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TDA5745 Fiches technique(PDF) 7 Page - NXP Semiconductors |
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TDA5745 Fiches technique(HTML) 7 Page - NXP Semiconductors |
7 / 20 page 1998 Mar 09 7 Philips Semiconductors Preliminary specification Low power mixers/oscillators for hyperband tuners TDA5744; TDA5745 gi input conductance fRF = 45.25 MHz − 0.25 − mS fRF = 399.25 MHz − 0.5 − mS Ci input capacitance fRF = 45.25 to 399.25 MHz − 2 − pF Vo output voltage causing 1% cross modulation in channel fRF = 45.25 MHz; see Fig.6 116 119 − dB µV fRF = 399.25 MHz; see Fig.6 116 119 − dB µV Vi input voltage causing pulling in channel (750 Hz) fRF = 399.25 MHz; note 1 − 88 − dB µV GV voltage gain fRF = 45.25 MHz; see Fig.4 24.5 27 29.5 dB fRF = 399.25 MHz; see Fig.4 24.5 27 29.5 dB VHF oscillator fosc oscillator frequency 84.15 − 438.15 MHz ∆f osc(V) oscillator frequency shift with supply voltage ∆VCC = 5%; note 2 − 100 200 kHz ∆V CC = 10%; worst case in the frequency range; note 2 − 200 − kHz ∆f osc(T) oscillator frequency drift with temperature ∆T=25 °C without compensation: NP0 capacitors; worst case in the frequency range; note 3 − 1300 tbf kHz ∆f osc(t) oscillator frequency drift with time worst case in the frequency range; note 4 − 600 tbf kHz Φ osc phase noise, carrier-to-noise sideband ±100 kHz frequency offset; worst case in the frequency range − 106 − dBc/Hz RSC(p-p) ripple susceptibility of VCC (peak-to-peak value) VCC = 5 V; worst case in the frequency range; ripple frequency 500 kHz; note 5 15 40 − mV UHF mixer (including IF amplifier) fi(RF) RF input frequency picture carrier frequency 407.25 − 855.25 MHz F noise figure fRF = 407.25 MHz; see Fig.10 − 810 dB fRF = 855.25 MHz; not corrected for image; see Fig.10 − 911 dB Rs real part of Zi =Rs +jωLs fRF = 407.25 MHz − 30 −Ω fRF = 855.25 MHz − 38 −Ω Ls imaginary part of Zi =Rs +jωLs fRF = 407.25 MHz − 9 − nH fRF = 855.25 MHz − 6 − nH Vo output voltage causing 1% cross modulation in channel fRF = 407.25 MHz; see Fig.7 116 119 − dB µV fRF = 855.25 MHz; see Fig.7 114 117 − dB µV Vi input voltage causing pulling in channel (750 Hz) fRF = 855.25 MHz; note 1 − 78 − dB µV GV voltage gain fRF = 407.25 MHz; see Fig.4 35 38 41 dB fRF = 855.25 MHz; see Fig.4 35 38 41 dB SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT |
Numéro de pièce similaire - TDA5745 |
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Description similaire - TDA5745 |
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