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TEA7650H Arkusz danych(PDF) 10 Page - NXP Semiconductors |
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TEA7650H Arkusz danych(HTML) 10 Page - NXP Semiconductors |
10 / 23 page September 1990 10 Philips Semiconductors Preliminary specification Video signal processor for CD-video/laser vision TEA7650H CHARACTERISTICS VP1 =VP2 =VP3 = 5 V, Tamb =25 °C, measurements taken in Fig.1-2 ; unless otherwise specified. Voltages referred to GND1 (pin 19): VP1 and voltage at pins 6 to 15, 18 GND2 (pin 43): VP2 and voltage at pins 1 to 4, 16, 37, 44 to 48 GND3 (pin 28): VP3 and voltage at pins 5, 17, 20 to 36, 38 to 42 SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT VP1 supply voltage 1 (pin 12) 4.5 5 5.5 V VP2 supply voltage 2 (pin 47) 4.5 5 5.5 V VP3 supply voltage 3 (pin 30) 4.5 5 5.5 V I12+30+47 total supply current −− 65 mA Standard select input (pin 37) VIL input voltage for standard PAL (LOW) 0 − 1V VIH input voltage for standard NTSC (HIGH), alternative measure for standard NTSC pin connected 3 − VP2 V pin open-circuit −− − IIL input current (LOW) V37 =1 V −− −100 µA IIH input current (HIGH) V37 =4 V −− 20 µA Modulation transfer function MTF (referred to GND1, pin 19) Vi (p-p) FM input signal at pin 7 (peak-to-peak value) 50 − 300 mV for proper MTF correction 50 − 200 mV Z7 input impedance − 5 − k Ω MTF control signal I (p-p) output current for storage of the burst amplitude at pin 5 (peak-to-peak value) − 200 −µA I 6 burst amplitude integrator, charging current (pin 6) −±50 −µA g conductance g = dI6 / dV5 −−1 − mS MTF frequency selection (pins 8 and 9) pin 8 active for PAL; pin 9 active for NTSC Vo (p-p) output signal − V7 (p-p) − mV Z output impedance −− 10 Ω Io (p-p) output current −− 4.5 mA Vo (p-p) MTF output signal (pin 10) −− 300 mV Z10 MTF output impedance −− 100 Ω Gv signal gain Gv =V10 / V7 Go Gv =Go + 20 log Gr (V6) − 0 − dB Gr minimum gain V 6 =0 − 0 − dB maximum gain V 6 = 2.6 V − 300 Ω/R8 − maximum gain V 6 = 2.6 V − 300 Ω/R9 − B bandwidth −3 dB; Gr =0 15 −− MHz α2H second harmonic suppression f = 8 MHz 40 −− dB |
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