description: valueram's kvr533d2e4k2/1g is a kit of two 64m x 72-bit (512mb) ddr2-533 cl4 sdram ( s ynchronous dram ) ecc memory modules. total kit capacity is 1gb. the components on each module include nine 64m x 8-bit (16m x 8-bit x 4 bank) ddr2-533 sdram in fbga packages. each 240-pin dimm uses gold contact fingers and requires +1.8v. the electrical and mechanical specifications are as follows: features: clock cycle time (tck) cl=4 3.75ns (min.) / 8ns (max.) row cycle time (t rc ) 55ns (min.) refresh to active/refresh command time (trfc) 105ns row active time (tras) 40ns (min.) / 70,000ns (max.) single power supply of +1.8v (+/- .1v) power (idd0) 1.620 w (operating) ul rating 94 v - 0 document no. valueram0345-001.b00 06/24/04 figure 1: kvr533d2e4k2/1g 240-pin dimm kit kvr533d2e4k2/1g 1gb (512mb 64m x 72-bit x 2 pcs.) ddr2-533 cl4 ecc 240-pin dimm kit 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 1.250" (31.75mm).
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