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EBE21FD4AHFL

Elpida Memory
Part Number EBE21FD4AHFL
Manufacturer Elpida Memory
Description 2GB Fully Buffered DIMM
Published Mar 21, 2010
Detailed Description PRELIMINARY DATA SHEET www.DataSheet4U.com 2GB Fully Buffered DIMM EBE21FD4AHFT EBE21FD4AHFE EBE21FD4AHFL Specificatio...
Datasheet PDF File EBE21FD4AHFL PDF File

EBE21FD4AHFL
EBE21FD4AHFL

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.
9µs at +85°C < TC ≤ +95°C • Operating case temperature range  TC = 0°C to +95°C 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 and reporting • Automatic DDR2 SDRAM bus and channel calibration • SPD (serial presence detect) with 1piece of 256 byte serial EEPROM Note: Warranty void if removed DIMM heat spreader.
Performance FB-DIMM System clock frequency 167MHz 133MHz Speed grade PC2-5300F PC2-4200F Peak channel throughput 8.
0GByte/s 6.
4GByte/s FB-DIMM link data rate 4.
0Gbps 3.
2Gbps DDR2 SDRAM Speed Grade DDR2-667 (5-5-5) DDR2-533 (4-4-4) DDR data rate 667Mbps 533Mbps Document No.
E1001E30 (Ver.
3.
0) Date Published February 2007 (K) Japan Printed in Japan URL: http://www.
elpida.
com Elp...


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