Kingston Technology 1GB 333MHz DDR ECC Reg CL2.5 DIMM Single Rank, x4 Intel Validated KVR333S4R25/1GI Data Sheet

This document describes ValueRAM's 128M x 72-bit 1GB (1024MB) DDR333 CL2.5
SDRAM (Synchronous DRAM) "single rank" registered ECC "Intel Certified" memory
module. The components on this module include eighteen 128M x 4-bit (32M x 4-Bit x 4
Bank) DDR333 SDRAM in FBGA packages. This 184-pin DIMM uses gold contact fingers
and requires +2.6V. The electrical and mechanical specifications are as follows:

Clock Cycle Time (tCK)

6ns (min.) / 12ns (max.)

Row Cycle Time (t

RC

)

60ns (min.)

Refresh Row Cycle Time (tRFC)

72ns (min.)

Row Active Time (tRAS)

42ns (min.) / 70,000ns (max.)

Single Power Supply of

+2.5V (+/- .2V)

Power

6.600 W (operating)

UL Rating

94 V - 0

Part No. VALUERAM0455-001.A00

08/16/05

A

B

5.25 ± 0.005

5.171

(131.350)

(133.350 ± 0.13)

(3

0.

48

)

1.

2

5.077

(128.950)

0.

39

3

(10.

00

)

0.

10

0

M

in

(2

.5

0

M

in

)

(19.80)

0.78

(1

7.

80)

0.

7

R (2.00)

0.0787

(3.00)

0.118

(2

.3

0

M

in

)

A

B

0.157 Max

0.050 ±  0.0039

(1.270 ± 0.10)

(3.99 Max)

(4

.0

0)

(0

.1

57

)

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 1.200" (30.48mm).