637V156G5C3T

Model 637 637 Very Low Jitter LVPECL or LVDS Clock Features






Ceramic Surface Mount Package Very Low Phase Jitter Performance, 500fs Maximum Fundamental or 3rd Overtone Crystal Design Frequency Range 10 – 320MHz * +2.5V or +3.3V Operation [+1.8V LVDS only] Output Enable Standard Tape and Reel Packaging, EIA-481 Part Dimensions: 7.0 × 5.0 × 2.0mm • 178.462mg Standard Frequencies * See Page 9 for common frequencies. Check with factory for availability of frequencies not listed. Applications
SerDes
Storage Area Networking
Broadband Access
SONET/SDH/DWDM
PON
Ethernet/Gbe/SyncE
Fiber Channel
Medical Electronics
Test and Measurement Description CTS Model 637 is a low cost, high performance clock oscillator supporting differential LVPECL or LVDS outputs. Employing the latest IC technology, M637 has excellent stability and low jitter/phase noise performance. Ordering Information Model Output Type 637 P Frequency Code [MHz] X X X or XX X X Frequency Stability 3 Frequency Code 1 Product Frequency Code Code P L E V Notes: 1] 2] 3] 4] Output LVPECL - Pin 1 Enable LVDS - Pin 1 Enable LVPECL - Pin 2 Enable LVDS - Pin 2 Enable Code 6 5 Stability 2 ±20ppm ±25ppm Temperature Range G Supply Voltage 3 Temp. Range Code -10°C to +60°C A -20°C to +70°C C -40°C to +85°C I 3 G -40°C to +105°C Code 4 3 Stability ±30ppm ±50ppm Code 2 Pack aging T Packing Code 1k pcs./reel T Code M 2 3 Voltage 4 +1.8Vdc +2.5Vdc +3.3Vdc Stability ±100ppm Refer to document 016-1454-0, Frequency Code Tables. 3-digits for frequencies