Internet Data Sheet

Rev. 1.21, 2006-09

3

03292006-RA8T-MSZL

HYS[64/72]D[16/32/128]3xxHU–[5/6]–C

Unbuffered DDR SDRAM Modules

1Overview

This chapter gives an overview of the 184-Pin Unbuffered Double Data Rate SDRAM product family and describes its main

characteristics.

1.1

Features

• 184-Pin Unbuffered Double Data Rate SDRAM (ECC and non-parity) for PC and Workstation main memory applications

• One rank 32M

×64, 64M ×64, 64M ×72 ,and two ranks 128M ×64 ,128M ×72 organization

• Standard Double Data Rate Synchronous DRAMs (DDR SDRAM) Single +2.5V (

±0.2V) and +2.6V (±0.1V) power supply

for DDR400

• Built with 512 Mbit DDR SDRAM in P-TSOPII-66-1 package

• Programmable CAS Latency, Burst Length, and Wrap Sequence (Sequential & Interleave)

• Auto Refresh (CBR) and Self Refresh

• All inputs and outputs SSTL_2 compatible

• Standard MO-206 form factor: 133.35 mm

× 31.75 mm × 4.00 mm max.

• Standard reference layout for raw cards: A, B and C

• Gold plated contacts

TABLE 1

Performance

1) RoHS Compliant Product: Restriction of the use of certain hazardous substances (RoHS) in electrical and electronic equipment as defined

in the directive 2002/95/EC issued by the European Parliament and of the Council of 27 January 2003. These substances include mercury,

lead, cadmium, hexavalent chromium, polybrominated biphenyls and polybrominated biphenyl ethers.

Part Number Speed Code

–5

–6

Unit

Speed Grade

Component

DDR400B

DDR333B

—

Module

PC3200–3033

PC2700–2533

—

max. Clock Frequency

@CL3

f

CK3

200

166

MHz

@CL2.5

f

CK2.5

166

166

MHz

@CL2

f

CK2

133

133

MHz