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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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TDA6502 датащи(PDF) 19 Page - NXP Semiconductors |
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TDA6502 датащи(HTML) 19 Page - NXP Semiconductors |
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19 / 44 page  2000 Mar 16 19 Philips Semiconductors Preliminary specification 5 V mixers/oscillators and synthesizers for cable TV and VCR 2-band tuners TDA6502; TDA6502A; TDA6503; TDA6503A Vo output voltage (causing 1% cross modulation in channel) fRF = 55.25 MHz; see Fig.15 107 110 − dB µV fRF = 361.25 MHz; see Fig.15 107 110 − dB µV Vi input voltage (causing pulling-in channel at 750 Hz) fRF = 361.25 MHz; note 2 − 83 − dB µV gos optimum source conductance for noise figure fRF =50MHz − 0.7 − mS fRF = 150 MHz − 0.9 − mS fRF = 300 MHz − 1.5 − mS gi input conductance fRF = 55.25 MHz; see Fig.7 − 0.3 − mS fRF = 361.25 MHz; see Fig.7 − 0.4 − mS Ci input capacitance fRF = 57.5 to 357.5 MHz; see Fig.7 − 1.35 − pF VHF OSCILLATOR fOSC(o) oscillator operational frequency 60 600 MHz fOSC oscillator frequency note 3 101 − 407 MHz ∆fOSC(V) oscillator frequency variation with supply voltage ∆VCC = 5%; note 4 − 60 − kHz ∆V CC = 10%; note 4 − 110 − kHz ∆f OSC(T) oscillator frequency variation with temperature ∆T=25 °C; with compensation; note 5 − 1600 − kHz ∆f OSC(t) oscillator frequency drift 5 s to 15 min after switch-on; note 6 − 400 − kHz Φ OSC phase noise, carrier-to-noise sideband ±100 kHz frequency offset; worst case in the frequency range − 105 − dBc/Hz RSC ripple susceptibility of VCC (peak-to-peak value) VCC = 5 V; worst case in the frequency range; ripple frequency 500 kHz; note 7 15 30 − mV UHF MIXER (INCLUDING IF PREAMPLIFIER) fRF(o) RF operational frequency 200 900 MHz fRF RF frequency note 1 367.25 − 801.25 MHz Gv voltage gain fRF = 369.5 MHz; see Fig.16 29 32 35 dB fRF = 803.5 MHz; see Fig.16 29 32 35 dB NF noise figure (not corrected for image) fRF = 369.5 MHz; see Fig.17 − 79dB fRF = 803.5 MHz; see Fig.17 − 79dB Vo output voltage (causing 1% cross modulation in channel) fRF = 367.25 MHz; see Fig.18 107 110 − dB µV fRF = 801.25 MHz; see Fig.18 107 110 − dB µV Vi input voltage (causing pulling in channel at 750 Hz) fRF = 801.25 MHz; note 2 − 85 − dB µV SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT |
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