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SAA5252 Datasheet(PDF) 6 Page - NXP Semiconductors |
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SAA5252 Datasheet(HTML) 6 Page - NXP Semiconductors |
6 / 20 page 1996 Jul 18 6 Philips Semiconductors Product specification Line twenty-one acquisition and display (LITOD) SAA5252 CHARACTERISTICS VDD = 5 to 5.5 V; VSS =0V; Tamb = −20 to +70 °C; unless otherwise specified. SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT Supplies VDD supply voltage 4.5 5.0 5.5 V IDDtot total supply current − 30 − mA Inputs CVBS (PIN 1) Vsyn sync voltage amplitude 0.1 0.3 0.6 V Vvid(p-p) video voltage amplitude (peak-to-peak value) 0.7 1.0 1.4 V Vdat caption data voltage amplitude 0.25 0.35 0.49 V Zsource source impedance −− 250 Ω VI input switching voltage level of sync separator 1.7 2.0 2.3 V ZI input impedance 2.5 5 − k Ω CI input capacitance −− 10 pF IREF (PIN 24) R24 resistor to ground − 27 − k Ω V24 voltage on pin 24 − 1 ⁄2VDD − V H(PIN 8) VIL LOW level input voltage −0.3 − +0.8 V VIH HIGH level input voltage 2.0 − VDD + 0.5 V ILI input leakage current VI =0toVDD −10 − +10 µA IImax maximum input current −1 − +1 mA CI input capacitance −− 10 pF tr pulse rise time −− 5 µs tf pulse fall time −− 5 µs tW pulse width scan mode 1H 1 12 63 µs scan mode 2H 1 6 31 µs V(PIN 7) VIL LOW level input voltage −0.3 − +0.8 V VIH HIGH level input voltage 2.0 − VDD + 0.5 V ILI input leakage current VI =0toVDD −10 − +10 µA IImax maximum input current −1 − +1 mA CI input capacitance −− 10 pF tr pulse rise time −− 5ns tf pulse fall time −− 5ns tW pulse width 1 −−µs |
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