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128mx64 bits unbuffered ddr sdram dimm this document is a general product descripti on and is subject to change without notice. hynix semiconductor does not assume an y responsibility for use of circuits descr ibed. no patent licenses are implied. rev. 0.3/jul. 02 1 hymd512646(l)8-k/h/l description preliminary hynix hymd512646(l)8-k/h/l series is unbuffered 184-pin double data rate synchronous dram dual in-line mem- ory modules (dimms) which are organized as 128mx64 high-speed memory arrays. hynix hymd512646(l)8-k/h/l series consists of sixteen 64mx8 ddr sdram in 400mil tsopii packages on a 184pin glass-epoxy substrate. hynix hymd512646(l)8-k/h/l series provide a high performance 8-byte interface in 5.25" width form factor of industry stan- dard. it is suitable for easy interchange and addition. hynix hymd512646(l)8-k/h/l series is designed for high speed of up to 133mhz and offers fully synchronous oper- ations referenced to both rising and falling edges of differential clock inputs. while all addresses and control inputs are latched on the rising edges of the clo ck, data, data strobes and write data masks inputs are sampled on both rising and falling edges of it. the data paths are internally pipelin ed and 2-bit prefetched to achieve very high bandwidth. all input and output voltage levels are compatible with sstl_2. high speed fr equencies, programmable latencies and burst lengths allow variety of device operation in hi gh performance memory system. hynix hymd512646(l)8-k/h/l series incor porates spd(serial presence detect). serial presence detect function is implemented via a serial 2,048-bit eeprom. the first 128 bytes of serial pd data are programmed by hynix to identify dimm type, capacity and other the in formation of dimm and the last 128 bytes are available to the customer. features ordering information part no. power supply clock frequency interface form factor hymd512646(l)8-k v dd =2.5v v ddq =2.5v 133mhz (*ddr266a) sstl_2 184pin unbuffered dimm 5.25 x 1.25 x 0.15 inch hymd512646(l)8-h 133mhz (*ddr266b) hymd512646(l)8-l 125mhz (*ddr200) ? 1gb (128m x 64) unbuffered ddr dimm based on 64mx8 ddr sdram ? jedec standard 184-pin dual in-line memory mod- ule (dimm) ? 2.5v +/- 0.2v vdd and vddq power supply ? all inputs and outputs ar e compatible with sstl_2 interface ? fully differential clock operations (ck & /ck) with 100mhz/125mhz/133mhz ? all addresses and control inputs except data, data strobes and data masks latc hed on the rising edges of the clock ? data(dq), data strobes and write masks latched on both rising and falling edges of the clock ? data inputs on dqs cent ers when write (centered dq) ? data strobes synchroniz ed with output data for read and input data for write ? programmable cas latency 1.5 / 2 / 2.5 supported ? programmable burst length 2 / 4 / 8 with both sequential and interleave mode ? tras lock-out function supported ? internal four bank operations with single pulsed ras ? auto refresh and self refresh supported ? 8192 refresh cycles / 64ms * jedec defined specifications compliant
hymd512646(l)8-k/h/l rev. 0.3/jul. 02 2 pin description pin assignment pin pin description pin pin description ck0,/ck0,ck1,/ck1,ck2,/ck2 differential clock inputs vddq dqs power supply cs0, cs1 chip select input vss ground cke0, cke1 clock enable input vref reference power supply /ras, /cas, /we commend sets inputs vddspd power supply for spd a0 ~ a12 address sa0~sa2 e 2 prom address inputs ba0, ba1 bank address scl e 2 prom clock dq0~dq63 data inputs/outputs sda e 2 prom data i/o dqs0~dqs7 data strobe inputs/outputs vddid vdd identification flag dm0~dm7 data-in mask du do not use vdd power supply nc no connection pin name pin name pin name pin name pin name pin name 1 vref 32 a5 62 vddq 93 vss 124 vss 154 /ras 2 dq0 33 dq24 63 /we 94 dq4 125 a6 155 dq45 3 vss 34 vss 64 dq41 95 dq5 126 dq28 156 vddq 4 dq1 35 dq25 65 /cas 96 vddq 127 dq29 157 /cs0 5 dqs0 36 dqs3 66 vss 97 dm0 128 vddq 158 /cs1 6 dq2 37 a4 67 dqs5 98 dq6 129 dm3 159 dm5 7 vdd 38 vdd 68 dq42 99 dq7 130 a3 160 vss 8 dq3 39 dq26 69 dq43 100 vss 131 dq30 161 dq46 9 nc 40 dq27 70 vdd 101 nc 132 vss 162 dq47 10 nc 41 a2 71 nc 102 nc 133 dq31 163 nc 11 vss 42 vss 72 dq48 103 a13* 134 cb4* 164 vddq 12 dq8 43 a1 73 dq49 104 vddq 135 cb5* 165 dq52 13 dq9 44 cb0* 74 vss 105 dq12 136 vddq 166 dq53 14 dqs1 45 cb1* 75 /ck2 106 dq13 137 ck0 167 nc 15 vddq 46 vdd 76 ck2 107 dm1 138 /ck0 168 vdd 16 ck1 47 dqs8* 77 vddq 108 vdd 139 vss 169 dm6 17 /ck1 48 a0 78 dqs6 109 dq14 140 dm8* 170 dq54 18 vss 49 cb2* 79 dq50 110 dq15 141 a10 171 dq55 19 dq10 50 vss 80 dq51 111 cke1 142 cb6* 172 vddq 20 dq11 51 cb3* 81 vss 112 vddq 143 vddq 173 nc 21 cke0 52 ba1 82 vddid 113 ba2* 144 cb7* 174 dq60 22 vddq key 83 dq56 114 dq20 key 175 dq61 23 dq16 53 dq32 84 dq57 115 a12 145 vss 176 vss 24 dq17 54 vddq 85 vdd 116 vss 146 dq36 177 dm7 25 dqs2 55 dq33 86 dqs7 117 dq21 147 dq37 178 dq62 26 vss 56 dqs4 87 dq58 118 a11 148 vdd 179 dq63 27 a9 57 dq34 88 dq59 119 dm2 149 dm4 180 vddq 28 dq18 58 vss 89 vss 120 vdd 150 dq38 181 sa0 29 a7 59 ba0 90 wp 121 dq22 151 dq39 182 sa1 30 vddq 60 dq35 91 sda 122 a8 152 vss 183 sa2 31 dq19 61 dq40 92 scl 123 dq23 153 dq44 184 vddspd * these are not used on this module but may be used for other module in 184pin dimm family
hymd512646(l)8-k/h/l rev. 0.3/jul. 02 3 functional block diagram scl wp serial pd a0 a1 a2 sa0 sa1 sa2 ba0-ba1 ba0-ba1 : sdrams d0 - d15 a0 - a12 a0 - a12 : sdrams d0 - d15 cke1 cke1 : sdrams d8 - d15 /ras /ras : sdrams d0 - d15 /cas /cas : sdrams d0 - d15 cke0 cke : sdrams d0 - d7 /we /we : sdrams d0 - d15 sda /cs1 dqs0 /cs0 dq0 dq1 dq2 dq3 dq4 dq5 dq6 dq7 d0 /cs dm dm0 i/o 7 i/o 6 i/o 1 i/o 0 i/o 5 i/o 4 i/o 3 i/o 2 dqs /cs dm dqs d8 dq8 dq9 dq10 dq11 dq12 dq13 dq14 dq15 d1 /cs dm dm1 i/o 7 i/o 6 i/o 1 i/o 0 i/o 5 i/o 4 i/o 3 i/o 2 dqs /cs dm dqs d9 dq16 dq17 dq18 dq19 dq20 dq21 dq22 dq23 d2 /cs dm dm2 i/o 7 i/o 6 i/o 1 i/o 0 i/o 5 i/o 4 i/o 3 i/o 2 dqs /cs dm dqs d10 dq24 dq25 dq26 dq27 dq28 dq29 dq30 dq31 d3 /cs dm dm3 i/o 7 i/o 6 i/o 1 i/o 0 i/o 5 i/o 4 i/o 3 i/o 2 dqs /cs dm dqs d11 i/o 0 i/o 1 i/o 6 i/o 7 i/o 2 i/o 3 i/o 4 i/o 5 i/o 0 i/o 1 i/o 6 i/o 7 i/o 2 i/o 3 i/o 4 i/o 5 i/o 0 i/o 1 i/o 6 i/o 7 i/o 2 i/o 3 i/o 4 i/o 5 i/o 0 i/o 1 i/o 6 i/o 7 i/o 2 i/o 3 i/o 4 i/o 5 dq32 dq33 dq34 dq35 dq36 dq37 dq38 dq39 d4 /cs dm dm4 i/o 7 i/o 6 i/o 1 i/o 0 i/o 5 i/o 4 i/o 3 i/o 2 dqs /cs dm dqs d12 dq40 dq41 dq42 dq43 dq44 dq45 dq46 dq47 d5 /cs dm dm5 i/o 7 i/o 6 i/o 1 i/o 0 i/o 5 i/o 4 i/o 3 i/o 2 dqs /cs dm dqs d13 dq48 dq49 dq50 dq51 dq52 dq53 dq54 dq55 d6 /cs dm dm6 i/o 7 i/o 6 i/o 1 i/o 0 i/o 5 i/o 4 i/o 3 i/o 2 dqs /cs dm dqs d14 dq56 dq57 dq58 dq59 dq60 dq61 dq62 dq63 d7 /cs dm dm7 i/o 7 i/o 6 i/o 1 i/o 0 i/o 5 i/o 4 i/o 3 i/o 2 dqs /cs dm dqs d15 i/o 0 i/o 1 i/o 6 i/o 7 i/o 2 i/o 3 i/o 4 i/o 5 i/o 0 i/o 1 i/o 6 i/o 7 i/o 2 i/o 3 i/o 4 i/o 5 i/o 0 i/o 1 i/o 6 i/o 7 i/o 2 i/o 3 i/o 4 i/o 5 i/o 0 i/o 1 i/o 6 i/o 7 i/o 2 i/o 3 i/o 4 i/o 5 dqs4 dqs5 dqs6 dqs7 dqs1 dqs2 dqs3 . . . . *clock wiring clock input sdrams *ck0,/ck0 *ck1,/ck1 *ck2,/ck2 4 sdrams 6 sdrams 6 sdrams * wire per clock loading table/wiring diagrams notes: 1. dq-to-i/o wiring is shown as recommended but may be changed 2. dq/dqs/dm/cke/s relationships must be maintained as shown 3. dq, dqs, dm/dqs resistors : 22ohms+/-5% 4. vddid strap connections (for memory device vdd, vddq) : strap out :(open) : vdd=vddq strap in (vss) : vdd= vddq . vddspd vref vss vddid spd d0 - d15 d0 - d15 d0 - d15 = . = . . = . . . .. strap:see note 4 scl wp serial pd a0 a1 a2 sa0 sa1 sa2 ba0-ba1 ba0-ba1 : sdrams d0 - d15 a0 - a12 a0 - a12 : sdrams d0 - d15 cke1 cke1 : sdrams d8 - d15 /ras /ras : sdrams d0 - d15 /cas /cas : sdrams d0 - d15 cke0 cke : sdrams d0 - d7 /we /we : sdrams d0 - d15 sda /cs1 dqs0 /cs0 dq0 dq1 dq2 dq3 dq4 dq5 dq6 dq7 d0 /cs dm dm0 i/o 7 i/o 6 i/o 1 i/o 0 i/o 5 i/o 4 i/o 3 i/o 2 dqs /cs dm dqs d8 dq8 dq9 dq10 dq11 dq12 dq13 dq14 dq15 d1 /cs dm dm1 i/o 7 i/o 6 i/o 1 i/o 0 i/o 5 i/o 4 i/o 3 i/o 2 dqs /cs dm dqs d9 dq16 dq17 dq18 dq19 dq20 dq21 dq22 dq23 d2 /cs dm dm2 i/o 7 i/o 6 i/o 1 i/o 0 i/o 5 i/o 4 i/o 3 i/o 2 dqs /cs dm dqs d10 dq24 dq25 dq26 dq27 dq28 dq29 dq30 dq31 d3 /cs dm dm3 i/o 7 i/o 6 i/o 1 i/o 0 i/o 5 i/o 4 i/o 3 i/o 2 dqs /cs dm dqs d11 i/o 0 i/o 1 i/o 6 i/o 7 i/o 2 i/o 3 i/o 4 i/o 5 i/o 0 i/o 1 i/o 6 i/o 7 i/o 2 i/o 3 i/o 4 i/o 5 i/o 0 i/o 1 i/o 6 i/o 7 i/o 2 i/o 3 i/o 4 i/o 5 i/o 0 i/o 1 i/o 6 i/o 7 i/o 2 i/o 3 i/o 4 i/o 5 dq32 dq33 dq34 dq35 dq36 dq37 dq38 dq39 d4 /cs dm dm4 i/o 7 i/o 6 i/o 1 i/o 0 i/o 5 i/o 4 i/o 3 i/o 2 dqs /cs dm dqs d12 dq40 dq41 dq42 dq43 dq44 dq45 dq46 dq47 d5 /cs dm dm5 i/o 7 i/o 6 i/o 1 i/o 0 i/o 5 i/o 4 i/o 3 i/o 2 dqs /cs dm dqs d13 dq48 dq49 dq50 dq51 dq52 dq53 dq54 dq55 d6 /cs dm dm6 i/o 7 i/o 6 i/o 1 i/o 0 i/o 5 i/o 4 i/o 3 i/o 2 dqs /cs dm dqs d14 dq56 dq57 dq58 dq59 dq60 dq61 dq62 dq63 d7 /cs dm dm7 i/o 7 i/o 6 i/o 1 i/o 0 i/o 5 i/o 4 i/o 3 i/o 2 dqs /cs dm dqs d15 i/o 0 i/o 1 i/o 6 i/o 7 i/o 2 i/o 3 i/o 4 i/o 5 i/o 0 i/o 1 i/o 6 i/o 7 i/o 2 i/o 3 i/o 4 i/o 5 i/o 0 i/o 1 i/o 6 i/o 7 i/o 2 i/o 3 i/o 4 i/o 5 i/o 0 i/o 1 i/o 6 i/o 7 i/o 2 i/o 3 i/o 4 i/o 5 dqs4 dqs5 dqs6 dqs7 dqs1 dqs2 dqs3 . . . . *clock wiring clock input sdrams *ck0,/ck0 *ck1,/ck1 *ck2,/ck2 4 sdrams 6 sdrams 6 sdrams * wire per clock loading table/wiring diagrams *clock wiring clock input sdrams *ck0,/ck0 *ck1,/ck1 *ck2,/ck2 4 sdrams 6 sdrams 6 sdrams * wire per clock loading table/wiring diagrams notes: 1. dq-to-i/o wiring is shown as recommended but may be changed 2. dq/dqs/dm/cke/s relationships must be maintained as shown 3. dq, dqs, dm/dqs resistors : 22ohms+/-5% 4. vddid strap connections (for memory device vdd, vddq) : strap out :(open) : vdd=vddq strap in (vss) : vdd= vddq . vddspd vref vss vddid spd d0 - d15 d0 - d15 d0 - d15 = . = . . = . . . .. strap:see note 4
hymd512646(l)8-k/h/l rev. 0.3/jul. 02 4 absolute maximum ratings note : operation at above absolute maximum rating can adversely affect device reliability dc operating conditions (ta=0 to 70 o c, voltage referenced to v ss = 0v) note : 1. v ddq must not exceed the level of v dd . 2. v il (min) is acceptable -1.5v ac pulse width with < 5ns of duration. 3. the value of v ref is approximately equal to 0.5v ddq . ac operating conditions (ta=0 to 70 o c, voltage referenced to v ss = 0v) note : 1. vid is the magnitude of the difference between the input level on ck and the input on /ck. 2. the value of vix is expected to equal 0.5*v ddq of the trans mitting device and must track variations in the dc level of the same. parameter symbol rating unit ambient temperature t a 0 ~ 70 o c storage temperature t stg -55 ~ 125 o c voltage on any pin relative to v ss v in , v out -0.5 ~ 3.6 v voltage on v dd relative to v ss v dd -0.5 ~ 3.6 v voltage on v ddq relative to v ss v ddq -0.5 ~ 3.6 v output short circuit current i os 50 ma power dissipation p d 16 w soldering temperature t time t solder 260 / 10 o c / sec parameter symbol min typ. max unit note power supply voltage v dd 2.3 2.5 2.7 v power supply voltage v ddq 2.3 2.5 2.7 v 1 input high voltage v ih v ref + 0.15 - v ddq + 0.3 v input low voltage v il -0.3 - v ref - 0.15 v 2 termination voltage v tt v ref - 0.04 v ref v ref + 0.04 v reference voltage v ref 0.49*vddq 0.5*vddq 0.51*vddq v 3 parameter symbol min max unit note input high (logic 1) voltage, dq, dqs and dm signals v ih(ac) v ref + 0.31 v input low (logic 0) voltage, dq, dqs and dm signals v il(ac) v ref - 0.31 v input differential voltage, ck and /ck inputs v id(ac) 0.7 v ddq + 0.6 v 1 input crossing point voltage, ck and /ck inputs v ix(ac) 0.5*v ddq -0.2 0.5*v ddq +0.2 v 2
hymd512646(l)8-k/h/l rev. 0.3/jul. 02 5 ac operating test conditions (ta=0 to 70 o c, voltage referenced to vss = 0v) parameter value unit reference voltage v ddq x 0.5 v termination voltage v ddq x 0.5 v ac input high level voltage (v ih , min) v ref + 0.31 v ac input low level voltage (v il , max) v ref - 0.31 v input timing measurement reference level voltage v ref v output timing measurement reference level voltage v tt v input signal maximum peak swing 1.5 v input minimum signal slew rate 1 v/ns termination resistor (r t )50 ? series resistor (r s )25 ? output load capacitance for access time measurement (c l )30 pf
hymd512646(l)8-k/h/l rev. 0.3/jul. 02 6 capacitance (t a =25 o c, f=100mhz ) note : 1. vdd = min. to max., vddq = 2.3v to 2.7v, vodc = vddq/2, v o peak-to-peak = 0.2v 2. pins not under test are tied to gnd. 3. these values are guaranteed by desi gn and are tested on a sample basis only. output load circuit parameter pin symbol min max unit input capacitance a0 ~ a12, ba0, ba1 c in1 tbd tbd pf input capacitance /ras, /cas, /we c in2 tbd tbd pf input capacitance cke0, cke1 c in3 tbd tbd pf input capacitance cs0, cs1 c in4 tbd tbd pf input capacitance ck0, /ck0, ck1, /ck1, ck2,/ck2 c in5 tbd tbd pf input capacitance dm0 ~ dm7 c in6 tbd tbd pf data input / output capacitance dq0 ~ dq63, dqs0 ~ dqs7 c io1 tbd tbd pf v ref v tt r t =50 ? zo=50 ? c l =30pf output
hymd512646(l)8-k/h/l rev. 0.3/jul. 02 7 dc characteristics i (ta=0 to 70 o c, voltage referenced to v ss = 0v) note : 1. v in = 0 to 3.6v, all other pins are not tested under v in =0v 2. d out is disabled, v out =0 to 2.7v parameter symbol min. max unit note input leakage current add, cmd, /cs, /cke i li -32 32 ua 1 ck, /ck -12 12 output leakage current i lo -10 10 ua 2 output high voltage v oh v tt + 0.76 - v i oh = -15.2ma output low voltage v ol -v tt - 0.76 v i ol = +15.2ma
hymd512646(l)8-k/h/l rev. 0.3/jul. 02 8 dc characteristics ii (ta=0 to 70 o c, voltage referenced to v ss = 0v) parameter symbol test condition speed unit note -k -h -l operating current idd0 one bank; active - precharge; trc=trc(min); tck=tck(min); dq,dm and dqs inputs changing twice per clock cycle ; address and control inputs changing once per clock cycle 1200 1200 1120 ma operating current idd1 one bank; active - read - precharge; burst length =2; trc=trc(min); tck=tck(min); address and control inputs changing once per clock cycle 1360 1360 1280 ma precharge power down standby current idd2p all banks idle; power down mode; cke=low, tck= tck(min) 112 112 96 ma idle standby current i dd2n vin>=vih(min) or vin==vih(min); all banks idle; cke>=vih(min); addresses and other control inputs stable, vin=vref for dq, dqs and dm 512 ma active power down standby current idd3p one bank active ; power down mode; cke=low, tck=tck(min) 160 ma active standby current idd3n /cs=high; cke=high; one bank; active-precharge; trc=tras(max); tck=tck(min); dq, dm and dqs inputs changing twice per cl ock cycle; address and other control inputs changi ng once per clock cycle 640 ma operating current idd4r burst=2; reads; continuous burst; one bank active; address and control input s changing once per clock cycle; tck=tck(min); iout=0ma 1840 1840 1600 ma operating current idd4w burst=2; writes; continuous burst; one bank active; address and control input s changing once per clock cycle; tck=tck(min); dq, dm, and dqs inputs changing twice per clock cycle 2000 2000 1840 auto refresh current idd5 trc=trfc(min) - 8*tck for ddr200 at 100mhz, 10*tck for ddr266a & ddr266b at 133mhz; distributed refresh 2720 2720 2400 self refresh current idd6 cke=<0.2v; external clock on; tck =tck(min) normal 80 ma low power 40 ma operating current - four bank operation idd7 four bank interleaving with bl=4 refer to the following page for detailed test condition 3360 3360 3120 ma random read current i dd7a 4banks active read with ac tivate every 20ns, ap(auto precharge) read every 20ns, bl=4, trcd=3, iout=0 ma, 100% dq, dm and dqs inputs changing twice per clock cycle; 100% addresses changing once per clock cycle 3360 3360 3120 ma
hymd512646(l)8-k/h/l rev. 0.3/jul. 02 9 ac characteristics (ac operating conditions unless otherwise noted) parameter symbol -k(ddr266a) -h(ddr266b) -l(ddr200) unit note min max min max min max row cycle time t rc 65 - 65 - 70 - ns auto refresh row cycle time t rfc 75 - 75 - 80 - ns row active time t ras 45 120k 45 120k 50 120k ns active to read with auto precharge delay t rap trcd or trp min - trcd or trp min - trcd or trp min -ns16 row address to column address delay t rcd 20 - 20 - 20 - ns row active to row active delay t rrd 15 - 15 - 15 - ns column address to column address delay t ccd 1-1-1-ck row precharge time t rp 20 - 20 - 20 - ns write recovery time twr 15 - 15 - 15 - ns write to read command delay t wtr 1-1-1-ck auto precharge write recovery+precharge time t dal 5-5-4-ck15 system clock cycle time cl = 2.5 t ck 7.5127.512 8 12ns cl = 2 7.5 12 10 12 10 12 ns clock high level width t ch 0.45 0.55 0.45 0.55 0.45 0.55 ck clock low level width t cl 0.45 0.55 0.45 0.55 0.45 0.55 ck data-out edge to clock edge skew t ac -0.75 0.75 -0.75 0.75 -0.8 0.8 ns dqs-out edge to clock edge skew t dqsck -0.75 0.75 -0.75 0.75 -0.8 0.8 ns dqs-out edge to data-out edge skew t dqsq -0.5-0.5-0.6ns data-out hold time from dqs t qh t hpmin -t qhs - t hpmin -t qhs - t hpmin -t qhs -ns1, 10 clock half period t hp t ch/l min - t ch/l min - t ch/l min -ns1,9 data hold skew factor t qhs - 0.75 - 0.75 - 0.75 ns 10 valid data output window t dv t qh -t dqsq t qh -t dqsq t qh -t dqsq ns data-out high-impedance window from ck, /ck t hz -0.75 0.75 -0.75 0.75 -0.8 0.8 ns data-out low-impedance window from ck, /ck t lz -0.75 0.75 -0.75 0.75 -0.8 0.8 ns input setup time (fast slew rate) t is 0.9 - 0.9 - 1.1 - ns 2,3,5,6 input hold time (fast slew rate) t ih 0.9 - 0.9 - 1.1 - ns 2,3,5,6 input setup time (slow slew rate) t is 1.0 - 1.0 - 1.1 - ns 2,4,5,6 input hold time (slow slew rate) t ih 1.0 - 1.0 - 1.1 - ns 2,4,5,6 input pulse width t ipw 2.2 - 2.2 - - - ns 6
hymd512646(l)8-k/h/l rev. 0.3/jul. 02 10 ac characteristics (ac operating conditions unless otherwise noted) - continued - note : 1. this calculation accounts for tdqsq(max), the pul se width distortion of on-chip circuit and jitter. 2. data sampled at the rising edges of the clock : a0~a12, ba0~ba1, cke, /cs, /ras, /cas, /we. 3. for command/address input slew rate >=1.0v/ns 4. for command/address input slew rate >=0.5v/ns and <1.0v/ns this derating table is used to increase tis/tih in case where the input slew-rate is below 0.5v/ns. input setup / hold slew-rate derating table. 5. ck, /ck slew rates are >=1.0v/ns 6. these parameters guarantee device timing, but they are not nec essarily tested on each device, and they may be guaranteed by design or tester correlation 7. data latched at both rising and falling edges of data strobes(ldqs/udqs) : dq, ldm/udm. 8. minimum of 200 cycles of stable input cl ocks after self refresh exit command, wher e cke is held high, is required to complete self refresh exit and lock the internal dll circuit of ddr sdram. 9. min (tcl, tch) refers to the smaller of the actual clock lo w time and the actual clock high ti me as provided to the device (i .e. this value can be greater than the minimum specification limits for tcl and tch). parameter symbol -k(ddr266a) -h(ddr266b) -l(ddr200) unit note min max min max min max write dqs high level width t dqsh 0.35 - 0.35 - 0.35 - ck write dqs low level width t dqsl 0.35 - 0.35 - 0.35 - ck clock to first ri sing edge of dqs-in t dqss 0.75 1.25 0.75 1.25 0.75 1.25 ck data-in setup time to dqs-in (dq & dm) t ds 0.5 - 0.5 - 0.6 - ns 6,7, 11~13 data-in hold time to dqs-in (dq & dm) t dh 0.5 - 0.5 - 0.6 - ns 6,7, 11~13 dq & dm input pulse width t dipw 1.75 - 1.75 - 2 - ns read dqs preamble time t rpre 0.9 1.1 0.9 1.1 0.9 1.1 ck read dqs postamble time t rpst 0.4 0.6 0.4 0.6 0.4 0.6 ck write dqs preamble setup time t wpres 0-0-0-ck write dqs preamble hold time t wpreh 0.25 - 0.25 - 0.25 - ck write dqs postamble time t wpst 0.4 0.6 0.4 0.6 0.4 0.6 ck mode register set delay t mrd 2-2-2-ck exit self refresh to any execute command t xsc 200-200-200-ck8 average periodic refresh interval t refi -7.8-7.8-7.8us input setup / hold slew-rate delta tis delta tih v/ns ps ps 0.5 0 0 0.4 +50 0 0.3 +100 0
hymd512646(l)8-k/h/l rev. 0.3/jul. 02 11 10. thp = minimum half clock period fo r any given cycle and is defi ned by clock high or clock low (tch, tcl). tqhs consists of tdqsqmax, the pulse width distortion of on-chip clock circuits, data pin to pin skew and output pattern effects and p- channel to n-channel variation of the output drivers. 11 . this derating table is used to increase tds/tdh in case where the input slew-rate is below 0.5v/ns. input setup / hold slew-rate derating table. 12. i/o setup/hold plateau derating. this derating table is used to increase tds/tdh in case where the input level is flat below vref +/-310mv for a duration of up to 2ns. 13. i/o setup/hold delta inverse slew rate derating. this derating table is used to increase tds/tdh in case where the dq and dqs slew rates differ. the delta inverse slew rate is calculated as (1/slewrate1)-(1/slewrate2). for example, if slew rate 1=0.5v/ns and slew rate2 = 0.4v/n then the delta inverse slew rate = -0.5ns/v. 14. dqs, dm and dq input slew rate is specified to prevent double clocking of data and preserve setup and hold times. signal transi tions through the dc region must be monotonic. 15. tdal = (tdpl / tck ) + (trp / tck ). for each of the terms above, if not already an integer, round to the next highes t integer. tck is equal to t he actual system clock cycle time. example: for ddr266b at cl=2.5 and tck = 7.5 ns, tdal = (15 ns / 7.5 ns) + (20 ns / 7.5 ns) = (2.00) + (2.67) round up each non-integer to the next highest integer: = (2) + (3), tdal = 5 clock 16. for the parts which do not has internal ras lockout circuit, active to read with auto precharge delay should be tras - bl/2 x tck. input setup / hold slew-rate delta tds delta tdh v/ns ps ps 0.5 0 0 0.4 +75 +75 0.3 +150 +150 i/o input level delta tds delta tdh mv ps ps +280 +50 +50 (1/slewrate1)-(1/slewrate2) delta tds delta tdh ns/v ps ps 000 +/-0.25 +50 +50 +/- 0.5 +100 +100
hymd512646(l)8-k/h/l rev. 0.3/jul. 02 12 simplified command truth table note : 1. dm states are don?t care. refer to below write mask truth table. 2. op code(operand code) consists of a 0 ~a 12 and ba 0 ~ba 1 used for mode registering duing extended mrs or mrs. before entering mode register set mode, all banks must be in a precharge state and mrs command can be issued after trp period from prechagre command. 3. if a read with autoprecharge command is detected by memory component in ck(n), then there will be no command presented to activated bank until ck(n+bl/2+t rp ). 4. if a write with autoprecharge command is detected by memory component in ck(n), then there will be no command presented to activated bank until ck(n+bl/2+1+t dpl +t rp ). last data-in to prechage delay(t dpl ) which is also called write recovery time (twr) is needed to guarantee that the last data has been completely written. 5. if a 10 /ap is high when row precharge command being issued, ba 0 /ba 1 are ignored and all banks are selected to be precharged. command cken-1 cken /cs /ras /cas /we addr a10/ ap ba note extended mode register set h x llll op code 1,2 mode register set h x llll op code 1,2 device deselect hx hxxx x1 no operation l h h h bank active h x l l h h ra v 1 read h x lhlhca l v 1 read with autoprecharge h1,3 write hxlhllca l v 1 write with autoprecharge h1,4 precharge all banks hxllhlx hx1,5 precharge selected bank lv1 read burst stop h x l h h l x 1 auto refresh h h l l l h x 1 self refresh entryh l lllh x 1 exit l h hxxx 1 lhhh precharge power down mode entry h l hxxx x 1 lhhh 1 exit l h hxxx 1 lhhh 1 active power down mode entry h l hxxx x 1 lvvv 1 exit l h x 1 ( h=logic high level, l=logic low level, x= don?t care, v=valid data input, op code=operand code, nop=no operation )
hymd512646(l)8-k/h/l rev. 0.3/jul. 02 13 package dimensions 2.30 0.91 17.80 0.700 0.394 10.0 0.098 2.5 5.077 front 128.95 131.35 5.171 133.35 5.25 (2x)4.00 0.157 back (2) 0 side (front) 4.00 0.157max 1.27+/-0.10 0.050+/-0.004 31.75 1.250
rev. 0.3/jul. 02 14 serial presence detect spd specification (128mx64 unbuffered ddr dimm)
hymd512646(l)8-k/h/l rev. 0.3/jul. 02 15 serial presence detect byte# function description function supported hexa value note k h l k h l 0 number of bytes written into serial memory at module manufacturer 128 bytes 80h 1 total number of bytes in spd device 256 bytes 08h 2 fundamental memory type ddr sdram 07h 3 number of row address on this assembly 13 0dh 1 4 number of column address on this assembly 11 0bh 1 5 number of physical banks on dimm 2bank 02h 6 module data width 64 bits 40h 7 module data width (continued) - 00h 8 module voltage interface levels(vddq) sstl 2.5v 04h 9 ddr sdram cycle time at cas latency=2.5(tck) 7.5ns 7.5ns 8.0ns 75h 75h 80h 2 10 ddr sdram access time from clock at cl=2.5 (tac) +/-0.75ns +/-0.75ns +/-0.8ns 75h 75h 80h 2 11 module configuration type non-ecc 00h 12 refresh rate and type 7.8us & self refresh 82h 13 primary ddr sdram width x8 08h 14 error checking ddr sdram data width n/a 00h 15 minimum clock delay for back-to-back random column address(tccd) 1 clk 01h 16 burst lengths supported 2,4,8 0eh 17 number of banks on each ddr sdram 4 banks 04h 18 cas latency supported 2, 2.5 0ch 19 cs latency 0 01h 20 we latency 1 02h 21 ddr sdram module attributes differential clock input 20h 22 ddr sdram device attributes : general +/-0.2voltage tolerance, concurrent auto precharge tras lock out c0h 23 ddr sdram cycle time at cl=2.0(tck) 7.5ns 10ns 10ns 75h a0h a0h 2 24 ddr sdram access time from clock at cl=2.0(tac) +/-0.75ns +/-0.75ns +/-0.8ns 75h 75h 80h 2 25 ddr sdram cycle time at cl=1.5(tck) - 00h 2 26 ddr sdram access time from clock at cl=1.5(tac) - 00h 2 27 minimum row precharge time(trp) 20ns 20ns 20ns 50h 50h 50h 28 minimum row activate to row active delay(trrd) 15ns 15ns 15ns 3ch 3ch 3ch 29 minimum ras to cas delay(trcd) 20ns 20ns 20ns 50h 50h 50h 30 minimum active to precharge time(tras) 45ns 45ns 50ns 2dh 2dh 32h 31 module row density 512mb 80h 32 command and address signal input setup time(tis) 0.9ns 0.9ns 1.1ns 90h 90h b0h 33 command and address signal input hold time(tih) 0.9ns 0.9ns 1.1ns 90h 90h b0h 34 data signal input setup time(tds) 0.5ns 0.5ns 0.6ns 50h 50h 60h 35 data signal input hold time(tdh) 0.5ns 0.5ns 0.6ns 50h 50h 60h 36~40 reserved for vcsdram undefined 00h 41 minimum active / auto-refresh time ( trc) 65ns 65ns 70ns 41h 41h 46h 42 minimum auto-refresh to active/auto-refresh command period(trfc) 75ns 75ns 80ns 4bh 4bh 50h 43 maximum cycle time (tck max) 12ns 12ns 12ns 30h 30h 30h 44 maximim dqs-dq skew time(tdqsq) 0.5ns 0.5ns 0.6ns 32h 32h 3ch 45 maximum read data hold skew factor(tqhs) 0.75ns 0.75ns 0.75ns 75h 75h 75h 46~61 superset information(may be used in future) undefined 00h 62 spd revision code initial release 00h 63 checksum for bytes 0~62 - f9h 24h beh bin sort :k(ddr266a@cl=2) h(ddr266b@cl=2.5),l(ddr200@cl=2)
hymd512646(l)8-k/h/l rev. 0.3/jul. 02 16 serial presence detect - continued - note : 1. the bank address is excluded 2. these value is based on the component specification 3. these bytes are programmed by code of date week & date year 4. these bytes apply to hynix?s own module serial number system 5. these bytes undefined and coded as ?00h? 6. refer to hynix web site byte 84~85, low power part byte # function description function supported hexa value note k h l k h l 64 manufacturer jedec id code hynix jedec id adh 65~71 --------- manufacturer jedec id code - 00h 72 manufacturing location hynix(korea area) hsa(united states area) hse(europe area) hsj(japan area) singapore asia area 0*h 1*h 2*h 3*h 4*h 5*h 6 73 manufacture part number(hynix memory module) h 48h 74 -------- manufacture part number(hynix memory module) y 59h 75 -------- manufacture part number(hynix memory module) m 4dh 76 manufacture part number (ddr sdram) d 44h 77 manufacture part number(memory density) 5 35h 78 manufacture part number(module depth) 1 31h 79 ------- manufacture part number(module depth) 2 32h 80 manufacture part number(module type) blank 20h 81 manufacture part number(data width) 6 36h 82 -------manufacture part number(data width) 4 34h 83 manufacture part number(refresh, # of bank.) 6(8k refresh,4bank) 36h 84 manufacture part number(component configuration) 8 38h 85 manufacture part number(hyphen) ?-? 2dh 86 manufacture part number(minimum cycle time) k h l 4bh 48h 4ch 87~90 manufacture part number(t.b.d) - 20h 91 manufacture revision code(for component) - - 92 manufacture revision code (for pcb) - - 93 manufacturing date(year) - - 3 94 manufacturing date(week) - - 3 95~98 module serial number - - 4 99~127 manufacturer specific data (may be used in future) undefined 00h 5 128~255 open for customer use undefined 00h 5 byte # function description function supported hexa value note k h l k h l 84 manufacture part number(low power part) l 4ch 85 manufacture part number(component configuration) 8 38h

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