© 2006 CTS Corporation. All rights reserved. Information subject to change.

CTS Electronic Components

Page 3

July 06

www.ctscorp.com

DDR SDRAM Terminator

Applications

Complete ClearONE Product, Processing, and Application Information can be found at the following link:

http://www.ctscorp.com/components/clearone.asp

This product is covered by one or more of the following U.S. and foreign patents:

US 5,977,863; TW 133,148; US 6,005,777; US 6,194,979; TW 89104035; US 6,097,277; US 6,246,312; US 6,749,775; US 6,577,225; US 6,963,265;

US 6,897,761; US 6,882,266; US 6,946,733; US 6,856,516. Other U.S. and foreign patents pending.

DIMM

Memory Controller

D0

LDQS

D15

UDQS

DIMM

DIMM

DIMM

VTT

VTT

RT2404

RT2402

DDR SDRAM SSTL_2

ith

Single End Termination.

SSTL_2

Vout

VREF = 0.5V x V

DDQ

VIN

RS = 25 ohms

1/18 RT2404

RT = 50 ohms

1/18 RT2402

SSTL_2 Class I, symmetrically

single parallel terminated output

load, and series resistor.

SSTL_2

Vout

VREF = 0.5V x V

DDQ

VIN

RS = 25 ohms

1/9 RT2400(R2)

RT2 = 50 ohms

1/18 RT2402

SSTL_2 Class II, symmetrically

double parallel terminated output

load, and series resistor.

RT1 = 50 ohms

1/9 RT2400(R1)

SSTL_2

Vout

VIN

RT = 50 ohms

1/18 RT2402

SSTL_2 Class I, symmetrically

double parallel terminated output.

RT = 50 ohms

1/18 RT2402