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White Electronic Designs
W3DG72127V-D2
1GB - 128Mx72 SDRAM REGISTERED and SPD, w/PLL
FEATURES
Clock speeds of 100MHz and 133MHz 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 168 Pin DIMM JEDEC
* This product is subject to change without notice.
DESCRIPTION
The W3DG72127V is a 128Mx72 synchronous DRAM module which consists of eighteen 128Mx4 SDRAM components in TSOP II package, two 18 bit drive ICs for input control signal 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.
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 VCC DQ4 DQ5 DQ6 DQ7 DQ8 VSS DQ9 DQ10 DQ11 DQ12 DQ13 VCC DQ14 DQ15 CB0 CB1 VSS NC NC VCC WE# DQM0 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 VCC VCC CLK0 VSS DNU CS2# DQM2 DQM3 DNU VCC 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 VCC DQ20 NC *VREF *CKE1 VSS DQ21 DQ22 DQ23 VSS DQ24 DQ25 DQ26 DQ27 VCC DQ28 DQ29 DQ30 DQ31 VSS CLK2 NC NC **SDA **SCL VCC 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 VCC DQ36 DQ37 DQ38 DQ39 DQ40 VSS DQ41 DQ42 DQ43 DQ44 DQ45 VCC DQ46 DQ47 CB4 CB5 VSS NC NC VCC 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 Back DQM5 *CS1# RAS# VSS A1 A3 A5 A7 A9 BA0 A11 VCC *CLK1 *A12 VSS CKE0 *CS3# DQM6 DQM7 *A13 VCC NC NC CB6 CB7 VSS DQ48 DQ49 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 VCC DQ52 NC *VREF REGE VSS DQ53 DQ54 DQ55 VSS DQ56 DQ57 DQ58 DQ59 VCC DQ60 DQ61 DQ62 DQ63 VSS *CLK3 NC **SA0 **SA1 **SA2 VCC
PIN NAMES
A0 - A12 BA0-1 DQ0-63 CB0-7 CLK0 CKE0 CS0#,CS2# RAS# CAS# WE# DQM0-7 VCC VSS *VREF REGE 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 Register Enable 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 Corp. reserves the right to change products or specifications without notice. January, 2004 Rev. 2 1 White Electronic Designs Corporation * (602) 437-1520 * www.wedc.com
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FUNCTIONAL BLOCK DIAGRAM
CS0# DQMB0 DQM CS# I/O 0 I/O 1 D0 I/O 2 I/O 3 DQM CS# I/O 0 I/O 1 D1 I/O 2 I/O 3 DQMB4 DQM CS# I/O 0 I/O 1 D9 I/O 2 I/O 3 DQM CS# I/O 0 I/O 1 D10 I/O 2 I/O 3
W3DG72127V-D2
DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 DQMB1
DQ32 DQ33 DQ34 DQ35 DQ36 DQ37 DQ38 DQ39 DQMB5
DQ8 DQ9 DQ10 DQ11 DQ12 DQ13 DQ14 DQ15 CB0 CB1 CB2 CB3 CS2# DQMB2
DQM CS# I/O 0 I/O 1 D2 I/O 2 I/O 3 DQM CS# I/O 0 I/O 1 D3 I/O 2 I/O 3 DQM CS# I/O 0 I/O 1 D4 I/O 2 I/O 3
DQ40 DQ41 DQ42 DQ43 DQ44 DQ45 DQ46 DQ47 CB4 CB5 CB6 CB7 DQMB6
DQM CS# I/O 0 I/O 1 D11 I/O 2 I/O 3 DQM CS# I/O 0 I/O 1 D12 I/O 2 I/O 3 DQM CS# I/O 0 I/O 1 D13 I/O 2 I/O 3
DQ16 DQ17 DQ18 DQ19 DQ20 DQ21 DQ22 DQ23 DQMB3
DQM CS# I/O 0 I/O 1 D5 I/O 2 I/O 3 DQM CS# I/O 0 I/O 1 D6 I/O 2 I/O 3
DQ48 DQ49 DQ50 DQ51 DQ52 DQ53 DQ54 DQ55 DQMB7
DQM CS# I/O 0 I/O 1 D14 I/O 2 I/O 3 DQM CS# I/O 0 I/O 1 D15 I/O 2 I/O 3
CK0
PLL
SDRAM REGISTER
12pF CK1-3 12pF SERIAL PD SCL A0 SA0 VCC VSS A1 SA1 A2 SA2 D0-35 D0-35 SDA
DQ24 DQ25 DQ26 DQ27 DQ28 DQ29 DQ30 DQ31
DQM CS# I/O 0 I/O 1 D7 I/O 2 I/O 3 DQM CS# I/O 0 I/O 1 D8 I/O 2 I/O 3 CS#0-2 DQMB0-7 BA0-1 A0-12 RAS# CAS# CKE0 WE# REGE PCK
DQ56 DQ57 DQ58 DQ59 DQ60 DQ61 DQ62 DQ63
DQM CS# I/O 0 I/O 1 D16 I/O 2 I/O 3 DQM CS# I/O 0 I/O 1 D17 I/O 2 I/O 3
R E G I S T E R
RS0-2 RDQMB0-7 RBA0-RBAN BA0-BAN: SDRAMS D0-35 RRAS RAS: SDRAMS D0-35 RCAS CAS: SDRAMS D0-35 RCKE0 CKE: SDRAMS D0-17 RWE WE: SDRAMS D0-35
NOTE: DQ wiring may differ than described in this drawing, however DQ/DQMB/CKE/S relationships must be maintained as shown. # NOTE: ALL RESISTOR VALUES ARE 10 OHMS.
White Electronic Designs Corp. reserves the right to change products or specifications without notice. January, 2004 Rev. 2 2 White Electronic Designs Corporation * (602) 437-1520 * www.wedc.com
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ABSOLUTE MAXIMUM RATINGS
Parameter Voltage on any pin relative to VSS Voltage on VCC supply relative to VSS Storage Temperature Power Dissipation Short Circuit Current Symbol VIN, VOUT VCC, VCCQ TSTG PD IOS Value -1.0 ~ 4.6 -1.0 ~ 4.6 -55 ~ +150 36 50
W3DG72127V-D2
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, 0C TA 70
Parameter Supply Voltage Input High Voltage Input Low Voltage Output High Voltage Output Low Voltage Input Leakage Current Symbol VCC VIH VIL VOH VOL ILI Min 3.0 2.0 -0.3 2.4 -- -10 Typ 3.3 3.0 -- -- -- -- Max 3.6 VCCQ+0.3 0.8 -- 0.4 10 Unit V V V V V A 1 2 IOH= -2mA IOL= -2mA 3 Note
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 VCCQ Input leakage currents include Hi-Z output leakage for all bi-directional buffers with Tri-State outputs.
CAPACITANCE
TA = 25 C, f = 1MHz, VCC = 3.3V, VREF = 1.4V 200mV
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) Symbol CIN1 CIN2 CIN3 CIN4 CIN5 CIN6 CIN7 COUT COUT1 Max 9 9 9 17 9 7 9 10 10 Unit pF pF pF pF pF pF pF pF pF
White Electronic Designs Corp. reserves the right to change products or specifications without notice. January, 2004 Rev. 2 3 White Electronic Designs Corporation * (602) 437-1520 * www.wedc.com
White Electronic Designs
OPERATING CURRENT CHARACTERISTICS
VCC = 3.3V, 0C TA 70C
Parameters Operating Current (One bank active) Precharge Standby Current in Power Down Mode Precharge Standby Current in Non-Power Down Mode Active standby current in power-down mode Symbol Conditions Burst Length = 1 tRC tRC(min) IOL = 0mA CKE VIL(max), tCC = 10ns CKE & CLK VIL(max), tCC = CKE VIH(min), CS VIH(min), tCC =10ns Input signals are charged one time during 20 CKE VIH(min), CLK VIL(max), tCC= Input signals are stable CKE VIL(max), tCC = 10ns CKE & CLK VIL(max), tCC = CKE VIH(min), CS VIH(min), tCC = 10ns Input signals are charged one time during 20ns CKE VIH(min), CLK VIL(max), tCC = input signals are stable Io = mA Page burst 4 Banks activated tCCD = 2CLK tRC tRC(min) CKE 0.2V
W3DG72127V-D2
Versions 133/100 3885 395 330 825 275 465 372 1185 830
Units
Note
ICC1 ICC2P ICC2PS ICC2N ICC2NS ICC3P ICC3PS ICC3N
mA mA mA mA mA mA
1
mA mA
Active standby in current non powerdown mode ICC3NS
Operating current (Burst mode)
ICC4
3885
mA
1
Refresh current Self refresh current
ICC5 ICC6
6225 411
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 = VCC/VSSQ)
White Electronic Designs Corp. reserves the right to change products or specifications without notice. January, 2004 Rev. 2 4 White Electronic Designs Corporation * (602) 437-1520 * www.wedc.com
White Electronic Designs
ORDERING INFORMATION
Part Number W3DG72127V10D2 W3DG72127V7D2 W3DG72127V75D2 Speed 100MHz 133MHz 133MHz CAS Latency CL=2 CL=2 CL=3 Height* 37.34 (1.47") 37.34 (1.47") 37.34 (1.47")
W3DG72127V-D2
PACKAGE DIMENSIONS
3.81 (0.150) 133.48 (5.255) MAX. 3.99 (0.157) (2X)
37.34 (1.47") MAX 17.78 (0.700)
11.43 (0.450) 8.88 (0.350) 24.49 (0.964)
1.98 (0.078) (2X)
36.83 (1.450) 42.19 (1.661)
6.35 (0.250) 3.18 (0.125)
54.61 (2.150)
1.27 (0.050) TYP.
3.99 (0.157)
1.27 0.10 (0.050 0039)
* ALL DIMENSIONS ARE IN MILLIMETERS AND (INCHES)
White Electronic Designs Corp. reserves the right to change products or specifications without notice. January, 2004 Rev. 2 5 White Electronic Designs Corporation * (602) 437-1520 * www.wedc.com
White Electronic Designs
Document Title
1GB - 128Mx72 SDRAM, REGISTERED, SPD, W/PLL
W3DG72127V-D2
Revision History Rev #
Rev A Rev 0 Rev 1 Rev 2
History
Created Datasheet Changed Advanced to Final Changed mechanical package dimensions 2.1 Updated Cap & IDD specs 2.2 Added Package Dimensions in millimeters 2.3 Removed "ED" from part number
Release Date
3-26-02 9-19-02 1-22-04 6-10-04
Status
Advanced Final Final Final
White Electronic Designs Corp. reserves the right to change products or specifications without notice. January, 2004 Rev. 2 6 White Electronic Designs Corporation * (602) 437-1520 * www.wedc.com

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