FNETHE025

TM Application Specific Crystal Oscillator 7.0 x 5.0mm 3.3V CMOS Low-Jitter 25 MHz GbE XO FNETHE025 7.0 x 5.0mm Ceramic SMD ASSP XO™ for Networking Package: Product Features • Very low Pk to Pk jitter - 50ps Max • Low output current - 15mA Max • Low power standby mode • RoHS Compliant Recommended Land Pattern: Product Description This is an enhanced 3.3V, 25MHz crystal clock oscillator with superb jitter and low operating current for providing clock references in Gigabit Ethernet applications. Applications • Gigabit Ethernet Switch Pin Functions: Pin Function 1 2 3 4 OE Function Ground Clock Output V DD *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: FNETHE025 SaRonix-eCera™ is a Pericom® Semiconductor company • US: +1-408-435-0800 TW: +886-3-4518888 10-0020 • www.pericom.com 04/13/10 1 A ll specifications are subject to change without notice. FNETHE025 Rev E 3.3V CMOS Low-Jitter 25 MHz GbE XO FNETHE025 TM Application Specific Crystal Oscillator 7.0 x 5.0mm Electrical Performance Parameter Min. Typ. Max. Units Notes Output Frequency Supply Voltage V DD Supply Current, Output Enabled Supply Current, Output Disabled Frequency Stability Operating Temperature Range Output Logic 0, VOL Output Logic 1, VOH Output Load Duty Cycle Rise and Fall Time Jitter, pk-pk 45 90% V DD -20 2.97 25 3.3 3.63 15 10 ±25 +70 10% V DD 15 55 7 50 MHz V mA µA ppm °C V V pF % ns ps Measured 50% V DD Measured 20/80% of waveform 100.000 random periods See Note 1 below Notes: 1. Stability includes all combinations of operating temperature, load changes, rated input (supply) voltage changes, initial calibration tolerance (25°C), aging (1 year at 25°C average effective ambient temperature), shock and vibration. 2. For specifications othere than those listed, please contact sales. Output Enable / Disable Function Parameter Min. Typ. Max. Units Notes Input Voltage (pin 1), Output Enable Input Voltage (pin 1), Output Disable (low power standby) Internal Pullup Resistance Output Disable Delay Output Enable Delay 0.7 V DD 0.3 V DD 30 50 2 V V kΩ ns ms or open Output is Hi-Z Absolute Maximum Ratings Parameter Min. Typ. Max. Units Notes Storage Temperature -55 +125 °C For the latest product information visit: http://www.pericom.com/products/timing/oscillators/FNETHE025/ For test circuit go to: http://www.pericom.com/pdf/sre/tc_hcmos.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.pdf SaRonix-eCera™ is a Pericom® Semiconductor company • US: +1-408-435-0800 TW: +886-3-4518888 10-0020 • www.pericom.com 04/13/10 2 A ll specifications are subject to change without notice. FNETHE025 Rev E