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Integrated Circuit Systems, Inc. Preliminary Information M635 DIELECTRIC RESONATOR VCO PIN ASSIGNMENT (1.25 x 1.5 inch SMA) M635 GND VCC VIN SMA Connector RF_OUT GENERAL DESCRIPTION The M635 Voltage Controlled Dielectric Resonator Oscillator (VCDRO) is specifically designed for high-speed SONET/SDH OC-192 applications and beyond. With an available center frequency range of 10 to 14GHz, and a tuning range of up to 40MHz, the VCDRO can be used in both OC-192 and OC-768 applications. The tuning range is 1000 ppm from center frequency. The integrated Dielectric Resonator provides this VCO with low phase noise performance and excellent tuning linearity. The linear tuning range makes the M635 especially suited for phase-locked loop implementations, clock and data recovery circuits, and other timing applications for the telecom and optical fiber networking markets (OC-192/STM-64 with and without Forward Error Correction - FEC). Figure 1: Pin Assignment Sample of Available Output Frequencies VCDRO Center Frequency1 (GHz) 10 GHz 10.664 GHz 14 GHz Applications OC-192 OC-192, OTU2 FEC OC-192 Table 1: Sample of Available Output Frequencies FEATURES Voltage Controlled DRO center frequencies from 10 to 14 GHz (Specify center frequency at time of order) Low phase jitter 0.05ps rms typical (50kHz to 80MHz) Low phase noise -65dBc/Hz @ 1kHz offset Very linear and broad tuning range of 10 to 40MHz Ideal for high-speed fiber optic applications Single 5V power supply Small 1.25 x 1.5 inch SMA connector package Note 1: Specify VCDRO center frequency at time of order BLOCK DIAGRAM M635 VCC VIN DR RF Amp SIGe Bipolar Transistor RF_OUT GND Figure 2: Block Diagram M635 Datasheet Rev 7.1 M635 Dielectric Resonator Oscillator Revised 10Apr2003 Integrated Circuit Systems, Inc. Communications Modules w w w. i c s t . c o m tel (508) 852-5400 Integrated Circuit Systems, Inc. M635 DIELECTRIC RESONATOR OSCILLATOR Preliminary Information PIN DESCRIPTIONS Name GND VCC VIN RF_OUT I/O Description Ground Power Input Output Power supply ground connections. Power supply connection, connect to +5.0V. Tuning Voltage Clock output. SMA connector. Table 2: Pin Descriptions ABSOLUTE MAXIMUM RATINGS1 Symbol Parameter Rating 5.25 -40 to +125 Unit VCC TS Power Supply Voltage Storage Temperature V oC Table 3: Absolute Maximum Ratings Note 1:Stresses beyond those listed under Absolute Maximum Ratings may cause permanent damage to the device. These ratings ard stress specifications only. Functional operation of product at these conditions or any conditions beyond those listed in Recommended Conditions of Operation, DC Characteristics, or AC Characteristics is not implied. Exposure to absolute maximum rating conditions for extended periods may affect product reliability. RECOMMENDED CONDITIONS OF OPERATION Symbol Parameter Min 4.75 -40 Typ 5.0 Max 5.25 Unit VCC TA Positive Supply Voltage Ambient Operating Temperature V oC +85 Table 4: Recommended Conditions of Operation ELECTRICAL SPECIFICATIONS DC Characteristics Unless stated otherwise, VCC = 5.0 Volts +5%, TA = 25 oC, VCDRO Frequency =10-14GHz, Outputs terminated into 50 Symbol Parameter Min 4.75 Typ 5.0 Max 5.25 150 Unit Power Supply VCC ICC Tuning VIN Positive Supply Voltage Power Supply Current Tuning Port Impedence Tuning Voltage V mA k V Table 5: DC Characteristics 2 0 15 M635 Datasheet Rev 7.1 Integrated Circuit Systems, Inc. 2 of 4 Communications Modules Revised 10Apr2003 w w w. i c s t . c o m tel (508) 852-5400 Integrated Circuit Systems, Inc. M635 DIELECTRIC RESONATOR OSCILLATOR Preliminary Information ELECTRICAL SPECIFICATIONS (CONTINUED) AC Characteristics Unless stated otherwise, VCC = 5.0 Volts +5%, TA = 25 oC, VCDRO Frequency =10-14GHz, Outputs terminated into 50 Symbol Parameter Min 10 Typ Max 14 Unit FOUT Output Center Frequency Range Temperature Stability Output Power Tuning Range Tuning Linearity VCO Gain KVCO Absolute Pull-Range Non-harmonic Spurious Harmonics Single Side Band Phase Noise 1kHz Offset 10kHz Offset 100kHz Offset 50kHz to 80MHz GHz ppm dBm MHz % ppm/V ppm dBc dBc dBc/Hz dBc/Hz dBc/Hz ps Table 6: AC Characteristics 300 6 10 20 10 200 40 APR 1000 -60 -25 -65 -90 -110 0.05 1.5:1 n J(t) Jitter (rms) Load VSWR (Voltage Standing Wave Ratio) TEST DATA Phase Noise: Frequency Tuning Characteristics Frequency Offset (ppm) vs. Tuning Voltage (V) 7000 Frequency Offset (ppm) 6000 5000 4000 3000 2000 1000 0 1.07 3.03 5.07 7.09 9.15 11 13 15 Vtune (VDC) Figure 3: Phase Noise Figure 4: Frequency Tuning Characteristics M635 Datasheet Rev 7.1 Integrated Circuit Systems, Inc. 3 of 4 Communications Modules Revised 10Apr2003 w w w. i c s t . c o m tel (508) 852-5400 Integrated Circuit Systems, Inc. M635 DIELECTRIC RESONATOR OSCILLATOR Preliminary Information TEST DATA (CONTINUED) Typical Temperature Characteristics Frequency Shift (ppm) vs. Temperature (oC) 1 0 Output Power Change vs. Temperature (oC) Dielectric Resonator VCO #2 200 FrequencyChange (dB) Power Shift (ppm) 0.5 11.22 1 Frequency (GHz) Power Change (dB) 11.2 0.5 150 100 -0.5 0 11.18 -0.5 11.16 -1 11.14 -1.5 11.12 -2 11.1 -2.5 11.08 -1 50 -1.5 -2 -2.5 0 -50 10 30 50 70 85 -100 -45 -30 -10 -45 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 Temperature (degrees C) Tem perature (degrees C) -45 1.07 -30 -10 10 30 50 70 85 13 3.03 5.07 7.09 9.15 11 Tem perature (degrees C) Vtune (VDC) Figure 5: Typical Temperature Characteristics Figure 6: Output Power Change vs. Temperature (oC) DEVICE PACKAGE - 1.25 x 1.5 inch CONNECTOR MODULE Mechanical Dimensions: 1.50 [38.1] GND 1.25 [31.8] VCC VIN SMA CONN RF_OUT #2 MTG CLEARANCE HOLE 0.75 [19.05] Dimensions are in inches; dimensions in [ ] are in mm All dimensions are 0.02 [0.51] Figure 7: Device Package - 1.25 x 1.5 inch Connector Module ORDERING INFORMATION For VCDRO Frequency (GHz) 10.664 Order Part Number M635-10.6640 Table 7: Ordering Information Consult ICS for the availability of other VCDRO frequencies. While the information presented herein has been checked for both accuracy and reliability, Integrated Circuit Systems (ICS) assumes no responsibility for either its use or for the infringement of any patents or other rights of third parties, which would result from its use. No other circuits, patents, or licenses are implied. This product is intended for use in normal commercial applications. Any other applications such as those requiring extended temperature range, high reliability, or other extraordinary environmental requirements are not recommended without additional processing by ICS. ICS reserves the right to change any circuitry or specifications without notice. ICS does not authorize or warrant any ICS product for use in life support devices or critical medical instruments. M635 Datasheet Rev 7.1 Integrated Circuit Systems, Inc. 4 of 4 Communications Modules Revised 10Apr2003 w w w. i c s t . c o m tel (508) 852-5400 |
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