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TEA2128 Datasheet(PDF) 3 Page - STMicroelectronics |
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TEA2128 Datasheet(HTML) 3 Page - STMicroelectronics |
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3 / 8 page  ABSOLUTE MAXIMUM RATINGS Symbol Parameter Value Unit VCC Supply Voltage 13.5 V I11 Output Current 80 mA I20 Input Current 40 mA I22 Input Current ± 5 mA TAMB Operating Ambient Temperature 0 , 70 oC THERMAL DATA Symbol Parameter Value Unit Rth(j-a) Junction-ambient Thermal Resistance 60 oC/W ELECTRICAL CHARACTERISTICS (TAMB =25 oC; VCC = 12V; Pulse duration 50% of the amplitude) Symbol Parameter Pins Test conditions Min. Typ. Max. Unit Supply Voltage 13 12 V Supply Current 13 Without load in Pins 11, 16, 21, 24 30 mA VIDEO INPUT Video Signal Amplitude 4 Z source < 200 Ω 0.2 1 3 VPP Push out Current 4 During the synch. pulse - 30 µA Pull in Current 4 During the line 5 µA 50% SYNCH. PULSE CLAMP Push out Current 3 During the synch. pulse - 350 -900 µA Pull in Current 3 During the line 25 µA φ 1 AND φ 3 COMPARATOR Short Time Output Current 7 - 8 Identification high ± 1.5 mA Long Time Output Current 7 - 8 Identification high ± 0.5 mA VCO Catching Range 2 Ceramic CSB 503B, RSERIAL = 470 Ω 15 16.3 kHz Transfer Characteristic ∆F Pin 20/∆V Pin 8 2 kHz/V Free Running Frequency Without video signal 15.6 kHz VIDEO IDENTIFICATI ON AND STANDARD OUTPUT No video on Pin 4 16 I16 = 3mA 0 500 mV 60Hz video 16 I16 = 3mA 5.7 6 6.3 V 50Hz video 16 I16 =10 µA 10.5 11 V VIDEO IDENTIFICATI ON AND O.S.D. CONTROL Identification Time 14 2 µs Output Current q 2 µs pulse within the synchro pulse q 2 µs pulse outside the synchro pulse -135 65 -160 80 -185 95 µA µA Identification Threshold 4.6 V OSD Switching Threshold lower than 1 V REFERENCE VOLTAGE Output voltage 6 I6 =0 VCC/2 V Output impedance ∆I 6 = ± 50µA 600 Ω Max output current 200 µA AUTO VCR SWITCH Switching threshold /V6 7 q With no noise on the video (V5 ≤ 6V) q With noise on video (6V < V5 < 7.3V) St* = 0.69 V5 - 3.85 ± 0.28 ± 0.3 St* ± 0.32 V V TEA2128 3/8 |
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