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LA7958 Datasheet(PDF) 2 Page - Sanyo Semicon Device |
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LA7958 Datasheet(HTML) 2 Page - Sanyo Semicon Device |
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2 / 7 page  LA7958 No.A0260-2/7 Electrical Characteristics at Ta = 25°C, VCC = 9V Ratings Parameter Symbol Conditions min typ max Unit Current dissipation ICC VCC = 9V, No signal 11.2 14.0 16.8 mA Audio Block Audio input DC voltage INa 4.0 4.3 4.6 V Audio output DC voltage Oa 3.2 3.6 4.0 V Audio channel bandwidth Fa -3dB frequency 100 kHz Audio signal voltage gain Aa f = 1kHz, VIN = 500mVrms 5.0 6.0 7.0 dB Audio input dynamic range Da f = 1kHz, THD ≤ 1% 2.0 2.5 Vp-p Audio channel PSRR PSa VCC = 9V+1Vp-p, SINE WAVE (50Hz) 35 50 dB Audio channel input impedance Ria 80 100 120 k Ω Audio channel output impedance Roa 40 50 65 Ω Audio channel crosstalk CTa f = 1kHz 65 80 dB Audio channel S/N SNa Filter = DIN/AUDIO 70 85 dB Audio channel THD THDa f = 1kHz, VIN = 500mVrms 0.15 0.3 % Video Block Video input DC voltage INv 4.0 4.3 4.6 V Video output DC voltage Ov 3.2 3.6 4.0 V Video channel bandwidth Fv -3dB frequency 10 MHz Video signal voltage gain Av f = 500kHz, VIN = 1Vp-p 5.0 6.0 7.0 dB Video input dynamic range Dv f = 100kHz, THD ≤ 1% 2.0 2.5 Vp-p Video channel PSRR PSv SINE WAVE (50Hz) 35 50 dB Video channel input impedance Riv 8.0 10 12.0 k Ω Video channel output impedance Rov 29 37 48 Ω Video channel crosstalk CTv f = 3.58MHz, VIN = 1Vp-p 45 60 dB Video channel noise SNv Bandwidth 10MHz 57 62 dB Y, C Mixer Y input DC voltage INy 4.0 4.3 4.6 V C input DC voltage INc 4.0 4.3 4.6 V Y+C signal voltage gain Ayc Yin = 1Vp-p, Cin = 0.3Vp-p 5.0 6 7.0 dB Differential gain DG 2.0 3.5 % Differential phase DP 1.0 2.0 deg Mode Selection Block Mode selection threshold voltage Vmth 2.2 2.6 3.0 V |
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