CY2304NZ Four Output PCI-X and General Purpose Buffer Four Output PCI-X and General Purpose Buffer Features Functional Description ■ One input to four output buffer/driver ■ General-purpose or PCI-X clock buffer The CY2304NZ is a low-cost buffer designed to distribute high-speed clocks for PCI-X and other applications. The device operates at 3.3 V and outputs can run up to 140 MHz. ■ Buffers all frequencies from DC to 140 MHz For a complete list of related documentation, click here. ■ Output-to-output skew less than 100 ps Space-saving 8-pin TSSOP package Function Table ■ ■ 3.3 V operation ■ 60 ps typical output-output skew Inputs Outputs BUF_IN OE Output [1:4] L H L H L L H H L L L H Block Diagram Logic Control OE BUF_IN OUTPUT1 OUTPUT2 OUTPUT3 OUTPUT4 Pin Configuration 8-pin TSSOP Top View BUF_IN OE 1 8 2 7 OUTPUT1 GND 3 6 4 5 OUTPUT4 OUTPUT3 VDD OUTPUT2 Pin Description For CY2304NZ Signal Pin Description VDD 6 3.3 V voltage supply GND 4 Ground BUF_IN 1 Input clock OUTPUT [1:4] OE 3, 5, 7, 8 2 Outputs Input pin for output enable, active HIGH. Cypress Semiconductor Corporation Document Number: 38-07099 Rev. *K • 198 Champion Court • San Jose, CA 95134-1709 • 408-943-2600 Revised May 4, 2016 CY2304NZ Maximum Ratings Storage Temperature ............................... –65 °C to +150 °C Supply Voltage to Ground Potential .... –0.5 V to VDD + 0.5 V DC Input Voltage ................................ –0.5 V to VDD + 0.5 V Max. Soldering Temperature (10 sec.) ...................... 260 °C Junction Temperature ................................................ 150 °C Operating Conditions Parameter Description Min Max Unit VDD Supply Voltage 3.0 3.6 V TA Operating Temperature (Ambient Temperature) –40 85 °C CL Load Capacitance – 25 pF CIN Input Capacitance – 7 pF BUF_IN, Operating Frequency OUTPUT [1:4] DC 140 MHz tPU [1] 0.05 50 ms Power-up time for all VDD’s to reach minimum specified voltage (power ramps must be monotonic) Electrical Characteristics Parameter Min Max Unit Input LOW Voltage [2] – 0.8 V VIH Input HIGH Voltage [2] 2.0 – V IIL Input LOW Current VIN = 0 V –5 5 A IIH Input HIGH Current VIN = VDD –5 5 A IOL = 24 mA – 0.8 V IOL = 12 mA – 0.55 V IOH = –24 mA 2.0 – V IOH = –12 mA 2.4 – V – 25 mA VIL VOL VOH IDD Description Output LOW Voltage [3] Output HIGH Voltage [3] Supply Current Test Conditions Unloaded outputs at 66.66 MHz Thermal Resistance Parameter [4] Description θJA Thermal resistance (junction to ambient) θJC Thermal resistance (junction to case) Test Conditions 8-pin TSSOP Unit Test conditions follow standard test methods and procedures for measuring thermal impedance, in accordance with EIA/JESD51. 165 °C/W 33 °C/W Notes 1. This operating condition guarantees skew and propagation delay. 2. BUF_IN input has a threshold voltage of VDD/2. 3. Parameter is guaranteed by design and characterization. It is not 100% tested in production. 4. These parameters are guaranteed by design and are not tested. Document Number: 38-07099 Rev. *K Page 2 of 8 CY2304NZ Switching Characteristics For Commercial and Industrial Temperature Devices which are characterized over the frequency range of 1 MHz to 140 MHz. Parameter [5] Name Description Duty Cycle [6] = t2 t1 [6] t3 Rise Time t4 Fall Time [6] Min Typ Max Unit 40.0 50.0 60.0 % Measured between 0.8 V and 2.0 V – – 1.50 ns Measured between 0.8 V and 2.0 V – – 1.50 ns – 60 100 ps 2.5 3.5 5 ns Measured at 1.5 V [6] t5 Output to Output Skew t6 Propagation Delay, Measured at VDD/2 BUF_IN Rising Edge to OUTPUT Rising Edge [6] All outputs equally loaded Switching Waveforms Figure 1. Duty Cycle Timing t1 t2 1.5 V 1.5 V 1.5 V Figure 2. All Outputs Rise/Fall Time OUTPUT 2.0 V 0.8 V 2.0 V 0.8 V t3 3.3 V 0V t4 Figure 3. Output-Output Skew OUTPUT 1.5 V 1.5 V OUTPUT t5 Figure 4. Input-Output Propagation Delay INPUT VDD/2 VDD/2 OUTPUT t6 Notes 5. All parameters specified with loaded outputs. 6. Parameter is guaranteed by design and characterization. It is not 100% tested in production. Document Number: 38-07099 Rev. *K Page 3 of 8 CY2304NZ Ordering Information Ordering Code Package Type Operating Range Standard CY2304NZZI-1 8-pin TSSOP Industrial, –40 °C to 85 °C CY2304NZZI-1T 8-pin TSSOP – Tape and Reel Industrial, –40 °C to 85 °C CY2304NZZXC-1 8-pin TSSOP Commercial, 0 °C to 70 °C CY2304NZZXC-1T 8-pin TSSOP – Tape and Reel Commercial, 0 °C to 70 °C CY2304NZZXI-1 8-pin TSSOP Industrial, –40 °C to 85 °C CY2304NZZXI-1T 8-pin TSSOP – Tape and Reel Industrial, –40 °C to 85 °C Pb-free Ordering Code Definitions CY 2304NZ Z X X - X X X = blank or T blank = Tube; T = Tape and Reel X = 1 or 2 Temperature Range: X = C or I C = Commercial; I = Industrial X = Pb-free Package Type: Z = 8-pin TSSOP Base Device Part Number Company ID: CY = Cypress Document Number: 38-07099 Rev. *K Page 4 of 8 CY2304NZ Package Diagram Figure 5. 8-pin TSSOP (4.40 mm Body) Z08.173/ZZ08.173 Package Outline, 51-85093 51-85093 *E Document Number: 38-07099 Rev. *K Page 5 of 8 CY2304NZ Acronyms Acronym Document Conventions Description PCI Peripheral Component Interconnect TSSOP Thin-Shrink Small Outline Package Document Number: 38-07099 Rev. *K Units of Measure Symbol Unit of Measure °C degree Celsius Hz hertz MHz megahertz µA microampere mA milliampere ms millisecond mV millivolt ns nanosecond ohm % percent pF picofarad ps picosecond V volt W watt Page 6 of 8 CY2304NZ Document History Page Document Title: CY2304NZ, Four Output PCI-X and General Purpose Buffer Document Number: 38-07099 Rev. ECN No. Issue Date Orig. of Change ** 111420 02/12/02 IKA *A 118610 09/25/02 HWT *B 121820 12/14/02 RBI Updated Operating Conditions: Added tPU parameter and its details. *C 291098 See ECN RGL Updated Switching Characteristics: Specified typical value for “Output to Output Skew” parameter. Updated Ordering Information: Added Lead-free Devices. *D 2904623 04/05/10 CXQ Updated Ordering Information (Removed inactive parts). Updated Package Diagram. *E 3163624 02/05/2011 CXQ Updated Maximum Ratings (Removed reference to “Except REF” and “REF” for DC Input Voltage spec). Added Ordering Code Definitions. Updated Package Diagram. Added Acronyms and Units of Measure. Updated to new template. *F 3931498 04/08/2013 PURU Updated Maximum Ratings: Removed “Static Discharge Voltage” and its related information. Updated Package Diagram: spec 51-85093 – Changed revision from *C to *D. *G 4103402 08/23/2013 MNSB Updated Operating Conditions: Added Note 1 and referred the same note in tPU parameter. Updated to new template. *H 4312848 03/18/2014 CINM No technical updates. Completing Sunset Review. *I 4578443 11/25/2014 AJU Updated Functional Description: Added “For a complete list of related documentation, click here.” at the end. Updated Package Diagram: spec 51-85093 – Changed revision from *D to *E. *J 4756553 05/06/2015 TAVA Updated Switching Characteristics: Replaced “For Commercial and Industrial Temperature Devices” with “For Commercial and Industrial Temperature Devices which are characterized over the frequency range of 1 MHz to 140 MHz.” for characterization. *K 5258800 05/04/2016 PSR Added Thermal Resistance. Updated to new template. Document Number: 38-07099 Rev. *K Description of Change New data sheet. Updated Ordering Information: Added Industrial Temperature Range in the Ordering Information. Page 7 of 8 CY2304NZ Sales, Solutions, and Legal Information Worldwide Sales and Design Support Cypress maintains a worldwide network of offices, solution centers, manufacturer’s representatives, and distributors. To find the office closest to you, visit us at Cypress Locations. PSoC®Solutions Products ARM® Cortex® Microcontrollers Automotive cypress.com/arm cypress.com/automotive Clocks & Buffers cypress.com/clocks Interface Lighting & Power Control cypress.com/interface cypress.com/powerpsoc Memory PSoC Touch Sensing USB Controllers Wireless/RF cypress.com/memory PSoC 1 | PSoC 3 | PSoC 4 | PSoC 5LP Cypress Developer Community Forums | Projects | Video | Blogs | Training | Components Technical Support cypress.com/support cypress.com/psoc cypress.com/touch cypress.com/usb cypress.com/wireless © Cypress Semiconductor Corporation, 2002-2016. This document is the property of Cypress Semiconductor Corporation and its subsidiaries, including Spansion LLC ("Cypress"). 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