ASSP VCXO Application Specific Voltage Controlled Crystal Oscillator 7.0 x 5.0mm FRSONT038 3.3V CMOS 38.880MHz SONET VCXO ASSP VCXO™ 7.0 x 5.0mm Ceramic SMD for SONET Package: (Scale: none, Dimensions are in mm) Product Features Recommended Land Pattern: • Very low Pk to Pk jitter - 50ps Max • Low supply current - 10mA Max • Low power standby mode • RoHS Compliant Product Description This is an enhanced 3.3V, 38.880MHz with superb jitter and low operating current for providing clock references in SONET applications. CREATED USING CADSTD LITE FREEWARE FROM WWW.CADSTD.COM. NON-COMMERCIAL USE ONLY. Pin Functions: Pin Function 1 Control Voltage Applications 2 Enable/Disable • SONET 3 Ground • SDH 4 Output • E3 5 N/C • STM1 6 V DD CREATED USING CADSTD LITE FREEWARE FROM WWW.CADSTD.COM. NON-COMMERCIAL USE ONLY. *Extended high frequency power decoupling is recommended (see test circuit for minimum recommendation). To ensure optimal performance, do not route RF traces beneath the package. Part Ordering Information: FRSONT038 SaRonix-eCera™ is a Pericom® Semiconductor company • US: +1-408-435-0800 TW: +886-3-4518888 • www.pericom.com 12-0050 All specifications are subject to change without notice. FRSONT038 Rev B 07/12/12 1 3.3V CMOS 38.880 MHz SONET VCXO FRSONT038 ASSP VCXO Application Specific Voltage Controlled Crystal Oscillator 7.0 x 5.0mm Electrical Performance Parameter Min. Typ. Output Frequency Max. Units 38.880 Supply Voltage V DD 3.135 3.3 Supply Current, Output Enabled 3.465 V 10 mA Supply Current, Output Disabled 1 µA ±25 ppm +70 °C 10% V DD V Frequency Stability Operating Temperature Range -20 Output Logic 0, VOL Output Logic 1, VOH 90% V DD See Note 1 below V Output Load Duty Cycle Notes MHz 45 15 pF 55 % Measured 50% V DD Rise and Fall Time 4 ns Measured 20/80% of waveform Jitter, Phase, RMS(1-s) 1 ps 12kHz~20MHz Frequency Band Jitter, Peak to Peak (Pk-Pk) 50 ps 100.000 Random Periods Notes: 1. Stability includes all combinations of operating temperature, load changes, rated input (supply) voltage changes, initial calibration tolerance (25°C), aging (10 years at +40°C average effective ambient temperature), shock and vibration. 2. For specifications othere than those listed, please contact sales. Voltage Control Function Parameter Min. Absolute Pull Range (APR) Typ. Max. ±100 Control Voltage Range ppm 0.3 Center Control Voltage Notes See 1 below 3.0 V As rated V For RMT Nominal Frequency 10 % Positive Transfer Slope kΩ Control Voltage Pin 1.65 Monotonic Linearity Input Impedance Units 2000 Notes: 1. APR is relative to the nominal output frequency; APR is inclusive of frequency deviation due to stability. Output Enable / Disable Function Parameter Min. Input Voltage (pin 2), Output Enable Typ. Max. 3.0 Input Voltage (pin 2), Output Disable (low power standby) 0.3 Internal Pullup Resistance 50 Output Disable Delay 100 Output Enable Delay 0.2 Units Notes V or open V Output is Hi-Z kΩ 200 ns ms Absolute Maximum Ratings Parameter Storage Temperature Min. Typ. -55 Max. Units +125 °C Notes For the latest product information visit: http://www.pericom.com/products/crystals-and-crystal-oscillators/assp-xo/?part=FRSONT038 For test circuit go to: http://www.pericom.com/pdf/sre/tc_vc6cmos.pdf For soldering reflow profile and reliability test ratings go to: http://www.pericom.com/pdf/sre/reflow.pdf For tape and reel information go to: http://www.pericom.com/pdf/sre/tr_7050_xo.pdf SaRonix-eCera™ is a Pericom® Semiconductor company • US: +1-408-435-0800 TW: +886-3-4518888 • www.pericom.com 12-0050 All specifications are subject to change without notice. FRSONT038 Rev B 07/12/12 2