HB52RF649E1U-75B Datasheet, PDF(2/20 Page) Elpida Memory – 512 MB Registered SDRAM DIMM 64-Mword × 72-bit, 133 MHz Memory Bus, 1-Bank Module (18 pcs of 64 M × 4 Components) PC133 SDRAM

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HB52RF649E1U-75B Datasheet, PDF (2/20 Pages) Elpida Memory – 512 MB Registered SDRAM DIMM 64-Mword × 72-bit, 133 MHz Memory Bus, 1-Bank Module (18 pcs of 64 M × 4 Components) PC133 SDRAM

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HB52RF649E1U-75B

â¢ Programmable burst length: 1/2/4/8

â¢ 2 variations of burst sequence

ï£§ Sequential

ï£§ Interleave

â¢ Programmable CE latency : 4 (133 MHz)

: 3 (100 MHz)

â¢ Byte control by DQMB

â¢ Refresh cycles: 8192 refresh cycles/64 ms

â¢ 2 variations of refresh

ï£§ Auto refresh

ï£§ Self refresh

Ordering Information

Type No.

Frequency CE latency

HB52RF649E1U-75B*1

133 MHz

Note: 1. 100 MHz operation at CE latency = 3.

Package

168-pin dual lead out socket type

Contact pad

Gold

Pin Arrangement

1 pin 10 pin 11 pin 40 pin 41 pin

84 pin

85 pin 94 pin 95 pin 124 pin 125 pin

168 pin

Preliminary Data Sheet E0023H10

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