WED3DG7216V-D1 1 white electronic designs corporation ? (602) 437-1520 ? www.whiteedc.com white electronic designs june 2003 rev. 1 white electronic designs corp. reserves the right to change products or specif cations without notice. 128mb- 16mx72 sdram, unbuffered n burst mode operation n auto and self refresh capability n lvttl compatible inputs and outputs n serial presence detect with eeprom n fully synchronous: all signals are registered on the positive edge of the system clock n programmable burst lengths: 1, 2, 4, 8 or full page n 3.3v 0.3v power supply n 144 pin so-dimm jedec the wed3dg7216v is a 16mx72 synchronous dram module which consists of nine 16meg x 8 sdram components in tsop ii package, and one 2kb eeprom in an 8 pin tssop package for serial presence detect which are mounted on a 144 pin so-dimm multilayer fr4 substrate. * this product is subject to change without notice. description features pin configurations (front side/back side) a0 C a12 address input (multiplexed) ba0-1 select bank dq0-63 data input/output clk0 clock input cb0-7 check bit (data-in/data-out) cke0 clock enable input cs0# chip select input ras# row address strobe cas# column address strobe we# #write enable dqm0-7 dqm v cc power supply (3.3v) v ss ground sda serial data i/o scl serial clock dnu do not use nc no connect pinout pin front pin back pin front pin back pin front pin back 1 v ss 2 v ss 49 dq13 50 dq45 97 dq22 98 dq54 3 dq0 4 dq32 51 dq14 52 dq46 99 dq23 100 dq55 5 dq1 6 dq33 53 dq15 54 dq47 101 v cc 102 v cc 7 dq2 8 dq34 55 v ss 56 v ss 103 a6 104 a7 9 dq3 10 dq35 57 cb0 58 cb4 105 a8 106 ba0 11 v cc 12 v cc 59 cb1 60 cb5 107 v ss 108 v ss 13 dq4 14 dq36 61 clk0 62 cke0 109 a9 110 ba1 15 dq5 16 dq37 63 v cc 64 v cc 111 a10 112 a11 17 dq6 18 dq38 65 ras# 66 cas# 113 v cc 114 v cc 19 dq7 20 dq39 67 we# 68 cke1 115 dqmb2 116 dqmb6 21 v ss 22 v ss 69 so# 70 a12 117 dqmb3 118 dqmb7 23 dqmb0 24 dqmb4 71 s1# 72 nc 119 v ss 120 v ss 25 dqmb1 26 dqmb5 73 nc 74 nc 121 dq24 122 dq56 27 v cc 28 v cc 75 v ss 76 v ss 123 dq25 124 dq57 29 a0 30 a3 77 cb2 78 cb6 125 dq26 126 dq58 31 a1 32 a4 79 cb3 80 cb7 127 dq27 128 dq59 33 a2 34 a5 81 v cc 82 v cc 129 v cc 130 v cc 35 v ss 36 v ss 83 dq16 84 dq48 131 dq28 132 dq60 37 dq8 38 dq40 85 dq17 86 dq49 133 dq29 134 dq61 39 dq9 40 dq41 87 dq18 88 dq50 135 dq30 136 dq62 41 dq10 42 dq42 89 dq19 90 dq51 137 dq31 138 dq63 43 dq11 44 dq43 91 v ss 92 v ss 139 v ss 140 v ss 45 v cc 46 v cc 93 dq20 94 dq52 141 sda 142 scl 47 dq12 48 dq44 95 dq21 96 dq53 143 v cc 144 v cc pin names
WED3DG7216V-D1 2 white electronic designs corporation ? (602) 437-1520 ? www.whiteedc.com white electronic designs june 2003 rev. 1 white electronic designs corp. reserves the right to change products or specif cations without notice. WED3DG7216V-D1 3 white electronic designs corporation ? (602) 437-1520 ? www.whiteedc.com white electronic designs june 2003 rev. 1 white electronic designs corp. reserves the right to change products or specif cations without notice. functional block diagram ????? ??? ??? ??? ??? ??? ??? ??? ??? ??? ?? ??? ??? ? ??? ? ??? ? ??? ? ??? ? ??? ? ??? ??? ?? ??? ? ??? ? ??? ? ??? ? ??? ? ??? ? ??? ? ??? ? ?? ?? ??? ? ??? ? ??? ? ??? ? ??? ? ??? ? ??? ? ??? ? ?? ??? ? ??? ? ??? ? ??? ? ??? ? ??? ? ??? ? ??? ? ?? ??? ? ??? ? ??? ? ??? ? ??? ? ??? ? ??? ? ??? ? ??? ? ??? ? ??? ? ??? ? ??? ? ??? ? ??? ? ??? ? ??? ? ??? ? ??? ? ??? ? ??? ? ??? ? ??? ? ??? ? ?? ?? ?? ?? ? ????? ????? ????? ????? ????? ????? ????? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ??? ??? ??? ??? ??? ??? ??? ??? ?? ? ?? ? ??? ??? ??? ??? ?? ? ?? ? ?? ? ?? ? ?? ? ??? ??? ??? ??? ??? ??? ??? ??? ??? ?? ? ?? ? ??? ??? ??? ??? ??????????????????????????????????????????????????????????? ??????????????????????????????????????????? ???????????????????? ?? ?? ?? ??? ??? ????????? ? ???? ????? ???? ????? ???? ???? ??????????? ??????????? ??????????? ????? ????? ?????? ????? ????? ????????????? ????????????? ????????????? ??????? ????? ?????????????????? ??????????????????? ????? ????? ? ?? ? ??
WED3DG7216V-D1 2 white electronic designs corporation ? (602) 437-1520 ? www.whiteedc.com white electronic designs june 2003 rev. 1 white electronic designs corp. reserves the right to change products or specif cations without notice. WED3DG7216V-D1 3 white electronic designs corporation ? (602) 437-1520 ? www.whiteedc.com white electronic designs june 2003 rev. 1 white electronic designs corp. reserves the right to change products or specif cations without notice. absolute maximum ratings parameter symbol value units voltage on any pin relative to v ss v in , v out -1.0 ~ 4.6 v voltage on v cc supply relative to v ss v cc , v ccq -1.0 ~ 4.6 v storage temperature t stg -55 ~ +150 c power dissipation p d 9 w short circuit current i os 50 ma note: permanent device damage may occur if absolute maximum ratings are exceeded. functional operation should be restricted to recommended operating condition. exposure to higher than recommended voltage for extended periods of time could af fect device reliability. recommended dc operating conditions (voltage referenced to: v ss = 0v, t a = 0c +70c) parameter symbol min typ max unit note supply voltage v cc 3.0 3.3 3.6 v input high voltage v ih 2.0 3.0 v ccq+0.3 v 1 input low voltage v il -0.3 0.8 v 2 output high voltage v oh 2.4 v i oh = -2ma output low voltage v ol 0.4 v i ol = -2ma input leakage current i li -10 10 a 3 note: 1. v ih (max)= 5.6v ac. the overshoot voltage duration is 3ns. 2. v il (min)= -2.0v ac. the undershoot voltage duration is 3ns. 3. any input 0v v in v ccq input leakage currents include hi-z output leakage for all bi-directional buf fers with tri-state outputs. capacitance (t a = 23c, f = 1mhz, v cc = 3.3v, v ref =1.4v 200mv) parameter symbol max unit input capacitance (a0-a11) c in1 15 pf input capacitance (ras#,cas#,we#) c in2 15 pf input capacitance (cke0) c in3 15 pf input capacitance (clk0) c in4 20 pf input capacitance (cs0#) c in5 15 pf input capacitance (dqm0-dqm7) c in6 15 pf input capacitance (ba0-ba1) c in7 15 pf data input/output capacitance (dq0-dq63) c out 22 pf data input/output capacitance (cb0-7) c out1 22 pf
WED3DG7216V-D1 4 white electronic designs corporation ? (602) 437-1520 ? www.whiteedc.com white electronic designs june 2003 rev. 1 white electronic designs corp. reserves the right to change products or specif cations without notice. WED3DG7216V-D1 5 white electronic designs corporation ? (602) 437-1520 ? www.whiteedc.com white electronic designs june 2003 rev. 1 white electronic designs corp. reserves the right to change products or specif cations without notice. operating current characteristics (v cc = 3.3v, t a = 0c +70c) notes: 1. measured with outputs open. 2. refresh period is 64ms. 3. unless otherwise noticed, input swing level is cmos (v ih /v il = v ccq /v ssq ) version parameter symbol conditions 133 100 units note operating current (one bank active) i cc1 burst length = 1 t rc t rc (min) i ol = 0ma 990 900 ma 1 precharge standby current in power down mode i cc2p cke v il (max), t cc = 10ns 20 ma i cc2ps cke & clk v il (max), t cc = 20 precharge standby current in non-power down mode i cc2n cke v ih (min), cs v ih (min), tcc =10ns input signals are charged one time during 20 200 ma i cc2ns cke v ih (min), clk v il (max), t cc = input signals are stable 90 active standby current in power-down mode i cc3p cke v il (max), t cc = 10ns 45 ma i cc3ps cke & clk v il (max), t cc = 45 active standby current in non-power down mode i cc3n cke v ih (min), cs v ih (min), tcc = 10ns input signals are changed one time during 20ns 270 ma i cc3ns cke v ih (min), clk v il (max), tcc = input signals are stable 225 ma operating current (burst mode) i cc4 io = ma page burst 4 banks activated t ccd = 2clk 1,170 999 ma 1 refresh current i cc5 t rc t rc (min) 1,800 1,710 ma 2 self refresh current i cc6 cke 0.2v 20 ma
WED3DG7216V-D1 4 white electronic designs corporation ? (602) 437-1520 ? www.whiteedc.com white electronic designs june 2003 rev. 1 white electronic designs corp. reserves the right to change products or specif cations without notice. WED3DG7216V-D1 5 white electronic designs corporation ? (602) 437-1520 ? www.whiteedc.com white electronic designs june 2003 rev. 1 white electronic designs corp. reserves the right to change products or specif cations without notice. all dimensions are in inches package dimensions ordering information speed cas latency wed3dg7216v10d1 100mhz cl=2 wed3dg7216v7d1 133mhz cl=2 wed3dg7216v75d1 133mhz cl=3 ? ??? ???? ?? ?? ? ???? ? ???? ? ??? ????????? ???? ? ???? ???? ? ??? ??? ? ??? ??? ???? ???? ???? ???? ????????? ? ????????? ?? note: for industrial temperature range product, add an "i" to the end of the part number .
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