Datasheet4U Logo Datasheet4U.com

EBE21FD4AHFE Datasheet 2GB Fully Buffered DIMM

Manufacturer: Elpida Memory

Datasheet Details

Part number EBE21FD4AHFE
Manufacturer Elpida Memory
File Size 236.27 KB
Description 2GB Fully Buffered DIMM
Datasheet download datasheet EBE21FD4AHFE Datasheet

Overview

PRELIMINARY DATA SHEET www.DataSheet4U.com 2GB Fully Buffered DIMM EBE21FD4AHFT EBE21FD4AHFE EBE21FD4AHFL Specifications • Density: 2GB • Organization  256M words × 72 bits, 2 ranks • Mounting 36 pieces of 512M bits DDR2 SDRAM sealed in FBGA • Package  240-pin fully buffered, socket type dual in line memory module (FB-DIMM) PCB height: 30.35mm Lead pitch: 1.00mm  Advanced Memory Buffer (AMB): 655-ball FCBGA  Lead-free (RoHS compliant) • Power supply  DDR2 SDRAM: VDD = 1.8V ± 0.1V  AMB: VCC = 1.5V + 0.075V/−0.045 • Data rate: 667Mbps/533Mbps (max.) • Four internal banks for concurrent operation (components) • Interface: SSTL_18 • Burst lengths (BL): 4, 8 • /CAS Latency (CL): 3, 4, 5 • Precharge: auto precharge option for each burst access • Refresh: auto-refresh, self-refresh • Refresh cycles: 8192 cycles/64ms  Average refresh period 7.8µs at 0°C ≤ TC ≤ +85°C 3.

Key Features

  • JEDEC standard Raw Card E Design.
  • Industry Standard Advanced Memory Buffer (AMB).
  • High-speed differential point-to-point link interface at 1.5V (JEDEC draft spec)  14 north-bound (NB) high speed serial lanes  10 south-bound (SB) high speed serial lanes.
  • Various features/modes:  MemBIST and IBIST test functions  Transparent mode and direct access mode for DRAM testing  Interface for a thermal sensor and status indicator.
  • Channel error detection a.