840AM-275LF

840AM-275LF Datasheet

The ICS840-275 is a SAS/SATA Oscillator

Part	Datasheet
840AM-275LF	840AM-275LF (pdf)

Related Parts	Information
840AM-275LFT	840AM-275LFT

PDF Datasheet Preview
75MHZ, LVCMOS/LVTTL OSCILLATOR REPLACEMENT The ICS840-275 is a SAS/SATA Oscillator Replacement and a member of the HiPerClocksTM HiPerClockS family of high performance devices from IDT. The ICS840-275 uses a 25MHz crystal to synthesize 75MHz. The ICS840-275 has excellent jitter performance. The ICS840-275 is packaged in a small 8-pin SOIC, making it ideal for use in systems with limited board space. ICS840-275 • Two LVCMOS/LVTTL output, output impedence • Crystal oscillator interface designed for 25MHz, 18pF parallel resonant crystal • Output frequency 75MHz • Random jitter 3ps typical • Deterministic jitter 0.2ps typical • 3.3V operating supply • 0°C to 70°C ambient operating temperature • Available in both standard RoHS 5 and lead-free RoHS 6 packages BLOCK DIAGRAM OE Pullup 25MHz XTAL_IN XTAL_OUT Clock Synthesizer 75MHz Q0 PIN ASSIGNMENT VDD 1 XTAL_OUT 2 XTAL_IN 3 OE 4 8 Q1 7 Q0 6 VDDO 5 GND ICS840-275 8-Lead SOIC 3.90mm x 4.92mm x 1.37mm body package M Package Top View The Preliminary Information presented herein represents a product in pre-production. The noted characteristics are based on initial product characterization and/or qualification. Integrated Device Technology, Incorporated IDT reserves the right to change any circuitry or specifications without notice. IDT / ICS LVCMOS OSCILLATOR REPLACEMENT ICS840-275 75MHZ, LVCMOS/LVTTL OSCILLATOR REPLACEMENT TABLE PIN DESCRIPTIONS Number Name Type Power Power supply pin. XTAL_OUT, XTAL_IN Input Crystal oscillator interface. XTAL_IN is the input, XTAL_OUT is the output. Input Pullup Output enable pin. When HIGH, Qx outputs are enabled. When LOW, forces Qx outputs to HiZ state. LVCMOS/LVTTL interface levels. Power TABLE ORDERING INFORMATION Part/Order Number Marking Package Shipping Packaging Temperature ICS840AM-275 840AM275 8 lead SOIC tube 0°C to 70°C ICS840AM-275T 840AM275 8 lead SOIC 2500 tape & reel 0°C to 70°C ICS840AM-275LF 8 lead "Lead-Free" SOIC tube 0°C to 70°C ICS840AM-275LFT 8 lead "Lead-Free" SOIC 2500 tape & reel 0°C to 70°C NOTE Parts that are ordered with an "LF" suffix to the part number are the Pb-Free configuration and are RoHS compliant. While the information presented herein has been checked for both accuracy and reliability, Integrated Device Technology, Incorporated IDT assumes no responsibility for either its use or for infringement of any patents or other rights of third parties, which would result from its use. No other circuits, patents, or licenses are implied. This product is intended for use in normal commercial applications. Any other applications such as those requiring high reliability or other extraordinary environmental requirements are not recommended without additional processing by IDT. IDT reserves the right to change any circuitry or specifications without notice. IDT does not authorize or warrant any IDT product for use in life support devices or critical medical instruments. IDT / ICS LVCMOS OSCILLATOR REPLACEMENT ICS840-275 75MHZ, LVCMOS/LVTTL OSCILLATOR REPLACEMENT Innovate with IDT and accelerate your future networks. Contact: For Sales 800-345-7015 408-284-8200 Fax 408-284-2775 For Tech Support 480-763-2056 Corporate Headquarters Integrated Device Technology, Inc. 6024 Silver Creek Valley Road San Jose, CA 95138 United States 800 345 7015 +408 284 8200 outside U.S. Asia Pacific and Japan Integrated Device Technology Singapore 1997 Pte. Ltd. Reg. No. 199707558G 435 Orchard Road #20-03 Wisma Atria Singapore 238877 +65 6 887 5505 Europe IDT Europe, Limited 321 Kingston Road Leatherhead, Surrey KT22 7TU England +44 0 1372 363 339 Fax +44 0 1372 378851 2006 Integrated Device Technology, Inc. All rights reserved. Product specifications subject to change without notice. IDT, the IDT logo, ICS and HiPerClockS are trademarks of Integrated Device Technology, Inc. Accelerated Thinking is a service mark of Integrated Device Technology, Inc. All other brands, product names and marks are or may be trademarks or registered trademarks used to identify products or services of their respective owners. Printed in USA

PDF Datasheet Preview

75MHZ, LVCMOS/LVTTL OSCILLATOR REPLACEMENT

The ICS840-275 is a SAS/SATA Oscillator

Replacement and a member of the HiPerClocksTM

HiPerClockS family of high performance devices from IDT. The

ICS840-275 uses a 25MHz crystal to synthesize
75MHz. The ICS840-275 has excellent jitter
performance. The ICS840-275 is packaged in a small 8-pin SOIC,
making it ideal for use in systems with limited board space.

ICS840-275
• Two LVCMOS/LVTTL output, output impedence
• Crystal oscillator interface designed for 25MHz,
18pF parallel resonant crystal
• Output frequency 75MHz
• Random jitter 3ps typical
• Deterministic jitter 0.2ps typical
• 3.3V operating supply
• 0°C to 70°C ambient operating temperature
• Available in both standard RoHS 5 and lead-free RoHS 6
packages

BLOCK DIAGRAM

OE Pullup
25MHz XTAL_IN

XTAL_OUT

Clock Synthesizer
75MHz Q0

PIN ASSIGNMENT

VDD 1 XTAL_OUT 2

XTAL_IN 3 OE 4
8 Q1 7 Q0 6 VDDO 5 GND

ICS840-275
8-Lead SOIC 3.90mm x 4.92mm x 1.37mm body package

M Package Top View

The Preliminary Information presented herein represents a product in pre-production. The noted characteristics are based on initial product characterization and/or qualification. Integrated Device Technology, Incorporated IDT reserves the right to change any circuitry or specifications without notice.

IDT / ICS LVCMOS OSCILLATOR REPLACEMENT

ICS840-275 75MHZ, LVCMOS/LVTTL OSCILLATOR REPLACEMENT

TABLE PIN DESCRIPTIONS

Number

Name

Type

Power

Power supply pin.

XTAL_OUT, XTAL_IN

Input

Crystal oscillator interface. XTAL_IN is the input, XTAL_OUT is the output.

Input

Pullup

Output enable pin. When HIGH, Qx outputs are enabled. When LOW, forces Qx outputs to HiZ state. LVCMOS/LVTTL interface levels.

Power
TABLE ORDERING INFORMATION

Part/Order Number

Marking

Package

Shipping Packaging Temperature

ICS840AM-275
840AM275
8 lead SOIC
tube
0°C to 70°C

ICS840AM-275T
840AM275
8 lead SOIC
2500 tape & reel
0°C to 70°C

ICS840AM-275LF
8 lead "Lead-Free" SOIC
tube
0°C to 70°C

ICS840AM-275LFT
8 lead "Lead-Free" SOIC
2500 tape & reel
0°C to 70°C

NOTE Parts that are ordered with an "LF" suffix to the part number are the Pb-Free configuration and are RoHS compliant.

While the information presented herein has been checked for both accuracy and reliability, Integrated Device Technology, Incorporated IDT assumes no responsibility for either its use or for infringement of any patents or other rights of third parties, which would result from its use. No other circuits, patents, or licenses are implied. This product is intended for use in normal commercial applications. Any other applications such as those requiring high reliability or other extraordinary environmental requirements are not recommended without additional processing by IDT. IDT reserves the right to change any circuitry or specifications without notice. IDT does not authorize or warrant any IDT product for use in life support devices or critical medical instruments.

IDT / ICS LVCMOS OSCILLATOR REPLACEMENT

ICS840-275 75MHZ, LVCMOS/LVTTL OSCILLATOR REPLACEMENT

Innovate with IDT and accelerate your future networks. Contact:

For Sales
800-345-7015 408-284-8200 Fax 408-284-2775

For Tech Support
480-763-2056

Corporate Headquarters

Integrated Device Technology, Inc. 6024 Silver Creek Valley Road San Jose, CA 95138 United States 800 345 7015 +408 284 8200 outside U.S.

Asia Pacific and Japan

Integrated Device Technology Singapore 1997 Pte. Ltd. Reg. No. 199707558G 435 Orchard Road #20-03 Wisma Atria Singapore 238877 +65 6 887 5505

Europe

IDT Europe, Limited 321 Kingston Road Leatherhead, Surrey KT22 7TU England +44 0 1372 363 339 Fax +44 0 1372 378851
2006 Integrated Device Technology, Inc. All rights reserved. Product specifications subject to change without notice. IDT, the IDT logo, ICS and HiPerClockS are trademarks of Integrated Device Technology, Inc. Accelerated Thinking is a service mark of Integrated Device Technology, Inc. All other brands, product names and marks are or may be trademarks or registered trademarks used to identify products or services of their respective owners. Printed in USA

Notice: we do not provide any warranties that information, datasheets, application notes, circuit diagrams, or software stored on this website are up-to-date or error free. The archived 840AM-275LF Datasheet file may be downloaded here without warranties.

Datasheet ID: 840AM-275LF 637083