645H2702G2T

Model 645H Very Low Jitter HCSL 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 – 160MHz * +2.5V or +3.3V Operation Output Enable Standard Tape and Reel Packaging, EIA-481 Part Dimensions: 5.0 × 3.2 × 1.4mm • 58.1mg Standard Frequencies * See Page 8 for common frequencies. Check with factory for availability of frequencies not listed. 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 Description CTS Model 645H is a low cost, high performance clock oscillator supporting HCSL output. Employing the latest IC technology, M645H has excellent stability and low phase jitter performance. Ordering Information Output Type H Model 645 Code H Frequency Stability 3 Frequency Code [MHz] XXX or XX XX Output HCSL - Pin 1 Enable Code 5 4 3 2 Code Frequency Product Frequency Code 1 Temperature Range I Stability ±25ppm ±30ppm ±50ppm ±100ppm Supply Voltage 3 Code 2 3 Code Temp. Range -20°C to +70°C C -40°C to +85°C I G -40°C to +105°C 2 Packaging T Voltage +2.5Vdc +3.3Vdc Code Packing 1k pcs./reel T Notes: 1] Refer to document 016-1454-0, Frequency Code Tables. 3-digits for frequencies