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LA72910V Scheda tecnica(PDF) 2 Page - ON Semiconductor |
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LA72910V Scheda tecnica(HTML) 2 Page - ON Semiconductor |
2 / 10 page LA72910V No.A0783-2/10 Electrical Characteristics at Ta = 25°C, VCC = 5V DC CHARACTERISTICS T6 = 0.4V, T9 = 2.0V, T10 = 0.4V Ratings Parameter Symbol In OUT Conditions min typ max Unit Control terminal (Pin6,9) Low level CNT6L CNT9L T6 T9 Low level of control terminal of ALL mode. T6 = 0.4V(DEMOD mode), T9 = 0.4V (Standby mode) 0 0.4 V Control terminal (Pin6,9)High level CNT6H CNT9H T6 T9 High level of input terminal of ALL mode T6 = 2.0V (MOD mode), T9 = 2.0V (Normal mode) 2.0 5.0 V Input5 Low level IN5L T5 Low level of input terminal of MOD mode T6 = 2.0V, T9 = 2.0V, T10 = 0.4V 0 0.4 V Input5 High level IN5H T5 High level of input terminal of MOD mode T6 = 2.0V, T9 = 2.0V, T10 = 0.4V 2.0 5.0 V Input10 Low level IN10L T10 Low level of input terminal of MOD mode T5 = 0.4V, T6 = 2.0V, T9 = 2.0V 0 0.4 V Input10 High level IN10H T10 High level of input terminal of MOD mode T5 = 0.4V, T6 = 2.0V, T9 = 2.0V 2.0 5.0 V Output10 terminal High level OPH10 T10 DEMOD mode: FM-Signal input T6 = 0.4V, T9 = 2.0V, Pull-UP:15K Ω 4.7 V Output10 terminal Low level OPL13 OPL18 T10 T10: DEMOD mode: FM No-signal Measure the sink level of output terminal. T6 = 0.4V, T9 = 2.0V, Pull-UP:15K Ω 0 0.25 0.4 V Input12 Low level IN12L T12 T12 Voltage of terminal at AGC ON T6 = 0.4V, T9 = 2.0V 0 3 V Input12 High level IN12H T12 T12 Voltage of terminal at AGC OFF T6 = 0.4V, T9 = 2.0V 4.5 5.0 V 5pin AC input dynamic range ACIN5 T5A T3 Input amplitude level of FM signal Freq: 11.5MHz to 13.5MHz 1000 mVp-p 16pin AC input dynamic range ACIN16 T16A T3 Maximum input level of T16A at Video signal 1.5 Vp-p Video FM Modulation Block (MOD) T6=2.0V,T9=2.0V,T10=0.4V,T15=5V Ratings Parameter Symbol In OUT Conditions min typ max Unit Current dissipation ICCR measure the currents into pins 2 (MOD mode) 19.5 23.0 26.5 mA FM modulator output level VFM1 T3 Measure the output level on T3 (No signal input) It is load impedance 200 Ω between T3-GND. 1.8 2.2 Vp-p FM Mute output level VFM2 T3 Measure the T3 output level with 2nd call 0 10 20 mVp-p Carrier frequency FFM T3 Measure the output frequency on T3 with no signal input 10.9 11.5 12.1 MHz FM output Second harmonic distortion THD2 T3 Measure the second harmonics distortion with the above condition -30 -20 dB Deviation DEV T16A T3 With T16A 100% White 1Vp-p signal, Measure the deviation on T3 1.9 2.0 2.1 MHz FM modulator linearity (11.5MHz to 13.5MHz) LMOD T16A T3 Let f2.85, f3.35 and f3.85 be the output frequency when 2.85V, 3.35V and 3.85V is applied to T16A LMOD= × 100 -2 0 +2 % Emphasis gain GEMP T16A T12 With VIN a 300mVp-p 10kHz sine wave, Measure the ratio of the levels on T16A and T12 -7.5 -6.0 -4.5 dB Main linear emphasis characteristics(1) GME1 T16A T12 With VIN a 300mVp-p 500kHz sine wave, Measure the ratio of the levels on T16A and T12 -1.5 0.0 +1.5 dB Main linear emphasis characteristics(2) GME2 T16A T12 With VIN a 300mVp-p 2MHz sine wave, Measure the ratio of the levels on T16A and T12 2.5 4.0 5.5 dB White clipping level LWC T16A T12 With VIN a 1.5Vp-p 100% white video signal. Measure the white clipping level on T12 180 200 220 % Dark clipping level LDC T16A T12 With VIN a 1.5Vp-p 100% white video signal. Measure the dark clipping level on T12. -60 -50 -40 % FM stop beginning delay time (VD characteristic 1B) TC1 T5 T3 C7=0.01 μF, Time from fall of T5 signal to doing of FM carrier of T3 STOP 240 300 360 μsec FM stop time (VD characteristic2A) TC2 T5 T3 C8=0.001 μF, Stop time of FM carrier of T3 30 40 50 μsec Minimum VD pulse width VDT T5 T3 C7=0.01 μF, Minimum VD pulse width to which TC1B is normally output 63 μsec f3.35 - (f3.85 + f2.85) / 2 f3.85 – f2.85 |
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