THM1 Series TCXO May 2005 • Pletronics’ Temperature Compensated quartz crystal controlled precision square wave generator with a CMOS output. • Greatly reduces RFI and EMI system sensitivity • Minimizes RFI radiation, eases meeting FCC Class B emissions standards. • Tube packaging. • 10 to 40 MHz • Full Size Thru-Hole DIP package Pletronics Inc. certifies this device is in accordance with the RoHS (2002/95/EC) and WEEE (2002/96/EC) directives. Pletronics Inc. guarantees the device does not contain the following: Cadmium, Hexavalent Chromium, Lead, Mercury, PBB’s, PBDE’s Weight of the Device: 4.0 grams Moisture Sensitivity Level: 1 As defined in J-STD-020C Second Level Interconnect code: e1 or e2 Absolute Maximum Ratings: Parameter Unit VCC Supply Voltage -0.5V to +5.5V Vo -0.5V to VCC + 0.5V Output Voltage Thermal Characteristics The maximum die or junction temperature is 155oC The thermal resistance junction to board is 120oC/Watt depends on the solder pads, ground plane and construction of the PCB. Product informatin is current as of publication date. The product conforms to specifications per the terms of the Pletronics standard warranty. Production processsing does not necesarily include testing of all parameters. Copyright © 2005, Pletronics Inc. THM1 Series TCXO May 2005 Part Number: THM1 031 035 L K 044 -20.0M -XX Marking Internal code or blank Frequency in MHz fff.fff M Maximum F error from nominal 4.4ppm Highest Specified Temperature +85oC K Lowest Specified Temperature -40oC L Highest Vcc 3.50V 3 Lowest Vcc 3.10V Series Model TH Part Marking: PLE TH3LK44 20.00M yywwaLF www.pletronics.com Where: yywwa = Date code LF = Lead Free 425-776-1880 2 THM1 Series TCXO May 2005 Electrical Specification for 3.30V _ +5% over the specified temperature range Item Value Unit Frequency 20.000 MHz Frequency Stability + _ 4.4 ppm for all specified temperature, supply and load variations Long Term Frequency Stability + _ 8.0 ppm change in frequency for 15 years Output Waveform Condition CMOS Output High Level 90 min % of VCC (See load circuit) CLOAD = 15pF + _ 5% Output Low Level 10 max % of VCC (See load circuit) CLOAD = 15pF + _ 5% Output Symmetry 40 to 60 % at 50% point of VCC Output Rise and Fall Time 5.0 max nS at 10% to 90% point of VCC -60 -90 -120 -130 -135 -140 dBc/Hz 20 max mA Phase Noise at Frequency Offset 1Hz 10Hz 100Hz 1KHz 10KHz 100KHz Supply Current ICC Operating Temperature Range -40 to +85 o Storage Temperature Range -55 to +125 o CLOAD = 15pF + _ 5% CLOAD = 15pF + _ 5% (See load circuit) CLOAD = 15pF + _ 5% C C PCB Mounting (typical for lead free processing) Wave solder at 255oC to 280oC Maximum wave exposure of 15 seconds Soldering done in a nitrogen atmosphere enhances the solder joint quality. Hand soldering is recommended. www.pletronics.com 425-776-1880 3 THM1 Series TCXO May 2005 Load Circuit and Test Waveform Symmetry Vhigh 90% * Vcc 50% * Vcc 10% * Vcc Vlow Ground Trise Tfall Reliability: Environmental Compliance Parameter Condition Mechanical Shock MIL-STD-883 Method 2002, Condition A Vibration MIL-STD-883 Method 2007, Condition A Solderability MIL-STD-883 Method 2003 Thermal Shock MIL-STD-883 Method 1011, Condition A ESD Rating Model Minimum Voltage Conditions Human Body Model 1500 MIL-STD-883 Method 3115 Charged Device Model 1000 JESD 22-C101 Package Labeling Label is 1" x 2.6" (25.4mm x 66.7mm) Font is Courier New Bar code is 39-Full ASCII Label is 1" x 2.6" (25.4mm x 66.7mm) Font is Arial T.B.D. www.pletronics.com 425-776-1880 4 THM1 Series TCXO May 2005 Mechanical: Inches PLE Cover: Kovar Electroless Nickel Plated 1 µinch (25 µm) typical Resistance welded to base Base: Kovar Glass to metal sealed leads Label: White Kapton with Black Letters –or-Blue Epoxy heat cure ink with laser marked lettering Pad Pin 7 Connected to case Not to scale Function Note 1 n.c. No internal electrical connection 7 Ground (GND) 8 Output 14 Supply Voltage (VCC) mm A 0.887 _ +0.005 22.53 _ +0.13 B 0.487 _ +0.005 12.37 _ +0.13 C 0.400 max 10.16 max D1 0.150 min 3.81 min E1 0.020 0.51 F1 0.031 0.79 G1 0.094 2.37 H1 0.300 7.62 I1 0.600 15.24 J1 0.094 2.37 1 Nominal dimension Recommend connecting appropriate power supply bypass capacitors as close as possible. Layout and application information For Optimum Jitter Performance, Pletronics recommends: • a ground plane under the device • no large transient signals (both current and voltage) should be routed under the device • do not layout near a large magnetic field such as a high frequency switching power supply • do not place near piezoelectric buzzers or mechanical fans. www.pletronics.com 425-776-1880 5 THM1 Series TCXO May 2005 IMPORTANT NOTICE Pletronics Incorporated (PLE) reserves the right to make corrections, improvements, modifications and other changes to this product at anytime. PLE reserves the right to discontinue any product or service without notice. Customers are responsible for obtaining the latest relevant information before placing orders and should verify that such information is current and complete. All products are sold subject to PLE’s terms and conditions of sale supplied at the time of order acknowledgment. PLE warrants performance of this product to the specifications applicable at the time of sale in accordance with PLE’s standard warranty. Testing and other quality control techniques are used to the extent PLE deems necessary to support this warranty. Except where mandated by specific contractual documents, testing of all parameters of each product is not necessarily performed. PLE assumes no liability for application assistance or customer product design. Customers are responsible for their products and applications using PLE components. To minimize the risks associated with the customer products and applications, customers should provide adequate design and operating safeguards. PLE does not warrant or represent that any license, either express or implied, is granted under any PLE patent right, copyright, artwork or other intellectual property right relating to any combination, machine or process which PLE product or services are used. Information published by PLE regarding third-party products or services does not constitute a license from PLE to use such products or services or a warranty or endorsement thereof. Use of such information may require a license from a third party under the patents or other intellectual property of the third party, or a license from PLE under the patents or other intellectual property of PLE. Reproduction of information in PLE data sheets or web site is permissible only if the reproduction is without alteration and is accompanied by associated warranties, conditions, limitations and notices. Reproduction of this information with alteration is an unfair and deceptive business practice. PLE is not responsible or liable for such altered documents. Resale of PLE products or services with statements different from or beyond the parameters stated by PLE for that product or service voids all express and implied warranties for the associated PLE product or service and is an unfair or deceptive business practice. PLE is not responsible for any such statements. Contacting Pletronics Inc. Pletronics Inc. 19013 36th Ave. W, Suite H Lynnwood, Washington 98036-5761 USA Tel: 425-776-1880 Fax: 425-776-2760 E-mail: [email protected] URL: www.pletronics.com Copyright © 2005, Pletronics Inc. www.pletronics.com 425-776-1880 6