max2620euat Maxim Integrated Products, Inc., max2620euat Datasheet
max2620euat
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max2620euat Summary of contents
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Rev 2; 2/02 RF Oscillator with Buffered Outputs _________________General Description The MAX2620 combines a low-noise oscillator with two output buffers in a low-cost, plastic surface-mount, ultra-small µMAX package. This device integrates func- tions typically achieved with discrete components. The ...
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Integrated RF Oscillator with Buffered Outputs ABSOLUTE MAXIMUM RATINGS GND .................................................-0. TANK, SHDN to GND .................................-0. OUT, OUT to GND...........................(V CC FDBK to GND ..................................(V CC ...
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RF Oscillator with Buffered Outputs TYPICAL OPERATING CIRCUIT PERFORMANCE—900MHz Band Ceramic- Resonator-Based Tank (Typical Operating Circuit +3.0V resonator: Trans-Tech SR8800LPQ1357BY 1pF, T PARAMETER Tuning Range V TUNE SSB 25kHz Phase Noise ...
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Integrated RF Oscillator with Buffered Outputs __________________________________________Typical Operating Characteristics = +3.0V, SHDN = V (Test Circuit of Figure unless otherwise noted.) OUT OUTPUT POWER vs. FREQUENCY OVER V AND TEMPERATURE ...
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RF Oscillator with Buffered Outputs _____________________________Typical Operating Characteristics (continued) (Typical Operating Circuit +3.0V resonator: Trans-Tech SR8800LPQ1357BY 1pF, T REVERSE ISOLATION vs. FREQUENCY V = 2.7V TO 5.25V CC 0 C3, C4 REMOVED -10 -20 ...
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Integrated RF Oscillator with Buffered Outputs _____________________________Typical Operating Characteristics (continued) (Typical Operating Circuit +3.0V resonator: Trans-Tech SR8800LPQ1357BY 1pF, T PHASE NOISE vs. TEMPERATURE -104 SSB @ f = 25kHz -106 -108 ...
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RF Oscillator with Buffered Outputs 1000pF TEST PORT C3* C2* 2.7pF 1000pF C4* V 1pF CC ON OFF 10 Figure 1. 900MHz Test Circuit _______________Detailed Description The oscillator is a common-collector, negative- resistance type that uses the ...
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Integrated RF Oscillator with Buffered Outputs Keeping the resonant tank circuit’s real component less than one-half the magnitude of the negative real com- ponent ensures that oscillations will start. After start-up, the oscillator’s negative resistance decreases, primarily ...
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RF Oscillator with Buffered Outputs 0. OUT CC 30pF 2 TANK MAX2620 3 120pF FDBK GND 4 SHDN OUT 120pF SHDN X = STATEK AT-3004 10MHz FUNDAMENTAL MODE ...
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Integrated RF Oscillator with Buffered Outputs C17 C STRAY C D1 VARACTOR+ PC BOARD COUPLING PARASITICS RESONANT TANK MODEL Figure 5. Electrical Model of MAX2620 Circuit resonators or high-Q inductors. Also, keep C5 and C17 (see the ...
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RF Oscillator with Buffered Outputs (The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information www.maxim-ic.com/packages ÿ 0.50±0.1 0.6±0.1 1 0.6±0.1 D TOP VIEW A1 A2 ...