CY28346OXC

CY28346OXC Datasheet

CY28346

Part	Datasheet
CY28346OXC	CY28346OXC (pdf)

Related Parts	Information
CY28346OXCT	CY28346OXCT
CY28346ZXC	CY28346ZXC
CY28346ZXCT	CY28346ZXCT

PDF Datasheet Preview
CY28346 Clock Synthesizer with Differential CPU Outputs • Compliant with CK 408 Mobile Clock Synthesizer specifications • 3.3V power supply • Three differential CPU clocks • Ten copies of PCI clocks Table Frequency Table[1] S2 S1 S0 CPU 0:2 3V66 1 0 1 100M 1 0 200M 1 133M 0 1 100M 0 1 0 200M 0 1 133M Hi-Z Hi-Z M 0 1 TCLK/2 TCLK/4 66BUFF 0:2 / 3V66 0:4 66IN 66M Hi-Z TCLK/4 • 5/6 copies of 3V66 clocks • SMBus support with read-back capabilities • Spread Spectrum electromagnetic interference EMI reduction • Dial-a-Frequency features • Dial-a-dB features • 56-pin TSSOP and SSOP packages 66-MHz clock input 66-MHz clock input 66-MHz clock input 66-MHZ clock input 66M Hi-Z TCLK/4 PCI_FPCI 66IN/2 66IN/2 66IN/2 66IN/2 33 M 33 M 33 M 33 M Hi-Z TCLK/8 REF 14.318M 14.318M 14.318M 14.318M 14.318M 14.318M 14.318M 14.318M Hi-Z TCLK USB/ DOT 48M Hi-Z TCLK/2 Block Diagram XIN XOUT CPU_STP# IREF VSSIREF S 0:2 MULT0 VTT_PG# PCI_STP# PLL1 PLL2 SDATA SCLK VDDA WD Logic I2C Logic Power Up Logic Pin Configuration CPUT 0:2 CPUC 0:2 3V66_0 3V66_1/VCH PCI 0:6 Ordering Information Part Number CY28346OC CY28346OCT CY28346ZC CY28346ZCT Lead-free CY28346OXC CY28346OXCT CY28346ZXC CY28346ZXCT Package Type 56-pin SSOP Tube 56-pin SSOP Tape and Reel 56-pin TSSOP Tube 56-pin TSSOP Tape and Reel 56-pin SSOP Tube 56-pin SSOP Tape and Reel 56-pin TSSOP Tube 56-pin TSSOP Tape and Reel Product Flow Commercial, 0° to 70°C Commercial, 0° to 70°C Commercial, 0° to 70°C Commercial, 0° to 70°C Commercial, 0° to 70°C Commercial, 0° to 70°C Commercial, 0° to 70°C Commercial, 0° to 70°C Page 18 of 20 Package Drawing and Dimensions 56-lead Shrunk Small Outline Package O56 CY28346 56-Lead Thin Shrunk Small Outline Package, Type II 6 mm x 12 mm Z56 51-85062-C DIMENSIONS IN MM[INCHES] MIN. REFERENCE JEDEC MO-153 PACKAGE WEIGHT 0.42gms PART # Z5624 STANDARD PKG. ZZ5624 LEAD FREE PKG. MAX. MAX. GAUGE PLANE SEATING PLANE 0° -8° 51-85060-C Intel is a registered trademark of Intel Corporation. Dial-a-Frequency and Dial-a-dB are trademarks of Cypress Semiconductor. All product and company names mentioned in this document may be the trademarks of their respective holders. Page 19 of 20 Cypress Semiconductor Corporation, The information contained herein is subject to change without notice. Cypress Semiconductor Corporation assumes no responsibility for the use of any circuitry other than circuitry embodied in a Cypress product. Nor does it convey or imply any license under patent or other rights. Cypress products are not warranted nor intended to be used for medical, life support, life saving, critical control or safety applications, unless pursuant to an express written agreement with Cypress. Furthermore, Cypress does not authorize its products for use as critical components in life-support systems where a malfunction or failure may reasonably be expected to result in significant injury to the user. The inclusion of Cypress products in life-support systems application implies that the manufacturer assumes all risk of such use and in doing so indemnifies Cypress against all charges. CY28346 Document History Page Document Title CY28346 Clock Synthesizer with Differential CPU Outputs Document Number 38-07331 ECN NO. Issue Date Orig. of Change Description of Change 111653 02/21/02 New Data Sheet 113983 03/08/02 Figure 14 changed 122897 12/26/02 Add power up requirements to maximum ratings information 333314 See ECN

PDF Datasheet Preview

CY28346

Clock Synthesizer with Differential CPU Outputs
• Compliant with CK 408 Mobile Clock Synthesizer specifications
• 3.3V power supply
• Three differential CPU clocks
• Ten copies of PCI clocks

Table Frequency Table[1]

S2 S1 S0 CPU 0:2 3V66
1 0 1 100M
1 0 200M
1 133M
0 1 100M
0 1 0 200M
0 1 133M

Hi-Z

Hi-Z

M 0 1 TCLK/2 TCLK/4
66BUFF 0:2 / 3V66 0:4 66IN 66M Hi-Z TCLK/4
• 5/6 copies of 3V66 clocks
• SMBus support with read-back capabilities
• Spread Spectrum electromagnetic interference EMI
reduction
• Dial-a-Frequency features
• Dial-a-dB features
• 56-pin TSSOP and SSOP packages
66-MHz clock input 66-MHz clock input 66-MHz clock input 66-MHZ clock input
66M Hi-Z TCLK/4

PCI_FPCI 66IN/2 66IN/2 66IN/2 66IN/2 33 M 33 M 33 M 33 M Hi-Z TCLK/8

REF 14.318M 14.318M 14.318M 14.318M 14.318M 14.318M 14.318M 14.318M

Hi-Z TCLK

USB/ DOT 48M Hi-Z TCLK/2

Block Diagram

XIN XOUT

CPU_STP# IREF

VSSIREF S 0:2

MULT0

VTT_PG#

PCI_STP#

PLL1 PLL2

SDATA SCLK

VDDA

WD Logic

I2C Logic

Power Up Logic

Pin Configuration

CPUT 0:2 CPUC 0:2
3V66_0 3V66_1/VCH

PCI 0:6
Ordering Information

Part Number CY28346OC CY28346OCT CY28346ZC CY28346ZCT Lead-free CY28346OXC CY28346OXCT CY28346ZXC CY28346ZXCT

Package Type 56-pin SSOP Tube 56-pin SSOP Tape and Reel 56-pin TSSOP Tube 56-pin TSSOP Tape and Reel
56-pin SSOP Tube 56-pin SSOP Tape and Reel 56-pin TSSOP Tube 56-pin TSSOP Tape and Reel

Product Flow Commercial, 0° to 70°C Commercial, 0° to 70°C Commercial, 0° to 70°C Commercial, 0° to 70°C

Commercial, 0° to 70°C Commercial, 0° to 70°C Commercial, 0° to 70°C Commercial, 0° to 70°C

Page 18 of 20

Package Drawing and Dimensions
56-lead Shrunk Small Outline Package O56

CY28346
56-Lead Thin Shrunk Small Outline Package, Type II 6 mm x 12 mm Z56
51-85062-*C

DIMENSIONS IN MM[INCHES] MIN.

REFERENCE JEDEC MO-153 PACKAGE WEIGHT 0.42gms

PART # Z5624 STANDARD PKG. ZZ5624 LEAD FREE PKG.

MAX.

MAX.

GAUGE PLANE

SEATING PLANE
0° -8°
51-85060-*C

Intel is a registered trademark of Intel Corporation. Dial-a-Frequency and Dial-a-dB are trademarks of Cypress Semiconductor. All product and company names mentioned in this document may be the trademarks of their respective holders.

Page 19 of 20

Cypress Semiconductor Corporation, The information contained herein is subject to change without notice. Cypress Semiconductor Corporation assumes no responsibility for the use of any circuitry other than circuitry embodied in a Cypress product. Nor does it convey or imply any license under patent or other rights. Cypress products are not warranted nor intended to be used for medical, life support, life saving, critical control or safety applications, unless pursuant to an express written agreement with Cypress. Furthermore, Cypress does not authorize its products for use as critical components in life-support systems where a malfunction or failure may reasonably be expected to result in significant injury to the user. The inclusion of Cypress products in life-support systems application implies that the manufacturer assumes all risk of such use and in doing so indemnifies Cypress against all charges.

CY28346

Document History Page

Document Title CY28346 Clock Synthesizer with Differential CPU Outputs Document Number 38-07331

ECN NO. Issue Date

Orig. of Change

Description of Change
111653
02/21/02

New Data Sheet
113983
03/08/02

Figure 14 changed
122897
12/26/02

Add power up requirements to maximum ratings information
333314

See ECN

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Datasheet ID: CY28346OXC 507722