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M670-627.3296 Datasheet(PDF) 3 Page - Integrated Circuit Systems |
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M670-627.3296 Datasheet(HTML) 3 Page - Integrated Circuit Systems |
3 / 6 page M670 Datasheet Rev 12.1 3 of 6 Revised 09Apr2003 Integ r ated Circuit Systems , Inc. ● Comm unications Modules ● www.i cst. com ● tel (508) 852-5400 M670 VOLTAGE CONTROLLED SAW OSCILLATOR Prod uct Data Sh eet Integrated Circuit Systems, Inc. ELECTRICAL SPECIFICATIONS DC Characteristics Unless stated otherwise, V CC = 3.3 Volts + 10%, TA = 0 to 85 oC, VCSO Frequency =622-695MHz, Outputs terminated into 180Ω to ground Symbol Parameter Pin Min Typ Max Unit Power Supply V CC Positive Supply Voltage VCC 2.97 3.3 3.63 V I CC Power Supply Current 80 100 mA Control Voltage V IN Input Control Voltage Range VIN 0 Vcc V V IN Input Impedence 100 k Ω V IN Modulation Bandwidth 500 kHz Clock Enable Pull-up V IH Input High Voltage CLK_EN 2 Vcc + 0.3 V V IL Input Low Voltage -0.3 0.8 V I IH Input High Current 5 µA I IL Input Low Current -150 µA Rpullup Internal Pull-up Resistor 51 k Ω Differential Outputs V OH Output High Voltage FOUT, nFOUT Vcc - 0.98 Vcc - 0.75 V V OL Output Low Voltage Vcc - 1.95 Vcc - 1.63 V V P -P Peak to Peak Output Voltage 0.4 0.6 0.85 V P -P I OUT Output Current 20 mA Table 5: DC Characteristics AC Characteristics Unless stated otherwise, V CC = 3.3 Volts + 10%, TA = 0 to 85 oC, VCSO Frequency =622-695MHz, Outputs terminated into 180Ω to ground Symbol Parameter Min Typ Max Unit Notes Frequency F OUT Output Center Frequency Range 155 700 MHz APR Absolute Pull-Range 1 ±50 ppm f STAB Frequency Stability 110 ppm p-p L IN Tuning Linearity 6 % K VCO VCO Gain @622.08MHz 265 ppm/V VIN = 0.3 to 3.0V Best fit straight line Outputs Non-harmonic Spurious -50 -70 dBc Φn SSB Phase Noise offset from carrier 100Hz Offset -43 dBc/Hz 1kHz Offset -70 dBc/Hz 10kHz Offset -98 dBc/Hz 100kHz Offset -124 dBc/Hz J(t) Jitter (rms) 12kHz to 20MHz 0.36 ps rms 50kHz to 80MHz 0.19 ps rms odc Output Duty Cycle 2 45 55 % t R Output Rise Time 2 for FOUT, nFOUT 300 400 ps 20 % to 80% t F Output Fall Time 2 for FOUT, nFOUT 300 400 ps 20 % to 80% Table 6: AC Characteristics Note 1: Consult ICS for availability of other APRs. Note 2: See Parameter Measurement Information on pg. 4. |
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