SL28SRC01 SKYWORKS | Alldatasheet

Document overview

  • Manufacturer or author: Skyworks Solutions, Inc.
  • PDF pages: 11

Technical content

Features

  • Low power PCI Express Gen 2 & Gen 3clock generator
  • One100-MHz differential SRC clocks
  • Low power push-pull output buffers (no 50ohm to ground needed)
  • Integrated 33ohm series termination resistors
  • Low jitter (<50pS)
  • SSON input for enabling spread spectrum clock
  • Triangular Spread Spectrum profile for maximum electromagnetic interference (EMI) reduction
  • Input frequency of 14.318MHz
  • Industrial Temperature -40 oC to 85oC
  • 3.3V power supply
  • 16-pin TSSOP package Pin Configuration Block Diagram PCI Express Gen 2 & Gen 3 Clock Generator

Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com 2 Rev. 0.2 • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice • September 5, 2021 Pin Definitions Pin No. Name Type Description 1 XIN I 14.318 MHz Crystal input. 2 VDD PWR 3.3V power supply 3 VDD PWR 3.3V power supply

4 VSS GND Ground

5 VDD PWR 3.3V power supply

6 VSS GND Ground

7 SRC1 O, DIF 100 MHz Differenti al serial reference clocks. 8 SRC1# O, DIF 100 MHz Differenti al serial reference clocks.

9 VSS GND Ground

10 VDD PWR 3.3V power supply 11 VDD PWR 3.3V power supply

12 VSS GND Ground

13 VDD PWR 3.3V power supply 14 SSON I 3.3V LVTTL input for enabling spread spectrum clock 0 = Disable, 1 = Enable (-0.5% SS) Extrenal 10K ohm pull-up or pull-down resistor required

15 VSS GND Ground

16 XOUT O 14.318 MHz Crystal output.

Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com 4 Rev. 0.2 • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice • September 5, 2021 Absolute Maximum Conditions Parameter Description Condition Min. Max. Unit VDD Core Supply Voltage – 4.6 V VIN Input Voltage Relative to V SS –0.5 4.6 V DC TS Temperature, Storage Non-functional –65 150 °C TA (commercial) Temperature, Operating Ambient, Commercial Functional 0 85 °C TA (industrial) Temperature, Operating Ambient, Industrial Functional -40 85 °C TJ Temperature, Junction Functional – 150 °C ØJC Dissipation, Junction to Case JEDEC (JESD 51) – 20 °C/ W ØJA Dissipation, Junction to Ambient JEDEC (JESD 51) – 60 °C/ W ESDHBM ESD Protection (Human Body Model) JEDEC (JESD 22 - A114) 2000 – V UL-94 Flammability Rating UL (Class) V–0 Parameter Description C ondition Min. Max. Unit VDD 3.3V Operating Voltage 3.3 ± 5% 3.135 3.465 V V IH 3.3V Input High Voltage 2.0 V DD + 0.3 V VIL 3.3V Input Low Voltage V SS – 0.3 0.8 V IIH Input High Leakage Current Except internal pull-down resistors, 0 < V IN < VDD –5 A IIL Input Low Leakage Current Except internal pull-up resistors, 0 < VIN < VDD –5 – A VOH 3.3V Output High Voltage I OH = –1 mA 2.4 – V VOL 3.3V Output Low Voltage I OL = 1 mA – 0.4 V IOZ High-impedance Output Current –10 10 A CIN Input Pin Capacitance 1.5 5 pF COUT Output Pin Capacitance 6 pF LIN Pin Inductance – 7 nH VXIH Xin High Voltage 0.7V DD VDD V VXIL Xin Low Voltage 0 0.3V DD V IDD3.3V Dynamic Supply Current – 40 mA

Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com 5 Rev. 0.2 • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice • September 5, 2021 Parameter Description Condition Min. Max. Unit Crystal TDC XIN Duty Cycle The device operates reliably with input duty cycles up to 30/70 but the REF clock duty cycle will not be within specification 47.5 52.5 % TPERIOD XIN Period When XIN is dr iven from an external clock source 69.841 71.0 ns TR/TF XIN Rise and Fall Times Measured between 0.3V DD and 0.7VDD –1 0 . 0 n s TCCJ XIN Cycle to Cycle Jitter As an average over 1- s duration – 500 ps LACC Long-term Accuracy Measured at VDD/2 differential – 250 ppm Clock Input TDC CLKIN Duty Cycle Measured at VDD/2 47 53 % TR/TF CLKIN Rise and Fall Times Measured between 0.2V DD and 0.8VDD 0.5 4.0 V/ns TCCJ CLKIN Cycle to Cycle Jitter Measured at VDD/2 – 250 ps TLTJ CLKIN Long Term Jitter Measured at VDD/2 – 350 ps VIL Input Low Voltage XIN / CLKIN pin – 0.8 V VIH Input High Voltage XIN / CLKIN pin 2 VDD+0.3 V IIL Input LowCurrent XIN / CLKIN pin, 0 < VIN <0.8 – 20 uA IIH Input HighCurrent XIN / CLKIN pin, VIN = VDD – 35 uA SRC T DC SRC Duty Cycle Measured at 0V differential 45 55 % TPERIOD 100 MHz SRC Period Measured at 0V differential at 0.1s 9.99900 10.0010 ns TPERIODSS 100 MHz SRC Period, SSC Measured at 0V differential at 0.1s 10.02406 10.02607 ns TPERIODAbs 100 MHz SRC Absolute Period Measured at 0V differential at 1 clock 9.87400 10.1260 ns TPERIODSSAbs 100 MHz SRC Absolute Period, SSC Meas ured at 0V differential at 1 clock 9.87406 10.1762 ns TCCJ SRC Cycle to Cycle Jitter Measured at 0V differential – 50 ps RMSGEN1 Output PCIe* Gen1 REFCLK phase jitter BER = 1E-12 (including PLL BW 8 - 16 MHz, ζ = 0.54, Td=10 ns, Ftrk=1.5 MHz) 0 108 ps RMSGEN2 Output PCIe* Gen2 REFCLK phase jitter Includes PLL BW 8 - 16 MHz, Jitter Peaking = 3dB, ζ = 0.54, Td=10 ns), Low Band, F < 1.5MHz 03 . 0 p s RMSGEN2 Output PCIe* Gen2 REFCLK phase jitter Includes PLL BW 8 - 16 MHz, Jitter Peaking = 3dB, ζ = 0.54, Td=10 ns), Low Band, F < 1.5MHz 03 . 1 p s RMSGEN3 Output phase jitter impact – PCIe* Gen3 Includes PLL BW 2 - 4 MHz, CDR = 10MHz) 01 . 0 p s LACC SRC Long Term Accuracy Measured at 0V differential – 100 ppm TR / TF SRC Rising/Falling Slew Rate Measured differentially from ±150 mV 2.5 8 V/ns TRFM Rise/Fall Matching Measured single-endedly from ±75 mV – 20 % VHIGH Voltage High 1.15 V VLOW Voltage Low –0.3 – V VOX Crossing Point Voltage at 0.7V Swing 300 550 mV Tjphasepll Phase Jitter (PLL BW 8-16MHz, 5-16MHz ) RMS value 3.1 pS ENABLE/DISABLE and SET-UP TSTABLE Clock Stabilization from Power-up – 1.8 ms TSS Stopclock Set-up Time 10.0 – ns

Figure 5. Single-ended Measurement for Differential Output Signals (for AC Parameters Measurement)

Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com 8 Rev. 0.2 • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice • September 5, 2021

Ordering Information

Part Number Package Type Product Flow Lead-free SL28SRC01BZI 16-pin TSSOP Industrial, -40  to 85C SL28SRC01BZIT 16-pin TSSOP–Tape and Reel Industrial, -40  to 85C SL 28 SRC01 B Z I T Temperature Designator Package Designator Z : TSSOP Revision Number A = 1 st Silicon Generic Part Number Designated Family Number Company Initials Packaging Designator for Tape and Reel This device is Pb free and RoHS compliant

Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com 9 Rev. 0.2 • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice • September 5, 2021 Package Diagrams 16-pin TSSOP

Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com 10 Rev. 0.2 • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice • September 5, 2021 Document History Document Title: SL28SRC01 PCI Express Gen 2 & Gen 3 Clock Generator REV. ECR# Issue Date Orig. of Change Description of Change 1.0 09/13/09 JMA New datasheet 1.1 11/06/09 JMA Updated Figure 4 AA 1454 04/25/10 JMA 1. Updated pin 6 definition on page 2 2. Updated revision to be ISO compliant 3. Updated package information 4. Added commercial temperature grade 5. Added clock in features

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