LA7958 Sanyo Semiconductor Corporation, LA7958 Datasheet
LA7958
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LA7958 Summary of contents
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... Ordering number : ENA0260 LA7958 Overview This LA7958 is a Audio/Video Switch for TV, VTR. Functions • Audio: Possible to Change 4 Channel×2 • Video: Possible to Change 4 Channel, 6dB Amplifier, Y+C Amplifier Specifications Maximum Ratings 25°C Parameter Symbol Maximum supply voltage max Allowable power dissipation ...
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... Video channel crosstalk Video channel noise Y, C Mixer Y input DC voltage C input DC voltage Y+C signal voltage gain Differential gain Differential phase Mode Selection Block Mode selection threshold voltage Vmth LA7958 Conditions 9V, No signal INa Oa Fa -3dB frequency 1kHz 500mVrms f = 1kHz, THD ≤ 1% ...
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... Audio-R-Output A : Pin Pin RTV RTV = (-A)*(- (A)*(- (-A)*( (A)*(B) Audio-L-Output A : Pin Pin LTV LTV = (-A)*(- (A)*(- (-A)*( (A)*(B) Package Dimensions unit : mm 3010A 22 1 27.2 0.9 2.54 0.5 1.2 SANYO : DIP22(400mil) LA7958 C : Pin 15 OPEN H VTV VTV V3/Y V3 Pin 15 OPEN H RTV RTV Pin 15 OPEN H LTV LTV No.A0260-3/7 ...
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... Pin Assignment Block Diagram LA7958 No.A0260-4/7 ...
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... Video signal voltage gain (Av) 2 Video channel bandwidth (Fv) Video channel noise (SNv Video channel crosstalk (CTv) 5 Video channel PSRR (PSv) 6 Audio signal voltage gain (Aa) LA7958 Explanations P : Pins Pin 1Vp-p Input inpedance 75kΩ log Vout/V IN (dB Pins Pin 1Vp-p A frequency which becomes -3dB is measured ...
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... Audio channel bandwidth (Fa) 8 Audio channel THD (THDa) 9 Audio channel S/N (SNa) 10 Audio channel crosstalk (CTa) 11 Audio channel PSSR (PSa) LA7958 Explanations P : Pins 21 Pins 17, 500mVrms A frequency which becomes -3dB is measured. It's the same Audio Signal Voltage Gain measurement circuit Pins 21, 22 ...
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... SANYO Semiconductor believes information herein is accurate and reliable, but no guarantees are made or implied regarding its use or any infringements of intellectual property rights or other rights of third parties. This catalog provides information as of Novemver, 2006. Specifications and information herein are subject to change without notice. LA7958 PS No.A0260-7/7 ...