SiT3701 Smallest Voltage Controlled MEMS Oscillator (VCMO) Features, Benefits and Applications The worlds only VCMO with programmable pull range: 60 PPM, 120 PPM, 240 PPM Typical pull range linearity of 0.06% 1-110 MHz frequency range LVCMOS/LVTTL compatible output Typical power consumption of 6.1 mA in active mode Typical VCMO tuning voltage: 0 V to 1.85 V for all Vdds Four industry-standard 4-pin packages: 2.5 x 2.0, 3.2 x 2.5, 5.0 x 3.2, 7.0 x 5.0 mm All-silicon timing device with outstanding reliability of 2 FIT (10x improvement over quartz-based devices), enhancing system MTBF Ultra short lead time Ideal for Set-top Box, DTV, DVD-R, instrumentation, low bandwidth analog PLL, networking and communications Specifications Electrical Characteristics Parameter Symbol Min. Typ. Max. Unit Condition Output Frequency Range f 1 110 MHz Frequency Stability F stab -20 +20 PPM Inclusive of: Initial stability, operating temperature, rated power, supply voltage change, load change. -25 +25 PPM -30 +30 PPM 20 PPM is available for extended commercial temperature only. -50 +50 PPM 1,2 Pull Range PR 60, 120, 240 PPM Upper Control Voltage VC U 1.55 1.85 V All Vdds. Voltage at which maximum deviation (+60, +120, +240 PPM) is guaranteed. Lower Control Voltage VC L 0 0.1 V All Vdds. Voltage at which maximum deviation (-60, -120, -240 PPM) is guaranteed. Linearity Lin 0.06 0.25 % Frequency Change Polarity Positive slope Operating Temperature Range T use -20 +70 C Extended Commercial -40 +85 C Industrial Supply Voltage Vdd 1.71 1.8 1.89 V 2.25 2.5 2.75 V 2.52 2.8 3.08 V 2.97 3.3 3.63 V Current Consumption Idd 6.7 7.5 mA No load condition, f = 20 MHz, Vdd = 2.5 V, 2.8 V or 3.3 V 6.1 6.7 mA No load condition, f = 20 MHz, Vdd = 1.8 V Duty Cycle DC 45 55 % All Vdds. f <= 75 MHz 40 60 % All Vdds. f > 75 MHz Rise/Fall Time Tr, Tf 1 2.0 ns Vdd = 2.5, 2.8 or 3.3 V, 20% - 80% Vdd level 1 2.5 ns Vdd = 1.8 V, 20% - 80% Vdd level Output Voltage High VOH 90 %Vdd IOH = -4 mA (Vdd = 3.3 V) IOH = -3 mA (Vdd = 2.8 V and Vdd = 2.5 V) IOH = -2 mA (Vdd = 1.8 V) Output Voltage Low VOL 10 %Vdd IOL = 4 mA (Vdd = 3.3 V) IOL = 3 mA (Vdd = 2.8 V and Vdd = 2.5 V) IOL = 2 mA (Vdd = 1.8 V) Output Load Ld 15 pF Maximum frequency and supply voltage Contact SiTime for higher output load Start-up Time T osc 10 ms Time minimum supply voltage to be zero RMS Period Jitter T jitt 6 ps f = 75 MHz, Vdd = 1.8 V 4 ps f = 75 MHz, Vdd = 2.5 V, 2.8 V or 3.3 V RMS Phase Jitter (random) T phj 0.6 ps f = 75 MHz, Integration bandwidth = 900 kHz to 7.5 MHz, VDD = 2.5 V, 2.8 V, or 3.3 V 0.8 ps f = 75 MHz, Integration bandwidth = 900 kHz to 7.5 MHz, VDD = 1.8 V Notes: 1. Absolute Pull Range (APR) is defined as the guaranteed pull range over temperature and voltage. 2. APR = pull range (PR) - frequency stability (F stab). SiTime Corporation 990 Almanor Avenue Sunnyvale, CA 94085 (408) 328-4400 www.sitime.com Rev. 1.51 Revised August 9. 2010 SiT3701 Smallest Voltage Controlled MEMS Oscillator (VCMO) Specifications (Cont.) Pin Description Tables Pin 1 Functionality Pin Map VIN Pin Connection 0 - 1.85 V: produces voltage dependent frequency change 1 VIN 2 GND 3 CLK 4 VDD Absolute Maximum Ratings Attempted operation outside the absolute maximum ratings of the part may cause permanent damage to the part. Actual performance of the IC is only guaranteed within the operational specifications, not at absolute maximum ratings. Parameter Min. Max. Unit Storage Temperature -65 150 C VDD -0.5 4 V Electrostatic Discharge 6000 V Theta JA (with copper plane on VDD and GND) 75 C/W Theta JC (with PCB traces of 0.010 inch to all pins) 24 C/W Soldering Temperature (follow standard Pb free soldering guidelines) 260 C Number of Program Writes 1 NA Program Retention over -40 to 125C, Process, VDD (0 to 3.65 V) 1,000+ years Environmental Compliance Parameter Condition/Test Method Mechanical Shock MIL-STD-883F, Method 2002 50kG Mechanical Vibration MIL-STD-883F, Method 2007 70G Temperature Cycle JESD22, Method A104 Solderability MIL-STD-883F, Method 2003 Moisture Sensibility Level MSL1 260C Rev. 1.51 Page 2 of 4 www.sitime.com