643H

Model 643H Very Low Jitter HCSL Clock Features  High Speed Current Steering Logic [HCSL] Output  Ceramic Surface Mount Package  Low Phase Jitter Performance, 500fs Typical  Fundamental or 3rd Overtone Crystal Design  Frequency Range 13.5MHz – 156.25MHz *  +2.5V or +3.3V Operation  Output Enable Standard  Tape and Reel Packaging, EIA-418 Applications  PCI Express [PCIe]  Data Storage Systems  Ethernet Line Cards  Serial ATA Express [SATAe]  Intel Chipsets  Network Servers  Switches and Routers  Set-Top Boxes/DVRs Part Dimensions: 3.2 × 2.5 × 1.2mm 24mg Standard Frequencies - 25MHz - 100MHz - 27MHz - 106.25MHz - 50MHz - 125MHz - 155.52MHz - 156.25MHz * Check with factory for availability of frequencies not listed. Description CTS Model 643H is a low cost, high performance clock oscillator supporting HCSL output. Employing the latest IC technology, M643H has excellent stability and low phase jitter performance. Ordering Information Model 643 Output Type H Frequency Code [MHz] XXX or XXXX Frequency Stability 3 Temperature Range I Supply Voltage 3 Packaging R Code H Output HCSL - Pin 1 Enable Code 5 4 3 2 Stability ±25ppm ±30ppm ±50ppm ±100ppm Code 2 3 Voltage +2.5Vdc +3.3Vdc Code Frequency Code Temp. Range Code Packing Product Frequency Code 1 C -20°C to +70°C I -40°C to +85°C R 3k pcs./reel G -40°C to +105°C 2 Notes: 1] Refer to document 016-1454-0, Frequency Code Tables. 3-digits for frequencies <100MHz, 4-digits for freque...