Kingston Technology ValueRAM Memory 256MB 266Mhz DDR CL2.5 DIMM Low Profile 1.2"
Contents
1. Memory Module Specification BY KINGSTON KVR266X72RC25L 256 256MB 32M x 72 Bit DDR266 Registered 184 Pin ECC DIMM DESCRIPTION This document describes ValueRAM s 32M x 72 bit 256MB CAS Latency 2 5 SDRAM Synchronous DRAM low profile Registered DDR266 ECC memory module The compo nents on this module include nine 32M x 8 bit 8M x 8 bit x 4 Bank 133MHz 7 5ns CL2 5 components SDRAM in TSOP packages and three 16 bit drivers in TSSOP packages This 184 pin DIMM uses gold contact fingers and requires 2 5V The electrical and mechanical specifications are as follows FEATURES m Clock Cycle Time tCK 7 5ns min 12ns max 4 Row Cycle Time tRC 65ns min Refresh Row Cycle Time tRFC 75ns min Row Active Time tRAS 45ns min 120 000ns max m Single Power Supply of 2 5V 25V 4 Power IDD0 4 725 W operating UL Rating 94V 0 Note The module defined in this data sheet is one of several configurations available under this part number While all configurations are compatible the DRAM combination and or the module height may vary from what is described here However in no configuration will the module height exceed 1 2 30 48mm fe oOo Muutu UUU O oO a a SEA EAS Fi eee P PS B ES Finu E O o Fa E Units Inches Millimeters 1 200 ae on oe aS a i e o F F i zeo L E i ok a Ff ose i O E o e 0 000 Suc LULU NOOOON ON nnn ANN NANAnNANOAOA2. nANANOAAoOAN O 00 00 _ J ale 0 250 PK 0 039 0 002 1 000 0 050 Figure 1 KVR266X72RC25L 256 184 Pin DDR SDRAM Module Part No VALUERAM0255 001 A00 08 21 02
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