Temperature Compensated Crystal Oscillators (TCXO, VCTCXO) Surface Mount Type TCXO (LSI Type) KT2520 Series 2.52.0mm Features How to Order Miniature SMD type KT2520K 26000 D C W 28 T xx (2.5 2.0 0.8mm) AFC function available Freq. temp. characteristics. - 6 - + : 2.0 10 / 30 to 85 C Series Supply Voltage 1.68 to 3.6V drive available Output Frequency 18 1.8V 28 2.8V Reflow compatible Freq. Temp. Chrst. 30 3.0V 33 3.3V Ultra low supply current 600 A typ. - 6 B 1.010 V oltage Control Function Conditions of 26MHz and 0.4Vp-p - 6 C 1.510 (Option) T TCXO - 6 D 2.0 10 * Other VCTCXO Lower Operating Temp. Applications * Customer Spec. RoHS Compliant - 3G (CDMA, W-CDMA, TD-SCDMA), C 30 C Option Code GPRS, GSM, W-LAN, WiMAX E - 20C Low power radio communications G - 10C Upper Operating Temp. W +85C + V 80 C U +75C Packaging (Tape & Reel 12000 pcs./ reel) Specifications Item Symbol Conditions Min. Max. Units Output Frequency Range fo Standard Frequency: 13, 19.2, 26, 38.4, 52 10 52 MHz vs Temperature - 2 +2 - 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 - 6 cont Voltage Control Range f Positive 8 15 10 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) 2.50.15 Test circuit 1 0.24 6 5 4 Non VC Function A Spectrum Analyzer & Marking Area Counter, Oscilloscope Co FET 6 5 4 POWER PROBE SUPPLY V TCXO Vcc 1 2 3 RL CL 1 2 3 Test circuit 2 With VC Function A Spectrum Analyzer & 1 2 3 Counter, Oscilloscope 0.55 0.7 0.55 Co FET 6 5 4 0.50 POWER 0.50 1.80 PROBE SUPPLY V TCXO Vcc 1 2 3 RL CL Vcon Pin Configuration 1pin Vcon/ GND Note: A capacitor of value 0.01F between VCC 3pin GND and GND is recommended. 6 5 4 4pin OUTPUT RL=10k10% CL=10pF10% 6pin Vcc CL include Probe Capacitance 0.35 0.65 0.5 0.65 0.35 Co: DC Cut Capacitance 2/ 5pin N.C. 0.8 max. 2.00.15 0.675 0.65 0.675 0.825 0.650 0.825 0.43