954226AGLF

954226AGLF Datasheet


954226

Part Datasheet
954226AGLF 954226AGLF 954226AGLF (pdf)
Related Parts Information
954226AGLFT 954226AGLFT 954226AGLFT
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DATASHEET

Programmable Timing Control HubTM for Mobile P4TM Systems
954226

Recommended Application CK410M Compatible Main Clock

Key Specifications
• CPU outputs cycle-cycle jitter < 85ps
• PCI Express outputs cycle-cycle jitter < 125ps

Output Features
• 2 - 0.7V current-mode differential CPU pairs
• 4 - 0.7V current-mode differential PCI Express* pairs
• 1 - 0.7V current-mode differential CPU/PCI Express
selectable pair
• 1 - 0.7V current-mode differential SATA pair
• 1 - 0.7V current-mode differential LCDCLK/PCI Express
selectable pair
• 4 - PCI 33MHz
• 2 - PCICLK_F, 33MHz free-running
• 1 - USB, 48MHz
• 1 - DOT, 96MHz, 0.7V current differential pair
• 2 - REF, 14.318MHz
• SATA outputs cycle-cycle jitter < 125ps
• PCI outputs cycle-cycle jitter < 500ps
• +/- 300ppm frequency accuracy on CPU, PCI Express
and SATA clocks
• +/- 100ppm frequency accuracy on USB clocks Features/Benefits
• Supports tight ppm accuracy clocks for Serial-ATA and

PCI Express
• Supports programmable spread percentage and
frequency
• Uses external 14.318MHz crystal, external crystal load caps are required for frequency tuning
• Supports undriven differential CPU, PCI Express pair in PD for power management.
• PEREQ# pins to support PCI Express and SATA power management.

MLF Pin Configuration

TSSOP Pin Configuration

GND PCICLK5 PCICLK4 PCICLK3 GND VDDPCI PCICLK2/REQ_SEL** PCI/SRC_STOP# CPU_STOP# REF1/FSLC/TEST_SEL REF0 GND X1 X2
56 55 54 53 52 51 50 49 48 47 46 45 44 43

VDDPCI 1 ITP_EN/PCICLK_F0 2 **SELPCIEX_LCDCLK#/PCICLK_F1 3
42 VDDREF 41 SDATA 40 SCLK

Vtt_PwrGd#/PD 4
39 GND

VDD48 5
38 CPUCLKT0

FSLA/USB_48MHz 6
37 CPUCLKC0

GND 7 DOTT_96MHz 8

ICS 954226AKLF
36 VDDCPU 35 CPUCLKT1

DOTC_96MHz 9
34 CPUCLKC1

FSLB/TEST_MODE 10
33 IREF

LCDCLK_SS/PCIEXT0 11
32 GNDA

LCDCLK_SS/PCIEXC0 12
31 VDDA

PCIEXT1 13
30 CPUCLKT2_ITP/PCIEXT6

PCIEXC1 14
Ordering Information

Part / Order Number 954226AGLF 954226AGLFT 954226AKLF 954226AKLFT

Shipping Packaging Tubes

Tape and Reel Tubes

Tape and Reel

Package 56-pin TSSOP 56-pin TSSOP
56-pin MLF 56-pin MLF

Temperature 0 to +70° C 0 to +70° C 0 to +70° C 0 to +70° C

Programmable Timing Control HubTM for Mobile P4TM Systems
954226 Programmable Timing Control HubTM for Mobile P4TM Systems
3/29/2005
7/14/2006

A 4/12/2010 RDW
Description Updated Ordering Information from "Lead Free" to "Annealed Lead Free"
Added MLF Pinout, Pin Description and Ordering Information. Clean up Electrical Tables Corrected Test Clarification Table Move to final

Page # 18
1, 4, 5, 21

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Europe

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2010 Integrated Device Technology, Inc. All rights reserved. Product specifications subject to change without notice. IDT, ICS, and the IDT logo 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
More datasheets: CENGLH7A400-10-400BC | CENGLH7A400-10-504HC-B | CENGLH7A400-10-504HC-C | CENGLH7A400-10-403EI | CENGLH7A400-10-402HC | CENGLH7A400-10-402EC | CENGLH7A400-10-402HI | CENGLH7A400-10-503HC-B | CENGLH7A400-10-504HI | 954226AGLFT


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Datasheet ID: 954226AGLF 636875