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932SQ426AGLF Datasheet(PDF) 1 Page - Integrated Device Technology |
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932SQ426AGLF Datasheet(HTML) 1 Page - Integrated Device Technology |
1 / 25 page DATASHEET CK420BQ DERIVATIVE SUPPORTING SRNS PCIE CLOCKING 932SQ426 IDT® CK420BQ DERIVATIVE SUPPORTING SRNS PCIE CLOCKING 1 932SQ426 REV C 022916 General Description The 932SQ426 is a CK420BQ derivative supporting Separate Reference no Spread (SRnS) PCIe clocking architectures. It uses a 25MHz crystal for maximum performance and has 100MHz outputs tuned for non-spreading applications to provide the most open eye diagram on PCIe links. Recommended Application CK420BQ for SRnS applications Output Features • 11 - HCSL 100MHz outputs for SRnS • 4 - NS_SAS/SRC outputs • 4 - CPU outputs • 3 - SRC outputs • 1 - HCSL DOT96 output • 1 - 3.3V 48M output • 5 - 3.3V PCI outputs • 1 - 3.3V 14.318M output Features/Benefits • Non-spread 100MHz outputs/ Supports SRnS PCIe architectures • 64-pin TSSOP and VFQFPN packages; maximum space savings Key Specifications • Cycle to cycle jitter: CPU/SRC/NS_SRC/NS_SAS < 50ps • Phase jitter: PCIe Gen2 <3ps rms • Phase jitter: PCIe Gen3 <1ps rms • Phase jitter: QPI 9.6GB/s <0.2ps rms • Phase jitter: NS-SAS <0.4ps rms using raw phase data • Phase jitter: NS-SAS <1.3ps rms using Clk Jit Tool 1.6.4 Block Diagram Logic X1_25 X2 SRC(2:0) SMBDAT SMBCLK CKPWRGD#/PD IREF CPU(3:0) Low Drift non-SS PLL <500ps LTJ NS_SAS(1:0) NS_SRC(1:0) DOT96 48M PCI(4:0) 14.31818MHz Non-SS PLL REF14M Test_Mode Test_Sel Non-SS PLL /3 |
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