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SIT3808 Datasheet(PDF) 1 Page - SiTime Corp. |
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SIT3808 Datasheet(HTML) 1 Page - SiTime Corp. |
1 / 16 page The Smart Timing Choice The Smart Timing Choice SiTime Corporation 990 Almanor Avenue, Sunnyvale, CA 94085 (408) 328-4400 www.sitime.com Rev. 1.01 Revised January 8, 2015 SiT3808 1 MHz to 80 MHz High Performance MEMS VCXO Features Applications Any frequency between 1 MHz and 80 MHz with 6 decimal places of accuracy Telecom clock synchronization, instrumentation Low bandwidth analog PLL, jitter cleaner, clock recovery, audio 100% pin-to-pin drop-in replacement to quartz-based VCXO Video, 3G/HD-SDI, FPGA, broadband and networking Frequency stability as tight as ±10 ppm Widest pull range options from ±25 ppm to ±1600 ppm Industrial or extended commercial temperature range Superior pull range linearity of ≤1%, 10 times better than quartz LVCMOS/LVTTL compatible output Four industry-standard packages: 2.5 mm x 2.0 mm (4-pin), 3.2 mm x 2.5mm (4-pin), 5.0 mm x 3.2 mm (6-pin), 7.0 mm x 5.0 mm (6-pin) Instant samples with Time Machine II and field programmable oscillators RoHS and REACH compliant, Pb-free, Halogen-free and Antimony-free Electrical Specifications Table 1. Electrical Characteristics[1, 2, 3] Parameter Symbol Min. Typ. Max. Unit Condition Frequency Range Output Frequency Range f1 – 80 MHz Frequency Stability and Aging Frequency Stability F_stab -10 – +10 ppm Inclusive of Initial tolerance[4] at 25 °C, and variation over temperature, rated supply voltage and load. -25 – +25 ppm -50 – +50 ppm Aging F_aging -5 – +5 ppm 10 years, 25°C Operating Temperature Range T_use -20 – +70 °C Extended Commercial -40 – +85 °C Industrial Supply Voltage and Current Consumption Supply Voltage Vdd 1.71 1.8 1.89 V Additional supply voltages between 2.5V and 3.3V can be supported. Contact SiTime for additional information. 2.25 2.5 2.75 V 2.52 2.8 3.08 V 2.97 3.3 3.63 V Current Consumption Idd –31 33 mA No load condition, f = 20 MHz, Vdd = 2.5V, 2.8V or 3.3V –29 31 mA No load condition, f = 20 MHz, Vdd = 1.8V Standby Current I_std –– 70 A Vdd = 2.5V, 2.8V, 3.3V, ST = GND, output is Weakly Pulled Down –– 10 A Vdd = 1.8V, ST = GND, output is Weakly Pulled Down VCXO Characteristics Pull Range[5, 6] PR ±25, ±50, ±100, ±150, ±200, ±400, ±800, ±1600 ppm See the Absolute Pull Range and APR table on page 10 Upper Control Voltage VC_U 1.7 – – V Vdd = 1.8V, Voltage at which maximum deviation is guaranteed. 2.4 – – V Vdd = 2.5V, Voltage at which maximum deviation is guaranteed. 2.7 – – V Vdd = 2.8V, Voltage at which maximum deviation is guaranteed. 3.2 – – V Vdd = 3.3V, Voltage at which maximum deviation is guaranteed. Lower Control Voltage VC_L –– 0.1 V Voltage at which minimum deviation is guaranteed. Control Voltage Input Impedance Z_in 100 – – kΩ Control Voltage Input Capacitance C_in –5– pF Linearity Lin –0.1 1 % Frequency Change Polarity – Positive slope – Control Voltage Bandwidth (-3dB) V_BW –8– kHz Contact SiTime for 16 kHz and other high bandwidth options |
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