w3dg648v-d1 1 white electronic designs corporation ? (602) 437-1520 ? www.wedc.com white electronic designs july 2005 rev. 6 64mb C 2x4mx64 sdram, unbuffered features burst mode operation auto and self refresh capability lvttl compatible inputs and outputs serial presence detect with eeprom fully synchronous: all signals are registered on the positive edge of the system clock programmable burst lengths: 1, 2, 4, 8 or full page 3.3v 0.3v power supply dual rank 144 pin so-dimm jedec ? d1: 27.94mm (1.10") description the w3dg648v is a 2x4mx64 synchronous dram module which consists of eight 4mx16 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 module is structured as 2 ranks of 8mx64 sdram. * this product is subject to change without notice. note: consult factory for availability of: ? rohs compliant products ? vendor source control options ? industrial temperature option a0 C a11 address input (multiplexed) ba0-1 select bank dq0-63 data input/output clk0, clk1 clock input cke0, cke1 clock enable input cs0#, cs1# chip select input ras# row address strobe cas# column address strobe we# write enable dqmb0-7 dqmb v cc power supply (3.3v) v ss ground sda serial data i/o scl serial clock dnu do not use nc no connect pin names * these pins are not used in this module. ** these pins should be nc in the system which does not support spd. pin configurations (front side/back side) pinout pin front pin back pin front pin back pin back pin back 1v ss 2v 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 nc 58 nc 105 a8 106 ba0 11 v cc 12 v cc 59 nc 60 nc 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/ap 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 cs0# 70 nc 117 dqmb3 118 dqmb7 23 dqmb0 24 dqmb4 71 cs1# 72 nc 119 v ss 120 v ss 25 dqmb1 26 dqmb5 73 nc 74 clk1 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 nc 78 nc 125 dq26 126 dq58 31 a1 32 a4 79 nc 80 nc 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
w3dg648v-d1 2 white electronic designs corporation ? (602) 437-1520 ? www.wedc.com white electronic designs july 2005 rev. 6 functional block diagram s1# we# s0# we# we# s0# s1# s0# s1# s0# s1# s0# s1# we# dqmb0 dqmb2 dqmb1 dqmb4 dqmb6 dqmb7 dqmb5 we# ldqm ldqm ldqm ldqm ldqm ldqm udqm udqm udqm udqm ldqm ldqm we# we# we# we# dq0 d q 0 dq1 d q 1 dq2 d q 2 dq3 d q 3 dq4 d q 4 dq5 d q 5 dq6 d q 6 dq7 d q 7 dq8 d q 8 dq9 d q 9 dq10 d q 1 0 dq11 d q 1 1 dq12 d q 1 2 dq13 d q 1 3 dq14 d q 1 4 dq15 d q 1 5 i/o 0 i / o 0 i/o 1 i / o 1 i/o 2 i / o 2 i/o 3 i / o 3 i/o 4 i / o 4 i/o 5 i / o 5 i/o 6 i / o 6 i/o 7 i / o 7 i/o 14 i / o 1 4 i/o 8 i / o 8 i/o 9 i / o 9 i/o 10 i / o 1 0 i/o 11 i / o 1 1 i/o 12 i / o 1 2 i/o 13 i / o 1 3 i/o 15 i / o 1 5 i/o 14 i / o 1 4 i/o 0 i / o 0 i/o 1 i / o 1 i/o 2 i / o 2 i/o 3 i / o 3 i/o 4 i / o 4 i/o 5 i / o 5 i/o 6 i / o 6 i/o 7 i / o 7 i/o 8 i / o 8 i/o 9 i / o 9 i/o 10 i / o 1 0 i/o 11 i / o 1 1 i/o 12 i / o 1 2 i/o 13 i / o 1 3 i/o 15 i / o 1 5 dq16 d q 1 6 dq17 d q 1 7 dq18 d q 1 8 dq19 d q 1 9 dq20 d q 2 0 dq21 d q 2 1 dq22 d q 2 2 dq23 d q 2 3 dq24 d q 2 4 dq25 d q 2 5 dq26 d q 2 6 dq27 d q 2 7 dq28 d q 2 8 dq29 d q 2 9 dq30 d q 3 0 dq31 d q 3 1 i/o 0 i / o 0 i/o 1 i / o 1 i/o 2 i / o 2 i/o 3 i / o 3 i/o 4 i / o 4 i/o 5 i / o 5 i/o 6 i / o 6 i/o 7 i / o 7 i/o 14 i / o 1 4 i/o 8 i / o 8 i/o 9 i / o 9 i/o 10 i / o 1 0 i/o 11 i / o 1 1 i/o 12 i / o 1 2 i/o 13 i / o 1 3 i/o 15 i / o 1 5 i/o 14 i / o 1 4 i/o 0 i / o 0 i/o 1 i / o 1 i/o 2 i / o 2 i/o 3 i / o 3 i/o 4 i / o 4 i/o 5 i / o 5 i/o 6 i / o 6 i/o 7 i / o 7 i/o 8 i / o 8 i/o 9 i / o 9 i/o 10 i / o 1 0 i/o 11 i / o 1 1 i/o 12 i / o 1 2 i/o 13 i / o 1 3 i/o 15 i / o 1 5 dq32 d q 3 2 dq33 d q 3 3 dq34 d q 3 4 dq35 d q 3 5 dq36 d q 3 6 dq37 d q 3 7 dq38 d q 3 8 dq39 d q 3 9 dq40 d q 4 0 dq41 d q 4 1 dq42 d q 4 2 dq43 d q 4 3 dq44 d q 4 4 dq45 d q 4 5 dq46 d q 4 6 dq47 d q 4 7 i/o 0 i / o 0 i/o 1 i / o 1 i/o 2 i / o 2 i/o 3 i / o 3 i/o 4 i / o 4 i/o 5 i / o 5 i/o 6 i / o 6 i/o 7 i / o 7 i/o 14 i / o 1 4 i/o 8 i / o 8 i/o 9 i / o 9 i/o 10 i / o 1 0 i/o 11 i / o 1 1 i/o 12 i / o 1 2 i/o 13 i / o 1 3 i/o 15 i / o 1 5 i/o 14 i / o 1 4 i/o 0 i / o 0 i/o 1 i / o 1 i/o 2 i / o 2 i/o 3 i / o 3 i/o 4 i / o 4 i/o 5 i / o 5 i/o 6 i / o 6 i/o 7 i / o 7 i/o 8 i / o 8 i/o 9 i / o 9 i/o 10 i / o 1 0 i/o 11 i / o 1 1 i/o 12 i / o 1 2 i/o 13 i / o 1 3 i/o 15 i / o 1 5 dq48 d q 4 8 dq49 d q 4 9 dq50 d q 5 0 dq51 d q 5 1 dq52 d q 5 2 dq53 d q 5 3 dq54 d q 5 4 dq55 d q 5 5 dq56 d q 5 6 dq57 d q 5 7 dq58 d q 5 8 dq59 d q 5 9 dq60 d q 6 0 dq61 d q 6 1 dq62 d q 6 2 dq63 d q 6 3 i/o 0 i / o 0 i/o 1 i / o 1 i/o 2 i / o 2 i/o 3 i / o 3 i/o 4 i / o 4 i/o 5 i / o 5 i/o 6 i / o 6 i/o 7 i / o 7 i/o 14 i / o 1 4 i/o 8 i / o 8 i/o 9 i / o 9 i/o 10 i / o 1 0 i/o 11 i / o 1 1 i/o 12 i / o 1 2 i/o 13 i / o 1 3 i/o 15 i / o 1 5 i/o 14 i / o 1 4 i/o 0 i / o 0 i/o 1 i / o 1 i/o 2 i / o 2 i/o 3 i / o 3 i/o 4 i / o 4 i/o 5 i / o 5 i/o 6 i / o 6 i/o 7 i / o 7 i/o 8 i / o 8 i/o 9 i / o 9 i/o 10 i / o 1 0 i/o 11 i / o 1 1 i/o 12 i / o 1 2 i/o 13 i / o 1 3 i/o 15 i / o 1 5 dqmb3 udqm udqm udqm udqm * wire per clock loading table/wiring diagrams clock input sdrams *clk0 *clk1 4 sdrams 4 sdrams *clock wiring ba0-ba1 a0-a11 ba0-ba1: sdram a0-a11: sdram a0 a2 a1 sda scl serial pd sdram sdram v ss v cc ras# ras#: sdram cke0: sdram cas#: sdram cas# cke0 cke1: sdram cke1
w3dg648v-d1 3 white electronic designs corporation ? (602) 437-1520 ? www.wedc.com white electronic designs july 2005 rev. 6 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 8 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 affect device reliability. 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 v1 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 0.4vi 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 buffers with tri-state outputs. capacitance t a = 25c, f = 1mhz, v cc = 3.3v, v ref = 1.4v 200mv parameter symbol max unit input capacitance (a0-a11) c in1 25 pf input capacitance (ras#,cas#,we#) c in2 25 pf input capacitance (cke0, cke1) c in3 25 pf input capacitance (clk0, clk1) c in4 21 pf input capacitance (cs0#, cs1) c in5 25 pf input capacitance (dqmb0-dqmb7) c in6 12 pf input capacitance (ba0-ba1) c in7 25 pf data input/output capacitance (dq0-dq63) c out 12 pf recommended dc operating conditions voltage referenced to: v ss = 0v, t a = 0c to +70c
w3dg648v-d1 4 white electronic designs corporation ? (602) 437-1520 ? www.wedc.com white electronic designs july 2005 rev. 6 operating current characteristics (v cc = 3.3v, t a = 0c to +70c) notes: 1. measured with outputs open. 2. refresh period is 64ms. 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 1,000 ma 1 precharge standby current in power down mode i cc2p cke v il (max), t cc = 10ns 16 ma i cc2ps cke & clk v il (max), t cc = 16 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 20 240 ma i cc2ns cke v ih (min), clk v il (max), t cc = input signals are stable 120 active standby current in power-down mode i cc3p cke v il (max), t cc = 10ns 50 ma i cc3ps cke & clk v il (max), t cc = 50 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 360 ma i cc3ns cke v ih (min), clk v il (max), tcc = input signals are stable 240 ma operating current (burst mode) i cc4 io = ma page burst 4 banks activated t ccd = 2clk 1,200 ma 1 refresh current i cc5 t rc t rc (min) 1,840 ma 2 self refresh current i cc6 cke 0.2v 24 ma
w3dg648v-d1 5 white electronic designs corporation ? (602) 437-1520 ? www.wedc.com white electronic designs july 2005 rev. 6 notes: ? consult factory for availability of rohs compliant products. (g = rohs compliant) ? vendor speci? c part numbers are used to provide memory components source control. the place holder for this is shown as lower case x in the part numbers above and is to be replaced with the respective vendors code. consult factory for quali? ed sourcing options. (m = micron, s = samsung & consult factory for others) ? consult factory for availability of industrial temperature (-40c to 85c) option ordering information speed cas latency height* w3dg648v10d1 100mhz cl=2 27.94 (1.100) w3dg648v7d1 133mhz cl=2 27.94 (1.100) W3DG648V75D1 133mhz cl=3 27.94 (1.100) package dimensions for d1 3.99 (0.157) 2.01 (0.079 min) 67.72 (2.661 max) 32.79 (1.291) 4.60 (0.181) 1.50 (0.059) 28.2 (1.112) 23.14 (0.913) 19.99 (0.787) 27.94 (1.100) max 4.32 (0.170) max. 0.99 0.10 (0.039) ( 0.004) package dimensions for d1 * all dimensions are in millimeters and (inches).
w3dg648v-d1 6 white electronic designs corporation ? (602) 437-1520 ? www.wedc.com white electronic designs july 2005 rev. 6 document title 64mb C 2x4mx64 sdram, unbuffered revision history rev # history release date status rev 0 created datasheet 11-15-01 advanced rev 1 corrected part number on the ordering information table 6-25-02 advanced rev 2 changed from advanced to final 9-6-02 final rev 3 updated specs 3.1 removed ed from part number 5-04 final rev 4 4.1 added rohs notes 4.2 added source control notes 4.3 industrial temperature option 4-05 final rev 5 5.1 updated pin con? gurations 6-05 final rev 6 6.1 added package height to cover page 6.2 update block diagram 6.3 removed note 3 from page 4 7-05 final
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