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DSC1102BI2 Datasheet(PDF) 2 Page - Micrel Semiconductor |
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DSC1102BI2 Datasheet(HTML) 2 Page - Micrel Semiconductor |
2 / 7 page ______________________________________________________________________________________________________________________________________________ DSC1102 | DSC1122 Page 2 MK-Q-B-P-D-110410-02-6 DSC1102 Low-Jitter Precision LVPECL Oscillator DSC1122 Absolute Maximum Ratings Item Min Max Unit Condition Supply Voltage -0.3 +4.0 V Input Voltage -0.3 VDD+0.3 V Junction Temp - +150 °C Storage Temp -55 +150 °C Soldering Temp - +260 °C 40sec max. ESD HBM MM CDM - 4000 400 1500 V Ordering Code Note: 1000+ years of data retention on internal memory Specifications Notes: 1. Pin 6 VDD should be filtered with 0.1uf capacitor. 2. tsu is time to 100ppm of output frequency after VDD is applied and outputs are enabled. 3. Output Waveform and Test Circuit figures below define the parameters. 4. Output is enabled if pad is floated or not connected. Parameter Condition Min. Typ. Max. Unit Supply Voltage1 VDD 2.25 3.6 V Supply Current IDD EN pin low – outputs are disabled DSC1102 DSC1122 20 0.095 22 mA Frequency Stability Δf Includes frequency variations due to initial tolerance, temp. and power supply voltage ±10 ±25 ±50 ppm Aging Δf 1 year @25°C ±5 ppm Startup Time2 tSU T=25°C 5 ms Input Logic Levels Input logic high Input logic low VIH VIL 0.75xVDD - - 0.25xVDD V Output Disable Time3 tDA 5 ns Output Enable Time tEN DSC1102 DSC1122 5 20 ms ns Enable Pull-Up Resistor4 Pull-up resistor exist 40 kΩ LVPECL Outputs Supply Current IDD Output Enabled, RL=50Ω 56.5 58 mA Output Logic Levels Output logic high Output logic low VOH VOL RL=50Ω VDD-1.08 - - VDD-1.55 V Pk to Pk Output Swing Single-Ended 800 mV Output Transition time3 Rise Time Fall Time tR tF 20% to 80% RL=50Ω, CL= 0pF 250 ps Frequency f0 Single Frequency 2.3 460 MHz Output Duty Cycle SYM Differential 48 52 % Period Jitter JPER 2.5 psRMS Integrated Phase Noise JPH 200kHz to 20MHz @156.25MHz 100kHz to 20MHz @156.25MHz 12kHz to 20MHz @156.25MHz 0.25 0.38 1.7 2 psRMS DSC11 125.0000 Freq (MHz) 125.0000 0 Enable Modes 0: Enable/Standby 2: Enable/Disable - Packing T: Tape & Reel : Tube 2 C I 5 Package A: 7.0x5.0mm B: 5.0x3.2mm C: 3.2x2.5mm D: 2.5x2.0mm N: 7.0x5.0mm (no center pad) Temp Range E: -20 to 70 I: -40 to 85 L: -40 to 105 Stability 1: ±50ppm 2: ±25ppm 5: ±10ppm T |
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