Internet Data Sheet

Rev. 1.01, 2006-09

3

03062006-PK3L-ZYSE

HYS72T256322HP–[3S/3.7]–A

Registered DDR2 SDRAM Modules

1Overview

This chapter gives an overview of the 240-pin Dual Die Registered Very Low Profile DDR2 SDRAM Modules with parity product

family and describes its main characteristics.

1.1

Features

• 240-pin PC2-5300 and PC2-4200 DDR2 SDRAM memory

modules for PC, Workstation and Server main memory

applications

• Two ranks 256M x 72 module organization and

2 x 128M

× 4 chip organization

• 2 GByte module built with 512-Mbit DDR2 SDRAMs in P-

TFBGA-63 chipsize packages.

• Standard Double-Data-Rate-Two Synchronous DRAMs

(DDR2 SDRAM) with a single + 1.8 V (

± 0.1 V) power

supply

• All speed grades faster than DDR2-400 comply with

DDR2-400 timing specifications as well.

• VLP (Very Low Profile) Registered DIMM Parity bit for

address and control bus

• Programmable CAS Latencies (3, 4 & 5), Burst Length (4

& 8) and Burst Type

• Auto Refresh (CBR) and Self Refresh

• High Temperature Self Refresh

• All inputs and outputs SSTL_18 compatible

• Off-Chip Driver Impedance Adjustment (OCD) and On-Die

Termination (ODT)

• Based on standard reference layouts Raw Card “W”

• RDIMM with parity Dimensions (nominal): 18.30 mm high,

133.35 mm wide

TABLE 1

Performance for –3S & –3.7

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.

Product Type Speed Code

–3S

–3.7

Unit

Speed Grade

PC2–5300 5–5–5

PC2–4200 4–4–4

—

max. Clock Frequency

@CL5

f

CK5

333

266

MHz

@CL4

f

CK4

266

266

MHz

@CL3

f

CK3

200

200

MHz

min. RAS-CAS-Delay

t

RCD

15

15

ns

min. Row Precharge Time

t

RP

15

15

ns

min. Row Active Time

t

RAS

45

45

ns

min. Row Cycle Time

t

RC

60

60

ns