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HB52RF649DC-B Datasheet 512mb Unbuffered Sdram S.o.dimm

Manufacturer: Elpida Memory

Overview: DATA SHEET 512MB Unbuffered SDRAM S.O.DIMM HB52RF649DC-B (64M words × 72 bits, 2 bank) HB52RD649DC-B (64M words × 72 bits, 2.

Datasheet Details

Part number HB52RF649DC-B
Manufacturer Elpida Memory
File Size 464.02 KB
Description 512MB Unbuffered SDRAM S.O.DIMM
Datasheet HB52RF649DC-B_ElpidaMemory.pdf

General Description

The HB52RF649DC, HB52RD649DC are a 64M × 72 × 2 banks Synchronous Dynamic RAM Small Outline Dual In-line Memory Module (S.O.DIMM), mounted 18 pieces of 256M bits SDRAM sealed in TCP package and 1 piece of serial EEPROM (2k bits) for Presence Detect (PD).

An outline of the products is 144-pin Zig Zag Dual tabs socket type pact and thin package.

Therefore, they make high density mounting possible without surface mount technology.

Key Features

  • Fully compatible with: JEDEC standard outline 8 bytes S. O. DIMM.
  • 144-pin Zig Zag Dual tabs socket type (dual lead out)  PCB height: 33.02mm (1.30inch)  Lead pitch: 0.80mm.
  • 3.3V power supply.
  • Clock frequency: 133MHz/100MHz (max. ).
  • LVTTL interface.
  • Data bus width: × 72 ECC.
  • Single pulsed /RAS.
  • 4 Banks can operates simultaneously and independently.
  • Burst read/write operation and burst read/single write operation capa.

HB52RF649DC-B Distributor