1180026-XXX

1180026-XXX 20.000 MHz OCXO Stratum 3E ♦Frequency Stability to Stratum 3E of GR-1244 ♦Recommended for or use with Zarlink SONET/SDH System Synchronizer Chip Sets ♦+3.3Vdc or +5.0Vdc Operation ♦Precision Low Aging “SC” Cut Crystal ♦Through-Hole or Surface Mount Configuration ♦RoHS Compliant Electrical Characteristics Parameter Power Requirements Power Supply ¹ Turn-On Power Steady State Power Start-Up Time Warm-Up Time Frequency Stabilities Center Frequency Initial Tolerance Frequency vs. Temperature Frequency vs. Voltage Frequency vs Time (Aging) 24 Hour Holdover Stability Total Free-Running Accuracy Waveform: HCMOS Output Symmetry Amplitude Rise/Fall Times Load Sub-Harmonics Phase Noise Offset = 1 Hz 10 Hz 100 Hz 1 KHz 10 KHz 1 -70 -103 -130 -140 -142 Sym Vo tr, tf RL @ 50% Level Logic “1” Logic “0” 20% to 80% Output to Ground 40 0.9Vcc 0.1Vcc 4 10KΩ // 15pF -25 -60 -100 -125 -130 -135 dBc dBc/Hz dBc/Hz dBc/Hz dBc/Hz dBc/Hz 7 50 60 % V V nSec Vcc Pmax Pss Tsu Twu ± 5% ± 5% Vcc = Max. Std. Load Vcc = Max Std. Load @ +25°C To 90% Amplitude To meet full spec @ +25°C 3.135 4.75 3.30 5.0 3.5 1.5 50 15 3.465 5.25 4.0 Vdc Vdc W W mSec minutes Sym Conditions Min Typical Max Unit fnom fcal ∆f/∆Temp ∆f/∆Vcc ∆f/∆Time ∆f/24Hr ∆f/Life Ta = +25°C (At time of Shipment) Operating Temperature ¹ Vcc ± 5% per Day 20 years Inclusive of Temperature, Supply Variation and 24 hours Aging All Conditions for 20 years (Reference to fnom) 20.000 ± 0.3 ±6 ±1 ±1 ±8 ± 1.5 ± 10 ± 2.1 ± 0.5 ±8 MHz ppm ppb ppb ppb ppm ppb ppm See Dash Number Table for Voltage and Operating Temperature ♦♦♦ CTS ♦ 171 Covington Dr. ♦ Bloomingdale, IL 60108 ♦ 800-757-6686 ♦ www.ctscorp.com ♦♦♦ REVISION X4 Page 1 of 4 1180026-XXX 20.000 MHz OCXO Stratum 3E Dash Number Table (CTS Dash No. = -XXX) No Air-Flow Shield CTS Dash No. -001 -002 -003 -004 -005 -006 -007 -008 Package Specification Figure 1 Figure 1 Figure 1 Figure 1 Figure 2 Figure 2 Figure 2 Figure 2 Vcc +5.0 Vdc +5.0 Vdc +3.3 Vdc +3.3 Vdc +5.0 Vdc +5.0 Vdc +3.3 Vdc +3.3 Vdc Operating Temperature Range 0°C to +70°C -40°C to +85°C 0°C to +70°C -40°C to +85°C 0°C to +70°C -40°C to +85°C 0°C to +70°C -40°C to +85°C CTS Dash No. -011 -012 -013 -014 -015 -016 -017 -018 With Air-Flow Shield Package Specification Figure 3 Figure 3 Figure 3 Figure 3 Figure 4 Figure 4 Figure 4 Figure 4 Vcc +5.0 Vdc +5.0 Vdc +3.3 Vdc +3.3 Vdc +5.0 Vdc +5.0 Vdc +3.3 Vdc +3.3 Vdc Operating Temperature Range 0°C to +70°C -40°C to +85°C 0°C to +70°C -40°C to +85°C 0°C to +70°C -40°C to +85°C 0°C to +70°C -40°C to +85°C Complete CTS orderable part number includes 1180026-XXX (where –XXX = CTS Dash No. from this table) Environmental and Mechanical Requirements Storage Temperature : Reflow Soldering : Shock : Vibration : Case : Seal : Surface Mount Base : MSL : 6/6 RoHS Compliance : -55°C to +125°C Will withstand 240°C for 20 seconds 50 G’s 11 ms, Pulse, 3 shocks per axis 10G’s Peak, 20 to 2000 Hz Dual-in-Line Resistance Weld High Temperature FR-4 1 This product is fully compliant to RoHS Directive 2002/95/EC ♦♦♦ CTS ♦ 171 Covington Dr. ♦ Bloomingdale, IL 60108 ♦ 800-757-6686 ♦ www.ctscorp.com ♦♦♦ REVISION X4 Page 2 of 4 1180026-XXX 20.000 MHz OCXO Stratum 3E Package Specifications Figure 1 Figure 2 CTS 1180026-XXX 20.000 MHz S/N XXXXX YYWW Made in China CTS 1180026-XXX 20.000 MHz S/N XXXXX YYWW Made in China TEST # ♦♦♦ CTS ♦ 171 Covington Dr. ♦ Bloomingdale, IL 60108 ♦ 800-757-6686 ♦ www.ctscorp.com ♦♦♦ REVISION X4 Page 3 of 4 1180026-XXX 20.000 MHz OCXO Stratum 3E Package Specifications (continued) Figure 3 Figure 4 CTS 1180026-XXX 20.000 MHz S/N XXXXX YYWW Made in China CTS 1180026-XXX 20.000 MHz S/N XXXXX YYWW Made in China TEST # ♦♦♦ CTS ♦ 171 Covington Dr. ♦ Bloomingdale, IL 60108 ♦ 800-757-6686 ♦ www.ctscorp.com ♦♦♦ REVISION X4 Page 4 of 4