SIT8208AC-31-28S-65.000000X

SiT8208 Ultra Performance Oscillator The Smart Timing Choice The Smart Timing Choice Features Applications  Any frequency between 1 and 80 MHz accurate to 6 decimal places  SATA, SAS, Ethernet, PCI Express, video, WiFi  100% pin-to-pin drop-in replacement to quartz-based oscillators  Computing, storage, networking, telecom, industrial control  Ultra low phase jitter: 0.5 ps (12 kHz to 20 MHz)  Frequency stability as low as ±10 PPM  Industrial or extended commercial temperature range  LVCMOS/LVTTL compatible output  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 x mm  Instant samples with Time Machine II and field programmable oscillators  Outstanding silicon reliability of 2 FIT or 500 million hour MTBF  Pb-free, RoHS and REACH compliant  Ultra short lead time Electrical Characteristics[1] Parameter Symbol Min. Typ. Max. Unit Condition Frequency Range Output Frequency Range f 1 – 80 MHz Frequency Stability and Aging Frequency Stability First year Aging F_stab F_aging 10-year Aging -10 – +10 PPM -20 – +20 PPM -25 – +25 PPM -50 – +50 PPM -1.5 – +1.5 PPM 25°C -5 – +5 PPM 25°C Inclusive of Initial tolerance at 25 °C, and variations over operating temperature, rated power supply voltage and load Operating Temperature Range Operating Temperature Range T_use -20 – +70 °C Extended Commercial -40 – +85 °C Industrial Supply Voltage and Current Consumption Supply Voltage Current Consumption Vdd Idd OE Disable Current I_OD Standby Current I_std 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 – 31 33 mA – 29 31 mA No load condition, f = 20 MHz, Vdd = 1.8V – – 31 mA Vdd = 2.5V, 2.8V or 3.3V, OE = GND, output is Weakly Pulled Down – – 30 mA Vdd = 1.8 V. OE = GND, output is Weakly Pulled Down – – 70 A Vdd = 2.5V, 2.8V or 3.3V, ST = GND, output is Weakly Pulled Down – 10 A Vdd = 1.8 V. ST = GND, output is Weakly Pulled Down – Supply voltages between 2.5V and 3.3V can be supported. Contact SiTime for additional information. No load condition, f = 20 MHz, Vdd = 2.5V, 2.8V or 3.3V LVCMOS Output Characteristics Duty Cycle DC 45 – 55 % Rise/Fall Time Tr, Tf – 1.2 2 ns Output Voltage High VOH 90% – – Vdd Output Voltage Low VOL – – 10% Vdd 15 pF load, 10% - 90% Vdd IOH = -6 mA, IOL = 6 mA, (Vdd = 3.3V, 2.8V, 2.5V) IOH = -3 mA, IOL = 3 mA, (Vdd = 1.8V) Input Characteristics Input Voltage High VIH 70% – – Vdd Pin 1, OE or ST Input Voltage Low VIL – – 30% Vdd Pin 1, OE or ST Input Pull-up Impedance Z_in – 100 250 kΩ Pin 1, OE logic high or logic low, or ST logic high 2 – – MΩ Pin 1, ST logic low Note: 1. All electrical specifications in the above table are specified with 15 pF output load and for all Vdd(s) unless otherwise stated. SiTime Corporation Rev. 1.02 990 Almanor Avenue Sunnyvale, CA 94085 (408) 328-4400 www.sitime.com Revised June 24, 2013 SiT8208 Ultra Performance Oscillator The Smart Timing Choice The Smart Timing Choice Electrical Characteristics[1] (Continued) Parameter Symbol Min. Typ. Max. Unit Condition Startup and Resume Timing Startup Time OE Enable/Disable Time Resume Time T_start – 7 10 ms Measured from the time Vdd reaches its rated minimum value T_oe – – 150 ns f = 80 MHz, For other frequencies, T_oe = 100 ns + 3 cycles T_resume – 6 10 ms In standby mode, measured from the time ST pin crosses 50% threshold. Refer to Figure 5. T_jitt – 1.5 2 – 2 3 ps f = 75 MHz, Vdd = 1.8V – 0.5 1 ps f = 10 MHz, Integration bandwidth = 12 kHz to 20 MHz Jitter RMS Period Jitter RMS Phase Jitter (random) T_phj ps Note: 1. All electrical specifications in the above table are specified with 15 pF output load and for all Vdd(s) unless otherwise stated. Pin Configuration Pin 1 Symbol Functionality Top View Output Enable H or Open[2]: specified frequency output L: output is high impedance. Only output driver is disabled. Standby H or Open[2]: specified frequency output L: output is low (weak pull down). Device goes to sleep mode. Supply current reduces to I_std. OE/ ST OE/ST 1 4 VDD GND 2 3 OUT Electrical ground[3] 2 GND Power 3 OUT Output Oscillator output 4 VDD Power Power supply voltage[3] Notes: 2. A pull-up resistor of