Model 03-42126 Dual-In-Line 20.0 MHz Stratum 3 OCXO ♦Low Cost ASIC Based Design ♦Frequency Stability to Stratum 3 of GR-1244 ♦Use with Zarlink SONET/SDH Synchronizer ZL30407 ♦+3.3Vdc or +5.0Vdc Operation ♦Precision Low Aging “AT” Cut Crystal ♦Through-Hole or Surface Mount Configuration Electrical Characteristics Parameter Power Requirements Power Supply Sym Conditions ± 5% ±5% Vcc (See Dash # Table) Turn-On Power Pmax Steady State Power Pss Warm-Up Time Twu Frequency Stabilities Center Frequency fnom Min Typical Max Unit 3.135 4.75 3.30 5.0 3.5 3.465 5.25 4.0 Vdc Vdc W Vcc=Max. Std. Load Vcc=Max Std. Load @ +25°C To within ±0.3ppm @ +25°C 1.5 W 5 20.00 minutes MHz (See Dash # Table) ±0.1 ±0.3 ppm 0°C to +70°C -40°C to +85°C ±0.075 ±0.15 ±0.125 ±0.25 ppm ppm Vcc ±5% per Day 20 years Inclusive of Temp., Supply Variation and 24Hrs. Aging All Cond. for 20 Yrs. (Ref. to fnom) ± 0.05 ±0.1 ±0.02 ±3.5 ±0.37 ppm ppm ppm ppm ±4.6 ppm 60 % V V nSec Initial Tolerance fcal Ta=+25°C (At time of Shipment) Freq. vs. Temp. ∆f/∆Temp Freq. vs. Voltage Freq. vs Time (Aging) 24 Hour Holdover Stability ∆f/∆Vcc ∆f/∆Time Total FreeRunning Accuracy ∆f/Life ∆f/24Hr Waveform: HCMOS Output Symmetry Amplitude Sym Vo @ 50% Level Rise/Fall Times Load tr, tf RL 20% to 80% Output to Ground Logic “1” Logic “0” Dash No. -001 -002 -003 -004 -005 -006 -007 -008 ♦♦♦ ±0.2 Package SM SM SM SM TH TH TH TH 40 0.9Vcc 50 6 10KΩ / / 15pF 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 0.1Vcc 10 Operating Temp. 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 Communications Components, Inc. ♦ 171 Covington Drive ♦ Bloomingdale, IL 60108 ♦ 630-924-3500 ♦ ♦ ♦ Document No. 008-0282-0 Page 1 of 2 Rev B ECO #16806 Model 03-42126 Dual-In-Line 20.0 MHz Stratum 3 OCXO Pin Connections 1 7 8 14 N/C 0V & Case Gnd. Output Vcc All others N/C Environmental / Mechanical Specifications Storage Temperature: Reflow Soldering: Shock: Vibration: Case: Seal: Surface Mount Base -55° to +125°C will withstand 240°C for 20 Seconds 50 G’s, 11 mSec. Pulse (3 Shocks/Axis) 10 G’s peak, 20 to 2000 Hz 4-Pin Dual-In-Line Resistance Weld Hi-Temp FR-4 Ordering Information 03-42126- Example: 03-42126-008 Dash No. from Table ♦♦♦ CTS Communications Components, Inc. ♦ 171 Covington Drive ♦ Bloomingdale, IL 60108 ♦ 630-924-3500 ♦ ♦ ♦ Document No. 008-0282-0 Page 2 of 2 Rev B ECO #16806