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Vddspd

DDR3 SODIMM

must be connected from the SDA bus line to VDDSPD on the system planar to act as a pullup. SCL IN - This signal is used to clock data into and out of the SPD EEPROM.

DDR2 SDRAM SODIMM

... dqs2#99 a3 149 vss 199 vddspd 50 nc 100 a2 150 vss 200 sa1

Elpida Memory, Inc. 2010 DATA SHEET 2GB DDR3 SDRAM SO-DIMM ...

Supply voltage VDD, VDDQ 1.425 1.5 1.575 V 1, 2, 3 VSS 0 0 0 V 1 VDDSPD 3.0 3.3 3.6 V Input reference voltage for address, command inputs

SL DDRx DRAM Module Datasheet

VDD...0.22μF capacitors...0.22μF capacitors...0.22μF capacitors U0-U17, U19, U20 VREF U0-U17, U19-U21 (VDD and VDDQ) VSS U0-U21 A0 A1A2 WP SDA SCL SA0 SA1 SA2 U18 Serial Presence Detect (SPD) VDDSPD VDDSPD U18 /rS1 DQ8 DM1,RDQS1 /DQS1 DQS1 DQ9 DQ10 DQ11 DQ12 DQ13 DQ14 DQ15 DDR2 SDRAM U1 DQ0 /CSDQS/DQS DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 DM, RDQS ...

DDR3 SDRAM SODIMM MT16JSS51264H - 4GB

43 Vss 95 A3 147 DQ40 199 Vddspd 44 Vss 96 A2 148 DQ45 200 SDA 45 DQS2# 97 A1 149 DQ41 201 SA1 46 DM2 98 A0 150 Vss 202 SCL 47 DQS2 99 Vdd 151 Vss 203 Vtt 48 Vss 100 Vdd 152 DQS5# 204 Vtt

DDR3 UNBUFFERED SDRAM DIMM

VDDSPD = +3.0V to +3.6V • Reset pin for improved system stability • Nominal and dynamic on-die termination (ODT) for data, strobe, and mask signals

Memory Product Specification 4GB DDR3 SDRAM 72bit SO-DIMM

z Operating case temperature range--- TC = 0℃ to +95℃ z Serial presence detect (SPD) z VDDSPD = 3.0V to 3.6V Features z Double-data-rate architecture; two data transfers per clock cycle. z The high-speed data transfer is realized by the 8 bits prefetch pipelined architecture. z Bi ...

DDR3 ECC ADDRESS PARITY VLP DIMM VR7VAxx7258xBx

114 dq58 234 dq63 25 dqs2 145 vss 54 vdd 174 a12 / bc# 85 dqs4 205 vss 115 dq59 235 vss 26 vss 146 dq22 55 a11 175 a9 86 vss 206 dq38 116 vss 236 vddspd 27 dq18 147 dq23 56 a7 176 vdd 87 dq34 207 dq39 117 sa0 237 sa1 28 dq19 148 vss 57 vdd 177 a8 88 dq35 208 vss 118 scl 238 sda ...

DDR3 SDRAM Unbuffered DIMMs Based on 2Gb B-Die - Rev. 1.0 ...

vddspd odt0 odt: sdrams d0–d8 dqs0 dqs dqs dqs4 dqs1 dqs dqs dqs2 dqs dqs3 dqs dqs8 dqs dqs5 dqs6 dqs dqs7 dqs ck0 ck: sdrams d0–d8 sa2 vrefca d0–d8 a2

4GB Registered DDR3 SDRAM DIMM - Specifications

Supply voltage VDD, VDDQ 1.425 1.5 1.575 V 1, 2, 3 VSS 0 0 0 V 1 VDDSPD 3.0 3.3 3.6 V Input reference voltage for address, command inputs