Temperature Compensated Crystal Oscillators (TCXO) Surface Mount Type TCXO (LSI Type) KT7050 Series for Femtocell/ Stratum3 Features How to Order High stability and high reliability For Femtocell (Standard Spec.) 2.7 to 5.5V drive available 6 Freq. Temp. Chrst. : 0.1 10 / 10 C to 70 C Clipped sine wave or CMOS level KT7050 A 20000 A G T 33 T xx output Low phase noise Disable Function (KT7050A) For Stratum3 (Standard Spec.) 6 Freq. Temp. Chrst. : 0.28 10 / 40 C to 85 C Applications KT7050 A 20000 K A W 33 T xx Femtocell, Stratum3 SONET/ SDH/ Ethernet Series Upper Operating Temp. Land Type T +70C RoHS Compliant W +85C A 10Pads B 4Pads Supply Voltage Output Frequency 33 3.3V Compliant to the GR1244-Core & GR253-Core Freq. Temp. Chrst. Voltage Control Function 6 Recommended in Microsemis ZLAN - 68 app. note for Stratum3 applications based A +0.110 T TCXO 6 on tests performed by Kyocera. K 0.2810 Other VCTCXO Lower Operating Temp. Customer Spec. A 40C Option Code G 10 C J 0 C Packaging (Tape & Reel 1000 pcs./ reel) Specifications Item Symbol Conditions Min. Max. Units Output Frequency Range fo Standard Frequency: 10, 19.2, 20, 24.576, 26, 30.72, 38.88, 40 10 40 MHz vs Temperature (10 to +70C) (fmax-fmin)/ 2fo 0.1 +0.1 6 Frequency Tolerance f tol vs Temperature (40 to +85C) (fmax-fmin)/ 2fo 0.28 +0.28 10 vs Voltage 0.1 +0.1 Supply Voltage VCC +2.7 +5.5 V Current Consumption ICC CMOS output 6 mA 20years aging 40 C Including temp characteristics, initial 6 Frequency Aging f age 4.6 +4.6 10 tolerance, rated power supply voltage change and load change. 6 Voltage Control Range f cont Positive 100k ohm min 5 20 10 Output Level Vpp Clipped Sine, Load: 10k ohm // 10pF 0.8 Vp-p Low Level Output Voltage VOL CMOS, Load: 15pF IOL=4mA 10% VCC V High Level Output Voltage VOH CMOS, Load: 15pF IOH=4mA 90% VCC V Rise / Fall Time tr/ tf CMOS, Load: 15pF 8 ns (10%Vcc to 90%Vcc) Symmetry SYM 50% Vcc 45 55 % 90 ( 10Hz offset) 120 ( 100Hz offset) Phase Noise 140 ( 1kHz offset) dBc/ Hz 20MHz 150 ( 10kHz offset) 150 ( 100kHz offset) Please contact us for other specifications. Dimensions (Unit: mm) Recommended Land Pattern (Unit: mm) KT7050A 0.75 7.00.2 41.0 60.6 8 7 6 1 2 3 Pin Connection 10 9 5 4 1 Do not connect (Pin1) 2/3 Do not connect GND Marking Area 4 GND 5 5 Output 10 4 9 6/7 Do not connect 8 Tri-state Enable/ Disable connect 1 2 3 8 7 6 1.27 9 Vcc 10 Voltage Control (VCTCXO), GND (TCXO) 1.3 5.08 7.45 KT7050B 5.08 7.00.2 41.4 1 2 4 3 Pin Connection 1 Voltage Control (VCTCXO), GND (TCXO) 2 GND Marking Area 3 Output 4 Vcc 4 3 1 2 5.08 1.5 5.00.2 5.00.2 1.7 max. 1.7 max. 2.54 40.9 60.8 40.8 2.54 0.95 1.2 1.8 1.3 4.20 5.45