White Electronic Designs WED3DG6418V-D1 ADVANCED* 128MB- 16Mx64 SDRAM UNBUFFERED FEATURES DESCRIPTION n PC100 and PC133 compatible n Burst Mode Operation 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 3.3V ± 0.3V Power Supply n 144 pin SO-DIMM JEDEC The WED3DG6418V is a 16Mx64 synchronous DRAM module which consists of eight 16Mx8 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 under development, is not qualified or characterized and is subject to change or cancellation without notice. PIN CONFIGURATIONS (FRONT SIDE/BACK SIDE) PIN NAMES PINOUT A0 – A11 Address Input (Multiplexed) BA0-1 Select Bank DQ0-63 Data Input/Output CLK0, CK1 Clock Input VCC CKE0 Clock Enable Input 104 A7 A8 106 BA0 CS0# Chip Select Input VSS 108 VSS RAS# Row Address Strobe 109 A9 110 BA1 CAS# Column Address Strobe 111 A10/AP 112 A11 WE# Write Enable VCC 113 VCC 114 VCC 66 CAS# 115 DQM2 116 DQM6 DQM0-7 DQM WE# 68 NC 117 DQM3 118 DQM7 VCC Power Supply (3.3V) 69 CS0# 70 NC 119 VSS 120 VSS VSS Ground VCC 71 NC 72 NC 121 DQ24 122 DQ56 SDA Serial Data I/O 30 A3 73 DNU 74 CK1 123 DQ25 124 DQ57 SCL Serial Clock 32 A4 75 VSS 76 VSS 125 DQ26 126 DQ58 A2 34 A5 77 NC 78 NC 127 DQ27 128 DQ59 DNU Do Not Use 35 VSS 36 VSS 79 NC 80 NC 129 VCC 130 VCC NC No Connect 37 DQ8 38 DQ40 81 VCC 82 VCC 131 DQ28 132 DQ60 39 DQ9 40 DQ41 83 DQ16 84 DQ48 133 DQ29 134 DQ61 41 DQ10 42 DQ42 85 DQ17 86 DQ49 135 DQ30 136 DQ62 43 DQ11 44 DQ43 87 DQ18 88 DQ50 137 DQ31 138 DQ63 45 VCC 46 VCC 89 DQ19 90 DQ51 139 VSS 140 VSS 47 DQ12 48 DQ44 91 VSS 92 VSS 141 **SDA 142 **SCL 49 DQ13 50 DQ45 93 DQ20 94 DQ52 143 VCC 144 VCC PIN FRONT PIN BACK PIN FRONT PIN BACK PIN BACK PIN BACK 1 VSS 2 VSS 51 DQ14 52 DQ46 95 DQ21 96 DQ53 3 DQ0 4 DQ32 53 DQ15 54 DQ47 97 DQ22 98 DQ54 5 DQ1 6 DQ33 55 VSS 56 VSS 99 DQ23 100 DQ55 7 DQ2 8 DQ34 57 NC 58 NC 101 VCC 102 9 DQ3 10 DQ35 59 NC 60 NC 103 A6 11 VCC 12 VCC 105 13 DQ4 14 DQ36 107 15 DQ5 16 DQ37 17 DQ6 18 DQ38 61 CLK0 62 CKE0 19 DQ7 20 DQ39 63 VCC 64 21 VSS 22 VSS 65 RAS# 23 DQM0 24 DQM4 67 25 DQM1 26 DQM5 27 VCC 28 29 A0 31 A1 33 VOLTAGE KEY ** 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. 3 1 White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com WED3DG6418V-D1 White Electronic Designs ADVANCED FUNCTIONAL BLOCK DIAGRAM ��� ��� ����� ����� ��� ��� ��� ���� � ���� � ���� ���� � ���� � ���� ���� ���� ���� � ���� � ���� � ���� � ���� � ���� ���� � ���� ���� � ���� � ���� � ��� ���� � ��� ��� ��� ���� � ���� � ��� ��� ��� ���� ���� ��� ��� �� ��� ��� �� ����� ����� ��� ��� ���� � ��� ���� ���� ���� ���� ���� ���� ���� � ���� � ���� � ���� � ���� � ���� � ���� � ��� ��� ��� �� ���� ���� ���� � ���� � ���� ���� � ���� � ���� � ���� � ���� � ���� � ���� ���� ���� ���� ���� ��� ��� �� ����� ��� ��� ��� ���� � ���� � ��� ���� � ��� ��� ���� � ��� ��� ��� ��� ��� ��� �� ���� � ���� � ���� � ���� � ���� ���� ���� � ���� � ���� ���� � ���� ���� ���� � ���� � ���� ���� ���� � ���� ���� � ��� ��� �� ���� � ����� ����� ��� ���� ���� ���� � ���� � ���� ���� � ���� ���� ���� ���� � ���� � ���� ���� ��� ��� ��� ���� ���� ���� � ���� � ���� ���� � ���� ���� � ���� ���� � ���� � ���� ���� � ���� � ���� � ���� ���� � ���� ���� � �� ��� ��� �� ������������� ���� ���� ���� ������� ������ ����� ����������� ����� ����������� ���� ����������� ����� ����� ����� ����� ������������������ ������������������� � ������ ������������� ������������� ��������� ��� ��� ����� ��� ����� ��� �� �� �� White Electronic Designs Corp. reserves the right to change products or specifications without notice. June 2003 Rev. 3 2 White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com WED3DG6418V-D1 White Electronic Designs ADVANCED 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 Storage Temperature TSTG -55 ~ +150 °C Power Dissipation PD 8 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, TA ≤ 0°C ≤ +70°C) Parameter Symbol Min Typ Max Unit Supply Voltage 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 ≤ VCCQ Input leakage currents include Hi-Z output leakage for all bi-directional buffers with Tri-State outputs. CAPACITANCE (TA = 23°C, f = 1MHz, VCC = 3.3V, VREF=1.4V ± 200mV) Parameter Symbol Max Unit Input Capacitance (A0-A12) CIN1 45 pF Input Capacitance (RAS#,CAS#,WE#) CIN2 45 pF Input Capacitance (CKE0) CIN3 25 pF Input Capacitance (CLK0, CK1) CIN4 21 pF Input Capacitance (CS0#) CIN5 25 pF Input Capacitance (DQM0-DQM7) CIN6 12 pF Input Capacitance (BA0-BA1) CIN7 45 pF Data Input/Output Capacitance (DQ0-DQ63) CouT 12 pF White Electronic Designs Corp. reserves the right to change products or specifications without notice. June 2003 Rev. 3 3 White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com White Electronic Designs WED3DG6418V-D1 ADVANCED OPERATING CURRENT CHARACTERISTICS (VCC = 3.3V, TA = 0°C ≤ +70°C) Version Parameter Symbol Conditions 133 100 Units Note 960 800 mA 1 Operating Current (One bank active) ICC1 Burst Length = 1 tRC ≥ tRC(min) IOL = 0mA Precharge Standby Current in Power Down Mode ICC2P CKE ≤ VIL(max), tCC = 10ns 20 ICC2PS CKE & CLK ≤ VIL(max), tCC = ∞ 20 ICC2N CKE ≥ VIH(min), CS ≥ VIH(min), tcc =10ns Input signals are charged one time during 20 160 ICC2NS CKE ≥ VIH(min), CLK ≤VIL(max), tCC = ∞ Input signals are stable 80 ICC3P CKE ≥ VIL(max), tCC = 10ns 50 ICC3PS CKE & CLK ≤ VIL(max), tCC = ∞ 50 ICC3N CKE ≥ VIH(min), CS ≥ VIH(min), tcc = 10ns Input signals are changed one time during 20ns 240 ICC3NS CKE ≥ VIH(min), CLK ≤ VIL(max), tcc = ∞ Input signals are stable ICC4 Io = mA Page burst 4 Banks activated tCCD = 2CLK 1040 1760 Precharge Standby Current in Non-Power Down Mode Active Standby Current in Power-Down Mode Active Standby Current in Non-Power Down Mode Operating Current (Burst mode) Refresh Current ICC5 tRC ≥ tRC(min) Self Refresh Current ICC6 CKE ≤ 0.2V mA mA mA mA mA 200 20 880 mA 1 1520 mA 2 mA 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. 3 4 White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com WED3DG6418V-D1 White Electronic Designs Ordering Information Speed CAS Latency WED3DG6418V10D1 100MHz CL=2 WED3DG6418V7D1 133MHz CL=2 WED3DG6418V75D1 133MHz CL=3 ADVANCED 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. 3 5 White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com