Corsair 4 GB Registered DDR DIMM ECC PC2700 (333 MHz)
Contents
1. CORSAIR Key Features Selection Guide CM74SD4096RLP xxxx x CORSAIR MEMORY 9 9 9 9 9 ae py CM74SD4096RLP 4 GByte Registered DDR DIMM with ECC Error Checking and Correcting ECC for maximum memory reliability Ultra high density using 1024 MBit SDRAM devices High Performance registered synchronous Double Data Rate SDRAM all inputs synchronized to system clock data transferred on both rising and falling edge of clock PLL based clock regeneration SSTL 2 compatible 2 5V switching Serial Presence Detect SPD EEPROM provides automatic memory configuration Series termination on clock and data lines Board footprint of less than 2 0 square inches Built using thirty six 256M x 4 DDR SDRAMS 8K refresh Pin compatible with all PC1600 PC2100 and PC2700 modules Low Profile 1 2 inches tall woouesze fT 2700 PC2700 333 MHz ADDRESS PATH RAM VENDOR R Registered M Micron S Samsung MODULE HEIGHT LP 1 2 inches www corsairmemory com 4 GB Registered DDR DIMM with ECC CORSATR General Description Pin Definitions Page 2 The CM74SD4096RLP is a Double Data Rate SDRAM Dual Inline Memory Module DIMM designed for applications requiring the ultimate in memory density This DIMM includes Error Checking and Correcting ECC for maximum reliability and has registered address and control signals to enable fully configured systems2. These modules are constructed using thirty six 256Mx4 1024 MBit DDR SDRAMs in TSOP II packages and are fully compliant with appropriate JEDEC specifications The module also includes an EEPROM to support Serial Presence Detect SPD requirements Decoupling capacitors are mounted on the printed circuit board for each DDR SDRAM device and series termination is provided on all clock and data lines The synchronous design of these Corsair SDRAM DIMMs allows precise cycle control with the use of the system clock Two I O transactions are possible on every clock cycle due to the use of double data rate RAMs The high clock frequency and high density of this device enable a high level of performance to be achieved in advanced workstations and servers Pin Name AO A13 BAO BA1 DQO DQ63 CBO CB7 DQSO DQS17 CKO CKO CKEO CKE1 CS0 CS1 RAS CAS ANE VDD VDDQ VSS VREF VDDSPD SDA SCL SAO SA2 RESET NC Function Address Inputs Bank Address Select Inputs Data Input Output ECC Check Bits Data Strobe Input Output Clock Inputs Clock Enable Inputs Chip Select Inputs Row Address Strobe Input Column Address Strobe Input Write Enable Input Power Supply 2 5V Data Input Output Power Supply Ground SSTL 2 Signalling Reference Voltage Serial EEPROM Power SPD Data Output SPD Clock Input SPD Address Inputs Reset Enable No Connection CORSAIR 4 GB Registered DDR DIMM with ECC Pin Configuratio
3. All SDRAMs VDD All SDRAMs VREF All SDRAMs vss All SDRAMs Page 4 DQS4 O DQS DM CS DQ32 O DQO DQ33 O DQ1 U6b DQ34 O DQ2 DQ35 O DQ3 DQS13 O DOS DM CS DQ36 O DQO DQ37 O DQ1 U17b DQ38 O DQ2 DQ39 O Bm DQS5 O DM CS uS DM CS DQ40 O DQO DQ41 O ba U7b DQ42 O DQ2 DQ43 O DQ3 DQS14 O DQS DM CS DQ44 O DQO DQ45 O DQ1 U16b DQ46 O DQ2 DQ47 O DQ3 DQS17 O DQS DM CS CB4 O DQO CB5 O DQ1 U18b CB6 O DQ2 CB7 O DQ3 DQS6 O DM CS ERN nios DM CS DQ48 O DQO DQ49 O U8a oi U8b DQ50 O Bii DQ51 O lior DQS15 O DM CS Bio DM CS DQ52 O mpi DQ53 O m es U15b DQ54 O pes DQ55 O DQ3 DQS7 O DQS DM CS DQ56 O DQO DQ57 O DQ1 U9b DQ58 O DQ59 O DQS16 O DQ60 O DQ61 O DQ62 O DQ63 O AO A13 BAO BA1 IRAS CAS NE All SDRAMs CKEO CKE1 CSO CS1 Serial PD 1200 WP A0 A1 A2 CLKO PLL EE All SDRAMs SAO SA1 SA2 CLKO amp registers CORSAIR 4 GB Registered DDR DIMM with ECC DC Electrical Specifications Absolute Maximum Ratings Parameter Symbol PETITS Unit Voltage on VDD relative to VSS 10 to 3 6 Voltage on VDDA relative to VSS 1 0 to 3 6 Voltage on VREF relative to VSS 0 5 to 3 6 Storage Temperature 55 to 150 Operating Temperatur ts sem e Power Dispo 5 3 W e 8 VIN Voltage on I O pins relative to VSS 0 5 to VDDQ 0 5 Ts Voltage on input pins relative to VSS VN 05t036 V E Short Circuit Current Recommended Operating Conditions Parameter Sym
4. bol Min Max Unit Supply Voltage v V0 Supply Voltage I O Reference Voltage 0 49 x Vopa 0 51 x VDDQ Input High Voltage VREF 0 15 O 0 Clock Input Votags Clock Differential Voltage V Clock Crossing Point Voltage Tipit Leakage Gurent 4 5 5 Ilput Low Voltage VREF 0 15 Output Leakage Current uA Output High Curren kw 18 m Output Low Current m 8 ma Capacitance Parameter Symbol Max Unit Input Capacitance A0 A13 BAO BA1 input Capacitance CKO CKO Input Capacitance DQSO DQS8 DMO DM8 EEPROM Input Capacitance SCL SA0 SA2 Cw 6 pF VO Capacitance DQ0 DQ63 CB0 CB7 Cio 16 pF 16 EEPROM I O Capacitance SDA Cio2 10 pF Page 5 TA pm DC Electrical Characteristics Over the operating range unless otherwise specified Parameter Symbol Test Conditions Min tRC tRCmin tCK 133MHz DQ DM and DQS inputs changing twice per clock cycle Address and control inputs changing once per clock cycle 4600 Operating Current One bank active precharge Operating Current IDD1 5140 mA One bank operation One bank Active Read Precharge Burst 2 tRC 133 MHz CL 2 5 tCK tRC 2133 MHz lout 0 mA Address and control inputs changing once per clock cycle Q X Precharge Power Down IDD2P All banks idle Power down mode 841 mA Standby Current CKE LOW tCK 133 MHz Idle Standby Curre
5. n Pin Z Front Side Pin Back Side Pin Front Side Pin Back Side T Do 94 ba gt ao i Das o e nas e esr O O 4 bdi 96 va o vs m 086 5 maso fo Dase Js less as voa e maz oe bes S2 lem 14 or 7 Vo 99 o s oaz e VSS s bas po vs 54 voa ooe 9 Nc i ne S5 Das t4 oo 148 VSS 3 NC fs ooa 19 Dast 2 bos i4 ivoa S VSS 150 Do38 13 mas i bai S9 ewo 15 Das 4 basi 10 para 60 loos 162 vss 108 10 pati i2 voba 66 vss 158 les 2 voa ti4 bazo 68 boan i6 vss H5 Ai2 69 Do43 161 base 116 4 vss t bas 80 Das 12 Vob 40 foa ix vss 86 Das is DQ62 as A as ce 89 ves 48 SM i4 cB ias woba 90 NC 48 SM ge ya Page 3 4 GB Registered DDR DIMM with ECC CORSAIR Functional Block Diagram CS1 O dei AS 2 o DQSO O DQS DM CS DQO O DQO DQ1 O DQ1 U1b DQ2 O DQ2 DQ3 O DQ3 DQS9 O DQS DM CS DQ4 O DQO DQ5 O DQ1 U22b DQ6 O DQ2 DQ7 O DQ3 DQS1 O DQS DM CS DQ8 O DQO DQ9 O DQ1 U2b DQ10 O DQ2 DQ11 O DQ3 DQS10 O DQS DM CS DQ12 O DQO DQ13 O DQ1 U21b DQ14 O DQ2 DQ15 O DQ3 DQS8 O DQS DM CS CBO O DQO CB1 O DQ1 U5b CB2 O DQ2 CB3 O DQ3 DQS2 O DQS DM CS DQ16 O DQO DQ17 O DQ1 U3b DQ18 O DQ19 O DQS11 O DQ20 O DQ21 O DQ22 O DQ23 O DQS3 O DQ24 O DQ25 O DQ26 O DQ27 O DQS12 O DQ28 O DQ29 O DQ30 O DQ31 O DQn AMA Every DQ pin of SDRAM VDDQ
6. nt IDD2F CS HIGH All banks idle CKE 2260 mA HIGH tCK 133MHz Address and control inputs changing once per clock cycle Active Power Down Standby Current IDD3P One bank active Power down mode CKE LOW tCK 133 MHz Active Standby Current IDD3N CS HIGH CKE HIGH One bank active Active precharge tRC tRASmax tCK 133MHz DQ DQM and DQS inputs changing twice per clock cycle Address and control inputs changing once per clock cycle 1705 mA 3160 mA Operating Current Burst Read IDD4R Burst length 2 Reads Continuous 5500 mA burst One bank active Address and control inputs changing once per clock cycle CL 2 5 tCK 133MHz DQ DQM and DQS inputs changing twice per clock cycle 6760 mA Operating Current Burst Write IDD4wW Burst length 2 Writes Continuous burst One bank active Address and control inputs changing once per clock cycle CL 2 5 tCK 133MHz DQ DQM and DQS inputs changing twice per clock cycle IDD5 tRC tRFCmin Self Refresh Current IDD6 Auto Refresh Current 7480 mA mA CO oo Page 6 CORSAIR 4 GB Registered DDR DIMM with ECC Package Configuration i 300 Bo 5250 soo COMPONENT AREA BOTH SIDES 1 200 700 MAX TYP 050 TYP p 2 55 gt 1 95 7 K 4 750 gt Corsair Memory Incorporated June 2005 Corsair and the Corsair Logo are trademarks
7. of Corsair Memory Incorporated All other trademarks are the property of their respective owners Corsair reserves the right to make changes without notice to any products herein Corsair makes no warranty representation or guarantee regarding the suitability of 1ts products for any particular purpose nor does Corsair assume any liability arising out of the application of any product and specifically disclaims any and all liability including without limitation consequential or incidental damages Corsair does not convey any license under its patent rights nor the rights of others Corsair products are not designed intended or authorized for use in applications intended to support or sustain life or for any other application for which the failure of the Corsair product could create a situation in which personal injury or death may occur
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