TX-801 High Stability Temperature Compensated Crystal Oscillator TX-801 Description The TX-801 TCXO provides fully compliant Stratum 3 levels of stability in a 5x3.2mm package. It is ideal for timing over IP Features Applications applications such as 1588 PTP and Synchronous Ethernet. Features Applications Excellent Temperature Stability, Stratum 3 Compliant portable Radios CMOS and Clipped Sinewave Output 1588 Applications Low Phase Noise Wireline Stratum 3 applications Phase Noise Filter Option Test & Measurement Improved Temperature Cycling through 10 Pin Mounting Wireless Communications 100% RoHS Compliant Small Cells 1 Frequency Range: 6.4 - 52 MHz Standard Frequencies: 6.4, 9.6, 10, 12.8, 13, 16.384, 19.2, 20, 20.48, 22.1184, 24.576, 25, 26, 30.72, 32, 38.88, 40 & 50MHz Performance Specifications 1 Frequency Stabilities Parameter Min Typ Max Units Condition vs. operating temperature range -100 +100 ppb -10 to +70C (referenced to (dfmax+dfmin)/2) -280 +280 ppb -40 to +85C Holdover -40 +40 ppb In a 24h period at constant temperature Initial tolerance -1.0 +1.0 ppm at time of shipment, Vc=Vs/2 -0.2 +0.2 ppm V 5% static HCMOS S vs. supply voltage change -0.1 +0.1 ppm V 5% static Clipped Sinewave S -0.2 +0.2 ppm Load 10% static HCMOS vs. load change -0.1 +0.1 ppm Load 10% static Clipped Sinewave vs. aging / 1st year -0.5 +0.5 ppm vs. aging / 20 Years -3.0 +3.0 ppm Overall tolerance -4.6 +4.6 ppm Note:*Stratum 3 per GR-1244-CORE: <4.6ppm for all causes and 20 years aging, holdover: <0.37ppm over 24 hours Page 1Performance Specifications Supply Voltage (Vs) Parameter Min Typical Max Units Condition Supply voltage (standard) 3.135 3.3 3.465 VDC Current consumption 1.6 2 mA Clipped Sine 10MHz, steady state +25C Current consumption 3.5 4 mA LVCMOS 20MHz, steady state +25C Current consumption 4.3 5 mA LVCMOS 40MHz, steady state +25C Current consumption 4.9 6 mA LVCMOS 50MHz, steady state +25C RF Output (Clipped Sinewave) Load R 9 10 11 k Load C 9 10 11 pF Output Power 1.0 1.2 V 10k 10pF pp RF Output (HCMOS) Load 13.5 15 16.5 pF Signal Level (Vol) 0.3 VDC with Vs=3.3V and 15pF Load Signal Level (Voh) 3.0 with Vs=3.3V and 15pF Load Rise and Fall time 6.5 ns Duty Cycle 40 50 60 % (Voh-Vol)/2 Frequency Tuning (EFC) Tuning Range Fixed TCXO No adjustment Options Tuning Range 5.0 10.0 ppm Linearity 10% Tuning Slope Positive 0.5 1.5 2.5 VDC V = 2.8V s Control Voltage Range 0.3 1.65 3.0 VDC V = 3.3V s 0.5 2.5 4.5 VDC V = 5V s Freq. Control input impedance 100 k Additional Parameters Weight 1.0 g Processing & Packing Handling & Processing Note Reflow Profile IPC / JEDEC J-STD-020 (latest version) Absolute Maximum Ratings Supply voltage (Vs) 6.0 V Control voltage 0 Vs V Operable Temperature Range -40 +105 C Max. Temperature depending on Specification Storage Temperature Range -55 +125 C 3 Phase Noise -103 dBc/Hz 10 Hz -129 dBc/Hz 100 Hz Phase Noise -148 dBc/Hz 1 kHz 10MHz -155 dBc/Hz 10 kHz -157 dBc/Hz 100 kHz -94 dBc/Hz 10 Hz -122 dBc/Hz 100 Hz Phase Noise -144 dBc/Hz 1 kHz 20MHz -155 dBc/Hz 10 kHz -157 dBc/Hz 100 kHz Additional Information Bypass capacitor is recommended Page 2