EG-2021CA Preliminary 2.5V LVCMOS Output Oscillator Features * Generates high frequency clock from a high stability SAW (Surface Acoustic Wave) resonator. * 2.5V-CMOS output. * Very low jitter/low phase noise. * Small SMD in 7x5mm, Max1.4mm height, ceramic package. Applications * Ethernet, Fibre channel, InfiniBand, PCI-Express, RapidIO, Hypertransport, SONET etc. Absolute Maximum Ratings Item Symbol Supply Voltage Storage temperature Solder heat resistance VCC Tstg Tsol Operating range Item Supply voltage Operating temperature Output frequency Range Frequency Stability TYP. MAX. V -0.5 C -40 Max. 240C x Max. 10s x 2 times MIN. +4.0 +100 Symbol Unit MIN. TYP. MAX. VDD Topr V C 2.375 0 -5 2.5 CL pF 2.625 +70 +85 15 Symbol Unit MIN. TYP. fosc df/f0 MHz ppm 62.5 Output load Frequency characteristics Item Unit Condition VDD - GND Stored as bare product. Condition P version R version (VDD=2.375 to 2.625,GND=0.0V,Load=Max,) MAX. Condition 170 +/-100 H stability, *1 +/-50 G stability, *1 *1 This includes initial frequency tolerance, temperature, supply voltage variation and loading variation. Electrical characteristics Item Symbol Unit Start up time Current consumption Tosc IOP ms mA mA mA ns ns MIN. TYP. 20 15 (VDD=2.375 to 2.625,GND=0.0V,Load=Max) MAX. Condition 10 TBD TBD 0.6 TBD TBD 55 t=0 at VDD=2.375V CL=15pF No Load OE=GND 20-80% of (VOH-VOL) 80-20% of (VOH-VOL) at 50% VDD IOH=-8mA IOL=8mA OE Terminal OE Terminal RMS, @62.5 to 170MHz RMS, @125MHz of Random Jitter Peak to Peak of jitter distribution of Total jitter distribution Output disable current IOE Rise time tTLH 1.0 Fall time tTHL 1.0 Duty tw/t 45 High level output voltage VOH V VDD -0.4 Low level output voltage VOL V 0.4 High level input voltage VIH V 0.7VDD Low level input voltage VIL V 0.3VDD -3 Phase Jitter *2 tPJ UI 0.027x10 12KHz to 20MHz offset ps 0.21 Period Jitter *3 tRJ ps 3 4 n=50000 samples tp-p ps 25 40 Accumulated Jitter *3 tacc ps 4 5 n=2 to 50000 cycles *2 Measured by SSB phase noise test equipment. *3 Measured by Time interval analyzer or oscilloscope. EPSON ELECTRONICS AMERICA, INC. www.eea.epson.com EG2021 Rev.0.6 35I Test circuit IOUT Test Point A 4 By-pass capacitor 3 VDD OUT Power Supply CL=MAX Probe Cap. included OE Input OE GND 1 OE 2 High or Open Low Out Enable Disable Timing chart tTHL tTLH VDD 80%VDD 50%VDD 20%VDD GND VOH tw VOL t Duty=tw/t x 100% 7.00.2 #4 1.2 0.2 Recommended solder pattern 5.08 #3 #4 #3 4 - 1.10 External Dimensions ( Unit : mm ) #4 #3 2.0 2 - 2.60 #1 4.2 5.0 0.2 1.8 E EG-2021 125.000C O HPA21MA #2 4-(0.65) #1 EPSON ELECTRONICS AMERICA, INC. www.eea.epson.com #2 No. #1 #2 #3 #4 4-1.4 Pin Name OE GND OUT VDD #1 #2 5.08 Unit: mm EG2021 Rev.0.6 35I Part Numbering Guide *4 EG-2021CA - (Frequency)M - C H P A Stability condition A: Including 10yrs Aging Temperature Range P: 0 to +70C R: - 5 to +85C Frequency Stability H: +/-100ppm G: +/-50ppm Output C: 2.5V LVCMOS Output Frequency *4: *5: N: Excluding Aging : see Standard frequency list (4-Digit accuracy) CGRA is not available. CGxx and CxRx are not available below 100MHz. Developed Frequency List and Available Part No. Combinations: Frequency 62.5000 64.0000 66.4063 66.5000 66.6667 71.5000 75.0000 77.7600 78.1250 80.0000 80.5664 83.0000 83.3143 87.5000 90.0000 98.3040 100.0000 106.2500 108.0000 125.0000 128.0000 132.8125 133.0000 133.3333 143.0000 150.0000 155.5200 156.2500 159.3750 160.0000 161.1328 164.3555 166.0000 166.6286 167.3316 EPSON ELECTRONICS AMERICA, INC. www.eea.epson.com Part No. Suffix Available CHPA, CHPN CHPA, CHPN CHPA, CHPN CHPA, CHPN CHPA, CHPN CHPA, CHPN CHPA, CHPN CHPA, CHPN CHPA, CHPN CHPA, CHPN CHPA, CHPN CHPA, CHPN CHPA, CHPN CHPA, CHPN CHPA, CHPN CHPA, CHPN CHPA, CHPN, CHRA, CHRN, CGPN CHPA, CHPN, CHRA, CHRN, CGPN CHPA, CHPN CHPA, CHPN, CHRA, CHRN, CGPN CHPA, CHPN CHPA, CHPN CHPA, CHPN, CHRA, CHRN, CGPN CHPA, CHPN CHPA, CHPN CHPA, CHPN CHPA, CHPN, CHRA, CHRN, CGPN CHPA, CHPN, CHRA, CHRN, CGPN CHPA, CHPN, CHRA, CHRN, CGPN CHPA, CHPN CHPA, CHPN, CHRA, CHRN, CGPN CHPA, CHPN CHPA, CHPN CHPA, CHPN, CHRA, CHRN, CGPN CHPA, CHPN, CHRA, CHRN, CGPN EG2021 Rev.0.6 35I