WED3DG727V-D2 64MB- 8Mx72 SDRAM UNBUFFERED FEATURES DESCRIPTION n Burst Mode Operation The WED3DG727V is a 8Mx72 synchronous DRAM module which consists of nine 8Mx8 SDRAM components in TSOP- 11 package, and one 2K EEPROM in an 8- pin TSSOP package for Serial Presence Detect which are mounted on a 168 Pin DIMM multilayer FR4 Substrate. 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 3.3 volt 6 0.3v Power Supply n 168- Pin DIMM JEDEC * This datasheet describes a product that may or may not be under development and is subject to change or cancellation without notice. PIN CONFIGURATIONS (FRONT SIDE/BACK SIDE) Pin 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 Front VSS DQ0 DQ1 DQ2 DQ3 VDD DQ4 DQ5 DQ6 DQ7 DQ8 VSS DQ9 DQ10 DQ11 DQ12 DQ13 VDD DQ14 DQ15 CB0 CB1 VSS NC NC VDD WE DQM0 Sept. 2002 Rev. 0 ECO #15459 Pin 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 Front DQM1 CS0 DNU VSS A0 A2 A4 A6 A8 A10/AP BA1 VDD VDD CLK0 VSS DNU CS2 DQM2 DQM3 DNU VDD NC NC CB2 CB3 VSS DQ16 DQ17 Pin 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 Front DQ18 DQ19 VDD DQ20 NC *VREF *CKE1 VSS DQ21 DQ22 DQ23 VSS DQ24 DQ25 DQ26 DQ27 VDD DQ28 DQ29 DQ30 DQ31 VSS CLK2 NC NC **SDA **SCL VDD Pin 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 Back VSS DQ32 DQ33 DQ34 DQ35 VDD DQ36 DQ37 DQ38 DQ39 DQ40 VSS DQ41 DQ42 DQ43 DQ44 DQ45 VDD DQ46 DQ47 CB4 CB5 VSS NC NC VDD CAS DQM4 Pin 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 PIN NAMES Back DQM5 *CS1 RAS VSS A1 A3 A5 A7 A9 BA0 A11 VDD *CLK1 *A12 VSS CKE0 *CS3 DQM6 DQM7 *A13 VDD NC NC CB6 CB7 VSS DQ48 DQ49 1 Pin 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 Back DQ50 DQ51 VDD DQ52 NC *VREF NC VSS DQ53 DQ54 DQ55 VSS DQ56 DQ57 DQ58 DQ59 VDD DQ60 DQ61 DQ62 DQ63 VSS *CLK3 NC **SA0 **SA1 **SA2 VDD A0 A11 BA0-1 DQ0-63 CB0-7 CLK0,CLK2 CKE0 CS0,CS2 RAS CAS WE DQM0-7 VDD VSS *VREF SDA SCL SA0-2 DNU NC Address input (Multiplexed) Select Bank Data Input/Output Check bit (Data-in/data-out) Clock input Clock Enable input Chip select Input Row Address Strobe Column Address Strobe Write Enable DQM Power Supply (3.3V) Ground Power supply for reference Serial data I/O Serial clock Address in EEPROM Do not use No Connect * These pins are not used in this module. ** These pins should be NC in the system which does not support SPD. White Electronic Designs Corporation (508) 366-5151 www.whiteedc.com WED3DG727V-D2 FUNCTIONAL BLOCK DIAGRAM · CS0 DQM0 DQM4 DQM DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 DQM1 DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 DQM CS DQ32 DQ33 DQ34 DQ35 DQ36 DQ37 DQ38 DQ39 U0 DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 CS U5 DQM5 DQM DQ8 DQ9 DQ10 DQ11 DQ12 DQ13 DQ14 DQ15 DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 DQM CB0 CB1 CB2 CB3 CB4 CB5 CB6 CB7 DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 DQM CS DQ40 DQ41 DQ42 DQ43 DQ44 DQ45 DQ46 DQ47 U1 CS DQM6 U2 DQ48 DQ49 DQ50 DQ51 DQ52 DQ53 DQ54 DQ55 DQM · CS2 DQM2 DQM DQ16 DQ17 DQ18 DQ19 DQ20 DQ21 DQ22 DQ23 DQM3 DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 DQM DQ24 DQ25 DQ26 DQ27 DQ28 DQ29 DQ30 DQ31 DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 DQM Serial PD DQ56 DQ57 DQ58 DQ59 DQ60 DQ61 DQ62 DQ63 U3 U6 CS U7 DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 CS U8 CS U4 SCL SDA WP A0 47KΩ A1 A2 SA0 SA1 SA2 SDRAM U0 ~ U8 RAS SDRAM U0 ~ U8 CAS SDRAM U0 ~ U8 WE SDRAM U0 ~ U8 · U0/U3 U5/U7 10Ω · CLK0/2 SDRAM U0 ~ U8 U1/U4 · U6/U8 · U2 3.3pF*1 10Ω DQn CS DQM7 CS A0 ~ A11, BA0 & 1 CKE0 DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 *1 : For 4 loads, CLK2 only. Every DQpin of SDRAM 10Ω VDD · CLK1/3 · One 0.1uF and one 0.22 uF Cap. To all SDRAMs per each SDRAM Vss · 10pF · White Electronic Designs Corporation (508) 366-5151 www.whiteedc.com 2 Sept. 2002 Rev. 0 ECO #15459 WED3DG727V-D2 ABSOLUTE MAXIMUM RATINGS Parameter Voltage on any pin relative to VSS Voltage on VDD supply relative to VSS Storage Temperature Power Dissipation Short Circuit Current Symbol VIN, Vout VDD, VDDQ TSTG PD IOS Value -1.0 ~ 4.6 -1.0 ~ 4.6 -55 ~ +150 9 50 Units V V °C W 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. RECOMMENDED DC OPERATING CONDITIONS (Voltage Referenced to: VSS = 0V, TA = 0°C to +70°C) Parameter Supply Voltage Input High Voltage Input Low Voltage Output High Voltage Output Low Voltage Input Leakage Current Symbol VDD VIH VIL VOH VOL ILI Min 3.0 2.0 -0.3 2.4 -10 Typ Max Unit 3.3 3.6 V 3.0 VDDQ+0.3 V 0.8 V V 0.4 V 10 µA Note 1 2 IOH= -2mA IOL= -2mA 3 Note: 1. VIH (max)= 5.6V AC. The overshoot voltage duration is £ 3ns. 2. VIL (min)= -2.0V AC. The undershoot voltage duration is £ 3ns. 3. Any input 0V £ VIN £ VDDQ Input leakage currents include Hi-Z output leakage for all bi-directional buffers with Tri-State outputs. CAPACITANCE (TA = 23°C, f = 1MHz, VDD = 3.3V, VREF=1.4V 6200mV) Parameter Input Capacitance (A0-A12) Input Capacitance (RAS,CAS,WE) Input Capacitance (CKE0) Input Capacitance (CLK0) Input Capacitance (CS0,CS2) Input Capacitance (DQM0-DQM7) Input Capacitance (BA0-BA1) Data input/output capacitance (DQ0-DQ63) Data input/output capacitance (CB0-CB7) Sept. 2002 Rev. 0 ECO #15459 Symbol CIN1 CIN2 CIN3 CIN4 CIN5 CIN6 CIN7 Cout Cout1 3 Min - Max 50 50 50 25 30 10 50 15 15 Unit pF pF pF pF pF pF pF pF pF White Electronic Designs Corporation (508) 366-5151 www.whiteedc.com WED3DG727V-D2 OPERATING CURRENT CHARACTERISTICS (VCC = 3.3V, TA = 0°C to +70°C) Parameter Operating Current (One bank active) Symbol ICC1 Precharge Standby Current in Power Down Mode ICC2P ICC2PS Icc2N Precharge Standby Current in Non-Power Down Mode Active standby current in power-down mode Active standby current in non power-down mode Icc2NS ICC3P ICC3PS ICC3N ICC3NS Operating current (Burst mode) ICC4 Refresh current Self refresh current ICC5 ICC6 Conditions Burst Length = 1 tRC ³ tRC(min) IOL = 0mA CKE £ VIL(max), tCC = 10ns CKE & CLK £ VIL(max), tCC = ¥ CKE ³ VIH(min), CS ³ VIH(min), tcc = 10ns Input signals are charged one time during 20 CKE ³ VIH(min), CLK £ VIL(max), tcc = ¥ Input signals are stable CKE ³ VIL(max), tCC = 10ns CKE & CLK £ VIL(max), tcc = ¥ CKE ³ VIH(min), CS ³ VIH(min), tcc = 10ns Input signals are changed one time during 20ns CKE ³ VIH(min), CLK £ VIL(max), tcc = ¥ input signals are stable Io = mA Page burst 4 Banks activated tCCD = 2CLK tRC ³ tRC(min) CKE £ 0.2V Version 133 100 675 630 10 10 mA 135 mA 55 30 30 mA 225 mA 140 mA 1,035 1,215 Units Note mA 1 10 855 mA 1 1,125 mA mA 2 Notes: 1. Measured with outputs open. 2. Refresh period is 64ms. 3. Unless otherwise noticed, input swing level is CMOS (VIH/VIL = VDDQ/VssQ) White Electronic Designs Corporation (508) 366-5151 www.whiteedc.com 4 Sept. 2002 Rev. 0 ECO #15459 WED3DG727V-D2 ORDERING INFORMATION Part Number WED3DG727V10D2 WED3DG727V7D2 WED3DG727V75D2 Speed 100MHz 133MHz 133MHz CAS Latency CL=2 CL=2 CL=3 PACKAGE DIMENSIONS 1.100 57 ALL DIMENSIONS ARE IN INCHES Sept. 2002 Rev. 0 ECO #15459 5 White Electronic Designs Corporation (508) 366-5151 www.whiteedc.com WED3DG727V-D2 REV. DATE REQUESTED BY DETAILS A 11-6-01 PAUL MARIEN CREATED B 1-16-02 PAUL MARIEN -ADD "PART NUMBER" TO ORDER INFO TABLE ON PAGE 6 0 9-16-02 PAUL MARIEN -CHANGE FROM ADVANCED TO FINAL White Electronic Designs Corporation (508) 366-5151 www.whiteedc.com 6 Sept. 2002 Rev. 0 ECO #15459