White Electronic Designs W3DG6434V-D2 256MB – 2x16Mx64 SDRAM UNBUFFERED FEATURES DESCRIPTION PC100 and PC133 compatible Burst Mode Operation Auto and Self Refresh capability LVTTL compatible inputs and outputs Serial Presence Detect with EEPROM The W3DG6434V is a 2x16Mx64 synchronous DRAM module which consists of sixteen 16Mx8 SDR AM components in TSOP II 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. Fully synchronous: All signals are registered on the positive edge of the system clock * This product is subject to change without notice. Programmable Burst Lengths: 1, 2, 4, 8 or Full Page 3.3V ± 0.3V Power Supply 168 pin DIMM JEDEC NOTE: Consult factory for availability of: • Lead-Free or RoHS Products • Vendor source control options • Industrial temperature option PIN NAMES 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 July 2004 Rev 1 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 CK0 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 CK2 NC WP*** **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 CK1 *A12 VSS CKE0 CS3# DQM6 DQM7 *A13 VCC 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 VCC DQ52 NC *VREF DNU VSS DQ53 DQ54 DQ55 VSS DQ56 DQ57 DQ58 DQ59 VCC DQ60 DQ61 DQ62 DQ63 VSS CK3 NC **SA0 **SA1 **SA2 VCC A0 – A11 BA0-1 DQ0-63 CK0-CK3 CKE0,CKE1 CS0#-CS3# RAS# CAS# WE# DQM0-7# VCC VSS SDA SCL DNU NC WP Address input (Multiplexed) Select Bank Data Input/Output Clock input Clock Enable input Chip select Input Row Address Strobe Column Address Strobe Write Enable DQM Power Supply (3.3V) Ground Serial data I/O Serial clock Do not use No Connect Write Protect * These pins are not used in this module. ** These pins should be NC in the system which does not support SPD. *** WP available on the W3DG6334V-D2. White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com White Electronic Designs W3DG6434V-D2 FUNCTIONAL BLOCK DIAGRAM CS1# CSO# DQM0 DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 DQM1 DQ8 DQ9 DQ10 DQ11 DQ12 DQ13 DQ14 DQ15 DQM4 DQM DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 CS# DQM DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 CS# DQM DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 CS# DQM DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 CS# DQM DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 CS# DQM DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 CS# DQ32 DQ33 DQ34 DQ35 DQ36 DQ37 DQ38 DQ39 DQM5 DQ40 DQ41 DQ42 DQ43 DQ44 DQ45 DQ46 DQ47 CS3# CS2# DQM2 DQ16 DQ17 DQ18 DQ19 DQ20 DQ21 DQ22 DQ23 CS# DQM DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 CS# DQM DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 cs# DQM DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 CS# DQM DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 CS# DQM DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 CS# DQM DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 CS# DQM DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 CS# DQM6 DQM DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 CS# DQM DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 CS# DQ48 DQ49 DQ50 DQ51 DQ52 DQ53 DQ54 DQ55 DQM3 DQ24 DQ25 DQ26 DQ27 DQ28 DQ29 DQ30 DQ31 DQM DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 DQM7 DQ56 DQ57 DQ58 DQ59 DQ60 DQ61 DQ62 DQ63 SCL A0 A0 ~ A12, BA0 & 1 SDRAM RAS# SDRAM CAS# SDRAM WE# SDRAM CKE0 SDRAM A1 A2 SDA WP VCC SA0 SA1 SA2 10KΩ CKE1 SDRAM 10Ω DQn Every DQpin of SDRAM VCC Two 0.1uF Capacitors per each SDRAM To all SDRAMs VSS July 2004 Rev 1 2 White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com White Electronic Designs W3DG6434V-D2 ABSOLUTE MAXIMUM RATINGS Parameter Symbol Value Units Voltage on any pin relative to VSS VIN, VOUT -1.0 ~ 4.6 V Voltage on VCC supply relative to VSS VCC, VCCQ -1.0 ~ 4.6 V TSTG -55 ~ +150 °C Storage Temperature Power Dissipation PD 16 W Short Circuit Current IOS 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. RECOMMENDED DC OPERATING CONDITIONS Voltage Referenced to: VSS = 0V, 0°C ≤ TA ≤ +70°C Symbol Min Typ Max Unit Supply Voltage Parameter VCC 3.0 3.3 3.6 V Note Input High Voltage VIH 2.0 3.0 VCCQ+0.3 V Input Low Voltage VIL -0.3 — 0.8 V 2 Output High Voltage VOH 2.4 — — V IOH= -2mA Output Low Voltage VOL — — 0.4 V IOL= -2mA Input Leakage Current ILI -10 — 10 µA 3 1 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 ≤ VCC 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 Symbol Max Unit Input Capacitance (A0-A12) CIN1 65 pF Input Capacitance (RAS#,CAS#,WE#) CIN2 65 pF Input Capacitance (CKE0-CKE1) CIN3 35 pF Input Capacitance (CLK0-CLK3) CIN4 16 pF Input Capacitance (CS0#-CS3#) CIN5 20 pF Input Capacitance (DQM0-DQM7) CIN6 11 pF Input Capacitance (BA0-BA1) CIN7 65 pF Data input/output capacitance (DQ0-DQ63) COUT 15 pF July 2004 Rev 1 3 White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com White Electronic Designs W3DG6434V-D2 OPERATING CURRENT CHARACTERISTICS VCC = 3.3V, 0°C ≤ TA ≤ 70°C 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 powerdown mode Active standby in current non power-down mode Symbol Conditions ICC1 Burst Length = 1 tRC ≥ tRC(min) IOL = 0mA ICC2P Versions 133 100 1440 1440 Units Note mA 1 CKE ≤ VIL(max), tCC = 10ns 32 mA ICC2PS CKE & CK ≤ VIL(max), tCC = ∞ 32 mA ICC2N CKE ≥ VIH(min), CS ≥ VIH(min), tCC =10ns Input signals are charged one time during 20 320 mA ICC2NS CKE ≥ VIH(min), CK ≤ VIL(max), tCC= ∞ Input signals are stable 160 mA ICC3P mA CKE ≥ VIL(max), tCC = 10ns 80 ICC3PS CKE & CK ≤ VIL(max), tCC = ∞ 80 ICC3N CKE ≥ VIH(min), CS ≥ VIH(min), tCC = 10ns Input signals are charged one time during 20ns 480 mA ICC3NS CKE ≥ VIH(min), CK ≤ VIL(max), tCC = ∞ input signals are stable 400 mA Operating current (Burst mode) ICC4 Io = mA Page burst 4 Banks activated tCCD = 2CK 1760 1760 mA 1 Refresh current ICC5 tRC ≥ tRC(min) 3200 3200 mA 2 Self refresh current ICC6 CKE ≤ 0.2V 32 mA Notes: 1. Measured with outputs open. 2. Refresh period is 64ms. July 2004 Rev 1 4 White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com White Electronic Designs W3DG6434V-D2 ORDERING INFORMATION Part Number Speed CAS Latency Height* Part Number Speed CAS Latency Height* W3DG6434V10D2 100MHz CL=2 W3DG6434V7D2 133MHz CL=2 30.48 (1.20") W3DG6334V10D2 100MHz CL=2 30.48 (1.20") 30.48 (1.20") W3DG6334V7D2 133MHz CL=2 W3DG6434V75D2 133MHz CL=3 30.48 (1.20") 30.48 (1.20") W3DG6334V75D2 133MHz CL=3 30.48 (1.20") Note: Available with "WP" Write Protect on pin 81. NOTES: • Consult Factory for availability of Lead-Free or RoHS products. (F = Lead-Free, G = RoHS Compliant) • Vendor specific 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 qualified sourcing options. (M = Micron, S = Samsung & consult factory for others) • Consult factory for availability of industrial temperature (-40°C to 85°C) option PACKAGE DIMENSIONS 133.48 (5.255 MAX.) 3.81 (0.150) MAX. 3.18 (0.125) (2X) 3.99 (0.157) (2X) 30.48 (1.200) 17.78 MAX. (0.700) P1 11.43 (0.450) 8.89 (0.350) 36.83 (1.450) 6.35 (0.250) 42.16 (1.660) 54.61 (2.150) 3.99 (0.157 MIN.) 6.35 (0.250) 1.27 (0.050 ± 0.004) 115.57 (4.550) ALL DIMENSIONS ARE IN MILLIMETERS AND (INCHES) July 2004 Rev 1 5 White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com White Electronic Designs W3DG6434V-D2 Document Title 256MB - 2x16Mx64 SDRAM UNBUFFERED Revision History Rev # History Release Date Status Rev A Created 12-18-01 Advanced Rev B Added "part number" to order table on page 6 2-13-01 Advanced Rev C Added "WP" write protect to pin 81 4-10-02 Advanced Rev D Corrected mechanical drawing 5-21-02 Advanced Rev 0 Changed from Advanced to Final 8-19-02 Final 1.1 Updated CAP & IDD specs 7-2004 Final Rev 1 1.2 Removed "ED" from part number 1.3 Added new title page July 2004 Rev 1 6 White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com