t-xxxv specifications cited are subject to change without notice . for latest documentation see http://www.gsitechnology.com. rev: 1.04a 12/2007 13/24 ? 2001, gsi technology note: these parameters are sample tested. v ddq2 & v ddq1 range logic levels parameter symbol min. typ. max. unit notes v dd input high voltage v ih 0.6*v dd ? v dd + 0.3 v 1 v dd input low voltage v il ? 0.3 ? 0.3*v dd v 1 notes: 1. the part numbers of industrial temperatur e range versions end the character ?i?. un less otherwise noted, all performance spe cifica - tions quoted are evaluated for worst case in the temperature range marked on the device. 2. input under/overshoot voltage must be ? 2 v > vi < v ddn +2 v not to exceed 4.6 v maximum, with a pulse width not to exceed 20% tkc. recommended operating temperatures parameter symbol min. typ. max. unit notes ambient temperature (com mercial range versions) t a 0 25 70 c 2 ambient temperature (industrial range versions) t a ? 40 25 85 c 2 notes: 1. the part numbers of industrial temperatur e range versions end the character ?i?. un less otherwise noted, all performance spe cifica - tions quoted are evaluated for worst case in the temperature range marked on the device. 2. input under/overshoot voltage must be ? 2 v > vi < v ddn +2 v not to exceed 4.6 v maximum, with a pulse width not to exceed 20% tkc. capacitance (t a = 25 o c, f = 1 mh z , v dd = 2.5 v) parameter symbol test conditions typ. max. unit input capacitance c in v in = 0 v 8 10 pf input/output capacitance c i/o v out = 0 v 12 14 pf 20% tkc v ss ? 2.0 v 50% v ss v ih undershoot measurement and timing overshoot measure ment and timing 20% tkc v dd + 2.0 v 50% v dd v il
gs8320e18/32/36t-xxxv specifications cited are subject to change without notice . for latest documentation see http://www.gsitechnology.com. rev: 1.04a 12/2007 14/24 ? 2001, gsi technology ac test conditions parameter conditions figure 1 input high level v dd ? 0.2 v input low level 0.2 v input slew rate 1 v/ns input reference level v dd /2 output reference level v ddq /2 output load fig. 1 notes: 1. include scope and jig capacitance. 2. test conditions as specified with output loading as shown in fig. 1 unless otherwise noted. 3. device is deselected as defined by the truth table. dc electrical characteristics parameter symbol test conditions min max input leakage current (except mode pins) i il v in = 0 to v dd ? 1 ua 1 ua ft , zz input current i in v dd v in 0 v ? 100 ua 100 ua output leakage current i ol output disable, v out = 0 to v dd ? 1 ua 1 ua dc output characteristics (1.8 v/2.5 v version) parameter symbol test conditions min max 1.8 v output high voltage v oh1 i oh = ? 4 ma, v ddq = 1.7 v v ddq ? 0.4 v ? 2.5 v output high voltage v oh2 i oh = ? 8 ma, v ddq = 2.375 v 1.7 v ? 1.8 v output low voltage v ol1 i ol = 4 ma ? 0.4 v 2.5 v output low voltage v ol2 i ol = 8 ma ? 0.4 v dq v ddq/2 50 30pf * output load 1 * distributed test jig capacitance
gs8320e18/32/36t-xxxv specifications cited are subject to change without notice . for latest documentation see http://www.gsitechnology.com. rev: 1.04a 12/2007 15/24 ? 2001, gsi technology notes: 1. i dd and i ddq apply to any combination of v dd and v ddq operation. 2. all parameters listed are worst case scenario. operating currents parameter test conditions mode symbol -250 -225 -200 -166 -150 -133 unit 0 to 70c ? 40 to 85c 0 to 70c ? 40 to 85c 0 to 70c ? 40 to 85c 0 to 70c ? 40 to 85c 0 to 70c ? 40 to 85c 0 to 70c ? 40 to 85c operating current device selected; all other inputs v ih o r v il output open (x32/ x36) pipeline i dd i ddq 300 50 320 50 275 45 295 45 255 40 275 40 225 35 245 35 210 30 230 30 190 25 210 25 ma flow through i dd i ddq 210 25 220 25 200 25 210 25 190 20 200 20 180 20 190 20 170 20 180 20 160 15 170 15 ma (x18) pipeline i dd i ddq 260 25 280 25 240 25 260 25 225 20 245 20 200 20 220 20 190 20 210 20 170 15 190 15 ma flow through i dd i ddq 190 15 200 15 180 15 190 15 170 15 180 15 160 15 170 15 150 15 160 15 140 15 150 15 ma standby current zz v dd ? 0.2 v ? pipeline i sb 60 80 60 80 60 80 60 80 60 80 60 80 ma flow through i sb 60 80 60 80 60 80 60 80 60 80 60 80 ma deselect current device deselected; all other inputs v ih or v il ? pipeline i dd 100 115 95 110 90 105 85 100 85 100 80 95 ma flow through i dd 85 100 85 100 80 95 80 95 75 90 70 85 ma
gs8320e18/32/36t-xxxv specifications cited are subject to change without notice . for latest documentation see http://www.gsitechnology.com. rev: 1.04a 12/2007 16/24 ? 2001, gsi technology notes: 1. these parameters are sampled and are not 100% tested. 2. zz is an asynchronous signal. however, in order to be recogniz ed on any given clock cycle, zz mu st meet the specified setup a nd hold times as specified above. ac electrical characteristics parameter symbol -250 -225 -200 -166 -150 -133 unit min max min max min max min max min max min max pipeline clock cycle time tkc 4.0 ? 4.4 ? 5.0 ? 6.0 ? 6.7 ? 7.5 ? ns clock to output valid tkq ? 3.0 ? 3.0 ? 3.0 ? 3.5 ? 3.8 ? 4.0 ns clock to output invalid tkqx 1.5 ? 1.5 ? 1.5 ? 1.5 ? 1.5 ? 1.5 ? ns clock to output in low-z tlz 1 1.5 ? 1.5 ? 1.5 ? 1.5 ? 1.5 ? 1.5 ? ns setup time ts 1.5 ? 1.5 ? 1.5 ? 1.5 ? 1.5 ? 1.5 ? ns hold time th 0.2 ? 0.3 ? 0.4 ? 0.5 ? 0.5 ? 0.5 ? ns flow through clock cycle time tkc 5.5 ? 6.0 ? 6.5 ? 7.0 ? 7.5 ? 8.5 ? ns clock to output valid tkq ? 5.5 ? 6.0 ? 6.5 ? 7.0 ? 7.5 ? 8.5 ns clock to output invalid tkqx 3.0 ? 3.0 ? 3.0 ? 3.0 ? 3.0 ? 3.0 ? ns clock to output in low-z tlz 1 3.0 ? 3.0 ? 3.0 ? 3.0 ? 3.0 ? 3.0 ? ns setup time ts 1.5 ? 1.5 ? 1.5 ? 1.5 ? 1.5 ? 1.5 ? ns hold time th 0.5 ? 0.5 ? 0.5 ? 0.5 ? 0.5 ? 0.5 ? ns clock high time tkh 1.3 ? 1.3 ? 1.3 ? 1.3 ? 1.5 ? 1.7 ? ns clock low time tkl 1.7 ? 1.7 ? 1.7 ? 1.7 ? 1.7 ? 2 ? ns clock to output in high-z thz 1 1.5 2.5 1.5 2.7 1.5 3.0 1.5 3.0 1.5 3.0 1.5 3.0 ns g to output valid toe ? 2.5 ? 2.7 ? 3.0 ? 3.5 ? 3.8 ? 4.0 ns g to output in low-z tolz 1 0 ? 0 ? 0 ? 0 ? 0 ? 0 ? ns g to output in high-z tohz 1 ? 2.5 ? 2.7 ? 3.0 ? 3.0 ? 3.0 ? 3.0 ns zz setup time tzzs 2 5 ? 5 ? 5 ? 5 ? 5 ? 5 ? ns zz hold time tzzh 2 1 ? 1 ? 1 ? 1 ? 1 ? 1 ? ns zz recovery tzzr 20 ? 20 ? 20 ? 20 ? 20 ? 20 ? ns
gs8320e18/32/36t-xxxv specifications cited are subject to change without notice . for latest documentation see http://www.gsitechnology.com. rev: 1.04a 12/2007 17/24 ? 2001, gsi technology pipeline mode timing (dcd) begin read a cont deselect deselect write b read c read c+1 read c+2 read c+3 cont deselect deselect thz tkqx tkq tlz th ts tohz toe th ts th ts th ts th ts th ts ts th ts th ts th ts tkc tkc tkl tkl tkh tkh q(a) d(b) q(c) q(c+1) q(c+2) q(c+3) abc hi-z deselected with e1 e2 and e3 only sampled with adsc adsc initiated read ck adsp adsc adv ao?an gw bw ba ?bd e1 e2 e3 g dqa?dqd
gs8320e18/32/36t-xxxv specifications cited are subject to change without notice . for latest documentation see http://www.gsitechnology.com. rev: 1.04a 12/2007 18/24 ? 2001, gsi technology flow through mode timing (dcd) begin read a cont deselect write b read c read c+1 read c+2 read c+3 read c deselect thz tkqx tlz th ts tohz toe tkq th ts th ts th ts th ts th ts th ts th ts th ts th ts th ts th ts tkc tkc tkl tkl tkh tkh abc q(a) d(b) q(c) q(c+1) q(c+2) q(c+3) q(c) e2 and e3 only sampled with adsp and adsc e1 masks adsp adsc initiated read deselected with e1 e1 masks adsp fixed high ck adsp adsc adv ao?an gw bw ba ?bd e1 e2 e3 g dqa?dqd
gs8320e18/32/36t-xxxv specifications cited are subject to change without notice . for latest documentation see http://www.gsitechnology.com. rev: 1.04a 12/2007 19/24 ? 2001, gsi technology sleep mode during normal operation, zz must be pulled low, either by the us er or by its internal pull down resistor. when zz is pulled hig h, the sram will enter a power sleep mode after 2 cycles. at this time, internal stat e of the sram is preserved. when zz returns t o low, the sram operates normally after 2 cycles of wake up time. sleep mode is a low current, power-down mode in which the device is deselected and current is reduced to i sb 2. the duration of sleep mode is dictated by the length of time the zz is in a high state. after entering sleep mode, all inputs except zz become disabled and all outputs go to high-z the zz pin is an async hronous, active high input that cau ses the device to enter sleep mo de. when the zz pin is driven high, i sb 2 is guaranteed after the time tzzi is met. because zz is an asynchronous input, pending operations or operations in progress may not be properly completed if zz is asserted. therefore, sleep mode must not be initiat ed until valid pending operations are completed. similarly, when exitin g sleep mode during tzzr, only a deselect or read commands may be applied while the sram is recovering from sleep mode. sleep mode timing diagram tzzr tzzh tzzs hold setup tkl tkl tkh tkh tkc tkc ck adsp adsc zz
gs8320e18/32/36t-xxxv specifications cited are subject to change without notice . for latest documentation see http://www.gsitechnology.com. rev: 1.04a 12/2007 20/24 ? 2001, gsi technology tqfp package drawing (package t) d1 d e1 e pin 1 b e c l l1 a2 a1 y notes: 1. all dimensions are in millimeters (mm). 2. package width and length do not include mold protrusion. symbol description min. nom. max a1 standoff 0.05 0.10 0.15 a2 body thickness 1.35 1.40 1.45 b lead width 0.20 0.30 0.40 c lead thickness 0.09 ? 0.20 d terminal dimension 21.9 22.0 22.1 d1 package body 19.9 20.0 20.1 e terminal dimension 15.9 16.0 16.1 e1 package body 13.9 14.0 14.1 e lead pitch ? 0.65 ? l foot length 0.45 0.60 0.75 l1 lead length ? 1.00 ? y coplanarity 0.10 lead angle 0 ? 7
gs8320e18/32/36t-xxxv specifications cited are subject to change without notice . for latest documentation see http://www.gsitechnology.com. rev: 1.04a 12/2007 21/24 ? 2001, gsi technology ordering information for gsi synchronous burst rams org part number 1 type voltage option package speed 2 (mhz/ns) t a 3 2m x 18 gs8320e18t-250 dcd synchronous burst 1.8 v or 2.5 v tqfp 250/6.5 c 2m x 18 gs8320e18t-225 dcd synchronous burst 1.8 v or 2.5 v tqfp 225/7 c 2m x 18 gs8320e18t-200 dcd synchronous burst 1.8 v or 2.5 v tqfp 200/7.5 c 2m x 18 gs8320e18t-166 dcd synchronous burst 1.8 v or 2.5 v tqfp 166/8 c 2m x 18 gs8320e18t-150 dcd synchronous burst 1.8 v or 2.5 v tqfp 150/8.5 c 2m x 18 gs8320e18t-133 dcd synchronous burst 1.8 v or 2.5 v tqfp 133/8.5 c 1m x 32 gs8320e32t-250 dcd synchronous burst 1.8 v or 2.5 v tqfp 250/6.5 c 1m x 32 gs8320e32t-225 dcd synchronous burst 1.8 v or 2.5 v tqfp 225/7 c 1m x 32 gs8320e32t-200 dcd synchronous burst 1.8 v or 2.5 v tqfp 200/7.5 c 1m x 32 gs8320e32t-166 dcd synchronous burst 1.8 v or 2.5 v tqfp 166/8 c 1m x 32 gs8320e32t-150 dcd synchronous burst 1.8 v or 2.5 v tqfp 150/8.5 c 1m x 32 gs8320e32t-133 dcd synchronous burst 1.8 v or 2.5 v tqfp 133/8.5 c 1m x 36 gs8320e36t-250 dcd synchronous burst 1.8 v or 2.5 v tqfp 250/6.5 c 1m x 36 gs8320e36t-225 dcd synchronous burst 1.8 v or 2.5 v tqfp 225/7 c 1m x 36 gs8320e36t-200 dcd synchronous burst 1.8 v or 2.5 v tqfp 200/7.5 c 1m x 36 gs8320e36t-166 dcd synchronous burst 1.8 v or 2.5 v tqfp 166/8 c 1m x 36 gs8320e36t-150 dcd synchronous burst 1.8 v or 2.5 v tqfp 150/8.5 c 1m x 36 gs8320e36t-133 dcd synchronous burst 1.8 v or 2.5 v tqfp 133/8.5 c 2m x 18 gs8320e18t-250i dcd synchronous burst 1.8 v or 2.5 v tqfp 250/6.5 i 2m x 18 gs8320e18t-225i dcd synchronous burst 1.8 v or 2.5 v tqfp 225/7 i 2m x 18 gs8320e18t-200i dcd synchronous burst 1.8 v or 2.5 v tqfp 200/7.5 i 2m x 18 gs8320e18t-166i dcd synchronous burst 1.8 v or 2.5 v tqfp 166/8 i 2m x 18 gs8320e18t-150i dcd synchronous burst 1.8 v or 2.5 v tqfp 150/8.5 i 2m x 18 gs8320e18t-133i dcd synchronous burst 1.8 v or 2.5 v tqfp 133/8.5 i 1m x 32 gs8320e32t-250i dcd synchronous burst 1.8 v or 2.5 v tqfp 250/6.5 i 1m x 32 gs8320e32t-225i dcd synchronous burst 1.8 v or 2.5 v tqfp 225/7 i 1m x 32 gs8320e32t-200i dcd synchronous burst 1.8 v or 2.5 v tqfp 200/7.5 i 1m x 32 gs8320e32t-166i dcd synchronous burst 1.8 v or 2.5 v tqfp 166/8 i 1m x 32 gs8320e32t-150i dcd synchronous burst 1.8 v or 2.5 v tqfp 150/8.5 i notes: 1. customers requiring delivery in tape and r eel should add the character ?t? to t he end of the part number. example: gs8320e18t -150ivt. 2. the speed column indicates the cycle frequenc y (mhz) of the device in pipeline mode and the latency (ns) in flow through mod e. each device is pipeline/flow through mode-selectable by the user. 3. t a = c = commercial temperature range. t a = i = industrial temperature range. 4. gsi offers other versions this type of device in many differ ent configurations and with a vari ety of different features, on ly some of which are covered in this data sheet. see the gsi technology web site ( www.gsitechnology.com ) for a complete listing of current offerings.
gs8320e18/32/36t-xxxv specifications cited are subject to change without notice . for latest documentation see http://www.gsitechnology.com. rev: 1.04a 12/2007 22/24 ? 2001, gsi technology 1m x 32 gs8320e32t-133i dcd synchronous burst 1.8 v or 2.5 v tqfp 133/8.5 i 1m x 36 gs8320e36t-250i dcd synchronous burst 1.8 v or 2.5 v tqfp 250/6.5 i 1m x 36 gs8320e36t-225i dcd synchronous burst 1.8 v or 2.5 v tqfp 225/7 i 1m x 36 gs8320e36t-200i dcd synchronous burst 1.8 v or 2.5 v tqfp 200/7.5 i 1m x 36 gs8320e36t-166i dcd synchronous burst 1.8 v or 2.5 v tqfp 166/8 i 1m x 36 gs8320e36t-150i dcd synchronous burst 1.8 v or 2.5 v tqfp 150/8.5 i 1m x 36 gs8320e36t-133i dcd synchronous burst 1.8 v or 2.5 v tqfp 133/8.5 i 2m x 18 gs8320e18gt-250 dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 250/6.5 c 2m x 18 gs8320e18gt-225 dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 225/7 c 2m x 18 gs8320e18gt-200 dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 200/7.5 c 2m x 18 gs8320e18gt-166 dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 166/8 c 2m x 18 gs8320e18gt-150 dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 150/8.5 c 2m x 18 gs8320e18gt-133 dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 133/8.5 c 1m x 32 gs8320e32gt-250 dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 250/6.5 c 1m x 32 gs8320e32gt-225 dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 225/7 c 1m x 32 gs8320e32gt-200 dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 200/7.5 c 1m x 32 gs8320e32gt-166 dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 166/8 c 1m x 32 gs8320e32gt-150 dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 150/8.5 c 1m x 32 gs8320e32gt-133 dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 133/8.5 c 1m x 36 gs8320e36gt-250 dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 250/6.5 c 1m x 36 gs8320e36gt-225 dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 225/7 c 1m x 36 GS8320E36GT-200 dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 200/7.5 c 1m x 36 gs8320e36gt-166 dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 166/8 c 1m x 36 gs8320e36gt-150 dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 150/8.5 c 1m x 36 gs8320e36gt-133 dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 133/8.5 c 2m x 18 gs8320e18gt-250i dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 250/6.5 i 2m x 18 gs8320e18gt-225i dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 225/7 i 2m x 18 gs8320e18gt-200i dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 200/7.5 i 2m x 18 gs8320e18gt-166i dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 166/8 i 2m x 18 gs8320e18gt-150i dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 150/8.5 i 2m x 18 gs8320e18gt-133i dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 133/8.5 i ordering information for gsi synchronous burst rams org part number 1 type voltage option package speed 2 (mhz/ns) t a 3 notes: 1. customers requiring delivery in tape and r eel should add the character ?t? to t he end of the part number. example: gs8320e18t -150ivt. 2. the speed column indicates the cycle frequenc y (mhz) of the device in pipeline mode and the latency (ns) in flow through mod e. each device is pipeline/flow through mode-selectable by the user. 3. t a = c = commercial temperature range. t a = i = industrial temperature range. 4. gsi offers other versions this type of device in many differ ent configurations and with a vari ety of different features, on ly some of which are covered in this data sheet. see the gs i technology web site (www.gsitechnology.com ) for a complete listing of current offerings.
gs8320e18/32/36t-xxxv specifications cited are subject to change without notice . for latest documentation see http://www.gsitechnology.com. rev: 1.04a 12/2007 23/24 ? 2001, gsi technology 1m x 32 gs8320e32gt-250i dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 250/6.5 i 1m x 32 gs8320e32gt-225i dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 225/7 i 1m x 32 gs8320e32gt-200i dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 200/7.5 i 1m x 32 gs8320e32gt-166i dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 166/8 i 1m x 32 gs8320e32gt-150i dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 150/8.5 i 1m x 32 gs8320e32gt-133i dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 133/8.5 i 1m x 36 gs8320e36gt-250i dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 250/6.5 i 1m x 36 gs8320e36gt-225i dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 225/7 i 1m x 36 GS8320E36GT-200i dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 200/7.5 i 1m x 36 gs8320e36gt-166i dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 166/8 i 1m x 36 gs8320e36gt-150i dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 150/8.5 i 1m x 36 gs8320e36gt-133i dcd synchronous burst 1.8 v or 2.5 v rohs-compliant tqfp 133/8.5 i ordering information for gsi synchronous burst rams org part number 1 type voltage option package speed 2 (mhz/ns) t a 3 notes: 1. customers requiring delivery in tape and r eel should add the character ?t? to t he end of the part number. example: gs8320e18t -150ivt. 2. the speed column indicates the cycle frequenc y (mhz) of the device in pipeline mode and the latency (ns) in flow through mod e. each device is pipeline/flow through mode-selectable by the user. 3. t a = c = commercial temperature range. t a = i = industrial temperature range. 4. gsi offers other versions this type of device in many differ ent configurations and with a vari ety of different features, on ly some of which are covered in this data sheet. see the gs i technology web site (www.gsitechnology.com ) for a complete listing of current offerings.
gs8320e18/32/36t-xxxv specifications cited are subject to change without notice . for latest documentation see http://www.gsitechnology.com. rev: 1.04a 12/2007 24/24 ? 2001, gsi technology 36mb sync sram datasheet revision history ds/daterev. code: old; new types of changes format or content page;revisions;reason 8320ev18_r1 ? creation of new datasheet 8320ev18_r1; 8320ev18_r1_01 content/format ? updated format ? added pb-free information for tqfp package 8320ev18_r1_01; 8320ev18_r1_02 content/format ? updated format ? added pb-free information for tqfp package 8320ev18_r1_02; 8320exx_v_r1_03 content ? changed entire document to reflect change in part nomenclature 8320ev18_r1_03; 8320exx_v_r1_04 content ? updated truth tables (pg. 8, 9) ? (rev 1.04a: removed preliminary banner due to production status)

▲Up To Search▲

Price & Availability of GS8320E36GT-200

	To Download GS8320E36GT-200 Datasheet File
If you can't view the Datasheet, Please click here to try to view without PDF Reader .