Temperature Compensated Crystal Oscillators (TCXO) Surface Mount Type TCXO (LSI Type) KT2520 Series for GPS 2.52.0mm Features How to Order Miniature SMD type KT2520K 26000 A C W 18 T xx (2.5 2.0 0.8mm) Freq. temp. characteristics. - 6 - + : 0.5 10 / 30 to 85 C 1.68 to 3.6V drive available Series Supply Voltage Reflow compatible Output Frequency 18 1.8V 28 2.8V Disable Function (Option) Freq. Temp. Chrst. V oltage Control Function - Lower Operating Temp. 40 C (Option) - 6 A 0.510 AFC Function (Option) T TCXO Lower Operating Temp. Ultra low supply current 600 A typ. Option Code Conditions of 26MHz and 0.4Vp-p C - 30C (Option) E - 20C RoHS Compliant - G 10 C Applications Upper Operating Temp. GPS Units + W 85 C V +80C U +75C Packaging (Tape & Reel 12000 pcs./ reel) Specifications Item Symbol Conditions Min. Max. Units Output Frequency Range fo Standard Frequency: 16.368, 16.369, 19.2, 23.104, 26, 27.456, 33.6, 38.4 10 52 MHz - + vs Temperature 0.5 0.5 - 6 Frequency Tolerance f tol vs Load - 0.1 +0.1 10 vs Voltage - 0.2 +0.2 - 6 age - + Frequency Aging f Per Year 1 1 10 Storage Temperature Range T stg - 40 +85 C Operating Temperature Range T use - 30 +85 C Supply Voltage VCC 1.68 3.6 V * Output Level Vpp Clipped Sine , Load: 10k ohm / / 10pF 0.8 Vp-p Current Consumption ICC 2 mA - Harmonics 5 dBc * : A DC-cut capacitor is not embedded in this crystal oscillator. Connect a DC-cut capacitor ( 1nF) to the line-out terminal of the oscillator. * Please contact us for other specifications. Dimensions (Unit: mm) Test Circuit Recommended Land Pattern (Unit: mm) Test circuit 1 2.50.15 0.24 Non Enable/ Disable Function 6 5 4 A Spectrum Analyzer & Counter, Oscilloscope Marking Area Co FET 6 5 4 POWER PROBE SUPPLY TCXO V Vcc 1 2 3 RL CL 1 2 3 Test circuit 2 With Enable/ Disable Function 1 2 3 A 0.55 0.7 0.55 Spectrum Analyzer & Counter, Oscilloscope 0.50 1.80 0.50 Co FET 6 5 4 POWER PROBE SUPPLY V TCXO Vcc 1 2 3 RL CL Pin Configuration E/ D Note: A capacitor of value 0.01F between VCC 1pin GND/ E/ D function and GND is recommended. 6 5 4 3pin GND 4pin OUTPUT RL=10k10% CL=10pF10% 0.35 0.65 0.5 0.65 0.35 6pin Vcc Enable/ Disable Function CL include Probe Capacitance 2/ 5pin N.C. Please inquire details Co: DC Cut Capacitance 0.8 max. 2.00.15 0.675 0.65 0.675 0.825 0.650 0.825 0.43