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| White Electronic Designs 64MB- 8Mx64 SDRAM UNBUFFERED FEATURES PC100 and PC133 compatible 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 144 Pin SO-DIMM JEDEC W3DG647V-D1 DESCRIPTION The W3DG647V is a 8Mx64 synchronous DRAM module which consists of eight 8Mx8 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. PIN CONFIGURATIONS (FRONT SIDE/BACK SIDE) Pin 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 Front VSS DQ0 DQ1 DQ2 DQ3 VCC DQ4 DQ5 DQ6 DQ7 VSS DQM0 DQM1 VCC A0 A1 A2 VSS DQ8 DQ9 DQ10 DQ11 VCC DQ12 DQ13 Pin 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 Back VSS DQ32 DQ33 DQ34 DQ35 VCC DQ36 DQ37 DQ38 DQ39 VSS DQM4 DQM5 VCC A3 A4 A5 VSS DQ40 DQ41 DQ42 DQ43 VCC DQ44 DQ45 Pin 51 53 55 57 59 Front DQ14 DQ15 VSS NC NC Pin 52 54 56 58 60 Back DQ46 DQ47 VSS NC NC Pin 95 97 99 101 103 105 107 109 111 113 115 117 119 121 123 125 127 129 131 133 135 137 139 141 143 Front DQ21 DQ22 DQ23 VCC A6 A8 VSS A9 A10/AP VCC DQM2 DQM3 VSS DQ24 DQ25 DQ26 DQ27 VCC DQ28 DQ29 DQ30 DQ31 VSS **SDA VCC Pin 96 98 100 102 104 106 108 110 112 114 116 118 120 122 124 126 128 130 132 134 136 138 140 142 144 Back DQ53 DQ54 DQ55 VCC A7 BA0 VSS BA1 A11 VCC DQM6 DQM7 VSS DQ56 DQ57 DQ58 DQ59 VCC DQ60 DQ61 DQ62 DQ63 VSS **SCL VCC PIN NAMES A0 - A11 BA0-1 DQ0-63 CLK0,CK1 CKE0 CS0# RAS# CAS# WE# DQM0-7 VCC VSS SDA SCL DNU NC 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 VOLTAGE KEY 61 63 65 67 69 71 73 75 77 79 81 83 85 87 89 91 93 CLK0 VCC RAS# WE# CS0# NC DNU VSS NC NC VCC DQ16 DQ17 DQ18 DQ19 VSS DQ20 62 64 66 68 70 72 74 76 78 80 82 84 86 88 90 92 94 CKE0 VCC CAS# NC NC NC CK1 VSS NC NC VCC DQ48 DQ49 DQ50 DQ51 VSS DQ52 **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. June 2003 Rev. 1 1 White Electronic Designs Corporation * (602) 437-1520 * www.wedc.com White Electronic Designs FUNCTIONAL BLOCK DIAGRAM CLK1 CLK0 W3DG647V-D1 WE# CKEO S0# RAS#,CAS# BAO,BA1,A0- A11 DQ0-7 LDQM DQ0-7 DQM0 DQ0-7 LDQM DQ32-39 DQM4 U1 SCL U3 U5 SERIAL PD EEPROM SDA DQ0-7 LDQM DQ8-15 DQN1 DQ0-7 LDQM DQ40-47 DQM1 U2 U4 DQ0-7 LDQM DQ16-23 DQM2 DQ0-7 LDQM DQ48-55 DQM6 U5 U7 DQ0-7 LDQM DQ24-31 DQM3 DQ0-7 LDQM DQ56-63 DQM7 U6 U8 White Electronic Designs Corp. reserves the right to change products or specifications without notice. June 2003 Rev. 1 2 White Electronic Designs Corporation * (602) 437-1520 * www.wedc.com White Electronic Designs 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 8 50 W3DG647V-D1 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 = 0C to +70C) 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 = 23C, 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,CK1) Input Capacitance (CS0#) Input Capacitance (DQM0-DQM7) Input Capacitance (BA0-BA1) Data input/output capacitance (DQ0-DQ63) Symbol CIN1 CIN2 CIN3 CIN4 CIN5 CIN6 CIN7 COUT Min Max 45 45 25 21 25 12 45 12 Unit pF pF pF pF pF pF pF pF White Electronic Designs Corp. reserves the right to change products or specifications without notice. June 2003 Rev. 1 3 White Electronic Designs Corporation * (602) 437-1520 * www.wedc.com White Electronic Designs W3DG647V-D1 OPERATING CURRENT CHARACTERISTICS (VCC = 3.3V, TA = 0C to +70C) Version Parameter Operating Current (One bank active) Precharge Standby Current in Power Down Mode Precharge Standby Current in Non-Power Down Mode Symbol ICC1 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 changed 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 Conditions 133 460 100 400 Units mA Note 1 ICC2P ICC2PS Icc2N Icc2NS 5 5 60 mA mA 25 15 15 120 100 mA mA mA Active standby current in power-down mode Active standby current in non power-down mode ICC3P ICC3PS ICC3N ICC3NS Operating current (Burst mode) ICC4 460 380 mA 1 Refresh current Self refresh current ICC5 ICC6 540 5 500 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 = VCCQ/VssQ) White Electronic Designs Corp. reserves the right to change products or specifications without notice. June 2003 Rev. 1 4 White Electronic Designs Corporation * (602) 437-1520 * www.wedc.com White Electronic Designs W3DG647V-D1 Part Number W3DG647V10D1 W3DG647V7D1 W3DG647V75D1 Speed 100MHz 133MHz 133MHz CAS Latency CL=2 CL=2 CL=3 Note: For industrial temperature range product, add an "I" to the end of the part number. PACKAGE DIMENSIONS ALL DIMENSIONS ARE IN INCHES White Electronic Designs Corp. reserves the right to change products or specifications without notice. June 2003 Rev. 1 5 White Electronic Designs Corporation * (602) 437-1520 * www.wedc.com |
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