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UMA1019AM Datasheet(PDF) 8 Page - NXP Semiconductors |
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UMA1019AM Datasheet(HTML) 8 Page - NXP Semiconductors |
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8 / 16 page  1995 Jul 07 8 Philips Semiconductors Product specification Low-voltage frequency synthesizer for radio telephones UMA1019AM CHARACTERISTICS VDD1 =VDD2 =VDD3 = 2.7 to 5.5 V; VCC = 2.7 to 5.5 V; Tamb =25 °C; unless otherwise specified. SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT Supply; pins 4, 5 and 18 VDD digital supply voltage VDD1 =VDD2 =VDD3 2.7 − 5.5 V VCC analog supply voltage VCC ≥ VDD 2.7 − 5.5 V IDD synthesizer digital supply current VDD = 5.5 V − 911 mA ICC charge pumps analog supply current VCC = 5.5 V; Rext =12 kΩ − 0.4 1.0 mA ICCPD, IDDPD current in power-down mode per supply logic levels 0 or VDD − 12 50 µA RF main divider input; pin 6 fVCO RF input frequency 1000 1500 1700 MHz V6(rms) AC-coupled input signal level (RMS value) Rs =50 Ω 100 − 500 mV ZI input impedance (real part) fVCO = 1.7 GHz − 300 −Ω CI typical pin input capacitance indicative, not tested − 2 − pF Rm main divider ratio 512 − 131071 fPCmax maximum phase comparator frequency − 2000 − kHz fPCmin minimum phase comparator frequency − 10 − kHz Crystal reference divider input; pin 8 fXTAL crystal reference input frequency 3 − 40 MHz V8(rms) sinusoidal input signal level (RMS value) 5 MHz < fXTAL < 40 MHz 50 − 500 mV 3 MHz < fXTAL < 40 MHz 100 − 500 mV ZI input impedance (real part) fXTAL = 30 MHz − 2 − k Ω CI typical pin input capacitance indicative, not tested − 2 − pF Rr reference divider ratio 8 − 2047 Charge pump current setting resistor input; pin 14 Rext external resistor from pin 14 to ground 12 − 60 k Ω V14 regulated voltage at pin 14 Rext =12kΩ− 1.15 − V Charge pump outputs; pins 3 and 2; Rext =12kΩ IOcp charge pump output current error −25 − +25 % Imatch sink-to-source current matching Vcp in range −±5 − % ILcp charge pump off leakage current Vcp = 1⁄2VCC −5 ±1+5 nA Vcp charge pump voltage compliance 0.4 − VCC − 0.4 V |
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